Know Your Environment. Protect Your Health.

Monochloroacetic acid

Chatham Co-asbury

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.

 

44

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND80ND
20193.25 ppb443.00 ppb - 4.00 ppb
20201.25 ppb83ND - 4.00 ppb
20213.88 ppb87ND - 8.00 ppb
20221.50 ppb83ND - 5.00 ppb
20231.75 ppb84ND - 5.00 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
2018-02-2037729_18-06646ND
2018-02-2037729_18-06644ND
2018-05-0837729_18-18351ND
2018-05-0837729_18-18342ND
2018-08-1537729_18-33938ND
2018-08-1537729_18-33939ND
2018-11-1437729_18-48257ND
2018-11-1437729_18-48258ND
2019-05-1337729_19-198514.00 ppb
2019-05-1337729_19-198523.00 ppb
2019-08-1337729_19-347023.00 ppb
2019-08-1337729_19-34703A3.00 ppb
2020-02-1137729_20-058813.00 ppb
2020-02-1137729_20-05883ND
2020-05-1837729_20-20544AND
2020-05-1837729_20-20545ND
2020-08-1137729_20-341814.00 ppb
2020-08-1137729_20-341833.00 ppb
2020-11-0937729_20-48844AND
2020-11-0937729_20-48845AND
2021-02-0837729_21-057962.00 ppb
2021-02-0837729_21-05797ND
2021-05-1037729_21-190506.00 ppb
2021-05-1037729_21-190523.00 ppb
2021-08-0937729_21-343154.00 ppb
2021-08-0937729_21-343173.00 ppb
2021-11-0937729_21-500148.00 ppb
2021-11-0937729_21-500155.00 ppb
2022-02-0837729_22-063105.00 ppb
2022-02-0837729_22-063124.00 ppb
2022-05-0937729_22-208413.00 ppb
2022-05-0937729_22-20842ND
2022-08-1637729_22-39280ND
2022-08-1637729_22-39266ND
2022-11-1537729_22-56562ND
2022-11-1537729_22-56563ND
2023-02-0737729_23-070905.00 ppb
2023-02-0737729_23-07091ND
2023-05-0937729_23-239083.00 ppb
2023-05-0937729_23-239093.00 ppb
2023-08-0837729_23-443153.00 ppb
2023-08-0837729_23-44316ND
2023-11-0737729_23-63414ND
2023-11-0737729_23-63415ND