Know Your Environment. Protect Your Health.

Monochloroacetic acid

Coal Creek Utility District

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.

 

78

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20181.66 ppb1614ND - 2.42 ppb
20190.934 ppb166ND - 3.14 ppb
2020N/A00N/A
20211.85 ppb1613ND - 2.94 ppb
20221.24 ppb1610ND - 2.36 ppb
20230.702 ppb145ND - 2.49 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
2018-02-072.27 ppb
2018-02-072.02 ppb
2018-02-071.67 ppb
2018-02-072.04 ppb
2018-05-092.12 ppb
2018-05-092.42 ppb
2018-05-091.93 ppb
2018-05-091.74 ppb
2018-08-092.14 ppb
2018-08-09ND
2018-08-091.54 ppb
2018-08-091.58 ppb
2018-11-071.71 ppb
2018-11-071.81 ppb
2018-11-07ND
2018-11-071.55 ppb
2019-02-06ND
2019-02-061.66 ppb
2019-02-06ND
2019-02-06ND
2019-05-08ND
2019-05-08ND
2019-05-08ND
2019-05-08ND
2019-08-052.89 ppb
2019-08-052.74 ppb
2019-08-053.14 ppb
2019-08-052.88 ppb
2019-11-05ND
2019-11-05ND
2019-11-05ND
2019-11-051.63 ppb
2021-02-0340785832.94 ppb
2021-02-0340785842.82 ppb
2021-02-0340785852.30 ppb
2021-02-0340785822.80 ppb
2021-05-0541210082.38 ppb
2021-05-0541210072.63 ppb
2021-05-0541210092.30 ppb
2021-05-0541210062.48 ppb
2021-08-0441722981.89 ppb
2021-08-0441722971.84 ppb
2021-08-044172299ND
2021-08-044172300ND
2021-11-034206195ND
2021-11-0342061941.89 ppb
2021-11-0342061961.76 ppb
2021-11-0342061971.64 ppb
2022-02-024244620ND
2022-02-0242446191.84 ppb
2022-02-024244621ND
2022-02-024244622ND
2022-05-0442848222.03 ppb
2022-05-044284821ND
2022-05-0442848202.32 ppb
2022-05-0442848231.98 ppb
2022-08-0343306031.74 ppb
2022-08-0343306011.96 ppb
2022-08-0343306041.83 ppb
2022-08-0343306022.36 ppb
2022-11-0243743461.67 ppb
2022-11-024374348ND
2022-11-0243743492.12 ppb
2022-11-024374347ND
2023-02-084412827ND
2023-02-084412829ND
2023-02-084412828ND
2023-02-0844128302.13 ppb
2023-05-104452303ND
2023-05-104452301ND
2023-05-104452302ND
2023-05-1044523001.56 ppb
2023-08-0944991931.93 ppb
2023-08-094499195ND
2023-08-0944991941.72 ppb
2023-08-094499196ND
2023-11-084548287ND
2023-11-0845482882.49 ppb