Know Your Environment. Protect Your Health.

Monochloroacetic acid

Harris County Municipal Utility District 372

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.

 

24

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
20190.700 ppb41ND - 2.80 ppb
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
2018-01-11AE08925ND
2018-04-03AE21010ND
2018-07-09AE32621ND
2018-10-10AE43111ND
2019-02-13AE54345ND
2019-04-04AE61207ND
2019-07-08AE734352.80 ppb
2019-12-13AE92433ND
2020-03-02AF00632ND
2020-06-09AF14649ND
2020-07-23AF20443ND
2020-11-20AF35490ND
2021-03-05AF45665ND
2021-04-13AF49958ND
2021-08-30AF68359ND
2021-10-25AF74529ND
2022-02-14AF84593ND
2022-05-18AF97741ND
2022-09-19AG13565ND
2022-12-12AG21497ND
2023-02-15AG29067ND
2023-04-19AG37344ND
2023-08-01AG50813ND
2023-10-30AG61478ND