Know Your Environment. Protect Your Health.

Monochloroacetic acid

West Hwy 80 Ark Road WS

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
20181.86 ppb3226ND - 3.80 ppb
20191.54 ppb3220ND - 4.50 ppb
20201.15 ppb1610ND - 5.00 ppb
20210.204 ppb163ND - 1.20 ppb
20220.231 ppb163ND - 1.50 ppb
20230.0625 ppb161ND - 1.000 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
2018-02-2135376148001ND
2018-02-21353761480022.70 ppb
2018-02-2135376148003ND
2018-02-21353761480040.900 ppb
2018-02-2135376148001ND
2018-02-21353761480022.70 ppb
2018-02-2135376148003ND
2018-02-21353761480040.900 ppb
2018-05-21353939280012.70 ppb
2018-05-21353939280023.80 ppb
2018-05-21353939280033.10 ppb
2018-05-21353939280042.00 ppb
2018-05-21353939280012.70 ppb
2018-05-21353939280023.80 ppb
2018-05-21353939280033.10 ppb
2018-05-21353939280042.00 ppb
2018-08-15354116160012.40 ppb
2018-08-15354116160023.10 ppb
2018-08-15354116160032.60 ppb
2018-08-15354116160041.70 ppb
2018-08-15354116160012.40 ppb
2018-08-15354116160023.10 ppb
2018-08-15354116160032.60 ppb
2018-08-15354116160041.70 ppb
2018-11-01354282250051.50 ppb
2018-11-01354282250061.10 ppb
2018-11-0135428225007ND
2018-11-01354282250082.10 ppb
2018-11-01354282250051.50 ppb
2018-11-01354282250061.10 ppb
2018-11-0135428225007ND
2018-11-01354282250082.10 ppb
2019-02-1835449360001ND
2019-02-18354493600022.30 ppb
2019-02-18354493600031.70 ppb
2019-02-1835449360004ND
2019-02-1835449360001ND
2019-02-18354493600022.30 ppb
2019-02-18354493600031.70 ppb
2019-02-1835449360004ND
2019-05-15354693190011.80 ppb
2019-05-1535469319002ND
2019-05-15354693190034.50 ppb
2019-05-1535469319004ND
2019-05-15354693190011.80 ppb
2019-05-1535469319002ND
2019-05-15354693190034.50 ppb
2019-05-1535469319004ND
2019-08-01354870220011.90 ppb
2019-08-0135487022002ND
2019-08-01354870220033.00 ppb
2019-08-0135487022004ND
2019-08-01354870220011.90 ppb
2019-08-0135487022002ND
2019-08-01354870220033.00 ppb
2019-08-0135487022004ND
2019-11-19355140870013.50 ppb
2019-11-19355140870021.70 ppb
2019-11-19355140870032.70 ppb
2019-11-19355140870041.60 ppb
2019-11-19355140870013.50 ppb
2019-11-19355140870021.70 ppb
2019-11-19355140870032.70 ppb
2019-11-19355140870041.60 ppb
2020-02-13355310430011.10 ppb
2020-02-13355310430021.000 ppb
2020-02-13355310430031.90 ppb
2020-02-13355310430040.940 ppb
2020-05-08355488300011.60 ppb
2020-05-08355488300020.960 ppb
2020-05-08355488300035.00 ppb
2020-05-0835548830004ND
2020-08-1935572260001ND
2020-08-1935572260002ND
2020-08-1935572260003ND
2020-08-1935572260004ND
2020-11-10355919340010.930 ppb
2020-11-10355919340021.10 ppb
2020-11-10355919340033.80 ppb
2020-11-1035591934004ND
2021-02-0535610070001ND
2021-02-05356100700020.960 ppb
2021-02-05356100700031.10 ppb
2021-02-0535610070004ND
2021-05-0635631671001ND
2021-05-0635631671002ND
2021-05-0635631671003ND
2021-05-0635631671004ND
2021-08-1235655729001ND
2021-08-1235655729002ND
2021-08-1235655729003ND
2021-08-1235655729004ND
2021-11-04356771430011.20 ppb
2021-11-0435677143002ND
2021-11-0435677143003ND
2021-11-0435677143004ND
2022-02-1135696650001ND
2022-02-1135696650002ND
2022-02-1135696650003ND
2022-02-1135696650004ND
2022-05-0535715791001ND
2022-05-0535715791002ND
2022-05-0535715791003ND
2022-05-0535715791004ND
2022-08-29357440280011.50 ppb
2022-08-2935744028002ND
2022-08-2935744028003ND
2022-08-29357440280041.20 ppb
2022-11-1535761599001ND
2022-11-1535761599002ND
2022-11-1535761599003ND
2022-11-15357615990041.000 ppb
2023-02-09357792710011.000 ppb
2023-02-0935779271002ND
2023-02-0935779271003ND
2023-02-0935779271004ND
2023-05-1135800906001ND
2023-05-1135800906002ND
2023-05-1135800906003ND
2023-05-1135800906004ND
2023-08-1035820966001ND
2023-08-1035820966002ND
2023-08-1035820966003ND
2023-08-1035820966004ND
2023-11-0735841764001ND
2023-11-0735841764002ND
2023-11-0735841764003ND
2023-11-0735841764004ND