Know Your Environment. Protect Your Health.

Monochloroacetic acid

City of Baker 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.

 

128

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.479 ppb3212ND - 2.60 ppb
20190.201 ppb326ND - 1.30 ppb
20200.492 ppb166ND - 1.80 ppb
20210.356 ppb165ND - 1.20 ppb
20221.46 ppb1611ND - 5.72 ppb
20230.488 ppb166ND - 1.50 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
2018-03-08353791730011.000 ppb
2018-03-08353791730021.20 ppb
2018-03-08353791730030.470 ppb
2018-03-08353791730041.20 ppb
2018-03-08353791730011.000 ppb
2018-03-08353791730021.20 ppb
2018-03-08353791730030.470 ppb
2018-03-08353791730041.20 ppb
2018-06-0135396013001ND
2018-06-0135396013002ND
2018-06-0135396013003ND
2018-06-01353960130042.60 ppb
2018-06-0135396013001ND
2018-06-0135396013002ND
2018-06-0135396013003ND
2018-06-01353960130042.60 ppb
2018-09-1335418115001ND
2018-09-1335418115002ND
2018-09-1335418115003ND
2018-09-13354181150041.20 ppb
2018-09-1335418115001ND
2018-09-1335418115002ND
2018-09-1335418115003ND
2018-09-13354181150041.20 ppb
2018-12-0735435855001ND
2018-12-0735435855002ND
2018-12-0735435855003ND
2018-12-0735435855004ND
2018-12-0735435855001ND
2018-12-0735435855002ND
2018-12-0735435855003ND
2018-12-0735435855004ND
2019-03-1435455441001ND
2019-03-1435455441002ND
2019-03-1435455441003ND
2019-03-1435455441004ND
2019-03-1435455441001ND
2019-03-1435455441002ND
2019-03-1435455441003ND
2019-03-1435455441004ND
2019-06-0335473736001ND
2019-06-0335473736002ND
2019-06-0335473736003ND
2019-06-0335473736004ND
2019-06-0335473736001ND
2019-06-0335473736002ND
2019-06-0335473736003ND
2019-06-0335473736004ND
2019-09-0335495460001ND
2019-09-03354954600021.30 ppb
2019-09-0335495460003ND
2019-09-03354954600040.920 ppb
2019-09-0335495460001ND
2019-09-03354954600021.30 ppb
2019-09-0335495460003ND
2019-09-03354954600040.920 ppb
2019-12-0635518355001ND
2019-12-06355183550021.000 ppb
2019-12-0635518355003ND
2019-12-0635518355004ND
2019-12-0635518355001ND
2019-12-06355183550021.000 ppb
2019-12-0635518355003ND
2019-12-0635518355004ND
2020-03-0335535905001ND
2020-03-03355359050021.80 ppb
2020-03-0335535905003ND
2020-03-0335535905004ND
2020-06-02355546930010.910 ppb
2020-06-0235554693002ND
2020-06-0235554693003ND
2020-06-02355546930041.80 ppb
2020-09-0235575865001ND
2020-09-0235575865002ND
2020-09-0235575865003ND
2020-09-0235575865004ND
2020-12-01355966690010.900 ppb
2020-12-01355966690021.50 ppb
2020-12-0135596669003ND
2020-12-01355966690040.960 ppb
2021-03-0135617072001ND
2021-03-01356170720021.000 ppb
2021-03-0135617072003ND
2021-03-0135617072004ND
2021-06-0235638625001ND
2021-06-0235638625002ND
2021-06-0235638625003ND
2021-06-02356386250041.20 ppb
2021-09-08356634840011.20 ppb
2021-09-08356634840021.10 ppb
2021-09-0835663484003ND
2021-09-08356634840041.20 ppb
2021-12-0135681900001ND
2021-12-0135681900002ND
2021-12-0135681900003ND
2021-12-0135681900004ND
2022-03-02357014470010.920 ppb
2022-03-02357014470020.910 ppb
2022-03-0235701447003ND
2022-03-02357014470040.970 ppb
2022-06-02B2202625-0012.96 ppb
2022-06-02B2202625-0022.80 ppb
2022-06-02B2202625-0032.95 ppb
2022-06-02B2202625-0045.72 ppb
2022-09-0635747228001ND
2022-09-06357472280021.70 ppb
2022-09-0635747228003ND
2022-09-06357472280042.20 ppb
2022-12-0135765022001ND
2022-12-01357650220021.000 ppb
2022-12-0135765022003ND
2022-12-01357650220041.20 ppb
2023-03-1035786264001ND
2023-03-10357862640021.50 ppb
2023-03-1035786264003ND
2023-03-10357862640041.30 ppb
2023-06-0735805312001ND
2023-06-0735805312002ND
2023-06-0735805312003ND
2023-06-0735805312004ND
2023-09-05358261110011.000 ppb
2023-09-0535826111002ND
2023-09-0535826111003ND
2023-09-05358261110041.40 ppb
2023-12-0435846614001ND
2023-12-04358466140021.50 ppb
2023-12-0435846614003ND
2023-12-04358466140041.10 ppb