Know Your Environment. Protect Your Health.

Dalapon

Wallingford Water Department

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

 

12

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
2019ND50ND
2020ND20ND
2021N/A00N/A
2022ND50ND
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

Date Lab ID Result
2019-08-05CD73202-P5ND
2019-08-12CD83465-P5ND
2019-09-16CE10614-P5ND
2019-10-10CE30938-P5ND
2019-11-04CE53371-P5ND
2020-06-08CG08411-P5ND
2020-09-08CG72643BND
2022-04-04CK99720-SOC5REND
2022-04-06CL02025-SOC5ND
2022-04-27CL17545-SOC5RESAMPLEND
2022-08-10CM01617-P5ND
2022-09-06CM23340-P5ND