Know Your Environment. Protect Your Health.

Monochloroacetic acid

Smithville Water System

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.

 

52

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019N/A00N/A
2020ND40ND
2021ND160ND
20221.02 ppb165ND - 3.78 ppb
20231.16 ppb164ND - 5.81 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
2020-12-30ND
2020-12-30ND
2020-12-30ND
2020-12-30ND
2021-03-31ND
2021-03-31ND
2021-03-31ND
2021-03-31ND
2021-06-30ND
2021-06-30ND
2021-06-30ND
2021-06-30ND
2021-09-30ND
2021-09-30ND
2021-09-30ND
2021-09-30ND
2021-12-30ND
2021-12-30ND
2021-12-30ND
2021-12-30ND
2022-03-31ND
2022-03-31ND
2022-03-31ND
2022-03-31ND
2022-06-303.59 ppb
2022-06-302.82 ppb
2022-06-30ND
2022-06-303.78 ppb
2022-09-21ND
2022-09-213.12 ppb
2022-09-213.04 ppb
2022-09-21ND
2022-12-28ND
2022-12-28ND
2022-12-28ND
2022-12-28ND
2023-03-254.14 ppb
2023-03-253.60 ppb
2023-03-254.99 ppb
2023-03-255.81 ppb
2023-06-29ND
2023-06-29ND
2023-06-29ND
2023-06-29ND
2023-09-22ND
2023-09-22ND
2023-09-22ND
2023-09-22ND
2023-12-10ND
2023-12-10ND
2023-12-10ND
2023-12-10ND