Know Your Environment. Protect Your Health.

Monochloroacetic acid

City of Miles

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
20180.488 ppb82ND - 2.00 ppb
20191.98 ppb83ND - 8.40 ppb
20200.875 ppb82ND - 4.00 ppb
2021ND80ND
2022ND80ND
20233.54 ppb882.00 ppb - 6.50 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
2018-02-22Q1807534010ND
2018-02-22Q1807534009ND
2018-04-25Q1816852003ND
2018-04-25Q1816852001ND
2018-07-18Q1828539002ND
2018-07-18Q1828539003ND
2018-12-05Q18497590021.90 ppb
2018-12-05Q18497590032.00 ppb
2019-03-07Q1909831001ND
2019-03-07Q1909831005ND
2019-05-15Q19255800026.40 ppb
2019-05-15Q19255800038.40 ppb
2019-08-01Q19503970031.000 ppb
2019-08-01Q1950397002ND
2019-11-05Q1975103002ND
2019-11-05Q1975103003ND
2020-02-19Q2006424001ND
2020-02-19Q2006424006ND
2020-05-21Q2020417002ND
2020-05-21Q2020417003ND
2020-07-30Q20299100024.00 ppb
2020-07-30Q20299100033.00 ppb
2020-11-18Q2045810001ND
2020-11-18Q2045810002ND
2021-03-09Q2106094010ND
2021-03-09Q2106094011ND
2021-05-18Q2112972003ND
2021-05-18Q2112972004ND
2021-07-21Q2119128001ND
2021-07-21Q2119128002ND
2021-11-18Q2132327002ND
2021-11-18Q2132327003ND
2022-02-15Q2205466003ND
2022-02-15Q2205466005ND
2022-05-31Q2215365002ND
2022-05-31Q2215365003ND
2022-07-21Q2220910002ND
2022-07-21Q2220910003ND
2022-10-26Q2232283001ND
2022-10-26Q2232283002ND
2023-02-16Q23066830053.20 ppb
2023-02-16Q23066830063.90 ppb
2023-04-20Q23148290023.20 ppb
2023-04-20Q23148290032.00 ppb
2023-08-02Q23314630026.50 ppb
2023-08-02Q23314630033.70 ppb
2023-11-09Q23482050023.30 ppb
2023-11-09Q23482050032.50 ppb