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EWG's Tap Water Database — 2021 UPDATE

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Monochloroacetic acid

Fort Bend County Municipal Utility District 106

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.

MORE ABOUT THIS CONTAMINANT

 

38

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015ND20ND
2016ND20ND
2017ND20ND
2018ND160ND
2019ND160ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 53 ppb

The EWG Health Guideline of 53 ppb for monochloroacetic acid was proposed in 2020 by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk.. This health guideline protects against system toxicity.

ppb = parts per billion

All test results

Date Lab ID Result
2015-07-16AC99913ND
2015-07-16AC99916ND
2016-07-12AD43807ND
2016-07-12AD43805ND
2017-07-11AD88822ND
2017-07-11AD88821ND
2018-02-05AE12179ND
2018-02-05AE12185ND
2018-02-05AE12167ND
2018-02-05AE12183ND
2018-04-10AE21868ND
2018-04-10AE21855ND
2018-04-10AE21874ND
2018-04-10AE21876ND
2018-08-14AE36843ND
2018-08-14AE36841ND
2018-08-14AE36845ND
2018-08-14AE36844ND
2018-10-01AE42212ND
2018-10-01AE42206ND
2018-10-01AE42210ND
2018-10-01AE42205ND
2019-01-23AE50935ND
2019-01-23AE50927ND
2019-01-23AE50928ND
2019-03-08AE57797ND
2019-04-08AE61337ND
2019-04-08AE61363ND
2019-04-08AE61346ND
2019-04-08AE61331ND
2019-07-08AE73404ND
2019-07-08AE73415ND
2019-07-08AE73418ND
2019-07-08AE73414ND
2019-10-09AE86114ND
2019-10-09AE86110ND
2019-10-09AE86120ND
2019-10-09AE86100ND