Know Your Environment. Protect Your Health.

Monochloroacetic acid

The Resort At Eagle Mountain Lake

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.

 

22

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20184.25 ppb224.10 ppb - 4.40 ppb
20190.350 ppb41ND - 1.40 ppb
2020ND40ND
20210.500 ppb41ND - 2.00 ppb
20221.70 ppb42ND - 3.60 ppb
20233.03 ppb441.40 ppb - 5.00 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
2018-09-20Q18376010084.40 ppb
2018-12-04Q18492400014.10 ppb
2019-03-20Q1911630005ND
2019-06-26Q1940354001ND
2019-09-13Q19652810011.40 ppb
2019-10-30Q1974587001ND
2020-02-18Q2006091006ND
2020-04-30Q2016741001ND
2020-09-22Q2037543001ND
2020-10-28Q2041623001ND
2021-03-22Q2107278001ND
2021-06-24Q2116573001ND
2021-08-17Q2122081003ND
2021-12-08Q21343600012.00 ppb
2022-03-14Q2208498001ND
2022-06-20Q22168890013.20 ppb
2022-09-23Q2228912001ND
2022-12-12Q22371970013.60 ppb
2023-03-09Q23094060012.50 ppb
2023-05-15Q23182460015.00 ppb
2023-08-03Q23317010013.20 ppb
2023-12-04Q23512780011.40 ppb