Know Your Environment. Protect Your Health.

Dalapon

Franklin Water Supply

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

 

19

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.327 ppb62ND - 0.980 ppb
20190.550 ppb42ND - 1.10 ppb
2020ND20ND
20210.470 ppb220.410 ppb - 0.530 ppb
2022ND30ND
20230.290 ppb21ND - 0.580 ppb

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
2018-01-2535370415004ND
2018-01-2535370415004ND
2018-05-03353902260010.980 ppb
2018-05-03353902260010.980 ppb
2018-07-0935403036001ND
2018-07-0935403036001ND
2019-01-1535442684001ND
2019-01-1535442684001ND
2019-07-09354807340011.10 ppb
2019-07-09354807340011.10 ppb
2020-01-0735522561001ND
2020-09-2835581275001ND
2021-02-11356116680010.410 ppb
2021-11-30356808980010.530 ppb
2022-01-0635688910 001ND
2022-01-0635688910001ND
2022-07-2835735504001ND
2023-09-26358307110010.580 ppb
2023-10-0935833396001ND