Know Your Environment. Protect Your Health.

Dinoseb

Wallingford Water Department

Dinoseb is a herbicide that causes birth defects and reproductive difficulties. It has been banned in the U.S. since 1986.

 

13

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
2022ND60ND
2023N/A00N/A

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EPA Maximum Contaminant
Level (MCL): 7 ppb

The legal limit for dinoseb, established in 1992, was based on toxicity studies conducted in laboratory animals in the 1970s and 1980s.

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
2022-04-04CK99720-SOC5ND
2022-04-06CL02025-SOC5ND
2022-04-27CL17545-SOC5RESAMPLEND
2022-08-10CM01617-P5ND
2022-09-06CM23340-P5ND