Know Your Environment. Protect Your Health.

Dalapon

City of West Richland

NOTE: City of West Richland purchases water from City of Richland which is required to test for dalapon. Sample information shown below was taken by City of Richland.

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

 

3

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

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

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: City of West Richland purchases water from City of Richland which is required to test for dalapon. Sample information shown below was taken by City of Richland.

Date Lab ID Result
2018-12-03ND
2019-03-05ND
2019-10-03ND