Know Your Environment. Protect Your Health.

Monochloroacetic acid

City of Granite Shoals

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
2018ND80ND
20190.888 ppb82ND - 4.80 ppb
20204.63 ppb84ND - 14.9 ppb
2021ND80ND
20222.25 ppb81ND - 18.0 ppb
20230.688 ppb81ND - 5.50 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
2018-01-23AE09822ND
2018-01-23AE09821ND
2018-05-17AE26727ND
2018-05-17AE26726ND
2018-09-17AE40216ND
2018-09-17AE40218ND
2018-11-29AE47365ND
2018-11-29AE47366ND
2019-03-13AE58217ND
2019-03-13AE58219ND
2019-05-16AE668102.30 ppb
2019-05-16AE668114.80 ppb
2019-09-04AE81967ND
2019-09-04AE81965ND
2019-12-11AE92124ND
2019-12-11AE92126ND
2020-01-27AE95300ND
2020-01-27AE95307ND
2020-04-14AF0654910.9 ppb
2020-04-14AF0655414.9 ppb
2020-07-06AF180982.20 ppb
2020-07-06AF181009.00 ppb
2020-11-03AF32913ND
2020-11-03AF32914ND
2021-03-11AF46475ND
2021-03-11AF46477ND
2021-05-20AF54729ND
2021-05-20AF54730ND
2021-08-24AF67620ND
2021-08-24AF67621ND
2021-11-04AF75747ND
2021-11-04AF75751ND
2022-03-07AF8761118.0 ppb
2022-03-07AF87614ND
2022-05-24AF98228ND
2022-05-24AF98232ND
2022-08-16AG09390ND
2022-08-16AG09392ND
2022-11-14AG18628ND
2022-11-14AG18630ND
2023-03-15AG33082ND
2023-03-15AG33083ND
2023-06-07AG434585.50 ppb
2023-06-07AG43473ND
2023-07-31AG50543ND
2023-07-31AG50583ND
2023-10-19AG60418ND
2023-10-19AG60422ND