Know Your Environment. Protect Your Health.

Monochloroacetic acid

Monroe Water System

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.

 

81

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.459 ppb173ND - 3.00 ppb
20191.84 ppb1610ND - 5.10 ppb
2020N/A00N/A
20211.89 ppb1610ND - 4.00 ppb
20220.838 ppb165ND - 3.30 ppb
20231.08 ppb166ND - 3.40 ppb

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
2018-02-21ND
2018-02-21ND
2018-02-21ND
2018-02-21ND
2018-05-092.10 ppb
2018-05-09ND
2018-05-093.00 ppb
2018-05-092.70 ppb
2018-08-08ND
2018-08-08ND
2018-08-08ND
2018-08-08ND
2018-11-14ND
2018-11-14ND
2018-11-14ND
2018-11-14ND
2018-11-14ND
2019-02-26ND
2019-02-26ND
2019-02-26ND
2019-02-26ND
2019-05-063.00 ppb
2019-05-065.10 ppb
2019-05-063.40 ppb
2019-05-062.20 ppb
2019-08-132.80 ppb
2019-08-132.90 ppb
2019-08-133.00 ppb
2019-08-13ND
2019-11-142.20 ppb
2019-11-142.40 ppb
2019-11-142.50 ppb
2019-11-14ND
2021-02-234081144ND
2021-02-234081142ND
2021-02-234081138ND
2021-02-2340811402.20 ppb
2021-05-2541200592.50 ppb
2021-05-2541200572.50 ppb
2021-05-2541200552.60 ppb
2021-05-254118053ND
2021-08-1741661393.20 ppb
2021-08-1741661433.00 ppb
2021-08-1741661453.30 ppb
2021-08-174166141ND
2021-11-0942064643.40 ppb
2021-11-094206462ND
2021-11-0942064603.60 ppb
2021-11-0942064584.00 ppb
2022-02-084242037ND
2022-02-084242031ND
2022-02-084242043ND
2022-02-084242033ND
2022-05-184300074ND
2022-05-184300070ND
2022-05-1843000682.00 ppb
2022-05-1843000722.00 ppb
2022-08-2443394323.10 ppb
2022-08-244339445ND
2022-08-2443394363.30 ppb
2022-08-2443394403.00 ppb
2022-11-154381818ND
2022-11-154381821ND
2022-11-154381699ND
2022-11-154381692ND
2023-02-164423070ND
2023-02-164423067ND
2023-02-164423072ND
2023-02-164423061ND
2023-05-2244600352.00 ppb
2023-05-224460037ND
2023-05-224460042ND
2023-05-224460039ND
2023-08-2245121523.30 ppb
2023-08-224512148ND
2023-08-2245121503.20 ppb
2023-08-2245121543.40 ppb
2023-11-1445556482.70 ppb
2023-11-144553182ND
2023-11-1445556522.70 ppb
2023-11-144553184ND