Know Your Environment. Protect Your Health.

Monochloroacetic acid

University of Connecticut - Main Campus

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.

 

118

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND240ND
20190.0333 ppb241ND - 0.800 ppb
20200.0227 ppb221ND - 0.500 ppb
20210.119 ppb163ND - 0.700 ppb
2022ND160ND
2023ND160ND

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
2018-03-15CA02987HAA5ND
2018-03-15CA02988HAA5ND
2018-03-15CA02989HAA5ND
2018-03-15CA02990HAA5ND
2018-06-12CA68568HAA5ND
2018-06-12CA68569HAA5ND
2018-06-12CA68570HAA5ND
2018-06-12CA68571HAA5ND
2018-09-19DBP 200506182ND
2018-09-19DBP 200506184ND
2018-09-19DBP 200506186ND
2018-09-19DBP 200506189ND
2018-09-25DBP 200506720ND
2018-09-25DBP 200506721ND
2018-09-25DBP 200506722ND
2018-09-25DBP 200506723ND
2018-09-26DBP 200506966ND
2018-09-27DBP 200507073ND
2018-12-04DBP 200514724ND
2018-12-04DBP 200514725ND
2018-12-04DBP 200514726ND
2018-12-04DBP 200514728ND
2018-12-17DBP 200516281ND
2018-12-17DBP 200516282ND
2019-03-18DBP 200525024ND
2019-03-18DBP 200525026ND
2019-03-18DBP 2005250290.800 ppb
2019-03-18DBP 200525031ND
2019-03-18DBP 200525033ND
2019-03-18DBP 200525034ND
2019-06-24DBP 200537541ND
2019-06-24DBP 200537542ND
2019-06-24DBP 200537543ND
2019-06-25DBP 200537806ND
2019-06-25DBP 200537807ND
2019-06-25DBP 200537808ND
2019-09-16DBP 200549001ND
2019-09-16DBP 200549002ND
2019-09-16DBP 200549040ND
2019-09-16DBP 200549041ND
2019-09-16DBP 200549043ND
2019-09-16DBP 200549044ND
2019-12-09DBP 200559412ND
2019-12-09DBP 200559416ND
2019-12-09DBP 200559419ND
2019-12-09DBP 200559422ND
2019-12-09DBP 200559425ND
2019-12-09DBP 200559427ND
2020-03-10DBP 200568861ND
2020-03-10DBP 200568862ND
2020-03-10DBP 200568863ND
2020-03-10DBP 200568864ND
2020-03-10DBP 200568865ND
2020-03-10DBP 200568866ND
2020-06-08DBP 200578348ND
2020-06-08DBP 2005783490.500 ppb
2020-06-08DBP 200578350ND
2020-06-08DBP 200578351ND
2020-06-08DBP 200578352ND
2020-06-08DBP 200578353ND
2020-09-08DBP 200589310ND
2020-09-08DBP 200589311ND
2020-09-08DBP 200589312ND
2020-09-08DBP 200589313ND
2020-09-08DBP 200589314ND
2020-09-08DBP 200589315ND
2020-12-14DBP 200601156ND
2020-12-14DBP 200601157ND
2020-12-14DBP 200601385ND
2020-12-15DBP 200601475ND
2021-03-10DBP 200609379ND
2021-03-10DBP 200609380ND
2021-03-10DBP 200609381ND
2021-03-10DBP 200609382ND
2021-06-01DBP 2006190420.700 ppb
2021-06-01DBP 200619044ND
2021-06-01DBP 200619046ND
2021-06-01DBP 200619048ND
2021-09-08300054204 300054208ND
2021-09-08300054205 300054210ND
2021-09-08300054206 300054212ND
2021-09-08300054207 300054214ND
2021-12-07D300114234 3001142380.600 ppb
2021-12-07D300114235 300114240ND
2021-12-07D300114236 3001142420.600 ppb
2021-12-07D300114237 300114244ND
2022-03-07CK80432ND
2022-03-07CK80433ND
2022-03-07CK80434ND
2022-03-07CK80435ND
2022-06-02CL46810ND
2022-06-02CL46811ND
2022-06-02CL46812ND
2022-06-02CL46813ND
2022-09-12CM28524ND
2022-09-12CM28525ND
2022-09-12CM28526ND
2022-09-12CM28527ND
2022-12-12CN02522ND
2022-12-12CN02523ND
2022-12-12CN02524ND
2022-12-12CN02525ND
2023-03-08CN55281ND
2023-03-08CN55282ND
2023-03-08CN55283ND
2023-03-08CN55284ND
2023-06-05CO19179ND
2023-06-05CO19180ND
2023-06-05CO19181ND
2023-06-05CO19182ND
2023-09-11CO94210ND
2023-09-11CO94211ND
2023-09-11CO94212ND
2023-09-11CO94213ND
2023-12-05CP59865ND
2023-12-05CP59866ND
2023-12-05CP59867ND
2023-12-05CP59868ND