Know Your Environment. Protect Your Health.

Trichloroacetic acid

Minden Water System

Trichloroacetic 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.

 

132

Samples

0

Samples exceeding legal limit (MCL)

10

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND320ND
2019ND320ND
20200.137 ppb166ND - 0.430 ppb
2021ND160ND
20220.135 ppb164ND - 1.000 ppb
2023ND200ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.1 ppb

The EWG Health Guideline of 0.1 ppb for trichloroacetic 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. This health guideline protects against cancer and harm to reproduction and child development.

ppb = parts per billion

All test results

Date Lab ID Result
2018-02-0835373972001ND
2018-02-0835373972002ND
2018-02-0835373972003ND
2018-02-0835373972004ND
2018-02-0835373972001ND
2018-02-0835373972002ND
2018-02-0835373972003ND
2018-02-0835373972004ND
2018-05-0335390313001ND
2018-05-0335390313002ND
2018-05-0335390313003ND
2018-05-0335390313004ND
2018-05-0335390313001ND
2018-05-0335390313002ND
2018-05-0335390313003ND
2018-05-0335390313004ND
2018-08-1335411591001ND
2018-08-1335411591002ND
2018-08-1335411591003ND
2018-08-1335411591004ND
2018-08-1335411591001ND
2018-08-1335411591002ND
2018-08-1335411591003ND
2018-08-1335411591004ND
2018-11-0135428191001ND
2018-11-0135428191002ND
2018-11-0135428191003ND
2018-11-0135428191004ND
2018-11-0135428191001ND
2018-11-0135428191002ND
2018-11-0135428191003ND
2018-11-0135428191004ND
2019-02-0735447057001ND
2019-02-0735447057002ND
2019-02-0735447057003ND
2019-02-0735447057004ND
2019-02-0735447057001ND
2019-02-0735447057002ND
2019-02-0735447057003ND
2019-02-0735447057004ND
2019-05-2335470845001ND
2019-05-2335470845002ND
2019-05-2335470845003ND
2019-05-2335470845004ND
2019-05-2335470845001ND
2019-05-2335470845002ND
2019-05-2335470845003ND
2019-05-2335470845004ND
2019-08-2135492757001ND
2019-08-2135492757002ND
2019-08-2135492757003ND
2019-08-2135492757004ND
2019-08-2135492757001ND
2019-08-2135492757002ND
2019-08-2135492757003ND
2019-08-2135492757004ND
2019-11-1835514460001ND
2019-11-1835514460002ND
2019-11-1835514460003ND
2019-11-1835514460004ND
2019-11-1835514460001ND
2019-11-1835514460002ND
2019-11-1835514460003ND
2019-11-1835514460004ND
2020-02-26355338580010.430 ppb
2020-02-26355338580020.400 ppb
2020-02-26355338580030.430 ppb
2020-02-26355338580040.410 ppb
2020-05-1135550040001ND
2020-05-1135550040002ND
2020-05-1135550040003ND
2020-05-1135550040004ND
2020-08-2035572475001ND
2020-08-2035572475002ND
2020-08-2035572475003ND
2020-08-2035572475004ND
2020-11-06355904610010.260 ppb
2020-11-06355904610020.260 ppb
2020-11-0635590461003ND
2020-11-0635590461004ND
2021-02-2235615031001ND
2021-02-2235615031002ND
2021-02-2235615031003ND
2021-02-2235615031004ND
2021-05-2435636907001ND
2021-05-2435636907002ND
2021-05-2435636907003ND
2021-05-2435636907004ND
2021-08-0235653954001ND
2021-08-0235653954002ND
2021-08-0235653954003ND
2021-08-0235653954004ND
2021-11-2335680003001ND
2021-11-2335680003002ND
2021-11-2335680003003ND
2021-11-2335680003004ND
2022-02-16356984590010.420 ppb
2022-02-16356984590020.360 ppb
2022-02-16356984590030.380 ppb
2022-02-1635698459004ND
2022-05-1835720250001ND
2022-05-1835720250002ND
2022-05-1835720250003ND
2022-05-1835720250004ND
2022-08-1635741528001ND
2022-08-1635741528002ND
2022-08-1635741528003ND
2022-08-1635741528004ND
2022-11-0435758189001ND
2022-11-0435758189002ND
2022-11-0435758189003ND
2022-11-04357581890041.000 ppb
2023-02-1335780691001ND
2023-02-1335780691002ND
2023-02-1335780691003ND
2023-02-1335780691004ND
2023-05-2435802616001ND
2023-05-2435802616002ND
2023-05-2435802616003ND
2023-05-2435802616004ND
2023-06-0635805302004ND
2023-08-2535823510001ND
2023-08-2535823510002ND
2023-08-2535823510003ND
2023-08-2535823510004ND
2023-11-2135843378002ND
2023-11-2135843378003ND
2023-11-2135843378004ND
2023-11-2835844884001ND
2023-11-2835844884002ND
2023-11-2835844884003ND
2023-11-2835844884004ND