Know Your Environment. Protect Your Health.

Bromoform

Beauregard Water Works District #3

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.

 

192

Samples

0

Samples exceeding legal limit (MCL)

78

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.712 ppb4822ND - 3.80 ppb
20190.705 ppb4822ND - 3.00 ppb
20200.750 ppb2413ND - 3.00 ppb
20210.818 ppb2413ND - 3.20 ppb
20220.674 ppb2412ND - 2.70 ppb
20230.543 ppb2410ND - 3.40 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
2018-03-0735379177001ND
2018-03-0735379177002ND
2018-03-0735379177003ND
2018-03-07353791770043.80 ppb
2018-03-07353791770051.50 ppb
2018-03-0735379177006ND
2018-03-0735379177001ND
2018-03-0735379177002ND
2018-03-0735379177003ND
2018-03-07353791770043.80 ppb
2018-03-07353791770051.50 ppb
2018-03-0735379177006ND
2018-06-1335398741001ND
2018-06-13353987410020.810 ppb
2018-06-1335398741003ND
2018-06-13353987410042.50 ppb
2018-06-1335398741005ND
2018-06-13353987410061.50 ppb
2018-06-1335398741001ND
2018-06-13353987410020.810 ppb
2018-06-1335398741003ND
2018-06-13353987410042.50 ppb
2018-06-1335398741005ND
2018-06-13353987410061.50 ppb
2018-09-0435416221001ND
2018-09-04354162210020.890 ppb
2018-09-0435416221003ND
2018-09-04354162260010.600 ppb
2018-09-0435416226002ND
2018-09-04354162260031.50 ppb
2018-09-0435416221001ND
2018-09-04354162210020.890 ppb
2018-09-0435416221003ND
2018-09-04354162260010.600 ppb
2018-09-0435416226002ND
2018-09-04354162260031.50 ppb
2018-12-1235437374001ND
2018-12-12354373740020.580 ppb
2018-12-1235437374003ND
2018-12-12354373740042.20 ppb
2018-12-12354373740051.20 ppb
2018-12-1235437374006ND
2018-12-1235437374001ND
2018-12-12354373740020.580 ppb
2018-12-1235437374003ND
2018-12-12354373740042.20 ppb
2018-12-12354373740051.20 ppb
2018-12-1235437374006ND
2019-03-1135454715001ND
2019-03-11354547150022.50 ppb
2019-03-1135454716001ND
2019-03-1135454716002ND
2019-03-1135454716003ND
2019-03-1135454715001ND
2019-03-11354547150022.50 ppb
2019-03-1135454716001ND
2019-03-1135454716002ND
2019-03-1135454716003ND
2019-03-14354547150031.20 ppb
2019-03-14354547150031.20 ppb
2019-06-0335474282001ND
2019-06-0335474282002ND
2019-06-03354742820030.560 ppb
2019-06-0335474284001ND
2019-06-03354742840021.30 ppb
2019-06-03354742840032.30 ppb
2019-06-0335474282001ND
2019-06-0335474282002ND
2019-06-03354742820030.560 ppb
2019-06-0335474284001ND
2019-06-03354742840021.30 ppb
2019-06-03354742840032.30 ppb
2019-09-03354958240010.370 ppb
2019-09-03354958310010.380 ppb
2019-09-03354958310020.820 ppb
2019-09-0335495831003ND
2019-09-03354958240010.370 ppb
2019-09-03354958310010.380 ppb
2019-09-03354958310020.820 ppb
2019-09-0335495831003ND
2019-09-26355011310013.00 ppb
2019-09-2635501131002ND
2019-09-26355011310013.00 ppb
2019-09-2635501131002ND
2019-12-0235516981001ND
2019-12-02355169810022.90 ppb
2019-12-02355169810031.60 ppb
2019-12-0235516986001ND
2019-12-0235516986002ND
2019-12-0235516986003ND
2019-12-0235516981001ND
2019-12-02355169810022.90 ppb
2019-12-02355169810031.60 ppb
2019-12-0235516986001ND
2019-12-0235516986002ND
2019-12-0235516986003ND
2020-03-1235537457001ND
2020-03-1235537457002ND
2020-03-1235537457003ND
2020-03-12355374570042.20 ppb
2020-03-12355374570051.20 ppb
2020-03-1235537457006ND
2020-06-0435554631001ND
2020-06-0435554631002ND
2020-06-04355546310030.930 ppb
2020-06-04355546310042.20 ppb
2020-06-04355546310051.30 ppb
2020-06-0435554631006ND
2020-09-2535580612001ND
2020-09-25355806120020.500 ppb
2020-09-2535580612003ND
2020-09-25355806120043.00 ppb
2020-09-25355806120051.60 ppb
2020-09-25355806120060.470 ppb
2020-12-0435596660001ND
2020-12-04355966600020.430 ppb
2020-12-0435596660003ND
2020-12-04355966600042.50 ppb
2020-12-04355966600051.20 ppb
2020-12-04355966600060.480 ppb
2021-03-2935622529001ND
2021-03-2935622529002ND
2021-03-2935622529003ND
2021-03-29356225290043.20 ppb
2021-03-29356225290051.30 ppb
2021-03-2935622529006ND
2021-06-2335643508001ND
2021-06-23356435080020.580 ppb
2021-06-23356435080030.840 ppb
2021-06-23356435080043.00 ppb
2021-06-23356435080051.50 ppb
2021-06-23356435080060.440 ppb
2021-09-0935663633001ND
2021-09-0935663633002ND
2021-09-09356636330030.900 ppb
2021-09-09356636330043.20 ppb
2021-09-09356636330051.40 ppb
2021-09-0935663633006ND
2021-12-1735685396001ND
2021-12-17356853960020.420 ppb
2021-12-1735685396003ND
2021-12-17356853960042.30 ppb
2021-12-1735685396005ND
2021-12-17356853960060.550 ppb
2022-03-1735704944001ND
2022-03-1735704944002ND
2022-03-17357049440030.780 ppb
2022-03-17357049440041.70 ppb
2022-03-17357049440050.910 ppb
2022-03-1735704944006ND
2022-06-0235722448001ND
2022-06-02357224480020.420 ppb
2022-06-0235722448003ND
2022-06-02357224480042.30 ppb
2022-06-02357224480051.20 ppb
2022-06-0235722448006ND
2022-09-0935745863001ND
2022-09-0935745863002ND
2022-09-09357458630031.40 ppb
2022-09-09357458630042.50 ppb
2022-09-09357458630051.20 ppb
2022-09-09357458630060.530 ppb
2022-12-09357658970012.70 ppb
2022-12-0935765897002ND
2022-12-09357658970030.530 ppb
2022-12-0935765897004ND
2022-12-0935765897005ND
2022-12-0935765897006ND
2023-03-1735786901001ND
2023-03-1735786901002ND
2023-03-1735786901003ND
2023-03-17357869010041.70 ppb
2023-03-1735786901005ND
2023-03-17357869010060.410 ppb
2023-06-2835809733001ND
2023-06-28358097330020.660 ppb
2023-06-2835809733003ND
2023-06-28358097330043.30 ppb
2023-06-2835809733005ND
2023-06-28358097330060.440 ppb
2023-09-1235827904001ND
2023-09-1235827904002ND
2023-09-1235827904003ND
2023-09-12358279040041.30 ppb
2023-09-1235827904005ND
2023-09-12358279040060.410 ppb
2023-12-05358468360013.40 ppb
2023-12-0535846836002ND
2023-12-05358468360030.740 ppb
2023-12-0535846836004ND
2023-12-0535846836005ND
2023-12-05358468360060.660 ppb