Know Your Environment. Protect Your Health.

Dalapon

City of Refugio

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

 

15

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND10ND
2020ND70ND
2021ND10ND
2022ND10ND
2023ND40ND

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

Date Lab ID Result
2018-06-11AE29238ND
2019-06-10AE69717ND
2020-03-12AF02685ND
2020-03-12AF02686ND
2020-03-12AF02687ND
2020-04-15AF06902ND
2020-07-30AF21389ND
2020-09-01AF26099ND
2020-10-28AF32692ND
2021-08-19AF67151ND
2022-07-21AG05763ND
2023-02-16AG29412ND
2023-02-16AG29413ND
2023-06-05AG43009ND
2023-06-05AG43079ND