Know Your Environment. Protect Your Health.

Bromoform

St. Mary Parish Water & Sewer #2 Bayou Vista

Bromoform, one of the total trihalomethanes (TTHMs), is formed when chlorine or other disinfectants are used to treat drinking water. Bromoform and other disinfection byproducts increase the risk of cancer and may cause problems during pregnancy. Click here to read more about disinfection byproducts.

 

70

Samples

0

Samples exceeding legal limit (MCL)

1

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND160ND
2019ND220ND
20200.0488 ppb81ND - 0.390 ppb
2021ND80ND
2022ND80ND
20230.0650 ppb81ND - 0.520 ppb

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.5 ppb

The EWG Health Guideline of 0.5 ppb for bromoform is based on 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, harm to reproduction and child development, and change to fetal growth and development .

ppb = parts per billion

All test results

Date Lab ID Result
2018-01-1135368138002ND
2018-01-1135368138001ND
2018-01-1135368138002ND
2018-01-1135368138001ND
2018-04-1035385301001ND
2018-04-1035385301002ND
2018-04-1035385301002ND
2018-04-1035385301001ND
2018-07-0235401875001ND
2018-07-0235401875002ND
2018-07-0235401875002ND
2018-07-0235401875001ND
2018-10-1135424007001ND
2018-10-1135424007002ND
2018-10-1135424007001ND
2018-10-1135424007002ND
2019-01-1035441797001ND
2019-01-1035441797001ND
2019-01-1035441797002ND
2019-01-1035441797002ND
2019-01-2535444726001ND
2019-01-2535444726002ND
2019-01-2535444726003ND
2019-01-2535444726003ND
2019-01-2535444726001ND
2019-01-2535444726002ND
2019-04-0335459639002ND
2019-04-0335459639002ND
2019-04-0335459639001ND
2019-04-0335459639001ND
2019-07-1135481773002ND
2019-07-1135481773001ND
2019-07-1135481773001ND
2019-07-1135481773002ND
2019-10-0335502562002ND
2019-10-0335502562001ND
2019-10-0335502562001ND
2019-10-0335502562002ND
2020-01-1735525178001ND
2020-01-1735525178002ND
2020-04-0235541334001ND
2020-04-0235541334002ND
2020-07-0235560497001ND
2020-07-0235560497002ND
2020-10-0135582017001ND
2020-10-01355820170020.390 ppb
2021-01-0835603472001ND
2021-01-0835603472002ND
2021-04-0935625101001ND
2021-04-0935625101002ND
2021-07-0235644917002ND
2021-07-0235644917001ND
2021-10-1435672945002ND
2021-10-1435672945001ND
2022-01-1335690773002ND
2022-01-1335690773001ND
2022-04-0735709208002ND
2022-04-0735709208001ND
2022-07-0835732435002ND
2022-07-0835732435001ND
2022-10-0635751445002ND
2022-10-0635751445001ND
2023-01-1235772524001ND
2023-01-1235772524002ND
2023-04-0535790531001ND
2023-04-0535790531002ND
2023-07-1735813795001ND
2023-07-1735813795002ND
2023-10-24358375390010.520 ppb
2023-10-2435837539002ND