Know Your Environment. Protect Your Health.

Dalapon

Otwell Water Corporation

NOTE: Otwell Water Corporation purchases water from Patoka Lake Regional Water which is required to test for dalapon. Sample information shown below was taken by Patoka Lake Regional Water.

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

 

9

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019N/A00N/A
2020N/A00N/A
2021ND10ND
2022ND30ND
2023ND20ND

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: Otwell Water Corporation purchases water from Patoka Lake Regional Water which is required to test for dalapon. Sample information shown below was taken by Patoka Lake Regional Water.

Date Lab ID Result
2018-05-16416929RS28-1802ND
2018-08-16426574RS28-1803ND
2021-08-184990899ND
2021-11-101-810-7353-1ND
2022-05-101-810-24180-1ND
2022-08-161-810-34359-1_INND
2022-11-081-810-43880-1_INND
2023-05-091-810-62557-1_INND
2023-08-091-810-73252-1_INND