Know Your Environment. Protect Your Health.

Monochloroacetic acid

Surf City, Town 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.

 

20

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.250 ppb81ND - 2.00 ppb
20190.500 ppb41ND - 2.00 ppb
2020ND20ND
2021ND20ND
20221.50 ppb21ND - 3.00 ppb
20232.00 ppb21ND - 4.00 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
2018-02-2737729_18-07613ND
2018-02-2737729_18-076122.00 ppb
2018-05-1437729_18-18959ND
2018-05-1437729_18-18960ND
2018-08-2737729_18-35653ND
2018-08-2737729_18-35654ND
2018-11-2037729_18-48581ND
2018-11-2037729_18-48582ND
2019-05-2937729_19-21794ND
2019-05-2937729_19-21795ND
2019-08-2637729_19-36527ND
2019-08-2637729_19-365282.00 ppb
2020-08-2037729_20-35827ND
2020-08-2037729_20-35828ND
2021-08-2437729_21-36197ND
2021-08-2437729_21-36198ND
2022-08-1137729_22-37844ND
2022-08-1137729_22-378453.00 ppb
2023-08-2337729_23-46796ND
2023-08-2337729_23-467974.00 ppb