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EWG's Tap Water Database — 2019 UPDATE

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Alachlor (Lasso)

California Water Service (CWS) - Salinas

Alachlor is a widely used agricultural herbicide. It causes cancer in laboratory animals and may be carcinogenic to people.

MORE ABOUT THIS CONTAMINANT

 

193

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND360ND
2013ND850ND
2014ND300ND
2015ND160ND
2016ND210ND
2017ND50ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EPA Maximum Contaminant
Level (MCL) 2 ppb

The legal limit for alachlor, established in 1991, was based on toxicity studies in laboratory animals conducted in the 1980s.

ppb = parts per billion

All test results

Date Lab ID Result
2012-02-019590-103-1120ND
2012-02-019590-103-1121ND
2012-02-019590-106-1001ND
2012-02-019590-123-1325ND
2012-02-019590-123-1326ND
2012-02-029590-102-1143ND
2012-02-029590-102-1144ND
2012-02-229590-046-1012ND
2012-03-089590-046-1102ND
2012-05-039590-106-1153ND
2012-05-039590-106-1154ND
2012-05-109590-103-1104ND
2012-05-109590-103-1105ND
2012-05-179590-104-1354ND
2012-05-229590-102-1118ND
2012-05-229590-102-1120ND
2012-05-229590-123-1202ND
2012-05-229590-123-1204ND
2012-05-249590-046-1432ND
2012-08-169590-102-0943ND
2012-08-169590-102-0944ND
2012-08-169590-103-1421ND
2012-08-239590-046-1120ND
2012-08-239590-123-1144ND
2012-08-239590-123-1145ND
2012-08-309590-106-1304ND
2012-08-309590-106-1311ND
2012-11-149590-102-1119ND
2012-11-149590-102-1121ND
2012-11-149590-103-0951ND
2012-11-149590-103-0953ND
2012-11-159590-046-1115ND
2012-11-159590-106-1305ND
2012-11-159590-106-1306ND
2012-11-199590-123-1023ND
2012-11-199590-123-1024ND
2013-01-109590-005-1105ND
2013-01-109590-008-1010ND
2013-01-109590-009-1428ND
2013-01-309590-010-1126ND
2013-02-209590-103-1411ND
2013-02-219590-046-1152ND
2013-02-219590-102-1008ND
2013-02-219590-102-1009ND
2013-02-269590-018-1051ND
2013-02-269590-019-1438ND
2013-02-279590-106-1254ND
2013-02-279590-106-1256ND
2013-02-279590-123-1146ND
2013-02-279590-123-1147ND
2013-02-289590-015-1130ND
2013-03-059590-014-1150ND
2013-03-059590-022-1436ND
2013-03-059590-024-1509ND
2013-03-059590-026-1333ND
2013-03-079590-017-1015ND
2013-03-079590-023-1338ND
2013-03-079590-027-1038ND
2013-03-199590-103-1401ND
2013-03-219590-020-1040ND
2013-03-279590-006-1410ND
2013-04-049590-028-1339ND
2013-04-049590-030-0957ND
2013-04-049590-037-1023ND
2013-04-119590-043-1431ND
2013-04-129590-041-1200ND
2013-04-189590-046-1007ND
2013-04-309590-029-1434ND
2013-05-029590-106-1019ND
2013-05-029590-106-1021ND
2013-05-039590-104-1531ND
2013-05-099590-102-1256ND
2013-05-099590-102-1257ND
2013-05-149590-103-1311ND
2013-05-149590-123-1601ND
2013-05-149590-123-1603ND
2013-05-309590-046-1136ND
2013-07-089590-005-1355ND
2013-07-109590-008-1456ND
2013-07-109590-009-1100ND
2013-07-179590-006-1353ND
2013-07-179590-010-1136ND
2013-08-079590-106-1213ND
2013-08-079590-106-1217ND
2013-08-079590-123-1023ND
2013-08-079590-123-1026ND
2013-08-089590-019-1201ND
2013-08-089590-102-1304ND
2013-08-089590-102-1306ND
2013-08-089590-103-1023ND
2013-08-089590-103-1026ND
2013-08-169590-020-1558ND
2013-08-209590-104-1056ND
2013-08-229590-014-1030ND
2013-08-229590-017-1309ND
2013-08-229590-046-1017ND
2013-08-229590-046-1024ND
2013-08-279590-015-1245ND
2013-08-279590-018-1307ND
2013-09-119590-026-1502ND
2013-09-139590-022-1317ND
2013-09-189590-024-1455ND
2013-09-189590-027-1012ND
2013-09-209590-023-1559ND
2013-10-119590-030-1301ND
2013-10-179590-029-1144ND
2013-10-229590-028-1128ND
2013-10-229590-043-1422ND
2013-10-239590-037-1127ND
2013-10-239590-041-1113ND
2013-10-299590-039-1408ND
2013-11-069590-106-1543ND
2013-11-069590-106-1544ND
2013-11-079590-102-1306ND
2013-11-079590-102-1308ND
2013-11-079590-103-1341ND
2013-11-079590-103-1343ND
2013-11-149590-046-1152ND
2013-11-149590-123-1337ND
2013-11-149590-123-1338ND
2013-12-189590-131-1116ND
2014-02-059590-046-1402ND
2014-02-129590-102-1320ND
2014-02-129590-102-1321ND
2014-02-129590-103-1352ND
2014-02-129590-103-1355ND
2014-02-129590-123-0934ND
2014-02-129590-123-0936ND
2014-02-199590-106-1142ND
2014-02-199590-106-1143ND
2014-05-079590-102-1424ND
2014-05-079590-102-1427ND
2014-05-079590-103-1448ND
2014-05-079590-103-1450ND
2014-05-139590-123-1031ND
2014-05-139590-123-1033ND
2014-05-159590-046-1112ND
2014-08-049590-046-1046ND
2014-08-049590-102-0909ND
2014-08-049590-102-0912ND
2014-08-049590-103-1409ND
2014-08-049590-103-1411ND
2014-08-049590-123-0938ND
2014-08-049590-123-0940ND
2014-11-129590-102-1028ND
2014-11-129590-102-1030ND
2014-11-129590-103-0949ND
2014-11-129590-103-0951ND
2014-11-129590-123-1407ND
2014-11-129590-123-1409ND
2014-11-199590-046-1455ND
2015-02-079590-102-1105ND
2015-02-079590-103-1044ND
2015-02-079590-103-1045ND
2015-02-079590-123-1139ND
2015-02-079590-123-1140ND
2015-02-259590-046-1416ND
2015-03-109590-102-1500ND
2015-03-109590-123-1420ND
2015-04-219590-008-1356ND
2015-05-149590-102-1555ND
2015-05-149590-102-1556ND
2015-05-149590-103-1504ND
2015-05-149590-103-1505ND
2015-05-149590-123-1436ND
2015-05-149590-123-1437ND
2015-05-199590-046-1400ND
2016-01-079590-009-1048ND
2016-01-079590-020-1009ND
2016-01-209590-018-1244ND
2016-02-049590-027-0946ND
2016-02-109590-006-1204ND
2016-02-229590-024-1519ND
2016-03-019590-037-1248ND
2016-03-039590-015-1426ND
2016-04-059590-022-1344ND
2016-04-279590-041-1039ND
2016-05-039590-026-1258ND
2016-05-049590-017-1424ND
2016-06-289590-023-1352ND
2016-08-029590-019-1102ND
2016-09-149590-106-0909ND
2016-09-209590-046-1102ND
2016-10-059590-029-1003ND
2016-10-059590-030-0904ND
2016-12-079590-043-1444ND
2016-12-299590-008-1413ND
2016-12-299590-104-0951ND
2017-01-199590-014-1048ND
2017-03-029590-132-1100ND
2017-04-059590-005-1428ND
2017-11-219590-131-1240ND
2017-12-149590-132-1456ND