Know Your Environment. Protect Your Health.

Monochloroacetic acid

City of Richland

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.

 

160

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.316 ppb3211ND - 1.59 ppb
2019ND320ND
2020N/A00N/A
20210.115 ppb321ND - 3.69 ppb
2022ND320ND
2023ND320ND

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
2018-03-13ND
2018-03-13ND
2018-03-13ND
2018-03-13ND
2018-03-13ND
2018-03-13ND
2018-03-13ND
2018-03-13ND
2018-06-12ND
2018-06-12ND
2018-06-12ND
2018-06-12ND
2018-06-12ND
2018-06-12ND
2018-06-12ND
2018-06-12ND
2018-09-110.380 ppb
2018-09-11ND
2018-09-110.760 ppb
2018-09-110.560 ppb
2018-09-11ND
2018-09-11ND
2018-09-11ND
2018-09-11ND
2018-12-110.780 ppb
2018-12-110.980 ppb
2018-12-110.900 ppb
2018-12-110.810 ppb
2018-12-111.59 ppb
2018-12-110.960 ppb
2018-12-111.13 ppb
2018-12-111.26 ppb
2019-03-12ND
2019-03-12ND
2019-03-12ND
2019-03-12ND
2019-03-12ND
2019-03-12ND
2019-03-12ND
2019-03-12ND
2019-06-11ND
2019-06-11ND
2019-06-11ND
2019-06-11ND
2019-06-11ND
2019-06-11ND
2019-06-11ND
2019-06-11ND
2019-09-10ND
2019-09-10ND
2019-09-10ND
2019-09-10ND
2019-09-10ND
2019-09-10ND
2019-09-10ND
2019-09-10ND
2019-12-10ND
2019-12-10ND
2019-12-10ND
2019-12-10ND
2019-12-10ND
2019-12-10ND
2019-12-10ND
2019-12-10ND
2021-03-094087849ND
2021-03-094087843ND
2021-03-094087839ND
2021-03-094087837ND
2021-03-094087841ND
2021-03-094087845ND
2021-03-094087847ND
2021-03-184092654ND
2021-06-084130294ND
2021-06-084130298ND
2021-06-084130296ND
2021-06-084130302ND
2021-06-084130300ND
2021-06-084130304ND
2021-06-084131644ND
2021-06-084131642ND
2021-09-214183471ND
2021-09-214183465ND
2021-09-214183467ND
2021-09-214183463ND
2021-09-214183461ND
2021-09-214183469ND
2021-09-2141834593.69 ppb
2021-09-214183034ND
2021-12-144221443ND
2021-12-144221437ND
2021-12-144221439ND
2021-12-144221433ND
2021-12-144221435ND
2021-12-144221441ND
2021-12-144221445ND
2021-12-144221431ND
2022-03-084258054ND
2022-03-084258035ND
2022-03-084258039ND
2022-03-084258048ND
2022-03-084258057ND
2022-03-084258044ND
2022-03-084258051ND
2022-03-084258060ND
2022-06-074296673ND
2022-06-074296675ND
2022-06-074296677ND
2022-06-074296787ND
2022-06-074296795ND
2022-06-074296793ND
2022-06-074296791ND
2022-06-074296789ND
2022-09-074346821ND
2022-09-074346818ND
2022-09-074346808ND
2022-09-074365717ND
2022-09-074346814ND
2022-09-074365732ND
2022-09-074346812ND
2022-09-074346810ND
2022-12-064388450ND
2022-12-064388452ND
2022-12-064388448ND
2022-12-064388458ND
2022-12-064388444ND
2022-12-064388446ND
2022-12-064388454ND
2022-12-064388456ND
2023-03-144432459ND
2023-03-144432453ND
2023-03-144432457ND
2023-03-144432461ND
2023-03-144432463ND
2023-03-144432465ND
2023-03-144432467ND
2023-03-144432455ND
2023-06-134473841ND
2023-06-134473851ND
2023-06-134473853ND
2023-06-134473845ND
2023-06-134473858ND
2023-06-134473843ND
2023-06-134473838ND
2023-06-134473855ND
2023-09-134522664ND
2023-09-134522670ND
2023-09-134522662ND
2023-09-134522666ND
2023-09-134522676ND
2023-09-134522674ND
2023-09-134522672ND
2023-09-134522668ND
2023-12-124564718ND
2023-12-124564720ND
2023-12-124564722ND
2023-12-124564716ND
2023-12-124564724ND
2023-12-124564726ND
2023-12-124564730ND
2023-12-124564728ND