Know Your Environment. Protect Your Health.

Monochloroacetic acid

Norphlet 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.

 

48

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND80ND
2019ND80ND
20200.263 ppb81ND - 2.10 ppb
20210.300 ppb81ND - 2.40 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
2018-03-1318073003801ND
2018-03-1318073003901ND
2018-06-1118165003301ND
2018-06-1118165003401ND
2018-09-1218256002201ND
2018-09-1218256002301ND
2018-12-0318340004801ND
2018-12-0318340004701ND
2019-03-1119073003801ND
2019-03-1119073003701ND
2019-06-1719171004601ND
2019-06-1719171004501ND
2019-09-0919255000101ND
2019-09-0919255000201ND
2019-12-0219339003201ND
2019-12-0219339003301ND
2020-03-0320064003701ND
2020-03-0320064003601ND
2020-06-0820163002901ND
2020-06-0820163002801ND
2020-09-0720254001801ND
2020-09-0720254001901ND
2020-12-07203450019012.10 ppb
2020-12-0720345001801ND
2021-03-0821070008101ND
2021-03-0821070008201ND
2021-06-07211610003012.40 ppb
2021-06-0721161000401ND
2021-09-0621252002901ND
2021-09-0621252002801ND
2021-12-0821343002401ND
2021-12-0821343002301ND
2022-03-02O195885-HAA-1ND
2022-03-02O195884-HAA-1ND
2022-06-08O198851-HAA-1ND
2022-06-08O198852-HAA-1ND
2022-09-06O201435-HAA-1ND
2022-09-06O201434-HAA-1ND
2022-12-06O204279-HAA-1ND
2022-12-06O204278-HAA-1ND
2023-03-06O206914-HAA-1ND
2023-03-29O207371-HAA-1ND
2023-06-12O209991-HAA-1ND
2023-06-12O209992-HAA-1ND
2023-09-06O211817-HAA-1ND
2023-09-06O211816-HAA-1ND
2023-12-04O214330-HAA-1ND
2023-12-04O214331-HAA-1ND