Know Your Environment. Protect Your Health.

Monochloroacetic acid

City of Nome

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.

 

46

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20183.39 ppb84ND - 9.00 ppb
20194.84 ppb86ND - 11.7 ppb
20204.60 ppb64ND - 13.7 ppb
20212.23 ppb82ND - 11.2 ppb
20223.10 ppb84ND - 7.40 ppb
20231.23 ppb82ND - 7.80 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
2018-01-25AE105249.00 ppb
2018-01-25AE105117.30 ppb
2018-04-10AE218473.80 ppb
2018-04-10AE218467.00 ppb
2018-07-16AE33519ND
2018-07-16AE33523ND
2018-10-24AE44477ND
2018-10-24AE44480ND
2019-02-26AE55926ND
2019-02-26AE55929ND
2019-06-05AE694417.60 ppb
2019-06-05AE694435.90 ppb
2019-08-22AE8019811.7 ppb
2019-08-22AE801998.50 ppb
2019-12-17AE925593.00 ppb
2019-12-17AE925612.00 ppb
2020-02-12AE981034.60 ppb
2020-02-12AE9810513.7 ppb
2020-05-28AF130802.80 ppb
2020-05-28AF13083ND
2020-11-23AF35427ND
2020-11-23AF354286.50 ppb
2021-03-24AF47993ND
2021-03-24AF47992ND
2021-05-27AF55762ND
2021-05-27AF55763ND
2021-08-25AF6789311.2 ppb
2021-08-25AF678946.60 ppb
2021-11-04AF75714ND
2021-11-04AF75719ND
2022-02-24AF862515.30 ppb
2022-02-24AF862526.90 ppb
2022-05-03AF95297ND
2022-05-03AF952987.40 ppb
2022-09-28AG152375.20 ppb
2022-09-28AG15238ND
2022-12-13AG21640ND
2022-12-13AG21641ND
2023-02-06AG27438ND
2023-02-06AG274467.80 ppb
2023-05-09AG39697ND
2023-05-09AG39698ND
2023-09-08AG55536ND
2023-09-08AG555422.00 ppb
2023-11-29AG64777ND
2023-11-29AG64778ND