Know Your Environment. Protect Your Health.

Monochloroacetic acid

Lebanon

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.

 

48

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.700 ppb82ND - 2.90 ppb
2019ND80ND
20201.98 ppb85ND - 3.90 ppb
20211.64 ppb84ND - 3.60 ppb
20221.06 ppb83ND - 3.40 ppb
20230.900 ppb83ND - 2.60 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
2018-02-1438662901ND
2018-02-1438663001ND
2018-05-1739456401ND
2018-05-1739456501ND
2018-08-1640847001ND
2018-08-1640847101ND
2018-11-14419567012.90 ppb
2018-11-14419566012.70 ppb
2019-02-1343014501ND
2019-02-1343014301ND
2019-05-1344121001ND
2019-05-1344121101ND
2019-08-1546152401ND
2019-08-1546152301ND
2019-11-1347113701ND
2019-11-1347113601ND
2020-02-1748477201ND
2020-02-1748477101ND
2020-05-20498174012.90 ppb
2020-05-20498175012.80 ppb
2020-08-11515148012.80 ppb
2020-08-1151514701ND
2020-11-24524040013.90 ppb
2020-11-24524039013.40 ppb
2021-02-2253631901ND
2021-02-2253631801ND
2021-05-18543387013.60 ppb
2021-05-18543388013.40 ppb
2021-08-0555638201ND
2021-08-0555638301ND
2021-11-22571803013.10 ppb
2021-11-22571804013.00 ppb
2022-02-1557873201ND
2022-02-1557873101ND
2022-05-10586487012.60 ppb
2022-05-10586489012.50 ppb
2022-08-0860099101ND
2022-08-0860099301ND
2022-11-21610672013.40 ppb
2022-11-2161067401ND
2023-02-1462109101ND
2023-02-1462109301ND
2023-05-08631466012.40 ppb
2023-05-08631468012.20 ppb
2023-08-0767450101ND
2023-08-0767450301ND
2023-11-14686085012.60 ppb
2023-11-1468608601ND