Know Your Environment. Protect Your Health.

Monochloroacetic acid

Thibodaux Waterworks

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.

 

132

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.706 ppb3210ND - 2.90 ppb
20192.01 ppb32321.30 ppb - 3.10 ppb
20202.78 ppb16161.20 ppb - 7.20 ppb
20211.21 ppb169ND - 2.90 ppb
20221.62 ppb2017ND - 3.80 ppb
20231.31 ppb1612ND - 2.60 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
2018-02-0135371678001ND
2018-02-0135371678002ND
2018-02-0135371678003ND
2018-02-0135371678004ND
2018-02-0135371678001ND
2018-02-0135371678002ND
2018-02-0135371678003ND
2018-02-0135371678004ND
2018-05-0335390209001ND
2018-05-0335390209002ND
2018-05-0335390209003ND
2018-05-0335390209004ND
2018-05-0335390209001ND
2018-05-0335390209002ND
2018-05-0335390209003ND
2018-05-0335390209004ND
2018-08-0135408230001ND
2018-08-01354082300022.30 ppb
2018-08-01354082300032.20 ppb
2018-08-01354082300042.90 ppb
2018-08-0135408230001ND
2018-08-01354082300022.30 ppb
2018-08-01354082300032.20 ppb
2018-08-01354082300042.90 ppb
2018-11-0735430035001ND
2018-11-07354300350022.00 ppb
2018-11-0735430035003ND
2018-11-07354300350041.90 ppb
2018-11-0735430035001ND
2018-11-07354300350022.00 ppb
2018-11-0735430035003ND
2018-11-07354300350041.90 ppb
2019-02-05354467490011.40 ppb
2019-02-05354467490021.50 ppb
2019-02-05354467490031.30 ppb
2019-02-05354467490041.40 ppb
2019-02-05354467490011.40 ppb
2019-02-05354467490021.50 ppb
2019-02-05354467490031.30 ppb
2019-02-05354467490041.40 ppb
2019-05-01354656240011.40 ppb
2019-05-01354656240021.80 ppb
2019-05-01354656240031.60 ppb
2019-05-01354656240041.90 ppb
2019-05-01354656240011.40 ppb
2019-05-01354656240021.80 ppb
2019-05-01354656240031.60 ppb
2019-05-01354656240041.90 ppb
2019-08-01354872830012.60 ppb
2019-08-01354872830023.00 ppb
2019-08-01354872830032.80 ppb
2019-08-01354872830043.10 ppb
2019-08-01354872830012.60 ppb
2019-08-01354872830023.00 ppb
2019-08-01354872830032.80 ppb
2019-08-01354872830043.10 ppb
2019-11-07355109440012.00 ppb
2019-11-07355109440022.00 ppb
2019-11-07355109440032.20 ppb
2019-11-07355109440042.20 ppb
2019-11-07355109440012.00 ppb
2019-11-07355109440022.00 ppb
2019-11-07355109440032.20 ppb
2019-11-07355109440042.20 ppb
2020-02-12355307050011.60 ppb
2020-02-12355307050021.80 ppb
2020-02-12355307050031.60 ppb
2020-02-12355307050041.80 ppb
2020-05-01355471540013.50 ppb
2020-05-01355471540024.20 ppb
2020-05-01355471540034.00 ppb
2020-05-01355471540044.60 ppb
2020-08-06355688170013.10 ppb
2020-08-06355688170027.20 ppb
2020-08-06355688170031.20 ppb
2020-08-06355688170043.70 ppb
2020-11-10355913310011.70 ppb
2020-11-10355913310021.60 ppb
2020-11-10355913310031.50 ppb
2020-11-10355913310041.40 ppb
2021-02-04356098930011.80 ppb
2021-02-0435609893002ND
2021-02-0435609893003ND
2021-02-0435609893004ND
2021-05-07356316520012.50 ppb
2021-05-07356316520022.60 ppb
2021-05-07356316520032.90 ppb
2021-05-07356316520042.80 ppb
2021-08-1235655616001ND
2021-08-1235655616002ND
2021-08-1235655616003ND
2021-08-1235655616004ND
2021-11-04356765850011.50 ppb
2021-11-04356765850021.70 ppb
2021-11-04356765850031.70 ppb
2021-11-04356765850041.80 ppb
2022-02-03356952510010.980 ppb
2022-02-03356952510021.10 ppb
2022-02-0335695251003ND
2022-02-03356952510041.30 ppb
2022-05-05357157790011.80 ppb
2022-05-05357157790021.40 ppb
2022-05-05357157790031.70 ppb
2022-05-05357157790041.60 ppb
2022-05-11357175530012.20 ppb
2022-05-11357175530023.50 ppb
2022-05-11357175530033.60 ppb
2022-05-11357175530043.80 ppb
2022-08-11357409360011.70 ppb
2022-08-11357409360021.80 ppb
2022-08-11357409360031.80 ppb
2022-08-11357409360042.00 ppb
2022-11-0335757770001ND
2022-11-03357577700021.10 ppb
2022-11-0335757770003ND
2022-11-03357577700041.10 ppb
2023-02-02357767500011.50 ppb
2023-02-02357767500021.50 ppb
2023-02-02357767500031.30 ppb
2023-02-02357767500040.920 ppb
2023-05-04357974340012.50 ppb
2023-05-04357974340021.50 ppb
2023-05-04357974340032.40 ppb
2023-05-04357974340042.60 ppb
2023-08-04358183460011.80 ppb
2023-08-04358183460021.50 ppb
2023-08-04358183460031.70 ppb
2023-08-04358183460041.70 ppb
2023-11-0235838982001ND
2023-11-0235838982002ND
2023-11-0235838982003ND
2023-11-0235838982004ND