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National Drinking Water Database


Parathion (ethyl) in Maine


Ethyl parathion is a highly toxic, restricted use organophosphate insecticide and miticide applied to alfalfa, barley, corn, cotton, canola, sorghum, soybean, sunflower, and wheat.

The Most Polluted Communities in Maine

1 water utilities reported detecting Parathion (ethyl) in tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies

Ranked by highest average Parathion (ethyl) level

RankSystem Population Served Positive test results of total reported tests Average Level
(Range)
1Madawaska Water District
Madawaska, ME
2,8401 of 10.63 ppb
(0.63 ppb)

Health Based Limits for Parathion (ethyl)

StandardDescriptionLevel
Health-Based Screening LevelA benchmark concentration of contaminants in water that may be of potential concern for human health, if exceeded. For noncarcinogens, the HBSL represents the contaminant concentration in drinking water that is not expected to cause any adverse effects over a lifetime of exposure. For carcinogens, the HBSL range represents the contaminant concentration in drinking water that corresponds to an excess estimated lifetime cancer risk of 1 chance in 1 million to 1 chance in 10 thousand. Source: U.S. Geological Survey.0.02 ppb

Violation Summary for Parathion (ethyl) in Maine

There are no violations reported for this contaminant in Maine