Know Your Environment. Protect Your Health.

Monochloroacetic acid

Ransom, City of

Monochloroacetic acid, one of the group of five haloacetic acids regulated by federal standards, is formed when chlorine or other disinfectants are used to treat drinking water. Haloacetic acids and other disinfection byproducts increase the risk of cancer and may cause problems during pregnancy. Click here to read more about disinfection byproducts.

 

21

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND40ND
2020ND40ND
2021ND40ND
2022ND40ND
2023ND40ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 53 ppb

The EWG Health Guideline of 53 ppb for monochloroacetic acid was defined by the California Office of Environmental Health Hazard Assessment's public health goal, the level of a drinking water contaminant that does not pose a significant health risk.a public health goal. This health guideline protects against change to fetal growth and development.

ppb = parts per billion

All test results

Date Lab ID Result
2018-09-241049138ND
2019-03-251139615ND
2019-06-241191374ND
2019-09-231246905ND
2019-12-161291367ND
2020-03-171342519ND
2020-06-161406514ND
2020-09-221519628ND
2020-12-141711925ND
2021-04-051812078ND
2021-06-211865529ND
2021-11-302043414ND
2021-12-142069514ND
2022-03-282224200ND
2022-06-282289438ND
2022-09-202362976ND
2022-12-122415181ND
2023-03-202469537ND
2023-06-192520981ND
2023-09-242582380ND
2023-12-182627995ND