Know Your Environment. Protect Your Health.

Monobromoacetic acid

St Charles Water District 1 East Bank

Monobromoacetic 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.

 

224

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND320ND
20191.04 ppb646ND - 14.6 ppb
20201.84 ppb3214ND - 5.60 ppb
2021ND320ND
2022ND320ND
20230.291 ppb322ND - 4.70 ppb

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 25 ppb

The EWG Health Guideline of 25 ppb for monobromoacetic 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 change to fetal growth and development.

ppb = parts per billion

All test results

Date Lab ID Result
2018-03-1335380152001ND
2018-03-1335380152002ND
2018-03-1335380152003ND
2018-03-1335380152004ND
2018-03-1335380152001ND
2018-03-1335380152002ND
2018-03-1335380152003ND
2018-03-1335380152004ND
2018-06-1235398121001ND
2018-06-1235398121002ND
2018-06-1235398121003ND
2018-06-1235398121004ND
2018-06-1235398121001ND
2018-06-1235398121002ND
2018-06-1235398121003ND
2018-06-1235398121004ND
2018-09-2035419460001ND
2018-09-2035419460002ND
2018-09-2035419460003ND
2018-09-2035419460004ND
2018-09-2035419460001ND
2018-09-2035419460002ND
2018-09-2035419460003ND
2018-09-2035419460004ND
2018-12-1335437252001ND
2018-12-1335437252002ND
2018-12-1335437252003ND
2018-12-1335437252004ND
2018-12-1335437252001ND
2018-12-1335437252002ND
2018-12-1335437252003ND
2018-12-1335437252004ND
2019-03-1435454705001ND
2019-03-1435454705002ND
2019-03-1435454705003ND
2019-03-1435454705004ND
2019-03-1435454705001ND
2019-03-1435454705002ND
2019-03-1435454705003ND
2019-03-1435454705004ND
2019-06-1235475693001ND
2019-06-1235475693002ND
2019-06-1235475693003ND
2019-06-1235475693004ND
2019-06-1235475693001ND
2019-06-1235475693002ND
2019-06-1235475693003ND
2019-06-1235475693004ND
2019-09-0535495203001ND
2019-09-0535495203002ND
2019-09-053549520300314.6 ppb
2019-09-0535495203004ND
2019-09-053549520300510.1 ppb
2019-09-0535495203006ND
2019-09-05354952030078.60 ppb
2019-09-0535495203008ND
2019-09-0535495203001ND
2019-09-0535495203002ND
2019-09-053549520300314.6 ppb
2019-09-0535495203004ND
2019-09-053549520300510.1 ppb
2019-09-0535495203006ND
2019-09-05354952030078.60 ppb
2019-09-0535495203008ND
2019-10-1035504423001ND
2019-10-1035504423002ND
2019-10-1035504423003ND
2019-10-1035504423004ND
2019-10-1035504423005ND
2019-10-1035504423006ND
2019-10-1035504423007ND
2019-10-1035504423008ND
2019-10-1035504423001ND
2019-10-1035504423002ND
2019-10-1035504423003ND
2019-10-1035504423004ND
2019-10-1035504423005ND
2019-10-1035504423006ND
2019-10-1035504423007ND
2019-10-1035504423008ND
2019-12-1035518126001ND
2019-12-1035518126002ND
2019-12-1035518126003ND
2019-12-1035518126004ND
2019-12-1035518126005ND
2019-12-1035518126006ND
2019-12-1035518126007ND
2019-12-1035518126008ND
2019-12-1035518126001ND
2019-12-1035518126002ND
2019-12-1035518126003ND
2019-12-1035518126004ND
2019-12-1035518126005ND
2019-12-1035518126006ND
2019-12-1035518126007ND
2019-12-1035518126008ND
2020-03-05355355240013.90 ppb
2020-03-05355355240023.10 ppb
2020-03-05355355240034.20 ppb
2020-03-05355355240045.00 ppb
2020-03-05355355240054.60 ppb
2020-03-05355355240065.60 ppb
2020-03-0535535524007ND
2020-03-0535535524008ND
2020-06-1835557773001ND
2020-06-1835557773002ND
2020-06-1835557773003ND
2020-06-1835557773004ND
2020-06-1835557773005ND
2020-06-1835557773006ND
2020-06-1835557773007ND
2020-06-1835557773008ND
2020-09-18355790100013.00 ppb
2020-09-18355790100023.20 ppb
2020-09-18355790100034.00 ppb
2020-09-18355790100045.30 ppb
2020-09-18355790100054.00 ppb
2020-09-18355790100065.00 ppb
2020-09-18355790100075.30 ppb
2020-09-18355790100082.80 ppb
2020-12-1135598546001ND
2020-12-1135598546002ND
2020-12-1135598546003ND
2020-12-1135598546004ND
2020-12-1135598546005ND
2020-12-1135598546006ND
2020-12-1135598546007ND
2020-12-1135598546008ND
2021-03-1135618677001ND
2021-03-1135618677002ND
2021-03-1135618677003ND
2021-03-1135618677004ND
2021-03-1135618677005ND
2021-03-1135618677006ND
2021-03-1135618677007ND
2021-03-1135618677008ND
2021-06-0935639743001ND
2021-06-0935639743002ND
2021-06-0935639743003ND
2021-06-0935639743004ND
2021-06-0935639743005ND
2021-06-0935639743006ND
2021-06-0935639743007ND
2021-06-0935639743008ND
2021-09-2235666065001ND
2021-09-2235666065002ND
2021-09-2235666065003ND
2021-09-2235666065004ND
2021-09-2235666065005ND
2021-09-2235666065006ND
2021-09-2235666065007ND
2021-09-2235666065008ND
2021-12-2135685949001ND
2021-12-2135685949002ND
2021-12-2135685949003ND
2021-12-2135685949004ND
2021-12-2135685949005ND
2021-12-2135685949006ND
2021-12-2135685949007ND
2021-12-2135685949008ND
2022-03-0235701560001ND
2022-03-0235701560002ND
2022-03-0235701560003ND
2022-03-0235701560004ND
2022-03-0235701560005ND
2022-03-0235701560006ND
2022-03-0235701560007ND
2022-03-0235701560008ND
2022-06-09B2202697-001ND
2022-06-09B2202697-002ND
2022-06-09B2202697-003ND
2022-06-09B2202697-004ND
2022-06-09B2202697-005ND
2022-06-09B2202697-006ND
2022-06-09B2202697-007ND
2022-06-09B2202697-008ND
2022-09-1535747218001ND
2022-09-1535747218002ND
2022-09-1535747218003ND
2022-09-1535747218004ND
2022-09-1535747218005ND
2022-09-1535747218006ND
2022-09-1535747218007ND
2022-09-1535747218008ND
2022-12-1535767203001ND
2022-12-1535767203002ND
2022-12-1535767203003ND
2022-12-1535767203004ND
2022-12-1535767203005ND
2022-12-1535767203006ND
2022-12-1535767203007ND
2022-12-1535767203008ND
2023-03-1435785900001ND
2023-03-1435785900002ND
2023-03-1435785900003ND
2023-03-1435785900004ND
2023-03-1435785900005ND
2023-03-1435785900006ND
2023-03-1435785900007ND
2023-03-1435785900008ND
2023-06-0935805553001ND
2023-06-0935805553002ND
2023-06-0935805553003ND
2023-06-0935805553004ND
2023-06-0935805553005ND
2023-06-0935805553006ND
2023-06-0935805553007ND
2023-06-0935805553008ND
2023-09-0635826117001ND
2023-09-0635826117002ND
2023-09-0635826117003ND
2023-09-0635826117004ND
2023-09-0635826117005ND
2023-09-0635826117006ND
2023-09-0635826117007ND
2023-09-0635826117008ND
2023-12-1935849365001ND
2023-12-1935849365002ND
2023-12-1935849365003ND
2023-12-19358493650044.60 ppb
2023-12-1935849365006ND
2023-12-1935849365007ND
2023-12-1935849365008ND
2023-12-19358499910014.70 ppb