Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Methomyl

California American Water Company - Suburban

Methomyl is an extremely toxic carbamate insecticide that targets the nervous system. In 2015 the EPA restricted some uses of methomyl on some food crops to reduce risks to human health.

 

26

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND20ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018ND240ND
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2014-02-271225-006-1005ND
2014-06-171225-018-1150ND
2018-08-069590-005-0810ND
2018-08-069590-051-1230ND
2018-08-069590-014-1053ND
2018-08-069590-020-1240ND
2018-08-069590-018-0915ND
2018-08-089590-007-0945ND
2018-08-089590-011-1305ND
2018-08-089590-047-1230ND
2018-08-089590-044-1110ND
2018-08-099590-004-0905ND
2018-08-099590-052-1252ND
2018-08-099590-049-1100ND
2018-08-099590-016-0815ND
2018-08-099590-006-1300ND
2018-08-139590-017-0900ND
2018-08-139590-019-1015ND
2018-08-139590-021-1020ND
2018-08-139590-013-1015ND
2018-08-139590-010-1140ND
2018-08-139590-001-0850ND
2018-08-149590-012-1130ND
2018-08-149590-053-0905ND
2018-09-119590-009-0845ND
2018-10-179590-008-1030ND