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EWG's Tap Water Database — 2021 UPDATE

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Dalapon

Sacramento County Water Authority - Laguna/Vineyard

The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.

MORE ABOUT THIS CONTAMINANT

 

110

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
2014ND350ND
2015ND340ND
2016ND50ND
2017ND20ND
2018ND300ND
2019ND40ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EPA Maximum Contaminant
Level (MCL) 200 ppb

The legal limit for dalapon, established in 1992, was based on a toxicity study in laboratory animals published in 1960.

ppb = parts per billion

All test results

Date Lab ID Result
2014-05-215810-010-1002ND
2014-05-225810-018-1326ND
2014-05-225810-038-1036ND
2014-07-295810-024-0840ND
2014-07-295810-028-0925ND
2014-08-195810-001-1446ND
2014-08-195810-002-1017ND
2014-08-195810-003-1044ND
2014-08-195810-004-1110ND
2014-08-195810-008-1146ND
2014-08-195810-012-1356ND
2014-08-195810-013-1243ND
2014-08-195810-029-1310ND
2014-08-195810-031-0945ND
2014-08-195810-049-0855ND
2014-08-195810-050-0916ND
2014-08-205810-005-0955ND
2014-08-205810-006-0913ND
2014-08-205810-010-1044ND
2014-08-205810-019-1445ND
2014-08-205810-020-1345ND
2014-08-205810-021-1410ND
2014-08-205810-023-1326ND
2014-08-205810-025-0821ND
2014-08-205810-026-1248ND
2014-08-205810-030-1138ND
2014-08-205810-048-1200ND
2014-08-205810-051-1114ND
2014-08-215810-016-0843ND
2014-08-215810-017-0903ND
2014-08-215810-022-0937ND
2014-08-215810-034-0823ND
2014-08-215810-040-0803ND
2014-08-215810-041-0741ND
2014-11-205810-010-0839ND
2015-02-185810-010-1050ND
2015-05-135810-015-1031ND
2015-06-035810-018-0739ND
2015-08-185810-020-1302ND
2015-08-185810-021-1330ND
2015-08-185810-023-1240ND
2015-08-185810-026-1432ND
2015-08-185810-030-1405ND
2015-08-205810-016-1516ND
2015-08-205810-017-1445ND
2015-08-205810-034-1350ND
2015-08-205810-040-1328ND
2015-08-205810-041-1305ND
2015-08-255810-002-1443ND
2015-08-255810-003-1346ND
2015-08-255810-004-1412ND
2015-08-255810-008-1310ND
2015-08-255810-019-1236ND
2015-08-255810-051-0911ND
2015-08-265810-001-1520ND
2015-08-265810-005-1455ND
2015-08-265810-006-1426ND
2015-08-265810-025-1243ND
2015-08-265810-031-0951ND
2015-08-265810-049-1023ND
2015-08-265810-050-1048ND
2015-08-275810-010-1217ND
2015-08-275810-012-1020ND
2015-08-275810-013-1120ND
2015-08-275810-024-1312ND
2015-08-275810-028-1410ND
2015-08-275810-029-1053ND
2015-08-275810-038-1437ND
2015-11-195810-048-1122ND
2016-02-295810-027-0931ND
2016-05-175810-015-0000ND
2016-05-175810-018-1347ND
2016-06-095810-022-0835ND
2016-08-115810-038-1521ND
2017-02-075810-027-0820ND
2017-05-095810-015-1025ND
2018-05-225810-027-0952ND
2018-08-135810-001-1135ND
2018-08-135810-002-1007ND
2018-08-135810-003-0802ND
2018-08-135810-004-0823ND
2018-08-135810-006-0927ND
2018-08-135810-008-0841ND
2018-08-135810-010-1046ND
2018-08-135810-012-1341ND
2018-08-135810-013-1420ND
2018-08-145810-031-1444ND
2018-08-145810-049-1424ND
2018-08-145810-050-1405ND
2018-08-155810-024-1342ND
2018-08-155810-025-1514ND
2018-08-155810-026-1342ND
2018-08-155810-028-1414ND
2018-08-155810-029-0800ND
2018-08-155810-030-1037ND
2018-08-155810-051-0957ND
2018-08-165810-016-0809ND
2018-08-165810-017-0842ND
2018-08-165810-034-1443ND
2018-08-165810-040-1424ND
2018-08-165810-041-1408ND
2018-08-215810-019-0827ND
2018-08-215810-020-0854ND
2018-08-215810-021-0949ND
2018-08-215810-023-1019ND
2018-11-145810-048-1320ND
2019-02-145810-005-0941ND
2019-05-075810-018-0840ND
2019-05-075810-022-0949ND
2019-08-065810-038-1300ND