Know Your Environment. Protect Your Health.

Bromoform

Schriever Water Treatment Service Area

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.

 

260

Samples

0

Samples exceeding legal limit (MCL)

37

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND640ND
2019ND640ND
20200.313 ppb3211ND - 1.20 ppb
20210.285 ppb3411ND - 1.70 ppb
20220.342 ppb3416ND - 1.40 ppb
20230.210 ppb3210ND - 0.890 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
2018-03-0935379412001ND
2018-03-0935379412002ND
2018-03-0935379412003ND
2018-03-0935379412004ND
2018-03-0935379412005ND
2018-03-0935379412006ND
2018-03-0935379412007ND
2018-03-0935379412008ND
2018-03-0935379412001ND
2018-03-0935379412002ND
2018-03-0935379412003ND
2018-03-0935379412004ND
2018-03-0935379412005ND
2018-03-0935379412006ND
2018-03-0935379412007ND
2018-03-0935379412008ND
2018-06-0535396534001ND
2018-06-0535396534002ND
2018-06-0535396534003ND
2018-06-0535396534004ND
2018-06-0535396534005ND
2018-06-0535396534006ND
2018-06-0535396534007ND
2018-06-0535396534008ND
2018-06-0535396534001ND
2018-06-0535396534002ND
2018-06-0535396534003ND
2018-06-0535396534004ND
2018-06-0535396534005ND
2018-06-0535396534006ND
2018-06-0535396534007ND
2018-06-0535396534008ND
2018-09-1935419185001ND
2018-09-1935419185002ND
2018-09-1935419185003ND
2018-09-1935419185004ND
2018-09-1935419185005ND
2018-09-1935419185006ND
2018-09-1935419185007ND
2018-09-1935419185008ND
2018-09-1935419185001ND
2018-09-1935419185002ND
2018-09-1935419185003ND
2018-09-1935419185004ND
2018-09-1935419185005ND
2018-09-1935419185006ND
2018-09-1935419185007ND
2018-09-1935419185008ND
2018-12-0435435069001ND
2018-12-0435435069002ND
2018-12-0435435069003ND
2018-12-0435435069004ND
2018-12-0435435069005ND
2018-12-0435435069006ND
2018-12-0435435069007ND
2018-12-0435435069008ND
2018-12-0435435069001ND
2018-12-0435435069002ND
2018-12-0435435069003ND
2018-12-0435435069004ND
2018-12-0435435069005ND
2018-12-0435435069006ND
2018-12-0435435069007ND
2018-12-0435435069008ND
2019-03-1235454240001ND
2019-03-1235454240002ND
2019-03-1235454240003ND
2019-03-1235454240004ND
2019-03-1235454240005ND
2019-03-1235454240006ND
2019-03-1235454240007ND
2019-03-1235454240008ND
2019-03-1235454240001ND
2019-03-1235454240002ND
2019-03-1235454240003ND
2019-03-1235454240004ND
2019-03-1235454240005ND
2019-03-1235454240006ND
2019-03-1235454240007ND
2019-03-1235454240008ND
2019-06-1035474484001ND
2019-06-1035474484002ND
2019-06-1035474484003ND
2019-06-1035474484004ND
2019-06-1035474484005ND
2019-06-1035474484006ND
2019-06-1035474484007ND
2019-06-1035474484008ND
2019-06-1035474484001ND
2019-06-1035474484002ND
2019-06-1035474484003ND
2019-06-1035474484004ND
2019-06-1035474484005ND
2019-06-1035474484006ND
2019-06-1035474484007ND
2019-06-1035474484008ND
2019-09-1035496772001ND
2019-09-1035496772002ND
2019-09-1035496772003ND
2019-09-1035496772004ND
2019-09-1035496772005ND
2019-09-1035496772006ND
2019-09-1035496772007ND
2019-09-1035496772008ND
2019-09-1035496772001ND
2019-09-1035496772002ND
2019-09-1035496772003ND
2019-09-1035496772004ND
2019-09-1035496772005ND
2019-09-1035496772006ND
2019-09-1035496772007ND
2019-09-1035496772008ND
2019-12-1135518241001ND
2019-12-1135518241002ND
2019-12-1135518241003ND
2019-12-1135518241004ND
2019-12-1135518241005ND
2019-12-1135518241006ND
2019-12-1135518241007ND
2019-12-1135518241008ND
2019-12-1135518241001ND
2019-12-1135518241002ND
2019-12-1135518241003ND
2019-12-1135518241004ND
2019-12-1135518241005ND
2019-12-1135518241006ND
2019-12-1135518241007ND
2019-12-1135518241008ND
2020-03-1235537425001ND
2020-03-1235537425002ND
2020-03-1235537425003ND
2020-03-1235537425004ND
2020-03-1235537425005ND
2020-03-1235537425006ND
2020-03-1235537425007ND
2020-03-1235537425008ND
2020-06-1235556393001ND
2020-06-1235556393002ND
2020-06-1235556393003ND
2020-06-1235556393004ND
2020-06-1235556393005ND
2020-06-1235556393006ND
2020-06-1235556393007ND
2020-06-1235556393008ND
2020-09-17355788930010.710 ppb
2020-09-17355788930021.10 ppb
2020-09-17355788930031.10 ppb
2020-09-17355788930041.20 ppb
2020-09-17355788930051.10 ppb
2020-09-17355788930061.10 ppb
2020-09-17355788930071.20 ppb
2020-09-17355788930081.20 ppb
2020-12-1735600000001ND
2020-12-1735600000002ND
2020-12-1735600000003ND
2020-12-1735600000004ND
2020-12-17356000000050.360 ppb
2020-12-17356000000060.580 ppb
2020-12-17356000000070.380 ppb
2020-12-1735600000008ND
2021-03-05356170740011.10 ppb
2021-03-0535617074002ND
2021-03-0535617074003ND
2021-03-0535617074004ND
2021-03-0535617074005ND
2021-03-0535617074006ND
2021-03-0535617074007ND
2021-03-0535617074008ND
2021-06-1035640075001ND
2021-06-1035640075002ND
2021-06-1035640075003ND
2021-06-1035640075004ND
2021-06-1035640075005ND
2021-06-1035640075006ND
2021-06-1035640075007ND
2021-06-1035640075008ND
2021-09-1635664177001ND
2021-09-1635664177002ND
2021-09-1635664177003ND
2021-09-1635664177004ND
2021-09-30356690210010.520 ppb
2021-10-29356758280010.590 ppb
2021-10-29356758280020.760 ppb
2021-10-29356758280030.590 ppb
2021-10-29356758280040.800 ppb
2021-10-29356758280050.560 ppb
2021-12-0235681497001ND
2021-12-0235681497002ND
2021-12-0235681497003ND
2021-12-02356814970041.20 ppb
2021-12-02356814970051.40 ppb
2021-12-02356814970061.70 ppb
2021-12-02356814970070.480 ppb
2021-12-0235681497008ND
2022-03-1135703403001ND
2022-03-1135703403002ND
2022-03-1135703403003ND
2022-03-1135703403004ND
2022-03-1135703403005ND
2022-03-1135703403006ND
2022-03-1135703403007ND
2022-03-1135703403008ND
2022-03-1735704970001ND
2022-03-1735704970002ND
2022-06-1535727612001ND
2022-06-1535727612002ND
2022-06-1535727612003ND
2022-06-15357276120040.490 ppb
2022-06-15357276120050.580 ppb
2022-06-15357276120060.450 ppb
2022-06-1535727612007ND
2022-06-1535727612008ND
2022-09-0835745433001ND
2022-09-0835745433002ND
2022-09-0835745433003ND
2022-09-08357454330040.550 ppb
2022-09-08357454330050.440 ppb
2022-09-08357454330060.560 ppb
2022-09-08357454330070.500 ppb
2022-09-08357454330080.500 ppb
2022-12-08357654530010.410 ppb
2022-12-08357654530020.490 ppb
2022-12-08357654530030.560 ppb
2022-12-08357654530041.30 ppb
2022-12-08357654530051.40 ppb
2022-12-08357654530061.40 ppb
2022-12-08357654530071.40 ppb
2022-12-08357654530080.590 ppb
2023-03-0235783375001ND
2023-03-0235783375002ND
2023-03-0235783375003ND
2023-03-0235783375004ND
2023-03-0235783375005ND
2023-03-0235783375006ND
2023-03-0235783375007ND
2023-03-0235783375008ND
2023-06-1435806771001ND
2023-06-1435806771002ND
2023-06-1435806771003ND
2023-06-1435806771004ND
2023-06-1435806771005ND
2023-06-1435806771006ND
2023-06-1435806771007ND
2023-06-1435806771008ND
2023-09-12358276620010.480 ppb
2023-09-12358276620020.710 ppb
2023-09-12358276620030.600 ppb
2023-09-12358276620040.760 ppb
2023-09-12358276620050.820 ppb
2023-09-12358276620060.780 ppb
2023-09-12358276620070.890 ppb
2023-09-12358276620080.640 ppb
2023-12-1535849368001ND
2023-12-1535849368002ND
2023-12-1535849368003ND
2023-12-15358493680040.520 ppb
2023-12-15358493680050.530 ppb
2023-12-1535849368006ND
2023-12-1535849368007ND
2023-12-1535849368008ND