Know Your Environment. Protect Your Health.

Monochloroacetic acid

Holden Beach, 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.

 

44

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND80ND
2019ND40ND
20201.000 ppb82ND - 6.00 ppb
20211.13 ppb83ND - 3.00 ppb
20220.625 ppb82ND - 3.00 ppb
20231.000 ppb83ND - 3.00 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
2018-03-0937729_18-09231ND
2018-03-0937729_18-09230ND
2018-06-1237729_18-23170ND
2018-06-1237729_18-23169ND
2018-10-0437729_18-41043ND
2018-10-0437729_18-41044ND
2018-12-0537729_18-50874ND
2018-12-0537729_18-50875ND
2019-06-0537729_19-22966ND
2019-06-0537729_19-22967ND
2019-09-1337729_19-39374ND
2019-09-1337729_19-39375ND
2020-03-0437729_20-09159ND
2020-03-0437729_20-091602.00 ppb
2020-06-0337729_20-22712ND
2020-06-0337729_20-22713ND
2020-09-0237729_20-37989ND
2020-09-0237729_20-37990ND
2020-12-0937729_20-532116.00 ppb
2020-12-0937729_20-53212ND
2021-03-1037729_21-101183.00 ppb
2021-03-1037729_21-101193.00 ppb
2021-06-0237729_21-22039ND
2021-06-0237729_21-22041ND
2021-09-0337729_21-38335ND
2021-09-0337729_21-38336ND
2021-12-0937729_21-54699ND
2021-12-0937729_21-547003.00 ppb
2022-03-0337729_22-09314ND
2022-03-0337729_22-09317ND
2022-06-0837729_22-25509ND
2022-06-0837729_22-25510ND
2022-09-0737729_22-42965ND
2022-09-0737729_22-42964ND
2022-12-0837729_22-601652.00 ppb
2022-12-0837729_22-601663.00 ppb
2023-03-1537729_23-13104ND
2023-03-1537729_23-13107ND
2023-06-0737729_23-28842ND
2023-06-0737729_23-288432.00 ppb
2023-09-0637729_23-493373.00 ppb
2023-09-0637729_23-49338ND
2023-12-1337729_23-70684ND
2023-12-1337729_23-706893.00 ppb