Know Your Environment. Protect Your Health.

Dalapon

Clackamas River Water - Clairmont

NOTE: Clackamas River Water - Clairmont purchases water from South Fork Water Board which is required to test for dalapon. Sample information shown below was taken by South Fork Water Board.

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

 

4

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019N/A00N/A
2020ND20ND
2021ND10ND
2022ND10ND
2023ND10ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

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

NOTE: Clackamas River Water - Clairmont purchases water from South Fork Water Board which is required to test for dalapon. Sample information shown below was taken by South Fork Water Board.

Date Lab ID Result
2020-06-09016104501-SND
2020-09-15025901601-SND
2023-06-213172009-01-SND
2023-09-133256010-01-SND