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EWG's Tap Water Database — 2019 UPDATE

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Methomyl

City of Corona

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.

 

41

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND240ND
2013ND170ND
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2012-06-133334-003-1145ND
2012-06-133334-013-1115ND
2012-06-133334-033-1300ND
2012-06-133334-030-1200ND
2012-06-133334-023-1230ND
2012-06-133334-022-1030ND
2012-06-203334-027-0930ND
2012-06-203334-038-1310ND
2012-06-203334-032-1035ND
2012-06-203334-014-1550ND
2012-06-203334-015-1450ND
2012-06-213334-043-1220ND
2012-06-213334-052-1040ND
2012-06-213334-034-1300ND
2012-06-213334-019-0950ND
2012-06-223334-039-0730ND
2012-06-273334-056-1030ND
2012-06-273334-031-1450ND
2012-06-273334-062-1020ND
2012-06-273334-029-1400ND
2012-06-273334-054-1120ND
2012-06-273334-024-0930ND
2012-09-123334-021-0920ND
2012-12-043334-055-0900ND
2013-02-063334-030-1130ND
2013-02-063334-027-1330ND
2013-02-063334-039-1130ND
2013-02-063334-021-0930ND
2013-02-133334-062-1440ND
2013-02-133334-054-1350ND
2013-02-133334-052-1510ND
2013-05-013334-038-1050ND
2013-05-013334-024-1230ND
2013-05-083334-023-0910ND
2013-05-083334-022-1400ND
2013-05-083334-003-1440ND
2013-05-163334-043-1050ND
2013-05-163334-034-0915ND
2013-05-163334-019-1340ND
2013-06-123334-055-1135ND
2013-06-263334-028-0900ND