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EWG's Tap Water Database — 2021 UPDATE

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Methomyl

Status: No national drinking water standard exists

 

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.

2017-2019:

FOUND

4

states detected

4

utilities detected

22,329

people served

Health concerns for methomyl

Harm to the brain and nervous system

States reporting methomyl in drinking water

UTILITIES WITH CONTAMINATION
State UtilitiesPeople Served
Alabama111,178
Virginia19,364
Montana11,650
Nebraska1137
MORE
LESS

Filtering technologies that reduce methomyl

Activated Carbon

Reverse Osmosis

Utilities with the highest amounts of methomyl, 2017-2019

ALL UTILITIES
LARGE UTILITIES
UtilityLocationTestsAverage levelPeople served
Springview, Village ofSpringview, NE1 of 20.695 ppb242
Big Timber, City ofBig Timber, MT1 of 30.533 ppb1,650
Hcsa- Leigh Street PlantSouth Boston, VA1 of 10.500 ppb9,364
Sargent, City ofSargent, NE1 of 40.353 ppb525
Belgrade, Village ofBelgrade, NE1 of 30.190 ppb137
Beauregard Water AuthorityOpelika, AL1 of 90.157 ppb11,178
ZimmermanZimmerman, MN1 of 110.0618 ppb5,334
UtilityLocationTestsAverage levelPeople served
Beauregard Water AuthorityOpelika, AL1 of 90.157 ppb11,178