Know Your Environment. Protect Your Health.

Bromoform

Assumption Parish Waterworks District 1

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.

 

134

Samples

0

Samples exceeding legal limit (MCL)

4

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND340ND
2019ND320ND
2020ND160ND
2021ND160ND
2022ND200ND
20230.149 ppb164ND - 0.630 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
2018-03-0235377784001ND
2018-03-0235377784002ND
2018-03-0235377784003ND
2018-03-0235377784004ND
2018-03-0235377784001ND
2018-03-0235377784002ND
2018-03-0235377784003ND
2018-03-0235377784004ND
2018-06-0635396758001ND
2018-06-0635396758002ND
2018-06-0635396758003ND
2018-06-0635396758004ND
2018-06-0635396758001ND
2018-06-0635396758002ND
2018-06-0635396758003ND
2018-06-0635396758004ND
2018-09-0735416297001ND
2018-09-0735416297002ND
2018-09-0735416297003ND
2018-09-0735416297004ND
2018-09-0735416297001ND
2018-09-0735416297002ND
2018-09-0735416297003ND
2018-09-0735416297004ND
2018-12-0535435413001ND
2018-12-0535435413002ND
2018-12-0535435413003ND
2018-12-0535435413004ND
2018-12-0535435413001ND
2018-12-0535435413002ND
2018-12-0535435413003ND
2018-12-0535435413004ND
2018-12-1135436637001ND
2018-12-1135436637001ND
2019-03-0735452948001ND
2019-03-0735452948002ND
2019-03-0735452948003ND
2019-03-0735452948004ND
2019-03-0735452948001ND
2019-03-0735452948002ND
2019-03-0735452948003ND
2019-03-0735452948004ND
2019-06-0735473879001ND
2019-06-0735473879002ND
2019-06-0735473879003ND
2019-06-0735473879004ND
2019-06-0735473879001ND
2019-06-0735473879002ND
2019-06-0735473879003ND
2019-06-0735473879004ND
2019-09-0635495828001ND
2019-09-0635495828002ND
2019-09-0635495828003ND
2019-09-0635495828004ND
2019-09-0635495828001ND
2019-09-0635495828002ND
2019-09-0635495828003ND
2019-09-0635495828004ND
2019-12-0635517156001ND
2019-12-0635517156002ND
2019-12-0635517156003ND
2019-12-0635517156004ND
2019-12-0635517156001ND
2019-12-0635517156002ND
2019-12-0635517156003ND
2019-12-0635517156004ND
2020-03-1135537040001ND
2020-03-1135537040002ND
2020-03-1135537040003ND
2020-03-1135537040004ND
2020-06-0535554847001ND
2020-06-0535554847002ND
2020-06-0535554847003ND
2020-06-0535554847004ND
2020-09-0435575844001ND
2020-09-0435575844002ND
2020-09-0435575844003ND
2020-09-0435575844004ND
2020-12-0435596684001ND
2020-12-0435596684002ND
2020-12-0435596684003ND
2020-12-0435596684004ND
2021-03-1235618940001ND
2021-03-1235618940002ND
2021-03-1235618940003ND
2021-03-1235618940004ND
2021-06-0435638626001ND
2021-06-0435638626002ND
2021-06-0435638626003ND
2021-06-0435638626004ND
2021-09-1635664100001ND
2021-09-1635664100002ND
2021-09-1635664100003ND
2021-09-1635664100004ND
2021-12-1735685398001ND
2021-12-1735685398002ND
2021-12-1735685398003ND
2021-12-1735685398004ND
2022-03-0435701425001ND
2022-03-0435701425002ND
2022-03-0435701425003ND
2022-03-0435701425004ND
2022-06-02B2202626-001ND
2022-06-02B2202626-002ND
2022-06-02B2202626-003ND
2022-06-02B2202626-004ND
2022-06-1535725217001ND
2022-06-1535725217002ND
2022-06-1535725217003ND
2022-06-1535725217004ND
2022-09-0135744144001ND
2022-09-0135744144002ND
2022-09-0135744144003ND
2022-09-0135744144004ND
2022-12-0235763800001ND
2022-12-0235763800002ND
2022-12-0235763800003ND
2022-12-0235763800004ND
2023-03-0635783890001ND
2023-03-0635783890002ND
2023-03-0635783890003ND
2023-03-0635783890004ND
2023-06-0635804543001ND
2023-06-0635804543002ND
2023-06-0635804543003ND
2023-06-0635804543004ND
2023-09-19358287600010.540 ppb
2023-09-19358287600020.610 ppb
2023-09-19358287600030.630 ppb
2023-09-19358287600040.610 ppb
2023-12-2035850139001ND
2023-12-2035850139002ND
2023-12-2035850139003ND
2023-12-2035850139004ND