Know Your Environment. Protect Your Health.

Monochloroacetic acid

City of Throckmorton

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
20181.99 ppb86ND - 4.30 ppb
20191.36 ppb84ND - 4.40 ppb
20201.18 ppb83ND - 4.00 ppb
20211.09 ppb83ND - 4.80 ppb
20220.525 ppb82ND - 2.50 ppb
20232.29 ppb87ND - 3.80 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
2018-02-14Q1806400002ND
2018-02-14Q1806400001ND
2018-05-08Q18191860024.30 ppb
2018-05-08Q18191860012.70 ppb
2018-08-20Q18332380042.70 ppb
2018-08-20Q18332380082.50 ppb
2018-11-15Q18467200012.20 ppb
2018-11-15Q18467200021.50 ppb
2019-01-31Q19049630031.90 ppb
2019-01-31Q19049630082.90 ppb
2019-05-23Q19283860014.40 ppb
2019-05-23Q19283860021.70 ppb
2019-09-17Q1966244002ND
2019-09-17Q1966244001ND
2019-12-02Q1978409001ND
2019-12-02Q1978409002ND
2020-03-05Q20083310112.80 ppb
2020-03-05Q20083310122.60 ppb
2020-06-04Q2022392001ND
2020-06-04Q2022392002ND
2020-09-08Q2035849001ND
2020-09-08Q20358490024.00 ppb
2020-11-12Q2044567001ND
2020-11-12Q2044567002ND
2021-03-23Q21073720011.70 ppb
2021-03-23Q21073720024.80 ppb
2021-06-02Q21141900072.20 ppb
2021-06-02Q2114190008ND
2021-09-08Q2124623001ND
2021-09-08Q2124623002ND
2021-11-02Q2130738001ND
2021-11-02Q2130738002ND
2022-03-02Q2207169001ND
2022-03-02Q2207169002ND
2022-05-18Q22148070011.70 ppb
2022-05-18Q2214807002ND
2022-08-08Q2222762001ND
2022-08-08Q2222762002ND
2022-10-25Q22321270082.50 ppb
2022-10-25Q2232127009ND
2023-02-09Q23052170012.40 ppb
2023-02-09Q23052170021.60 ppb
2023-05-05Q23172710013.60 ppb
2023-05-05Q23172710022.70 ppb
2023-07-18Q23279930113.80 ppb
2023-07-18Q23279930123.00 ppb
2023-10-10Q23431450011.20 ppb
2023-10-10Q2343145002ND