Global Pollution Map [] :: International Pellet Watch

Country Maps

To see the detailed locations and data, select the country name.

you can select multiple years by pressing “shift” key or “command” key.

Albania | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
12040900	2011/10/5	Durres	N 41° 20′ 53.4″ , E 19° 25′ 15.84″	2.1

Argentina | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
IPEN02	2019	Av. Félix U. Camet 1629 Mar del Plata, Buenos Aires	S 37° 57′ 53.6″ , W 57° 32′ 25.81″	n.a.
08112904	2008/11/24	Edison Beach, Buenos Aires	S 34° 29′ 5.7″ , W 58° 28′ 50.1″	1.2
08112905	2008/11/24	Vergara , Buenos Aires	S 34° 31′ 8.4″ , W 58° 28′ 9.47″	n.a.

Australia | HCHs

: HCHs concentration of HCHs in beachid plastic resin pellet (ng/g-pellet)

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
11081304	2011/7/27	Banocoora Beach, Breamlea	S 38° 17′ 32.64″ , E 144° 24′ 16.4″	0.1
12102303	2012/10/16	Bathers Beach, Perth	S 32° 3′ 26.76″ , E 115° 44′ 28.86″
09040700	2009/3/19	Bob's Folly Beach, Cocos island	S 12° 8′ 46″ , E 96° 49′ 31″	1.7
13021204	2013/1/24	Brisbane River, Queensland	S 27° 28′ 19.5″ , E 153° 1′ 21.96″	0.6
12082202	2012/8/18	Cape Kimberly, Queensland	S 16° 16′ 8.3″ , E 145° 28′ 2.3″	0.2
17072803	2017/6/3	Captain Billy's Landing, Australia	S 11° 38′ 36.4″ , E 142° 51′ 27.5″	n.a.
13100200	2013/8/20	Curl curl lagoon,Sydney	S 33° 46′ 0.55″ , E 151° 17′ 53.95″	1.1
12070300	2012/6/9	Curtis Island, Queensland Australia	S 22° 39′ 50.508″ , E 151° 15′ 22.752″
12082201	2012/8/11	Farnborough Beach, Yeppoon, Queensland	S 22° 58′ 18.5″ , E 150° 46′ 6.1″	0.1
07090700	2007/8/17	Foul Bay	S 34° 15′ 4.68″ , E 115° 1′ 40.8″	0.1
12102302	2012/10/13	Foul Bay, Perth	S 34° 14′ 10.9″ , E 115° 1′ 59″	n.a.
12090603	2012/8/30	Goolwa, South Australia	S 35° 31′ 23.16″ , E 138° 46′ 22.98″
12032700	2011/8/7	Little Manly, Sydney	S 33° 48′ 22.69″ , E 151° 17′ 10.21″	0.8
12011000	2011/12/27	Manly Beach (near Sydney)	S 33° 47′ 46″ , E 151° 16′ 58″
11091601	2011/8/29	Melbourne, Elwood Beach	S 37° 53′ 8.16″ , E 144° 58′ 49.44″
11091602	2011/8/30	Melbourne, Maribyrnong River Mouth	S 37° 49′ 43″ , E 144° 54′ 4″	1.5
11091600	2011/8/29	Melbourne, St Kilda Beach	S 37° 52′ 15.6″ , E 144° 58′ 32.52″
12090600	2012/8/27	Mills Road, Port Phillips Bay, Melbourne	S 37° 51′ 4.14″ , E 144° 57′ 17″
IPEN22P2	2019	Minim Cove	S 32° 1′ 27.1″ , E 115° 46′ 15″	n.a.
IPEN22P4	2019/8/12	Minim Cove, Mosman Park	S 32° 1′ 27″ , E 115° 46′ 15″	n.a.
12082200	2012/8/5	Mission Beach, Queensland	S 17° 52′ 17″ , E 146° 6′ 24.29″
09041000	2009/3/11	Neutral Bay, Sydney Harbour	S 33° 50′ 30″ , E 151° 13′ 12″	0.1
09022200	2009/1/14	New South Wales	S 33° 47′ 56.65″ , E 151° 16′ 59″	1.6
12100300	2012/9/26	Newcastle Beach, NSW	S 32° 55′ 49.44″ , E 151° 47′ 8.16″
11091603	2011/8/29	Queenscliff, between Pilots Pier and Queenscliff South Pier	S 38° 16′ 4.22″ , E 144° 39′ 53.5″
11091604	2011/8/19	Queenscliff, Rip View Car Park	S 38° 16′ 25.62″ , E 144° 39′ 25.44″
10091301	2010/8/24	Queenscliff, Victoria	S 38° 16′ 18.54″ , E 144° 38′ 54.62″
11081303	2011/7/11	Queenscliff, Victoria	S 38° 15′ 58.37″ , E 144° 40′ 18.35″
11081301	2011/8/1	Queenscliff, Victoria	S 38° 16′ 9.67″ , E 144° 39′ 47.31″
11081302	2011/8/2	Queenscliff, Victoria	S 38° 16′ 0.48″ , E 144° 40′ 2.28″
13062800	2013/2/26	Reef Beach, Sydney	S 33° 48′ 27.47″ , E 151° 16′ 26.92″	0.9
16081900		Sandell Bay, Macquarie Island	S 54° 38′ 56.51″ , E 158° 49′ 12.26″	n.a.
13041900	2000/12/12	Sandell Bay, Macquarie Island	S 54° 38′ 56.51″ , E 158° 49′ 12.26″	7.7
14090100	2014/8/17	Seaford Beach, Victoria - 1	S 38° 6′ 0.55″ , E 145° 7′ 28.4″	n.a.
18041000	2017/12/17	Shelly beach, Warrnambool	S 38° 23′ 43.4″ , E 142° 27′ 15.9″	5.9
11041800	2011/3/27	St Leonards	S 38° 9′ 32″ , E 144° 42′ 40″
12102304	2012/10/17	Swan River, Perth	S 31° 55′ 51.54″ , E 115° 55′ 25.08″	0.2
10091302	2010/9/2	Victoria, Queenscliff	S 38° 16′ 18.54″ , E 144° 38′ 54.618″

Bangladesh | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
IPEN09P1	2019	Kalatoli Sea Beach	N 21° 14′ 2″ , E 92° 2′ 52″	n.a.

Barbados | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
09062400	2009/5/12	Martins Bay, Barbados	N 13° 12′ 4″ , W 59° 30′ 4″

Belgium | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
14042500	2013/10/31	Oostende	N 51° 14′ 18″ , E 2° 55′ 46″	1.3
10052437	2011/2/5	Westende-bad	N 51° 9′ 55.44″ , E 2° 45′ 55.64″	0.0

Belize | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
14013103	2013/5/12	calabash caye, Belize	N 17° 16′ 57.36″ , W 87° 48′ 41.11″	n.a.

Brazil | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
10010400	2009/11/4	Barra do Itariri-BA, Brazil	S 11° 57′ 58.08″ , W 37° 37′ 4.26″
10040500	2010/3/12	Bombinhas	S 27° 7′ 54″ , W 48° 31′ 40″
10020901	2010/1/23	Cassino Beach #1	S 32° 30′ 21.77″ , W 52° 22′ 46.47″
10020902	2010/1/26	Cassino Beach #1	S 32° 19′ 14.73″ , W 52° 17′ 0.58″
12092500	2012/5/7	Goes Beach, Guaruja	S 23° 59′ 55.27″ , W 46° 18′ 53.09″	n.a.
12092501	2012/4/24	Gonzaguinha Beach, Sao Vicente	S 23° 58′ 14.29″ , W 46° 22′ 55.78″	n.a.
12092505	2012/5/8	Guaiuba Beach, Guaruja	S 24° 1′ 4.94″ , W 46° 17′ 34.9″	n.a.
12092506	2012/5/22	Itaguare Beach, Bertioga	S 23° 47′ 18.1″ , W 45° 58′ 50.95″	n.a.
12092507	2012/4/26	Itaquitanduva Beach, Sao Vicente	S 23° 59′ 50.07″ , W 46° 23′ 26.98″	n.a.
10072700	2010/5/30	Itauna beach, Saquarema,	S 22° 56′ 13.26″ , W 42° 28′ 17.09″	n.a.
10010401	2009/11/4	Morro de Sao Paulo	S 13° 22′ 38.88″ , W 38° 54′ 51.6″	4.8
09060100		Paracuru, Brazill	S 3° 23′ 45″ , W 39° 0′ 54″
10072000	2010/4/28	Ponta Do Garcez	S 13° 7′ 57.33″ , W 39° 37′ 17″
13040500	2012/10/15	Praia do Tombo, Guaruja-sp	S 24° 0′ 50″ , W 46° 16′ 22″	n.a.
12092503	2012/4/25	Prainha Branca Beach, Guaruja	S 23° 52′ 1.88″ , W 46° 8′ 4.69″	n.a.
09102000	2009/10/0	Santos bay(East)	S 23° 58′ 49.7″ , W 46° 18′ 49.2″	0.0
10012700	2010/3/0	Santos bay(West)	S 23° 59′ 54.27″ , W 46° 23′ 30.92″	6.2
14110400	2014/10/20	Santos Bay, East	S 23° 59′ 4.2″ , W 46° 18′ 35″	1.2
12092502	2012/5/10	Sao Pedro Beach, Guaruja	S 23° 54′ 34.36″ , W 46° 9′ 54.52″	n.a.
11011700	2010/12/3	South Atlantic	S 33° 38′ 10″ , E 1° 6′ 14″
12092504	2012/5/8	Tombo Beach, Guaruja	S 24° 0′ 53.53″ , W 46° 16′ 24.3″	n.a.

Canada | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
19080511	2018/12/30	Florenica Bay, Uclnelet, British Columbia	N 49° 0′ 6.228″ , W 125° 38′ 18.001″	n.a.
13071100		Humber River, Toronto	N 43° 40′ 23.34″ , W 79° 30′ 45.12″	0.2
20111310	2017/9/16	Lake Superior	N 48° 53′ 49.28″ , W 87° 46′ 27.99″	n.a.

Chile | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
09030400	2009/2/12	Beach Los Choros	S 29° 20′ 1″ , W 71° 20′ 11″	0.2
12061301	2011/3	Easter Island, Anakena Beach	S 27° 8′ 19.51″ , W 109° 21′ 50.43″	n.a.
11032801	2010/3	San Antonio	S 33° 35′ 1.43″ , W 71° 36′ 47″	0.3
14091200	2014/8/7	San Vicente Bay	S 36° 45′ 55.3″ , W 73° 9′ 30.36″	1.6
08112901	2008/11/20	San Vicente Bay No.1	S 36° 43′ 40.68″ , W 73° 7′ 40.66″	n.a.
08112902	2008/11/20	San Vicente Bay No.2	S 36° 45′ 55″ , W 73° 9′ 32″	0.2

China | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
15102301		Dongshan Beach	N 39° 7′ 59.5″ , E 122° 5′ 26.5″	n.a.
12031900	2012/2	Haikou Bay	N 20° 2′ 6.83″ , E 110° 18′ 56.43″	0.2
19080502	2018/12/1	Haikou Bay #2, Hainan province	N 20° 1′ 36″ , E 110° 15′ 11″	n.a.
14070100	2014/6/20	Hong Kong Garden	N 22° 21′ 37.3″ , E 114° 2′ 30.94″	3.2
01061200	2001/6/12	Hong Kong Garden 01	N 22° 21′ 36″ , E 114° 2′ 60″	n.a.
09011900	2009/1/11	Hong Kong Garden 09	N 22° 21′ 37″ , E 114° 2′ 31″	2.2
01061100	2001/6/12	Lung Kwu Tan 01	N 22° 23′ 60″ , E 113° 54′ 36″	1.8
08081200	2008/8/12	Lung Kwu Tan 08	N 22° 23′ 26″ , E 113° 55′ 8″	1.0
09022300	2009/2/9	Pak Shui Wun	N 22° 20′ 28″ , E 114° 15′ 57″	1.3
14071401	2014/7/5	Pak Shui Wun, Hong Kong	N 22° 20′ 27.92″ , E 114° 15′ 57.4″	1.8
09030500	2009/3/4	Pinghu	N 30° 38′ 26″ , E 121° 10′ 26″	0.7
12121101	2011/8/4	Sam Pak Wan, Discovery Bay, Hong Kong	N 22° 18′ 36.2″ , E 114° 1′ 3″	2.8
14071400		Shanghai	N 30° 49′ 51″ , E 121° 56′ 27″	n.a.
14042800	2014/3/30	Shanghai	N 30° 49′ 51″ , E 121° 56′ 27″	0.1
14100701		Shanghai	N 30° 52′ 7.24″ , E 121° 57′ 7.37″	0.5
09100500	2009/9/26	Silvermine Beach, Hong Kong	N 22° 16′ 10.85″ , E 113° 59′ 56.34″	n.a.
15102302		Zhengmingsi Beach	N 39° 54′ 55.4″ , E 119° 37′ 12.7″	n.a.

Congo | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
IPEN05	2019	Pointe Noire	S 4° 49′ 10.8″ , E 11° 51′ 13.56″	n.a.

Costa Rica | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
08112800	2008/11/16	#1 Marbella, Playa Coco, Guanacastle C.R.	N 10° 5′ 20.04″ , W 85° 46′ 51.12″
08112801	2008/11/18	Playa Negra, Los Pargos Guanacastle	N 10° 11′ 39″ , W 85° 49′ 47″	0.3
IPEN28	2019	Playa Mantas	N 9° 42′ 21.5″ , W 84° 39′ 54.4″	n.a.

Croatia | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
13032500	2013/1/25	Adreatic Sea, Island Ilovik, Beach Przine,	N 44° 26′ 51.5″ , E 14° 33′ 30.07″	1.1

Ecuador | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
14091900	2014/9/10	Tortuga Bay, Santa Cruz Island, Galapagos	S 0° 45′ 39.51″ , W 90° 20′ 1.74″	n.a.

Equatorial Guinea | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
13112600	2013/9/29	Arena Blanca beach	N 3° 31′ 37.85″ , E 8° 34′ 50.7″	0.9
14120200	2014/8	Arena Blanca beach	N 3° 31′ 37.85″ , E 8° 34′ 50.7″

Europe | HCHs

France | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
20110902	2020/10/8	Anglet	N 43° 30′ 14.591″ , W 1° 32′ 20.4″	n.a.
10092103		Beach of the Butin, Honfleur	N 49° 25′ 24.15″ , E 0° 12′ 31.19″	1.3
14033100	2014/2/19	Blank Sablon	N 48° 21′ 57″ , W 4° 46′ 6″	0.9
10052428	2010/5/21	Channel,Brittany,Cancale, Plage du Verger	N 48° 41′ 48.16″ , W 1° 52′ 28.04″	10.0
10052417	2010/2/22	Channel,Brittany,Morbihan, Erdeven	N 47° 37′ 4.8″ , W 3° 11′ 3.1″	4.0
10052418	2010/2/22	Channel,Brittany,Morbihan, Etel	N 47° 39′ 10.6″ , W 3° 12′ 17″
10052430	2010/10/8	District Nord	N 50° 48′ 14.04″ , E 1° 36′ 27.36″	3.0
15091404		Illbarritz, Biarritz	N 43° 27′ 38.465″ , W 1° 34′ 42.121″	n.a.
14033101	2014/2/17	La Cale	N 48° 26′ 53″ , W 4° 46′ 42″	0.8
10060800	2010/5/31	Le Harve, Normandy	N 49° 29′ 13.1″ , E 0° 5′ 53.2″	2.6
17070304	2017/5/8	Le Havre, Saint-Jouin-Bruneval, Antifer oil terminal	N 49° 38′ 49.5″ , E 0° 9′ 15.6″	n.a.
10052429	2010/6/2	Le Havre, Seine Estuary	N 49° 27′ 15.44″ , E 0° 12′ 21.58″	9.2
10092105		Le HOURDEL, Cayeux-sur-mer,Estuary of the Somme	N 50° 12′ 50.73″ , E 1° 32′ 48.05″	3.0
10092101		marina of Le Havre	N 49° 29′ 14.28″ , E 0° 5′ 54.18″	n.a.
17070303	2017/5/8	Normandy	N 49° 29′ 14.28″ , E 0° 5′ 54.18″	n.a.
10052421	2009/7/15	Normandy, Gonfreville l'Orcher	N 49° 28′ 19.6″ , E 0° 13′ 53″	4.6
10092102		port of Le Havre	N 49° 28′ 11.82″ , E 0° 10′ 31.73″	10.5
10092104		port of Rouen, Seine river, Val-de-la-Haye	N 49° 22′ 21.22″ , E 1° 0′ 0.1″
10080200		Uhabia beach, Bidart	N 43° 25′ 57″ , W 1° 36′ 5″	11.0
14072804		Vieux, Boucau	N 43° 47′ 8″ , W 1° 24′ 53″	0.4

Germany | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
14030300	2014/2/19	Fuhlehorn Beach, Nordstrand island	N 54° 29′ 6.9″ , E 8° 49′ 2.7″	n.a.
12041600	2012/3/24	German North Sea Coast	N 54° 16′ 47″ , E 8° 26′ 29″	1.0
14100600	2014/8/10	Meldorfer Hafen Auβendeichs Dithmarschen Schleswig-Holstein	N 54° 5′ 34″ , E 8° 56′ 60″	6.6
11082400		Sylt Island	N 55° 1′ 0″ , E 8° 25′ 60″	n.a.

Ghana | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
1101102	2011	Accra	N 5° 38′ 38″ , E 0° 1′ 15″
19121805	2019/12/10	Atorkor	N 5° 46′ 32″ , E 0° 49′ 18″
13040504	2013/3/28	Atorkor (Volta Region)	N 5° 46′ 26.1″ , E 0° 49′ 9″	0.2
15121704	2015/9/30	Atorkor(アトコ)	N 5° 46′ 29.06″ , W 0° 49′ 13.49″	n.a.
11032800	2010/10/31	Beach, Behino national culture center Accra, Ghana	N 5° 32′ 34.83″ , W 0° 11′ 58.97″	1.9
09091900	2009/9/19	Cape Coast Castle	N 5° 6′ 8.1″ , W 1° 15′ 11.4″	0.0
19121803	2019/12/10	Chem Beach	N 5° 38′ 37″ , E 0° 1′ 8″
11011102	2010/10/6	Chemu lagoon beach	N 5° 38′ 37.92″ , E 0° 1′ 15″	30.0
11070600	2011/7/6	Elmina Bay	N 5° 5′ 49.05″ , W 1° 19′ 19.69″	0.0
14110703	2014	Gao lagoon	N 5° 40′ 19″ , E 0° 2′ 37″	1.0
19121804	2019/12/10	Gao Lagoon	N 5° 40′ 25″ , E 0° 2′ 37″
19121801	2019/12/12	Independecne Square Beach	N 5° 32′ 42″ , W 0° 11′ 28″
15121702	2015/9/28	Independence Square	N 5° 32′ 39.93″ , W 0° 11′ 35.85″	n.a.
14110701	2014/10/25	Independence Square	N 5° 32′ 41.1″ , W 0° 11′ 31.2″	0.1
18050700	2016/8/26	Independence Square Beach	N 5° 32′ 40″ , W 0° 11′ 25″
11011100	2010/9/25	Independence square beach	N 5° 32′ 42.73″ , W 0° 11′ 26.19″	1.0
18050701	2016/10/19	Independence Square Beach	N 5° 32′ 40″ , W 0° 11′ 25″
17120102		Independence Square Beach, Accra	N 5° 32′ 42.73″ , W 0° 11′ 26.19″	n.a.
11011101	2010/9/25	Independence square beach-2	N 5° 32′ 43″ , W 0° 11′ 26″
19121800	2019/12/12	Korle Lagoon	N 5° 31′ 52″ , W 0° 13′ 13″
17120101		Korle Lagoon	N 5° 31′ 49.7″ , W 0° 13′ 16.1″	n.a.
15121701	2015/9/28	Korle Lagoon	N 5° 31′ 50.4″ , W 0° 13′ 10.91″	n.a.
18050703	2016/8/26	Korle Lagoon	N 5° 31′ 50″ , W 0° 13′ 11″
14110702	2014/10/25	Korle Lagoon, Accra	N 5° 31′ 51.5″ , W 0° 13′ 10.6″	0.5
10091400	2010/9/14	Korle Lagoon, Accra	N 5° 31′ 49.67″ , W 0° 13′ 16.1″	0.5
09102100	2009/10/17	Prampram Beach	N 5° 42′ 8″ , E 0° 6′ 19″	0.3
15121703	2015/9/28	Sakumono	N 5° 36′ 42.14″ , W 0° 2′ 38.67″	n.a.
18050702	2016/8/26	Sakumono Beach	N 5° 36′ 42″ , W 0° 2′ 36″
19121802	2019/12/8	Sakumono Beach	N 5° 38′ 43″ , W 0° 2′ 31″
09091600	2009/9/16	Sakumono Beach, Accra	N 5° 36′ 42″ , W 0° 2′ 39″	0.3
14110700	2014/10/25	Sakumono lagoon	N 5° 36′ 42.1″ , W 0° 2′ 38.9″	0.1
15121705	2015/10/3	Saltpond	N 5° 11′ 55.45″ , W 1° 3′ 52.15″	n.a.
19121806	2019/12/11	Saltpond Beach	N 5° 11′ 56″ , W 1° 4′ 8″
11070601	2011/7/6	Solt pond	N 5° 11′ 42.2″ , W 1° 5′ 19.6″	0.0
12090300	2012/8/20	Winneba	N 5° 20′ 11.84″ , W 0° 37′ 7″	0.0

Greece | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
NGP202005	2020/3/19	Aegena Island	N 37° 44′ 54.509″ , E 23° 25′ 30.917″	n.a.
08110800	2008/10/0	Aegina Island	N 37° 44′ 54.51″ , E 23° 25′ 30.92″	2.0
14082801	2014/7/5	Aegina island	N 37° 44′ 31.53″ , E 23° 25′ 30.92″	0.8
08091802	2008/8/8	Anemokampi, Lesvos	N 39° 10′ 27.48″ , E 26° 30′ 28.44″
08040700	2008/3/15	Beach of Kato Achaia	N 38° 9′ 4″ , E 21° 34′ 0″	1.0
08091803	2008/8/8	Gavatha Beach, Lesvos	N 39° 16′ 52.78″ , E 25° 58′ 23.67″
14082800	2014/7/4	Loutropyrgos Beach, Attica	N 38° 1′ 31.31″ , E 23° 28′ 27.61″	0.8
08103000	2008/10/0	Loutropyrgos Beach, Attica	N 38° 1′ 31.31″ , E 23° 28′ 27.61″	1.9
NGP202001	2020/3/19	Loutropyrgos Beach, Attica,	N 38° 1′ 31.31″ , E 23° 28′ 27.61″	n.a.
NGP202003	2019/3/19	Mpatsi	N 37° 59′ 57.7″ , E 23° 30′ 22.3″	n.a.
10112500	2010/11/16	Palaio Faliro, Athens	N 37° 55′ 15.36″ , E 23° 41′ 46.98″	0.2
NGP202002	2020/3/19	Perama	N 37° 57′ 55″ , E 23° 33′ 22.6″	n.a.
NGP202004	2020/3/19	Psili Ammos	N 37° 58′ 45″ , E 23° 27′ 58.7″	n.a.
08091800	2008/8/6	Skala Eressou, Lesvos	N 39° 8′ 10.58″ , E 25° 55′ 35.07″
08091801	2008/8/11	Vatera Beach, Lesvos	N 39° 1′ 9.01″ , E 26° 12′ 0.65″	2.2
08091804	2008/8/8	Vigla Beach, Lesvos	N 3° 10′ 3.77″ , E 26° 32′ 13.3″

Guinea Republic | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
IPEN06	2019/8/23	Benares	N 9° 34′ 24″ , W 13° 36′ 29″

India | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
17122804	2016/12/3	Aksa beach , Mumbai	N 19° 10′ 33.6″ , E 72° 47′ 43.44″	n.a.
7121100	2007/12/11	Aksa Beach, Mumbai	N 19° 10′ 23″ , E 72° 47′ 41″
14060201	2014/5/17	Aksha Beach, Mumbai	N 19° 10′ 22.7″ , E 72° 47′ 41″	2.1
17100202	2017/9/26	Caranzalem Beach	N 15° 28′ 6.42″ , E 73° 48′ 19″	n.a.
07120900	2007/12/9	Chennai, Marina Beach	N 13° 3′ 24″ , E 80° 17′ 11″	3.2
08021500	2008/2/15	Chilika	N 19° 36′ 53.48″ , E 85° 24′ 7.79″
17051104	2015/11/16	Colva (Non-monsoon)	N 15° 16′ 34.05″ , E 73° 54′ 50.98″	n.a.
17051101	2015/6/16	Colva, India	N 15° 16′ 34.05″ , E 73° 54′ 50.98″	2.1
17051103	2015/6/19	Galgibag (Monsoon)	N 14° 57′ 54.13″ , E 73° 2′ 50.14″	n.a.
17051106	2015/11/12	Galgibag (non-monsoon)	N 14° 57′ 54.13″ , E 73° 2′ 50.14″	n.a.
17122801	2016/12/4	Girgoan, Mumbai	N 18° 57′ 15.48″ , E 72° 48′ 46.06″	n.a.
17051102	2015/6/16	Leela	N 15° 9′ 22.5″ , E 73° 56′ 44.9″	1.3
17051105	2015/11/12	Leela (Non-monsoon)	N 15° 9′ 22.51″ , E 73° 56′ 44.91″	n.a.
14060200	2014/5/10	Marina Beach, Chennai	N 13° 3′ 34.1″ , E 80° 17′ 10.7″	0.1
7120900	2007/12/9	Marina Beach, Chennai	N 13° 3′ 34″ , E 80° 17′ 11″	n.a.
IPEN18	2019	Menankulam, Thiruvananthapuram, Kerala	N 8° 33′ 24″ , E 76° 50′ 52″	n.a.
07121100	2007/12/11	Mumbai, Aksa Beach	N 19° 17′ 24″ , E 72° 47′ 41″	1.8
06052600	2006/5/26	Sagar Island	N 21° 52′ 50″ , E 88° 9′ 50″	n.a.

Indonesia | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
14020300	2012/12/15	Ancol Beach, Jakarta-1	S 6° 7′ 17.49″ , E 106° 50′ 12.32″	3.5
14020301	2012/12/16	Cakung Beach, Jakarta-2	S 6° 5′ 50.1″ , E 106° 56′ 18.5″	1.2
07090600	2007/8/8	Jakarta Bay	S 6° 7′ 17″ , E 106° 50′ 12″	n.a.
17080901	2017/7/21	Taman Impian Jaya Ancol, Jakarta	S 6° 7′ 14″ , E 106° 50′ 57″	0.3

Iran | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
18040622	2018/3/13	Assaluyeh- Assaluyeh park	N 27° 28′ 4.7″ , E 52° 36′ 36.8″	n.a.
18040608	2018/3/6	Bandar khamir	N 26° 57′ 5.2″ , E 55° 36′ 27.7″	n.a.
18040607	2018/3/6	Bandarabbas-Tiyab	N 27° 7′ 41.2″ , E 56° 5′ 59.9″	n.a.
18040606	2018/3/6	Bandarabbass-Suru Beach	N 27° 9′ 10.2″ , E 56° 13′ 39.6″	n.a.
18040603	2018/3/4	Beris,Chabahar	N 25° 9′ 17″ , E 61° 10′ 47.3″	n.a.
18040619	2018/3/11	Bushehr(Lian Beach)	N 28° 51′ 47.6″ , E 50° 51′ 5.5″	n.a.
18040618	2018/3/11	Bushehr(Ryshehr)	N 28° 53′ 51.2″ , E 50° 49′ 49.7″	n.a.
18040617	2018/3/11	Bushehr- Jofreh beach	N 28° 58′ 25.6″ , E 50° 49′ 32″	n.a.
18040605	2018/3/6	Dowlat park, Bandar Abbas	N 27° 11′ 16″ , E 56° 20′ 42.4″	n.a.
18102301	2018/9/21	Emam Khomeini port- sarbandar park	N 30° 28′ 35.1″ , E 49° 4′ 5.2″	n.a.
18040613	2018/3/9	Kish Island (2), water park	N 26° 29′ 54″ , E 53° 58′ 14″	n.a.
18040616	2018/3/10	Kish Island- Simorgh beach	N 26° 48′ 55.3″ , E 56° 6′ 21.6″	n.a.
18040612	2018/3/8	Kite Beach, Qeshm Island	N 26° 48′ 55.3″ , E 56° 6′ 21.6″	n.a.
18040604	2018/3/5	Konarak,Chabahar	N 25° 21′ 55.1″ , E 60° 24′ 12.4″	n.a.
18040620	2018/3/12	Nayband national park, Assaluyeh	N 27° 24′ 2.6″ , E 52° 39′ 59.8″	n.a.
18040610	2018/3/7	Qeshm Island(3),Eco park	N 26° 44′ 0.4″ , E 55° 52′ 50.2″	n.a.
18040609	2018/3/7	Qeshm Island- Ramchah	N 26° 53′ 4.6″ , E 56° 9′ 4.3″	n.a.
18040624	2018/10/22	Ramsar	N 36° 46′ 34.2″ , E 50° 57′ 45.1″	n.a.
18040625	2018/10/22	Rudsar	N 36° 56′ 17.1″ , E 50° 39′ 32.7″	n.a.
18040611	2018/3/7	Suza Beach, Qeshm Island	N 26° 46′ 21.9″ , E 56° 3′ 28.3″	n.a.
18040614	2018/3/9	Toranj Beach, Kish Island	N 26° 33′ 51.2″ , E 53° 55′ 19.5″	n.a.

Israel | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
11012400	2011/1/1	Achizu beach	N 33° 3′ 2.86″ , E 35° 6′ 7.91″	n.a.
12022100	2012/2/7	Sdot Yam Beach	N 32° 28′ 56.42″ , E 34° 53′ 16.47″	0.4

Italy | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
06081900	2006/8/19	beach at Trapani,Sicilia	N 38° 2′ 5″ , E 12° 32′ 5″	n.a.
12050100	2012/4/16	Caorle	N 45° 35′ 41.3″ , E 12° 52′ 18.3″	n.a.
12102605		Coleta 06(SEIS) (PEDRA,FENDA)	N 41° 14′ 35.46″ , E 9° 24′ 3.18″	n.a.
10040200	2010/2/14	Laconella beach	N 42° 45′ 24″ , E 10° 17′ 47″	0.5
12050101	2012/4/18	Pellestrina	N 45° 17′ 37.4″ , E 12° 18′ 24.84″	n.a.

Jamaica | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
IPEN03	2019	Fort Clarence	N 17° 54′ 34.2″ , W 76° 53′ 0.1″	n.a.

Japan | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
16101702	2016/10/15	Anya, Kitakyusyu, Fukuoka(Hibiki Umi no Koen)	N 33° 55′ 52.8″ , E 130° 43′ 51″
20012707	2020/1/25	Awaji	N 34° 36′ 28.6″ , E 134° 59′ 53.2″	n.a.
16070100	2016/6/15	Bakkaido Beach, Wakkanai, Hokkaido	N 45° 22′ 15.25″ , E 141° 39′ 23.58″	1.4
110728	2011/7/17	Chigasaki	N 35° 19′ 2.05″ , E 139° 25′ 6.28″
16101701	2016/10/15	Dokaiwan, Kitakyusyu, Fukuoka	N 33° 52′ 32.1″ , E 130° 44′ 42.5″	3.6
16113000	2016/11/29	Fujimse Higata, Nagoya, Aichi	N 35° 4′ 42.41″ , E 136° 50′ 58.16″	0.9
16021501	2016/2/9	Fukuda, Yoshiumi-cho, Imabari, Ehime (Oshima)	N 34° 9′ 21.6″ , E 133° 2′ 25.2″	2.2
21072001	2021/4/27	Fukui	N 36° 8′ 3.9″ , E 136° 4′ 16″	n.a.
18091906	2018/9/7	Funabashi Sanbanse Kaihin Park,Chiba	N 35° 40′ 16″ , E 139° 58′ 1″	2.6
16012000	2016/1/12	Hada Bathing Beach, Kunisaki, Oita	N 33° 36′ 29.25″ , E 131° 42′ 15.16″	0.4
16020901	2016/2/4	Hakotsuku Beach, Hannan, Osaka	N 34° 20′ 30.41″ , E 135° 12′ 5.22″	0.4
16091600	2016/9/13	Hamada Bathing Beach, Goto, Nagasaki (Fukuejima Island)	N 32° 45′ 28.32″ , E 128° 45′ 1.68″
21081101	2021/8/5	Hatsuneura, Ogasawara	N 27° 4′ 51.8″ , E 142° 13′ 30.8″	n.a.
19052904	2019/5/5	Hojo beach,Chiba	N 35° 0′ 7″ , E 139° 51′ 30″	0.4
18121803	2018/9/15	Ichinomiya-kaigan,Chiba	N 35° 22′ 30″ , E 140° 23′ 29″	0.6
18091903	2018/9/5	Inage kaihin park,Chiba	N 35° 36′ 54″ , E 140° 3′ 48″	0.5
15120900	2015/11/22	Inasanohama, Izumo, Shimane	N 35° 23′ 57.93″ , E 132° 40′ 21.81″	3.2
15102001	2015/2/13	Ishigakijima	N 24° 27′ 7.7″ , E 124° 9′ 40″	0.4
17112102	2017/11/15	Isshiki Kalgan	N 35° 15′ 48″ , E 139° 34′ 36″	n.a.
18092601	2018/9/20	Iwai-kaigan,Chiba	N 35° 5′ 14.55″ , E 139° 50′ 32.33″	0.0
16101300		Kabushima Bathing Beach, Hachinohe, Aomori	N 40° 32′ 16.35″ , E 141° 33′ 34.26″	0.7
16091300	2013/9/28	Kamaya, Awashima	N 38° 26′ 51.62″ , E 139° 13′ 15.64″	0.9
20111207	2020/9/19	Kanagawa, Yokohama city, nojimacho	N 35° 19′ 35″ , E 139° 38′ 5″	n.a.
15082001	2015/8/15	Kanaya, Futtsu, Chiba	N 35° 10′ 0.1″ , E 139° 49′ 15.37″	0.3
11072200	2011/7/22	Kanazawahakkei, Yokohama, Kanagawa	N 35° 20′ 14.18″ , E 139° 38′ 35.2″
09060200	2009/5/30	Kaneda Mikata Beach, Kisarazdu	N 35° 25′ 2.16″ , E 139° 53′ 54.02″
16070101	2016/3/3	Karo Beach, Tottori	N 35° 32′ 6.55″ , E 134° 10′ 30.67″	3.0
18112903	2018/10/6	Kasai Rinkai Park,Edogawa Ward,Tokyo	N 35° 38′ 14″ , E 139° 51′ 26″	0.8
11120500	2011/12/5	Kasai Seaside Park	N 35° 38′ 13.71″ , E 139° 51′ 29.27″
06051802	2006/5/18	Kasai Seaside Park	N 35° 38′ 15″ , E 139° 51′ 27″
19050700	2019/1/27	Kokubo Coast, Ehime	N 33° 12′ 51.9″ , E 132° 30′ 56.7″	n.a.
15112600	2015/11/24	Koshien beach (Hyogo Prefecture)	N 34° 42′ 50.3″ , E 135° 21′ 7.4″	n.a.
07061400	2007/6/17	Kugenuma Beach	N 35° 18′ 51″ , E 139° 28′ 18″
20061602	2020	Kugenuma Beach, Fujisawa	N 35° 18′ 54″ , E 139° 28′ 10″	n.a.
16112500	2016/10	Kunda Bathing Beach, Kyoto	N 35° 32′ 57″ , E 135° 14′ 12″	1.3
16020900	2016/2/2	Kushimoto Uematsu, Kushimoto-cho, Higashimuro-gun, Wakayama	N 33° 27′ 46.33″ , E 135° 46′ 35.22″	n.a.
16022601	2016/2/22	Makikawa Harbor, Nakatane-cho, Kumage-gun, Kagoshima	N 30° 37′ 51.8″ , E 130° 57′ 2.2″
18121802	2018/10/20	Makuhari beach,Chiba	N 35° 38′ 21″ , E 140° 2′ 4″	0.5
19052901	2019/5/3	Minamichikura beach,Chiba	N 34° 57′ 58″ , E 139° 57′ 37″	1.0
18112904	2018/10/7	Miura-kaigan,Kanagawa	N 35° 10′ 60″ , E 139° 39′ 20″	0.1
13082000	2013/7/17	Miyakojima Island, Okinawa	N 24° 55′ 21″ , E 125° 14′ 42″	0.5
17061201	2017/6/9	Mochimune, Shizuoka	N 34° 55′ 0.33″ , E 138° 21′ 41.2″	n.a.
22111701	2022/10/24	Muroran-itannkihama, Hokkaido	N 42° 20′ 41″ , E 141° 2′ 13″	n.a.
11112800	2011/10/19	Nishikinohama, Osaka	N 34° 26′ 28.39″ , E 135° 20′ 9.66″	0.8
14051700	2014/5/17	Nishinomiya (Hyogo Prefecture)	N 34° 42′ 43″ , E 135° 20′ 53″
16012001	2016/1/15	Nunobiki Beach, Futtsu, Chiba	N 35° 18′ 33.7″ , E 139° 48′ 1.8″	n.a.
13052900	2013/5/29	Odaiba Beach	N 35° 37′ 54.3″ , E 139° 46′ 38.3″	n.a.
10050600	2010/5/6	Odaiba Beach	N 35° 37′ 53.99″ , E 139° 46′ 38.44″
09041800	2009/4/18	Odaiba Beach	N 35° 37′ 50.9″ , E 139° 46′ 33.4″
11062300	2011/6/23	Odaiba Beach	N 35° 37′ 54″ , E 139° 46′ 38″
11092200	2011/9/20	Odaiba Beach	N 35° 37′ 53.68″ , E 139° 46′ 38.11″
11122300	2011/12/23	Odaiba Beach	N 35° 37′ 53.68″ , E 139° 46′ 38.11″	1.0
06051801	2006/5/18	Odaiba Beach	N 35° 37′ 47″ , E 139° 46′ 28″
08080500	2008/8/5	Odaiba Beach	N 35° 37′ 49.9″ , E 139° 46′ 31.3″
15120800	2015	Onahama, Iwaki, Fukushima	N 36° 55′ 13″ , E 140° 51′ 14″	0.8
21040502	2021/3/31	Osaka, Sakai	N 34° 36′ 5.7″ , E 135° 26′ 47.7″	n.a.
16091202	2016/9/10	Oshima, Kesennuma, Miyagi	N 38° 51′ 44.52″ , E 141° 37′ 21.32″	1.7
22111700	2022/10/24	Otaru-dream beach, Hokkaido	N 43° 9′ 25.4″ , E 141° 12′ 19″	n.a.
18091901	2018/8/25	Port Park,Chiba	N 35° 35′ 58″ , E 140° 5′ 49″	0.0
17101703	2017/10/14	Rokudouji, Imizu, Toyama	N 36° 47′ 32.2″ , E 137° 4′ 10.8″	n.a.
16012900	2016/1/26	Sani Beach, Amami-Oshima, Kagoshima	N 28° 30′ 50.82″ , E 129° 40′ 5.28″	0.4
18091902	2018/8/27	Sea Park,Yokohama	N 35° 20′ 22″ , E 139° 38′ 6″	0.4
16081700	2016/7/29	Sekiyahama, Nishi-Kaigan-Koen, Niigata	N 37° 55′ 6.62″ , E 139° 1′ 4.48″	0.8
16093000	2016/9	Shiohama Bathing Beach, Oki, Shimane	N 36° 11′ 59.39″ , E 133° 21′ 9.38″	0.2
16071300		Shionohama Bathing Beach, Okinoshima	N 36° 10′ 55.66″ , E 133° 14′ 37.75″	0.6
15091407	2015/9/7	Shobuda Bathing Beach, Miyagi	N 38° 17′ 21″ , E 141° 4′ 1″	1.3
16091201	2016/9/10	Shobuda Bathing Beach, Sendai, Miyagi	N 38° 16′ 59.42″ , E 141° 3′ 47.91″	0.5
17091101	2017/9/9	Shobuda beach	N 38° 17′ 22.28″ , E 141° 3′ 57.33″	n.a.
22101101	2022/9/27	shobuta, shichigahama, Miyagi	N 38° 17′ 24.2″ , E 141° 4′ 2.9″	n.a.
21072002	2021/5/8	Shonan, Chigasaki	N 35° 19′ 4.4″ , E 139° 24′ 5″	n.a.
15041501	2014	Shonan, Fuzisawa	N 35° 18′ 59.05″ , E 139° 23′ 39.99″	2.0
16051700	2016/5/14	Shonan, Fuzisawa	N 35° 18′ 59.3″ , E 139° 28′ 4.04″	0.4
08060200	2008/5/31	Suma,Koube-city	N 34° 38′ 29.77″ , E 135° 6′ 47.83″
11093000	2011/9/18	Suma,Koube-city	N 34° 38′ 34.66″ , E 136° 7′ 26.06″
11030300	2011/3/3	Takasaki beach, Fukue, Nagasaki	N 32° 46′ 50.5″ , E 128° 40′ 50.5″
17082201	2017/7/26	Teshio, Hokkaido	N 44° 52′ 0.83″ , E 141° 44′ 28.11″	n.a.
14040900	2014/4/8	Tokyo Bay, Odaiba	N 35° 37′ 53″ , E 139° 46′ 38″	0.1
12080201	2012/8/2	Tokyo Bay, Odaiba(Summer)	N 35° 37′ 53″ , E 139° 46′ 38″	2.1
16062800	2016/6	Toyama, Takaoka, Kokubuhama	N 36° 48′ 17.69″ , E 137° 3′ 9.42″	0.6
16021500	2016/2/7	Tsudo, Okinoshima-cho, Oki-gun, Shimane	N 36° 10′ 55.66″ , E 133° 14′ 37.75″	5.1
15102000	2015/2/9	Tsunoshima, Shimonoseki, Yamaguchi	N 34° 21′ 53.81″ , E 130° 52′ 13.47″	6.1
16091301	2013/9/29	Uchiura, Awashima	N 38° 27′ 30.96″ , E 139° 15′ 0.85″	0.2
18112900	2018/10/1	Yawata-kaigan,Tateyama City,Chiba	N 35° 0′ 10″ , E 139° 51′ 30″	0.1
12061800	2012/5/8	Yumigahama Beach	N 34° 38′ 6.48″ , E 138° 53′ 37.02″
16051701		Yuza, Yamagata	N 39° 2′ 27.53″ , E 139° 52′ 38.74″	0.9
17101201	2017/10/7	Zamami island, Okinawa	N 26° 14′ 0.5″ , E 127° 17′ 26.9″	0.1

Kenya | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
IPEN19	2019	Baobab Beach	S 3° 37′ 26.5″ , E 39° 52′ 28.4″
11091302	2011/9/13	Grbe	S 3° 19′ 34.4″ , E 39° 57′ 56.2″	0.4
11091300	2011/9/13	Haller Park, Mombasa	S 4° 0′ 20″ , E 39° 43′ 39.8″	0.9
11091301	2011/9/13	Kilifi	S 3° 36′ 49.7″ , E 39° 52′ 48.6″	0.9

Korea | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
15102304		Ando	N 34° 37′ 49.91″ , E 127° 47′ 37.69″	n.a.
15102303		Deokheung	N 34° 35′ 11.82″ , E 127° 23′ 42.95″	n.a.
11081400	2011/8/14	Haevnade	N 35° 9′ 29″ , E 129° 9′ 27″	7.3
15102305		Heungnam	N 34° 57′ 37.1″ , E 128° 42′ 54.9″	n.a.
14072200	2014/7/11	Heungnam	N 34° 57′ 37.1″ , E 128° 42′ 54.9″	n.a.
09120700	2009/12/5	Inchon Airport (Yongyudo Island)	N 37° 26′ 26.2″ , E 126° 6′ 38.44″
15102306		Nondremy	N 34° 43′ 13.62″ , E 125° 56′ 3.69″	n.a.
11081600	2011/8/16	Sondo	N 35° 4′ 38.3″ , E 129° 1′ 12.5″

Lebanon | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
19122300	2019/11/25	Ramlet al Baida	N 33° 52′ 42.802″ , E 35° 28′ 47.5″	n.a.

Malaysia | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
09081700	2009/8/13	Borneo	N 6° 8′ 53.8″ , E 116° 8′ 36.3″
06082000	2006/8/20	Borneo	N 6° 7′ 3″ , E 116° 6′ 39″
IPEN04	2019	George Town	N 5° 25′ 35.738″ , E 100° 19′ 34.842″	n.a.
05081500	2005/8/15	Langkawi	N 6° 27′ 22″ , E 99° 49′ 22″
17082101		Langkawi island,	N 6° 17′ 22.4″ , E 99° 43′ 36.4″	0.5
16121401	2016/9/16	Malacca	N 2° 13′ 12.9″ , E 102° 10′ 30.9″	n.a.
14120801	2014/5/3	Pantai Bersih, Butterworth, Penang	N 5° 26′ 6.28″ , E 100° 22′ 36.4″	1.0
14120802	2014/10/30	Pantai Ceruk Paluh, Pahang	N 3° 42′ 15.1″ , E 103° 20′ 11″	0.7
14120805	2014/11/1	Pantai Perkasa, Bachok, Kelantan	N 5° 58′ 36.6″ , E 102° 26′ 23.8″	1.1
14120800	2014/4/12	Pantai Puteri, Melaka	N 2° 14′ 54.1″ , E 102° 8′ 15.3″	0.1
05092700	2005/9/27	Penang	N 5° 22′ 20″ , E 100° 18′ 55″
16121400	2016/9/16	Port Dickson	N 2° 24′ 53.1″ , E 101° 51′ 32.7″	0.0
14013100	2013/12/15	Port Dickson	N 2° 24′ 53.3″ , E 101° 51′ 33″	0.1
11120400	2011/11/24	Port Dickson	N 2° 24′ 53.3″ , E 101° 51′ 32.7″	6.2
10081300	2010/8/13	Rasa Ria Resort	N 6° 9′ 22.9″ , E 116° 8′ 44.2″

Maldive | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
15082600	2015/8/19	Hulhumale	N 4° 12′ 56.5″ , E 73° 32′ 43.4″	n.a.

Mexico | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
IPEN12	2019	playas de Sánchez Magallanes en Cárdenas	N 18° 18′ 1.5″ , W 93° 50′ 38.2″	n.a.
19122000	2019/11/1	PunTa Herradura, Playa beach	N 18° 32′ 29.9″ , W 87° 44′ 30.3″	0.3

Morocco | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
IPEN15	2019	Guy Ville beach	N 33° 56′ 14.2″ , W 6° 56′ 48.5″	n.a.

Mozambique | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
09052101B1	2008/5/11	Beira	S 19° 53′ 4″ , E 35° 2′ 41″
09052101B3	2008/5/13	Beira	S 20° 6′ 23″ , E 34° 58′ 54″
09052101B2	2008/5/13	Beira	S 19° 50′ 39″ , E 34° 53′ 57″	4.0
09052101F1	2008/1/13	Calanga	S 25° 32′ 19″ , E 34° 2′ 20″
09052101A1	2009/2/15	Ilha Muissune	S 11° 25′ 21″ , E 40° 36′ 43″
09052101A2	2009/2/22	Ilha Techomagui	S 11° 0′ 5″ , E 40° 48′ 23″
09052101G1	2008/8/5	Machubo	S 25° 43′ 6″ , E 32° 57′ 5″	3.9
09052101G	2008/8/5	Machubo	S 25° 33′ 36.36″ , E 32° 51′ 21.9″	3.9
09052101M1	2009/4/24	Maputo (Bay of Maputo)	S 25° 55′ 24″ , E 32° 38′ 23″	1.6
07041000	2007/3/0	Maputo (Portugueses island)	S 25° 58′ 37″ , E 32° 54′ 8″	36.4
09052101E1	2008/1/30	Nhabanga	S 25° 28′ 11″ , E 33° 29′ 2″
09052101A3	2009/2/26	Pemba	S 13° 12′ 31″ , E 40° 46′ 29″
09052101K1	2008/5/20	Ponta do Ouro	S 27° 5′ 23″ , E 32° 55′ 27″	1.5
09052101K4	2008/5/20	Ponta do Ouro	S 26° 49′ 58.98″ , E 32° 53′ 8.82″	1.5
09052101J1	2008/5/21	Ponta Malongane	S 26° 54′ 22″ , E 32° 59′ 35″
09052101I1	2008/5/24	Ponta Mamoli	S 26° 47′ 48″ , E 32° 54′ 23″
09052101H1	2008/5/25	Ponta Techobanine	S 26° 42′ 28″ , E 33° 3′ 14″
13091101	2013/9/7	Portuguese island	S 25° 58′ 30.4″ , E 32° 54′ 6.8″	0.3
13091100	2013/9/6	Praia da Costa do Sol, Maputo Bay	S 25° 55′ 24.5″ , E 32° 38′ 24.3″	n.a.
14102400	2014/8/24	Praia da Costa do Sol, Maputo Bay	S 25° 55′ 24.5″ , E 32° 38′ 24.3″	1.1
09052101L1	2008/5/20	Southern border	S 26° 51′ 5″ , E 33° 3′ 52″
09052101C1	2008/6/17	Tofo	S 24° 4′ 2″ , E 35° 39′ 47″
09052101D1	2008/1/19	Xai-Xai	S 25° 21′ 52″ , E 33° 46′ 55″

Netherland | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
10081900	2010/8/9	Bergen	N 52° 39′ 41.53″ , E 4° 37′ 39.08″
14062600	2014/3/12	Hook of Holland	N 51° 58′ 43″ , E 4° 7′ 5″	2.1
19080510		Ijmuiden beach	N 52° 26′ 48.12″ , E 4° 33′ 46.98″	n.a.
10052432	2010/10/9	near Formerum aan Zee,Terschelling	N 53° 24′ 18″ , E 5° 17′ 31.2″
10052414	2010/2/19	North Sea,Terschelling,Noordzeestrand Formerum	N 53° 24′ 38.9″ , E 5° 17′ 52.8″
10052413	2010/2/21	North Sea,Terschelling,Noordzeestrand Oosterend	N 53° 25′ 27.5″ , E 5° 23′ 20.8″
10052415	2010/2/19	North Sea,Terschelling,Noordzeestrand Paal	N 53° 24′ 15.8″ , E 15° 5′ 15″
10052431	2010/10/9	paal 8,Terschelling	N 53° 24′ 3.6″ , E 5° 15′ 3.6″
14070200	2014/6/28	Paal 9, Texel	N 53° 1′ 8.29″ , E 4° 42′ 34.22″	1.0
08102300	2008/10/23	Texel de Hors	N 52° 59′ 46″ , E 4° 46′ 5″	3.4
10052401	2010/2/17	Waddensea,Afsluitdijk,Breezanddijk Noorderhaven	N 53° 1′ 14.9″ , E 5° 12′ 10.8″	1.3
10052404	2010/2/8	Waddensea,Friesland,Harlingen, haven zuid	N 53° 10′ 11.6″ , E 5° 24′ 59″
10052405	2010/2/8	Waddensea,Friesland,Harlingen, sluizen Tjerk Hiddes	N 53° 10′ 44″ , E 5° 25′ 9.8″
10052402	2010/1/23	Waddensea,Friesland,Roptazijl, watergemaal wadkant	N 53° 12′ 39.2″ , E 5° 26′ 17.2″
10052403	2010/2/7	Waddensea,Friesland,Roptazijl, watergemaal wadkant	N 53° 12′ 39.2″ , E 5° 26′ 17.2″
10052409	2010/3/2	Waddensea,Friesland,Westhoek	N 53° 16′ 24.2″ , E 5° 33′ 15.8″
10052408	2010/3/7	Waddensea,Friesland,Zwarte Haan	N 53° 18′ 35.3″ , E 5° 37′ 18.1″
10052406	2010/2/9	Waddensea,Friesland.Koehool beach	N 53° 15′ 2.9″ , E 5° 30′ 39.2″
10052412	2010/2/21	Waddensea,Terschelling,Dellewal, westerdijk	N 53° 2′ 59″ , E 5° 14′ 7.1″
10052410	2010/2/20	Waddensea,Terschelling.Wierschuur, 't Janshoek	N 53° 24′ 13.7″ , E 5° 23′ 42″
10052411	2010/2/20	Waddensea,Terschelling.Wierschuur, 't Janshoek	N 53° 21′ 59″ , E 5° 14′ 7.1″
06080900	2006/8/9	Zandvoort	N 52° 22′ 60″ , E 4° 31′ 47″	n.a.

New Zealand | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
13031903	2013/2/11	Ahipara	S 35° 9′ 19.2″ , E 173° 9′ 13.2″	17.5
IPEN21	2019	Avon Heathcote estuary	S 43° 32′ 46.7″ , E 172° 42′ 49.5″	n.a.
12042100	2012/2/16	Browns Bay, Auckland, NZBrowns Bay, Auckland, NZ	S 36° 43′ 2.58″ , E 174° 44′ 58.63″	0.4
12042104	2012/2/19	Mount Maunganui, Tauranga	S 37° 38′ 47.9″ , E 176° 11′ 57″
13071104		Pakuranga Site, Auckland	S 36° 54′ 19.23″ , E 174° 52′ 33.13″	1.0
13122704	2013/11/25	Pipeline NW	S 37° 32′ 58.8″ , E 176° 3′ 38.1″	0.2
13122703	2013/11/22	Pipeline SE	S 37° 32′ 36.9″ , E 176° 3′ 36.1″	n.a.
13071103	2013/7/5	Southdown Site, Auckland	S 36° 55′ 47.5″ , E 174° 49′ 34.05″	0.2
13031902	2013/2/11	Taupo Bay	S 34° 59′ 50.46″ , E 173° 42′ 56.4″	28.9
13122705	2013/11/26	Waikoura S	S 37° 28′ 33.4″ , E 176° 3′ 56.1″	0.2

Nigeria | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
IPEN20	2019	Finima beach	N 4° 24′ 16.1″ , E 7° 8′ 2.9″	n.a.

Norway | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
19041700	2018/7/30	Bellsund,Spitsbergen,Svalbard	N 77° 46′ 36″ , E 14° 6′ 39″	1.5
13040503	2013/3/15	Near Herdla	N 60° 34′ 0.12″ , E 4° 57′ 0″	4.4

Palestine | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
IPEN35	2019	Al Mawasi	N 31° 21′ 0.6″ , E 34° 15′ 4.7″	n.a.

Panama | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
10061000	2010/1/7	Isla Cebaco	N 7° 32′ 9″ , W 81° 5′ 42″	0.0
10011200	2009/12/22	Isla Chapera, Las Peclas Islands	N 8° 35′ 3.72″ , W 79° 1′ 20.4″
10061001	2010/1/25	Isla Parida	N 8° 9′ 54.6″ , W 82° 21′ 40.9″
100111201	2009/12/3	San Blas Islands	N 9° 35′ 18″ , W 78° 52′ 54″

Philippines | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
IPEN14	2019	Baseco Beach	N 14° 35′ 21″ , E 120° 57′ 16″
09122000	2009/12/18	Cavite beach	N 14° 27′ 54″ , E 120° 52′ 58″	0.4
16100400	2016/9/4	Cavite city beach	N 14° 27′ 53.2″ , E 120° 52′ 58.2″	n.a.
9122000	2009/12/18	Cavite city beach	N 14° 27′ 54″ , E 120° 52′ 58″	n.a.
190129000	2018/11/3	Cavite City(new)	N 14° 26′ 39″ , E 120° 52′ 31″	n.a.

Poland | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
IPEN01	2019	Poddąbie.	N 54° 37′ 33″ , E 16° 58′ 44.9″	n.a.

Portugal | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
12041003	2012/3/29	Alges, Lisboa	N 38° 41′ 43″ , W 9° 13′ 48″	0.7
12030500	2012/2/16	Boceira Beach (Aljezur)	N 37° 11′ 49.6″ , W 8° 54′ 12.9″	3.5
11041101	2010/2/18	Carrapareira	N 37° 11′ 2.8″ , W 8° 53′ 40.81″
07100700	2007/10/0	Costa Nova	N 40° 37′ 6.48″ , W 8° 45′ 10.2″	0.6
12041000	2012/3/17	Gamboa Beach, Peniche	N 39° 21′ 53″ , W 9° 22′ 21″	0.0
08102500	2008/9/0	Guncho Beach	N 38° 43′ 47.56″ , W 9° 28′ 22.82″	1.6
12041002	2012/3/24	Motosinhos, Oporto	N 41° 10′ 46″ , W 8° 41′ 41″	0.4
14011100	2014/1/5	Populo Beach, Sao Miguel Island, Azores	N 37° 45′ 1.63″ , W 25° 37′ 6″	1.6
18082201	2018/8/19	Praia de São Lourenço	N 36° 59′ 22.1″ , W 25° 3′ 18.5″	n.a.
12020801		Praia Paredes da Vitoria - Alcobaca	N 39° 42′ 10.2″ , W 9° 2′ 59.7″	2.0
08102501	2008/10	Sao Torpes Beach, Sines	N 37° 9′ 55.79″ , W 8° 54′ 9.5″	0.0
12041001	2012/3/18	Vieir Le Leiria, Leiria	N 39° 52′ 27″ , W 8° 58′ 21″	0.3

Puerto Rico | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
16101400	2016/10/1	playa (beach) Peninsula La Esperanza, Catano	N 18° 27′ 31.62″ , W 66° 8′ 15.42″	n.a.

Qatar | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
15120801		Alzubara Fortress, Ash Shamal, Hamida Al-Kawari	N 25° 53′ 45.6″ , E 50° 59′ 11.9″	n.a.

Senegal | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
21032902	2021	HANN MARINAS	N 14° 42′ 45.9″ , W 17° 25′ 50.6″	n.a.
21032903	2021	HANN MONTAGNE	N 14° 44′ 1.525″ , W 17° 24′ 40.668″	n.a.
21032901	2021	HANN PLAGE	N 14° 42′ 55.9″ , W 17° 25′ 51.5″	n.a.
IPEN11P1	2019	Plage de Hann Marinas	N 14° 42′ 44.6″ , W 17° 25′ 50.4″	n.a.
IPEN11	2019	Plage De Hann Marinas	N 14° 42′ 45″ , W 17° 25′ 50″

Singapore | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
08090500	2008/8/31	East Coast Park, near Changi Airport	N 1° 17′ 53.51″ , E 103° 54′ 28.39″	0.4

South Africa | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
08060511	2005/7	Brandfontein	S 34° 46′ 26.36″ , E 19° 53′ 26.03″
08060507	2005/6	Cape Town	S 33° 53′ 57.39″ , E 18° 24′ 26.05″
13052000	2012/9/19	Durban Bay	S 29° 51′ 56.13″ , E 31° 1′ 2.57″	1.6
08060508	2005/7	Durban Bluff	S 29° 55′ 33.69″ , E 31° 1′ 4.49″	29.9
08060505	2005/7	East London	S 33° 0′ 31.36″ , E 27° 55′ 32.4″
12090701	2012/9/7	Isipingo Beach	S 29° 59′ 43.3″ , E 30° 57′ 2.3″	1.0
12090700	2012/9/7	Isipingo lagoon	S 29° 59′ 31.09″ , E 30° 56′ 46.61″	0.3
13120902	2013/12/5	Milnerton	S 33° 52′ 39.7″ , E 18° 29′ 17″	n.a.
08060506	1994/6	Milnerton	S 33° 52′ 58.55″ , E 18° 29′ 10.32″
08060510	1994/6	Paternoster	S 32° 48′ 25.06″ , E 17° 53′ 35.14″
08060501	2008/5/0	Port Elizabeth	S 33° 57′ 42″ , E 25° 36′ 41″	3.8
11121900	2010/6/29	Reunion beach, Isipingo	S 29° 59′ 43.3″ , E 30° 57′ 2.3″	30.2
14091000	2014/8/13	Reunion canal, Durban	S 29° 59′ 12.58″ , E 30° 57′ 46.61″	2.8
19082001	2019/8/3	Robben Island	S 33° 47′ 57.84″ , E 18° 22′ 33″	n.a.
11031600	2011/3/5	Scarborough	S 34° 12′ 7.95″ , E 18° 22′ 15.09″
07090300	2007/7/16	South Durban	S 29° 59′ 13″ , E 30° 57′ 47″	33.9
10061400	2010/5/17	Sunset Beach	S 33° 51′ 9.32″ , E 18° 29′ 11.4″
08060504	1984/6	Swartkops	S 33° 51′ 55.59″ , E 25° 36′ 13.49″
08060509	1989/11	Tristan da Cunha	S 29° 49′ 54.91″ , E 31° 2′ 11.93″
08060502	2005/7/0	Woody cape	S 33° 43′ 4″ , E 26° 11′ 16″	2.2
13081400	2013/7/3	Yzerfontain Main Beach	S 33° 20′ 29.63″ , E 18° 9′ 38.38″	2.7
08060503	2008/3	Yzerfontein	S 33° 20′ 8.28″ , E 18° 9′ 39.3″	2.7

Spain | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
22041204	2021/11/1	Altafulla	N 41° 8′ 4.49″ , E 1° 23′ 4.83″	1.0
15050800	2015/5/3	Barcelona	N 41° 22′ 54.3″ , E 2° 11′ 42.1″	n.a.
11040600	2010/3/12	EL Cotillo, Fuerteventura	N 28° 40′ 0″ , W 14° 0′ 0″	n.a.
12022200	2011/11/24	EL Cotillo, Fuerteventura (North Shore)	N 28° 42′ 41.89″ , W 14° 0′ 44.4″	1.1
12022201	2012/1/31	EL Cotillo, Fuerteventura (North Shore)	N 28° 42′ 41.89″ , W 14° 0′ 44.4″
14013000	2013/12/22	EL Cotillo, Fuerteventura-1	N 28° 40′ 40.08″ , W 14° 0′ 33.48″	n.a.
14100704		ES Caracol Beach, Mallorca Island	N 39° 18′ 52.988″ , E 3° 0′ 18.182″	n.a.
15091405	2015	Famera Beach, Lanzarote, Canary Islands	N 29° 6′ 58.3″ , W 13° 33′ 11.6″	n.a.
10053100	2010/5/25	Malaga　Malagoeta Beach	N 36° 42′ 46.7″ , W 4° 24′ 49.4″
10052420	2007/9/15	Noja, Cantabria	N 43° 29′ 14.3″ , W 3° 31′ 1.9″	14.3
14072803		Playa Nemina, Gallilia	N 43° 0′ 34.13″ , W 9° 15′ 44.47″	1.3
11041102	2011/4/1	Salinas Beach	N 43° 34′ 26.16″ , W 5° 57′ 42.12″

Sri Lanka | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
IPEN08	2019	Colombo	N 6° 58′ 27.7″ , E 79° 52′ 9.3″	n.a.

Sweden | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
11062200		Helsingborg	N 56° 0′ 5.393″ , E 12° 43′ 47.892″	1.0
15091402	2015	Helsingborg	N 56° 2′ 40.4″ , E 12° 41′ 12″	n.a.
13052700	2013/5/22	Helsingborg	N 55° 59′ 37.5″ , E 12° 44′ 30.84″	0.4

Taiwan | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
09041300	2009/3/0	Anping	N 22° 58′ 58″ , E 120° 9′ 8″	0.5
17050804	2016/11/7	Taichung, Tai-An Beach	N 24° 22′ 50.4″ , E 120° 35′ 2.63″	0.7

Tanzania | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
IPEN16	2019/8/24	Coco Beach	S 6° 32′ 31″ , E 39° 10′ 10″
09030600	2009/2/10	Mneba Island	S 5° 49′ 8.32″ , E 39° 23′ 1.89″	0.1

Thailand | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
IPEN10p1	2019	Bang Saen Beach	N 13° 17′ 54″ , E 100° 54′ 8″
IPEN10P2	2019	Mae Ram Phueng Beach	N 12° 35′ 32.1″ , E 101° 24′ 52.9″	n.a.
02041500	2002/4/0	Rayong	N 12° 37′ 49″ , E 101° 26′ 42″	0.2
02033100	2002/3/31	Songkla province (Simila beach)	N 7° 12′ 24.02″ , E 100° 36′ 6.15″
02040200	2002/4/2	Trung province (Pak-meng beach)	N 7° 27′ 31.4″ , E 99° 20′ 22.53″

Trinidad and Tobago | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
09062401	2009/5/24	Trinidad and Tobago	N 10° 7′ 53″ , W 61° 3′ 5″	1.1

Tunisia | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
IPEN24	2019	Gulf of Tunis	N 36° 59′ 42.4″ , E 10° 29′ 0.3″	n.a.

Turkey | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
09052100	2009/5/21	Black sea	N 41° 3′ 26″ , E 37° 28′ 44″	9.6
09051901	2009/5/19	black sea 1	N 40° 58′ 11.9″ , E 39° 2′ 10.9″
09100300	2009/9/19	Black Sea 3	N 41° 5′ 43.3″ , E 31° 11′ 40.5″
09100301	2009/9/20	Black Sea 4	N 41° 9′ 24.8″ , E 30° 11′ 46.5″
02091900	2003/9/19	Izmir	N 38° 24′ 38″ , E 27° 3′ 48″	0.8
09100303	2009/9/23	Marmara sea	N 41° 4′ 40″ , E 28° 13′ 49″	1.0
09100302	2009/9/23	Marmara Sea 1	N 41° 2′ 19.02″ , E 28° 25′ 45.96″
IPEN32	2019	Uzunkum Plajı	N 41° 10′ 13.89″ , E 29° 38′ 10.018″	n.a.

UAE(United Arab Emirates) | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
10091900	2010/9/19	Jumeira Beach, Dubai	N 25° 11′ 59.8″ , E 55° 14′ 11.4″	n.a.

United Kingdom | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
24051000	2022/3/1	Balnakeil Beach, Durness	N 58° 34′ 43″ , W 4° 45′ 59.2″	2.6
07022500	2007	Bantham Devon	N 50° 16′ 55.97″ , W 3° 53′ 46.53″
11052701	2011/4/18	Bournemouth (Dorset)	N 50° 43′ 8.22″ , W 1° 51′ 13.26″	2.1
11052702	2011/4/22	Camber Sands (East Sussex)	N 50° 55′ 50.59″ , E 0° 46′ 16.07″	2.4
11102600	2011/10/18	Castle Beach, Falmouth	N 50° 8′ 51″ , W 5° 3′ 26″
14052001		Coumeenole Beach, Ireland	N 52° 6′ 34″ , W 10° 27′ 52″	0.1
13052701	2013/4/28	Croyde Beach	N 51° 7′ 56.24″ , W 4° 14′ 18.87″	0.2
07110200	2007/2/8	Forth Estuary	N 56° 1′ 30″ , W 3° 23′ 38″	0.5
11121600		Henderson Island	S 24° 22′ 48.64″ , W 128° 19′ 37.56″	n.a.
14053000	2014/5/30	Isle of Eigg	N 56° 54′ 57″ , W 6° 9′ 29″	0.7
23090201	2023/7/18	Lymington	N 50° 45′ 19″ , W 1° 29′ 12″	0.6
10052426	2010/4/11	North Sea,East Lothian,Gullane Bay	N 56° 2′ 38″ , W 2° 50′ 5.6″
10052424	2010/4/9	North Sea,East Lothian,North Berwick, west beach	N 56° 3′ 30″ , W 2° 42′ 44.3″	0.2
10052425	2010/4/10	North Sea,East Lothian,North Berwick, west beach	N 56° 3′ 34.2″ , W 2° 43′ 9.1″	0.3
10052427	2010/4/9	North Sea,East Lothian,Seton Sands	N 55° 58′ 31.1″ , W 2° 54′ 53.3″
10052423	2010/4/11	North Sea,East Lothian,Thorntonloch beach	N 55° 57′ 44.7″ , W 2° 23′ 52.1″
10052416	2010/3/12	North Sea,Norfolk,Blakeney Point	N 52° 58′ 36.5″ , E 0° 58′ 21.7″
10052422	2010/4/19	North Sea,Northumberland,Seaton Sluice	N 55° 5′ 12.1″ , W 1° 28′ 32.2″
10052407	2010/3/10	North Sea,Shetlands,Scalloway	N 60° 8′ 6″ , W 1° 16′ 30.4″	5.6
10052419	2010/3/22	North Sea,Tyne and Wear,Tynemouth Long Sands	N 55° 1′ 52.3″ , W 1° 25′ 48.7″	0.4
11052703	2011/5/1	Par Sands (Cornwall)	N 50° 20′ 44.53″ , W 4° 41′ 25.2″	2.3
14121500	2014/12/3	Pembrokeshire, Wales	N 51° 39′ 47.49″ , W 5° 3′ 52.13″	0.5
14061200		Perran Sands, Cornwall	N 50° 21′ 56.6″ , W 5° 8′ 56.5″	0.8
06112700	2006/11/0	Plymouth, Devon	N 50° 22′ 42″ , W 4° 6′ 10″	n.a.
10052435	2010/10/25	Roker Beach,Tyne and Wear	N 54° 55′ 30.36″ , W 1° 21′ 51.12″
10052434	2010/10/3	Roker Beach,Tyne and Wear	N 54° 55′ 30.36″ , W 1° 21′ 51.12″
19080501		Scottland- Balnakeil beach, Durness	N 58° 34′ 34″ , W 4° 46′ 4″	n.a.
10111700	2010/10/10	St. Helena Island	S 16° 0′ 3.4″ , W 5° 42′ 32.85″	18.2
13031500	2012/11/8	Swanage Bay, Dorset	N 50° 37′ 31.06″ , W 1° 57′ 1.88″	0.3
08040300	2008/4/3	Tyne Mouth, Newcastle	N 55° 1′ 29.91″ , W 1° 25′ 29.53″
11052704	2011/5/19	West Wittering (West Sussex)	N 50° 46′ 31.69″ , W 0° 54′ 27.72″	0.7
14050702	2014	Weymouth beach	N 50° 36′ 37″ , W 2° 27′ 7″	5.9

United States(East Coast) | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
10080201	2010/7/21	Agate beach, Newport, Oregon	N 44° 38′ 45.96″ , W 124° 3′ 48.96″
08042001	2008/4/20	Carson Beach	N 42° 19′ 30″ , W 71° 2′ 54″
IPEN33	2019	Cox Creek	N 28° 41′ 18.773″ , W 96° 31′ 43.079″	n.a.
09031300	2008/12/13	Elk neck State Park, Chesapeak Bay	N 39° 29′ 8″ , W 75° 59′ 43″	4.3
09082400	2009/8/11	Keyshrine Harbor	N 48° 9′ 33.33″ , W 122° 40′ 26.25″
13031501	2012/11/18	Manhattan Beach	N 33° 52′ 42.84″ , W 118° 24′ 36.89″	1.1
12092601	2012/6/21	Martin Luther King Jr. Reg. Shoreline	N 37° 44′ 17.16″ , W 122° 12′ 26.06″	0.5
14052901	2014/5/13	Mustang Island, Texas	N 27° 37′ 57″ , W 97° 11′ 36″
17100502	2017/9/11	New Bedford, Fair Haven, St.3	N 41° 37′ 27″ , W 70° 53′ 55″	n.a.
20111202	2019/11/11	New York, Hudson River	N 42° 4′ 21″ , W 73° 56′ 51″	n.a.
14041800	2014/3/30	Padre Island, TX	N 27° 35′ 15″ , W 97° 13′ 2″	n.a.
08042000	2008/4/20	Quincy Bay, MA	N 42° 13′ 34″ , W 71° 0′ 22″	0.6
11070100	2011/4/30	Sandy Hook, New Jersey	N 40° 28′ 38.77″ , W 74° 0′ 36.46″	0.0
08090800	2008/9/8	Seal Beach	N 48° 8′ 5.77″ , W 122° 45′ 42.54″
10092400	2010/9/11	shore of Lake Erie, Cleveland, Ohio	N 41° 30′ 2″ , W 81° 42′ 44″	n.a.

United States(Hawaii) | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
10050601		Kahuku beach, Oahu Hawaii	N 21° 41′ 39″ , W 157° 57′ 7″
09080701	2009/7/29	Kamilo beach, Hawaii	N 18° 58′ 24″ , W 155° 35′ 58″	0.3
08102700	2008/10/19	Waimanalo beach, Oahu	N 21° 20′ 49″ , W 157° 42′ 11″
11060400	2011/5/22	Wawamalu beach, Oahu	N 21° 17′ 20.74″ , W 157° 39′ 53.71″	0.2

United States(West Coast) | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
11062100	2011/5/11	Alameda beach, CA	N 37° 45′ 36″ , W 122° 15′ 36″	5.7
10081003	2010/7/1	Belmont Pier	N 33° 45′ 25″ , W 118° 8′ 40″
06021700	2006	Belmont Pier_06	N 33° 45′ 31.85″ , W 118° 8′ 40″	3.3
18032301	2018/3/14	California	N 32° 45′ 38.8″ , W 117° 15′ 15.2″	n.a.
16070104		Crab Cove Visitor Center, Alameda, CA	N 37° 46′ 8″ , W 122° 16′ 41″	n.a.
13052101	2012/5	Crown Beach	N 37° 46′ 5.27″ , W 122° 16′ 35.04″	n.a.
06062602	2006/6	Drakes Beach , SanFrancisco	N 38° 11′ 14.44″ , W 122° 57′ 54.36″
06062601	2006/6/0	Drakes Beach, CA	N 38° 1′ 33″ , W 122° 55′ 55″	n.a.
08031400	2008/2/23	Dungeness Spit, WA	N 48° 9′ 27″ , W 123° 10′ 35″	0.3
16062000	2016/6/18	East river, NY	N 40° 42′ 2.8″ , W 73° 59′ 48.9″
10052500	2010/5/15	Gulf of Mexico, MI	N 30° 16′ 14.9″ , W 89° 22′ 46.9″	0.1
10081002	2010/7/1	Hermosa beach	N 33° 51′ 16″ , W 118° 23′ 59″	0.2
06012000	2006/1/20	Hermosa Beach, CA	N 33° 51′ 16″ , W 118° 23′ 59″	n.a.
22041203	2022/2/5	Huntington Beach,California, Irvine	N 33° 42′ 37.512″ , W 118° 3′ 51.638″	n.a.
10120600	2010/11/7	Kalaloch Beach, Olympic Penninsula, WA	N 47° 36′ 16″ , W 124° 22′ 15″	0.1
08012200	2008/1/0	Kehoe Beach, CA	N 38° 9′ 17″ , W 122° 55′ 55″	0.2
09022600	2009/2/14	Kehoe Beach, CA_09	N 38° 9′ 20″ , W 122° 56′ 56″	0.7
10081001	2010/7/1	Long beach	N 33° 45′ 50″ , W 118° 10′ 40″	0.2
10081005	2009/7/1	Long beach	N 33° 45′ 17″ , W 118° 8′ 24″	0.6
06011000	2006/1/10	Long Beach, CA	N 33° 45′ 50″ , W 118° 10′ 40″
05090900	2005/9/9	Long Beach, California	N 33° 46′ 26.47″ , W 118° 14′ 54.96″	n.a.
10081004	2009/7/2	Newport beach	N 33° 36′ 25″ , W 117° 55′ 46″	0.1
10122200	2010/12/13	Ocean Beach , San Diego, CA	N 32° 45′ 21.6″ , W 117° 14′ 56.4″	0.4
06040500	2006/4/0	Ocean Beach, CA	N 37° 46′ 18″ , W 122° 30′ 42″	n.a.
13062500		Rock creek, Oregon coast	N 44° 11′ 53″ , W 124° 6′ 53″	n.a.
20111320	2017/7/23	San Leandro Marina	N 37° 41′ 52″ , W 122° 11′ 28″	n.a.
07083000	2007/1/29	Seal Beach	N 33° 44′ 14″ , W 118° 6′ 10″
07033000	2007/1/29	Seal Beach, CA	N 33° 44′ 14″ , W 118° 6′ 10″	0.3
09090100	2009/8/25	Seal Beach, CA_09	N 33° 44′ 14″ , W 118° 6′ 10″	3.9
10081007	2010/7/7	Silver strand state beach	N 32° 38′ 9″ , W 117° 8′ 39″
20111313	2017/10/6	Texas, North Padre island	N 27° 37′ 57″ , W 97° 11′ 36″	n.a.
10081006	2009/2/19	Venice City beach	N 33° 59′ 35″ , W 118° 28′ 55″	0.2

Uruguay | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
11041100	2011/2/8	Cabo Polonio	S 34° 23′ 60″ , W 53° 46′ 0.01″	0.1

Vietnam | HCHs

(ng/g-pellet)
Sample ID	DATE	Sampling Location (Local Name)	Latitude Longitude	HCHs
14082901	2014/7/16	Balat estuary	N 20° 1′ 21.1″ , E 106° 13′ 3.5″	0.5
08100700	2008/10/4	Ballet Estuary	N 20° 1′ 21.1″ , E 106° 13′ 3.5″	1.4
12051000	2012/3/12	Do son	N 20° 43′ 1.07″ , E 106° 47′ 55.24″
07100601	2007/10	Do Son Beach	N 20° 43′ 15.46″ , E 106° 47′ 52.28″
07100600	2007/10/0	Min Chau Island	N 20° 56′ 14″ , E 107° 33′ 24″	1.1
14082900	2014/8/12	Minh Chau island	N 20° 56′ 13.5″ , E 107° 33′ 24″	0.4
IPEN07	2019/8/28	Nguyen Tat Thanh beach	N 16° 5′ 28.7″ , E 108° 9′ 3.6″	n.a.
12051001	2012/3/26	Phu yen, Tuy Hao	N 13° 5′ 55.66″ , E 109° 19′ 14.63″
07100602	2007/10	Tra Co beach	N 21° 1′ 21.1″ , E 106° 13′ 3.5″

whole period
2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
2010
2009
2008
2007
2006
2005
2003
2002
2001
2000
1994
1989
1984

Global Pollution Map

HCHs : Global Pollution Map

Select substance

Albania | HCHs

Argentina | HCHs

Australia | HCHs

Bangladesh | HCHs

Barbados | HCHs

Belgium | HCHs

Belize | HCHs

Brazil | HCHs

Canada | HCHs

Chile | HCHs

China | HCHs

Congo | HCHs

Costa Rica | HCHs

Croatia | HCHs

Ecuador | HCHs

Equatorial Guinea | HCHs

Europe | HCHs

France | HCHs

Germany | HCHs

Ghana | HCHs

Greece | HCHs

Guinea Republic | HCHs

India | HCHs

Indonesia | HCHs

Iran | HCHs

Israel | HCHs

Italy | HCHs

Jamaica | HCHs

Japan | HCHs

Kenya | HCHs

Korea | HCHs

Lebanon | HCHs

Malaysia | HCHs

Maldive | HCHs

Mexico | HCHs

Morocco | HCHs

Mozambique | HCHs

Netherland | HCHs

New Zealand | HCHs

Nigeria | HCHs

Norway | HCHs

Palestine | HCHs

Panama | HCHs

Philippines | HCHs

Poland | HCHs

Portugal | HCHs

Puerto Rico | HCHs

Qatar | HCHs

Senegal | HCHs

Singapore | HCHs

South Africa | HCHs

Spain | HCHs

Sri Lanka | HCHs

Sweden | HCHs

Taiwan | HCHs

Tanzania | HCHs

Thailand | HCHs

Trinidad and Tobago | HCHs

Tunisia | HCHs

Turkey | HCHs

UAE(United Arab Emirates) | HCHs

United Kingdom | HCHs

United States(East Coast) | HCHs

United States(Hawaii) | HCHs

United States(West Coast) | HCHs

Uruguay | HCHs

Vietnam | HCHs