Know Your Environment. Protect Your Health.

Monochloroacetic acid

City of Dublin

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
20182.43 ppb86ND - 4.00 ppb
20191.96 ppb86ND - 4.10 ppb
20200.888 ppb84ND - 2.30 ppb
20211.16 ppb85ND - 2.70 ppb
20220.425 ppb83ND - 1.20 ppb
20233.23 ppb881.20 ppb - 8.80 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
2018-02-07Q1805058002ND
2018-02-07Q1805058001ND
2018-04-24Q18166080023.60 ppb
2018-04-24Q18166080013.60 ppb
2018-07-24Q18292770011.90 ppb
2018-07-24Q18292770022.60 ppb
2018-10-16Q18412310023.70 ppb
2018-10-16Q18412310034.00 ppb
2019-01-24Q19036500012.90 ppb
2019-01-24Q19036500024.10 ppb
2019-05-14Q19247060012.40 ppb
2019-05-14Q19247060022.50 ppb
2019-07-25Q1947968002ND
2019-07-25Q19479680012.80 ppb
2019-10-08Q19715400021.000 ppb
2019-10-08Q1971540003ND
2020-01-27Q2002883001ND
2020-01-27Q2002883002ND
2020-04-08Q20142450012.10 ppb
2020-04-08Q20142450022.30 ppb
2020-07-23Q20290060011.30 ppb
2020-07-23Q20290060021.40 ppb
2020-10-05Q2038835001ND
2020-10-05Q2038835002ND
2021-02-02Q2103102001ND
2021-02-02Q21031020021.20 ppb
2021-04-20Q21101340021.50 ppb
2021-04-20Q21101340031.50 ppb
2021-07-27Q21196120012.40 ppb
2021-07-27Q21196120022.70 ppb
2021-10-18Q2129038001ND
2021-10-18Q2129038002ND
2022-01-11Q2201005002ND
2022-01-11Q2201005003ND
2022-04-05Q22104600011.000 ppb
2022-04-05Q22104600021.20 ppb
2022-08-15Q2224074001ND
2022-08-15Q2224074002ND
2022-11-02Q22332580011.20 ppb
2022-11-02Q2233258002ND
2023-01-26Q23037220012.10 ppb
2023-01-26Q23037220021.90 ppb
2023-05-02Q23164270012.30 ppb
2023-05-02Q23164270022.30 ppb
2023-07-26Q23298630015.90 ppb
2023-07-26Q23298630028.80 ppb
2023-12-18Q23540410011.20 ppb
2023-12-18Q23540410021.30 ppb