Know Your Environment. Protect Your Health.

Monochloroacetic acid

Butano Canyon Mutual

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.

 

23

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND40ND
2020ND40ND
2021ND40ND
20220.390 ppb330.310 ppb - 0.490 ppb
20230.0925 ppb41ND - 0.370 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
2018-01-10CA4100503_DST_900-201801101135ND
2018-04-05CA4100503_DST_900-201804051305ND
2018-07-05CA4100503_DST_900-201807051240ND
2018-10-04CA4100503_DST_900-201810041206ND
2019-01-03CA4100503_DST_900-201901031145ND
2019-04-04CA4100503_DST_900-201904041205ND
2019-07-11CA4100503_DST_900-201907111205ND
2019-10-03CA4100503_DST_900-201910031155ND
2020-01-09CA4100503_DST_900-202001091230ND
2020-04-02CA4100503_DST_900-202004021145ND
2020-07-08CA4100503_DST_900-202007081130ND
2020-10-01CA4100503_DST_900-202010011300ND
2021-01-07CA4100503_DST_900-202101071209ND
2021-04-07CA4100503_DST_900-202104071500ND
2021-07-08CA4100503_DST_900-202107080800ND
2021-11-17CA4100503_DST_900-202111170830ND
2022-04-07CA4100503_DST_900-2022040708300.370 ppb
2022-07-07CA4100503_DST_900-2022070708200.310 ppb
2022-10-18CA4100503_DST_900-2022101808000.490 ppb
2023-01-19CA4100503_DST_900-2023011908300.370 ppb
2023-04-06CA4100503_DST_900-202304060915ND
2023-07-13CA4100503_DST_900-202307130810ND
2023-10-11CA4100503_DST_900-202310110900ND