Know Your Environment. Protect Your Health.

Monochloroacetic acid

Delta, City of

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.

 

19

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND10ND
20200.483 ppb42ND - 0.990 ppb
20210.688 ppb43ND - 1.38 ppb
20220.668 ppb43ND - 0.970 ppb
20230.753 ppb43ND - 1.09 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 Result
2018-08-02ND
2018-11-07ND
2019-11-06ND
2020-02-040.990 ppb
2020-05-06ND
2020-08-06ND
2020-11-030.940 ppb
2021-02-021.38 ppb
2021-05-040.620 ppb
2021-08-030.750 ppb
2021-11-09ND
2022-02-150.880 ppb
2022-05-050.970 ppb
2022-08-02ND
2022-11-080.820 ppb
2023-02-070.840 ppb
2023-05-021.09 ppb
2023-08-071.08 ppb
2023-11-07ND