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EWG's Tap Water Database — 2021 UPDATE

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Naphthalene

Cal-water Service Company - Marysville

Naphthalene is a polycyclic aromatic hydrocarbon, or PAH, released from combustion of fossil fuels and waste incinerators, and also used as a moth repellent. PAHs increase the risk of cancer; damage the immune, nervous and reproductive systems; and can harm developing fetuses.

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231

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014ND570ND
2015ND420ND
2016ND320ND
2017ND320ND
2018ND360ND
2019ND320ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-01-065701-011-0952ND
2014-01-065701-011-0956ND
2014-01-065701-023-1004ND
2014-01-135701-011-1327ND
2014-01-225701-013-1140ND
2014-02-115701-011-0914ND
2014-02-185701-010-1045ND
2014-02-265701-015-1006ND
2014-03-035701-011-1530ND
2014-04-075701-011-1521ND
2014-04-155701-013-1501ND
2014-05-015810-011-1115ND
2014-05-015810-023-1123ND
2014-05-065701-011-0938ND
2014-05-125701-011-0950ND
2014-05-195701-011-0852ND
2014-05-195701-015-1117ND
2014-05-275701-011-1156ND
2014-06-025701-011-0847ND
2014-06-105701-011-0905ND
2014-06-165701-011-0904ND
2014-06-235701-011-1421ND
2014-06-235810-011-1436ND
2014-06-235810-023-1427ND
2014-07-015701-011-1312ND
2014-07-075701-011-1344ND
2014-07-145701-011-0832ND
2014-07-215701-011-0913ND
2014-07-225701-013-1033ND
2014-07-225701-016-1145ND
2014-07-285701-011-0912ND
2014-08-045701-011-1003ND
2014-08-115810-011-0941ND
2014-08-115810-023-0946ND
2014-08-185701-011-0913ND
2014-08-265701-011-0935ND
2014-09-025701-011-0900ND
2014-09-085701-011-0959ND
2014-09-155701-011-0951ND
2014-09-225701-011-0943ND
2014-09-295701-011-0904ND
2014-10-065701-011-0907ND
2014-10-135701-011-0901ND
2014-10-209590-011-0916ND
2014-10-209590-013-1403ND
2014-10-275701-011-0930ND
2014-11-035701-011-1458ND
2014-11-125701-011-0848ND
2014-11-165701-015-1042ND
2014-11-175701-011-1029ND
2014-11-245701-011-1009ND
2014-12-015701-011-0934ND
2014-12-085701-011-1032ND
2014-12-155701-011-1011ND
2014-12-229590-011-0954ND
2014-12-309590-011-1043ND
2014-12-309590-023-1046ND
2015-01-055701-011-0947ND
2015-01-055701-023-0950ND
2015-01-135701-011-1003ND
2015-01-135701-023-1007ND
2015-01-205701-011-1311ND
2015-01-205701-023-1315ND
2015-01-225701-009-1339ND
2015-01-225701-013-1356ND
2015-01-265701-011-1402ND
2015-01-265701-023-1408ND
2015-02-025701-011-0945ND
2015-02-025701-023-0948ND
2015-02-185701-015-1032ND
2015-03-025701-011-1316ND
2015-03-025701-023-1319ND
2015-04-065701-011-1025ND
2015-04-065701-023-1014ND
2015-04-205701-013-1509ND
2015-05-049590-011-0841ND
2015-05-049590-023-0846ND
2015-05-185701-015-1615ND
2015-06-015701-011-0843ND
2015-06-015701-023-0847ND
2015-07-015701-011-0905ND
2015-07-015701-023-0857ND
2015-07-225701-012-1020ND
2015-07-225701-013-0947ND
2015-07-225701-016-1631ND
2015-08-045701-011-1110ND
2015-08-045701-023-1113ND
2015-08-195701-015-1102ND
2015-09-085701-011-0822ND
2015-09-085701-023-0815ND
2015-10-055701-011-0823ND
2015-10-055701-023-0813ND
2015-10-195701-008-1318ND
2015-10-195701-013-1308ND
2015-11-025701-011-1110ND
2015-11-025701-023-1113ND
2015-11-165701-015-1017ND
2015-12-015701-011-1317ND
2015-12-015701-023-1321ND
2016-01-045701-011-0840ND
2016-01-045701-023-0844ND
2016-01-215701-013-1306ND
2016-02-015701-011-0904ND
2016-02-015701-023-0910ND
2016-03-025701-011-1016ND
2016-03-025701-023-1018ND
2016-04-045701-011-0833ND
2016-04-045701-023-0843ND
2016-04-185701-013-1258ND
2016-05-025701-011-0858ND
2016-05-025701-023-0901ND
2016-06-065701-011-0829ND
2016-06-065701-023-0814ND
2016-06-225701-015-1333ND
2016-07-055701-011-1326ND
2016-07-055701-023-1329ND
2016-07-195701-013-1606ND
2016-07-205701-015-1043ND
2016-07-205701-016-1007ND
2016-08-015701-011-0931ND
2016-08-015701-023-0936ND
2016-09-125701-011-0904ND
2016-09-125701-023-0907ND
2016-10-035701-011-1109ND
2016-10-035701-023-1100ND
2016-10-195701-013-1209ND
2016-11-075701-011-0940ND
2016-11-075701-023-0943ND
2016-11-155701-015-1310ND
2016-12-055701-011-0826ND
2016-12-055701-023-0829ND
2017-01-055701-011-1017ND
2017-01-055701-023-1023ND
2017-01-195701-010-0931ND
2017-01-255701-013-1003ND
2017-02-065701-011-1002ND
2017-02-065701-023-1006ND
2017-03-065701-011-1112ND
2017-03-065701-023-1115ND
2017-04-035701-011-1022ND
2017-04-035701-023-1026ND
2017-04-135701-013-1120ND
2017-05-015701-011-1020ND
2017-05-015701-023-1022ND
2017-05-255701-015-1409ND
2017-06-055701-011-0937ND
2017-06-055701-023-0940ND
2017-07-065701-011-1030ND
2017-07-065701-023-1034ND
2017-07-189590-013-1410ND
2017-07-189590-016-1350ND
2017-08-075701-011-1051ND
2017-08-075701-023-1043ND
2017-08-145701-015-1420ND
2017-09-115701-011-0928ND
2017-09-115701-023-0930ND
2017-10-025701-011-1018ND
2017-10-025701-023-1021ND
2017-10-175701-013-1130ND
2017-11-065701-011-0907ND
2017-11-065701-023-0911ND
2017-12-045701-011-1108ND
2017-12-045701-023-1112ND
2018-01-025701-011-0934ND
2018-01-025701-023-0934ND
2018-01-215810-013-0830ND
2018-02-065701-011-1325ND
2018-02-065701-023-1328ND
2018-02-145701-009-1448ND
2018-03-055701-011-1053ND
2018-03-055701-023-1103ND
2018-03-145701-015-1442ND
2018-04-095810-011-1019ND
2018-04-095810-023-1026ND
2018-04-169590-013-1006ND
2018-05-075701-011-1116ND
2018-05-075701-023-1119ND
2018-05-145701-015-1451ND
2018-06-055810-011-1347ND
2018-06-055810-023-1356ND
2018-07-025810-011-0927ND
2018-07-025810-023-0934ND
2018-08-065701-011-1107ND
2018-08-065701-013-1321ND
2018-08-065701-015-0948ND
2018-08-065701-016-1554ND
2018-08-065701-023-1114ND
2018-08-085701-012-1344ND
2018-09-105701-011-1010ND
2018-09-105701-023-1014ND
2018-10-015701-011-1350ND
2018-10-015701-023-1357ND
2018-11-055701-011-0840ND
2018-11-055701-023-0844ND
2018-11-195701-008-1515ND
2018-11-195701-013-1528ND
2018-11-265810-015-1134ND
2018-12-035810-011-1010ND
2018-12-035810-023-1015ND
2019-01-085810-011-1358ND
2019-01-085810-023-1410ND
2019-01-219590-013-1050ND
2019-02-045701-011-1358ND
2019-02-045701-023-1408ND
2019-03-045810-011-1323ND
2019-03-045810-023-1315ND
2019-04-025701-011-1325ND
2019-04-025701-023-1335ND
2019-04-115810-013-1602ND
2019-05-065810-011-0944ND
2019-05-065810-023-0948ND
2019-05-165701-015-0900ND
2019-06-035701-011-1435ND
2019-06-035701-023-1439ND
2019-07-015701-011-1106ND
2019-07-015701-023-1110ND
2019-07-165701-013-1343ND
2019-07-235701-016-1435ND
2019-08-055701-011-0922ND
2019-08-055701-023-0925ND
2019-08-195701-015-1353ND
2019-09-045701-011-1357ND
2019-09-045701-023-1400ND
2019-10-025701-011-1609ND
2019-10-025701-023-1602ND
2019-10-165701-013-1024ND
2019-11-035701-011-1055ND
2019-11-035701-023-1101ND
2019-11-185701-015-0924ND
2019-12-025701-011-1100ND
2019-12-025701-023-1108ND