Know Your Environment. Protect Your Health.

Monochloroacetic acid

Lebanon Water Authority

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.

 

169

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
20191.20 ppb219ND - 3.50 ppb
20200.211 ppb363ND - 2.90 ppb
2021ND360ND
20220.136 ppb362ND - 2.50 ppb
20230.258 ppb364ND - 2.50 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
2018-11-072348402004ND
2018-11-072348402001ND
2018-11-072348402003ND
2018-11-072348402002ND
2019-02-0630145440042.70 ppb
2019-02-0630145440012.00 ppb
2019-02-0630145440032.60 ppb
2019-02-0630145440022.80 ppb
2019-05-0830324390043.50 ppb
2019-05-0830324390012.70 ppb
2019-05-0830324390033.40 ppb
2019-05-0830324390023.30 ppb
2019-08-073049982004ND
2019-08-073049982001ND
2019-08-073049982003ND
2019-08-073049982002ND
2019-11-073068447004ND
2019-11-073068447009ND
2019-11-073068447005ND
2019-11-0730684470022.10 ppb
2019-11-073068447001ND
2019-11-073068447008ND
2019-11-073068447003ND
2019-11-073068447007ND
2019-11-073068447006ND
2020-02-06ND
2020-02-06ND
2020-02-06ND
2020-02-06ND
2020-02-06ND
2020-02-06ND
2020-02-06ND
2020-02-06ND
2020-02-06ND
2020-05-08ND
2020-05-08ND
2020-05-08ND
2020-05-08ND
2020-05-08ND
2020-05-08ND
2020-05-08ND
2020-05-08ND
2020-05-08ND
2020-08-072.50 ppb
2020-08-072.20 ppb
2020-08-07ND
2020-08-07ND
2020-08-07ND
2020-08-07ND
2020-08-07ND
2020-08-072.90 ppb
2020-08-07ND
2020-11-06ND
2020-11-06ND
2020-11-06ND
2020-11-06ND
2020-11-06ND
2020-11-06ND
2020-11-06ND
2020-11-06ND
2020-11-06ND
2021-02-05ND
2021-02-05ND
2021-02-05ND
2021-02-05ND
2021-02-05ND
2021-02-05ND
2021-02-05ND
2021-02-05ND
2021-02-05ND
2021-05-07ND
2021-05-07ND
2021-05-07ND
2021-05-07ND
2021-05-07ND
2021-05-07ND
2021-05-07ND
2021-05-07ND
2021-05-07ND
2021-08-06ND
2021-08-06ND
2021-08-06ND
2021-08-06ND
2021-08-06ND
2021-08-06ND
2021-08-06ND
2021-08-06ND
2021-08-06ND
2021-11-05ND
2021-11-05ND
2021-11-05ND
2021-11-05ND
2021-11-05ND
2021-11-05ND
2021-11-05ND
2021-11-05ND
2021-11-05ND
2022-02-04ND
2022-02-04ND
2022-02-04ND
2022-02-04ND
2022-02-04ND
2022-02-04ND
2022-02-04ND
2022-02-04ND
2022-02-04ND
2022-05-06ND
2022-05-06ND
2022-05-06ND
2022-05-06ND
2022-05-06ND
2022-05-06ND
2022-05-06ND
2022-05-06ND
2022-05-06ND
2022-08-05ND
2022-08-05ND
2022-08-052.40 ppb
2022-08-05ND
2022-08-05ND
2022-08-05ND
2022-08-05ND
2022-08-05ND
2022-08-05ND
2022-11-07ND
2022-11-07ND
2022-11-072.50 ppb
2022-11-07ND
2022-11-07ND
2022-11-07ND
2022-11-07ND
2022-11-07ND
2022-11-07ND
2023-02-03ND
2023-02-03ND
2023-02-03ND
2023-02-03ND
2023-02-03ND
2023-02-03ND
2023-02-03ND
2023-02-03ND
2023-02-03ND
2023-05-08ND
2023-05-08ND
2023-05-08ND
2023-05-08ND
2023-05-08ND
2023-05-08ND
2023-05-08ND
2023-05-08ND
2023-05-08ND
2023-08-07ND
2023-08-072.30 ppb
2023-08-07ND
2023-08-072.50 ppb
2023-08-07ND
2023-08-072.00 ppb
2023-08-07ND
2023-08-07ND
2023-08-07ND
2023-11-082.50 ppb
2023-11-08ND
2023-11-08ND
2023-11-08ND
2023-11-08ND
2023-11-08ND
2023-11-08ND
2023-11-08ND
2023-11-08ND