Know Your Environment. Protect Your Health.

Dalapon

Ridgecrest

NOTE: Ridgecrest purchases water from Rra Preston Shores Water System which is required to test for dalapon. Sample information shown below was taken by Rra Preston Shores Water System.

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

 

2

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
2019ND10ND
2020ND10ND
2021N/A00N/A
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: Ridgecrest purchases water from Rra Preston Shores Water System which is required to test for dalapon. Sample information shown below was taken by Rra Preston Shores Water System.

Date Lab ID Result
2019-02-25Q1907958009ND
2022-03-02Q2207209007ND