Know Your Environment. Protect Your Health.

Monochloroacetic acid

Southwest Ouachita Waterworks Inc.

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.

 

128

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.288 ppb324ND - 3.40 ppb
20190.504 ppb3212ND - 1.80 ppb
20200.428 ppb166ND - 1.30 ppb
20210.150 ppb162ND - 1.40 ppb
20220.496 ppb166ND - 1.60 ppb
20230.131 ppb162ND - 1.10 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
2018-02-1235373925001ND
2018-02-12353739250023.40 ppb
2018-02-1235373925003ND
2018-02-1235373925004ND
2018-02-1235373925001ND
2018-02-12353739250023.40 ppb
2018-02-1235373925003ND
2018-02-1235373925004ND
2018-05-1735393225001ND
2018-05-1735393225002ND
2018-05-1735393225003ND
2018-05-1735393225004ND
2018-05-1735393225001ND
2018-05-1735393225002ND
2018-05-1735393225003ND
2018-05-1735393225004ND
2018-08-1435411617001ND
2018-08-1435411617002ND
2018-08-1435411617003ND
2018-08-1435411617004ND
2018-08-1435411617001ND
2018-08-1435411617002ND
2018-08-1435411617003ND
2018-08-1435411617004ND
2018-11-02354282260011.20 ppb
2018-11-0235428226002ND
2018-11-0235428226003ND
2018-11-0235428226004ND
2018-11-02354282260011.20 ppb
2018-11-0235428226002ND
2018-11-0235428226003ND
2018-11-0235428226004ND
2019-02-01354457500011.50 ppb
2019-02-0135445750002ND
2019-02-0135445750003ND
2019-02-0135445750004ND
2019-02-01354457500011.50 ppb
2019-02-0135445750002ND
2019-02-0135445750003ND
2019-02-0135445750004ND
2019-05-14354693220011.80 ppb
2019-05-1435469322002ND
2019-05-1435469322003ND
2019-05-1435469322004ND
2019-05-14354693220011.80 ppb
2019-05-1435469322002ND
2019-05-1435469322003ND
2019-05-1435469322004ND
2019-08-20354919340011.70 ppb
2019-08-20354919340021.10 ppb
2019-08-20354919340030.970 ppb
2019-08-20354919340041.000 ppb
2019-08-20354919340011.70 ppb
2019-08-20354919340021.10 ppb
2019-08-20354919340030.970 ppb
2019-08-20354919340041.000 ppb
2019-11-2035514588001ND
2019-11-2035514588002ND
2019-11-2035514588003ND
2019-11-2035514588004ND
2019-11-2035514588001ND
2019-11-2035514588002ND
2019-11-2035514588003ND
2019-11-2035514588004ND
2020-02-14355311970011.20 ppb
2020-02-1435531197002ND
2020-02-1435531197003ND
2020-02-1435531197004ND
2020-05-1535550576001ND
2020-05-15355505760021.20 ppb
2020-05-1535550576003ND
2020-05-1535550576004ND
2020-08-06355690580011.10 ppb
2020-08-06355690580021.10 ppb
2020-08-0635569058003ND
2020-08-0635569058004ND
2020-11-23355945430011.30 ppb
2020-11-23355945430020.940 ppb
2020-11-2335594543003ND
2020-11-2335594543004ND
2021-02-2635615409001ND
2021-02-26356154090021.000 ppb
2021-02-2635615409003ND
2021-02-2635615409004ND
2021-05-2735637043001ND
2021-05-2735637043002ND
2021-05-2735637043003ND
2021-05-2735637043004ND
2021-08-2335659427001ND
2021-08-2335659427002ND
2021-08-2335659427003ND
2021-08-23356594270041.40 ppb
2021-11-2935680532001ND
2021-11-2935680532002ND
2021-11-2935680532003ND
2021-11-2935680532004ND
2022-02-2435699574001ND
2022-02-2435699574002ND
2022-02-2435699574003ND
2022-02-2435699574004ND
2022-05-25357207130011.30 ppb
2022-05-25357207130020.940 ppb
2022-05-25357207130031.60 ppb
2022-05-25357207130041.50 ppb
2022-08-2435742377001ND
2022-08-2435742377002ND
2022-08-2435742377003ND
2022-08-24357423770041.40 ppb
2022-11-2135761594001ND
2022-11-2135761594002ND
2022-11-2135761594003ND
2022-11-21357615940041.20 ppb
2023-02-2235781528001ND
2023-02-2235781528002ND
2023-02-2235781528003ND
2023-02-2235781528004ND
2023-05-24358021570011.10 ppb
2023-05-2435802157002ND
2023-05-2435802157004ND
2023-05-2635802625001ND
2023-08-2235822898001ND
2023-08-2235822898002ND
2023-08-2235822898003ND
2023-08-2235822898004ND
2023-11-20358430640011.000 ppb
2023-11-2035843064002ND
2023-11-2035843064003ND
2023-11-2035843064004ND