Know Your Environment. Protect Your Health.

Monochloroacetic acid

Harris County Municipal Utility District 96

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.

 

46

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND80ND
20190.688 ppb82ND - 2.90 ppb
2020ND60ND
20210.863 ppb82ND - 3.50 ppb
2022ND80ND
2023ND80ND

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
2018-02-02AE12220ND
2018-02-02AE12171ND
2018-05-03AE25017ND
2018-05-03AE25013ND
2018-08-07AE35945ND
2018-08-07AE35955ND
2018-10-17AE43760ND
2018-10-17AE43763ND
2019-02-22AE556272.60 ppb
2019-02-22AE55628ND
2019-05-21AE67357ND
2019-05-21AE67360ND
2019-09-05AE822412.90 ppb
2019-09-05AE82268ND
2019-10-23AE87357ND
2019-10-23AE87358ND
2020-02-27AF00371ND
2020-02-27AF00375ND
2020-05-04AF09097ND
2020-05-04AF09101ND
2020-08-11AF22812ND
2020-08-11AF22813ND
2021-02-08AF42950ND
2021-02-08AF42947ND
2021-05-25AF553253.50 ppb
2021-05-25AF553263.40 ppb
2021-09-15AF69959ND
2021-09-15AF69960ND
2021-11-08AF76005ND
2021-11-08AF76009ND
2022-02-16AF85218ND
2022-03-07AF87756ND
2022-04-18AF93493ND
2022-04-18AF93497ND
2022-08-18AG09986ND
2022-08-18AG09987ND
2022-12-15AG21930ND
2022-12-15AG21931ND
2023-03-21AG33767ND
2023-03-21AG33769ND
2023-05-25AG42088ND
2023-05-25AG42092ND
2023-08-21AG53285ND
2023-08-21AG53288ND
2023-12-08AG66090ND
2023-12-08AG66091ND