Know Your Environment. Protect Your Health.

Dalapon

Kirkmont Municipal Utility District

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

 

43

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND40ND
2020ND60ND
20210.211 ppb91ND - 1.90 ppb
20221.45 ppb113ND - 5.80 ppb
20230.400 ppb91ND - 3.60 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
2018-01-30AE11241ND
2018-04-12AE22286ND
2018-08-09AE36347ND
2018-11-13AE45928ND
2019-02-19AE54840ND
2019-04-04AE61208ND
2019-08-22AE80228ND
2019-10-17AE86922ND
2020-02-19AE98968ND
2020-05-28AF13102ND
2020-09-01AF26044ND
2020-10-21AF31472ND
2020-10-21AF31471ND
2020-12-17AF38076ND
2021-03-04AF45332ND
2021-03-04AF45370ND
2021-05-26AF55555ND
2021-05-26AF55559ND
2021-05-26AF55624ND
2021-08-17AF66862ND
2021-08-17AF66878ND
2021-11-02AF753931.90 ppb
2021-11-02AF75396ND
2022-03-24AF90447ND
2022-03-24AF90449ND
2022-03-24AF905674.70 ppb
2022-05-17AF97194ND
2022-05-17AF97197ND
2022-07-27AG06557ND
2022-07-27AG06562ND
2022-07-27AG065725.80 ppb
2022-12-05AG20676ND
2022-12-05AG207465.50 ppb
2022-12-05AG20671ND
2023-02-22AG29905ND
2023-02-22AG29906ND
2023-02-22AG300283.60 ppb
2023-04-13AG36742ND
2023-04-13AG36743ND
2023-08-28AG54215ND
2023-08-28AG54218ND
2023-11-14AG63539ND
2023-11-14AG63554ND