Know Your Environment. Protect Your Health.

Bromodichloromethane

Bellaire Public Water System

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

 

220

Samples

0

Samples exceeding legal limit (MCL)

75

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20181.81 ppb3011ND - 16.7 ppb
20191.40 ppb3810ND - 9.05 ppb
20201.89 ppb3812ND - 9.38 ppb
20213.44 ppb3914ND - 29.1 ppb
20222.63 ppb3713ND - 20.7 ppb
20233.28 ppb3815ND - 19.1 ppb

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.06 ppb

The EWG Health Guideline of 0.06 ppb for bromodichloromethane was 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 and harm to fetal growth and development.

ppb = parts per billion

All test results

Date Lab ID Result
2018-04-02180401501.16 ppb
2018-04-0218040151ND
2018-04-0218040152ND
2018-05-01180501481.97 ppb
2018-05-0118050149ND
2018-05-0118050150ND
2018-06-04180603742.65 ppb
2018-06-0418060375ND
2018-06-0418060376ND
2018-07-02180703692.97 ppb
2018-07-0218070370ND
2018-07-0218070371ND
2018-07-091807094911.0 ppb
2018-07-091807095016.7 ppb
2018-08-0618081185ND
2018-08-0618081186ND
2018-08-06180811874.27 ppb
2018-08-0618081188ND
2018-09-03180916783.80 ppb
2018-09-0318091679ND
2018-09-0318091680ND
2018-10-0418101621ND
2018-10-04181016234.82 ppb
2018-10-0418101624ND
2018-11-0518111588ND
2018-11-05181115901.91 ppb
2018-11-0518111591ND
2018-12-0318121616ND
2018-12-03181216182.94 ppb
2018-12-0318121619ND
2019-01-0119010939ND
2019-01-01190109412.58 ppb
2019-01-0119010942ND
2019-02-0419021279ND
2019-02-0419021280ND
2019-02-0419021281ND
2019-04-01190411003.28 ppb
2019-04-0119041102ND
2019-04-0119041103ND
2019-05-0619040941ND
2019-05-06190509394.97 ppb
2019-05-0619050942ND
2019-06-03190613915.23 ppb
2019-06-0319061393ND
2019-06-0319061394ND
2019-07-0119071448ND
2019-07-0119071450ND
2019-07-0119071451ND
2019-07-0219071454ND
2019-07-0219071455ND
2019-07-2219073456ND
2019-07-22190734573.89 ppb
2019-08-04190818076.32 ppb
2019-08-0419081809ND
2019-08-0419081810ND
2019-09-0219091330ND
2019-09-0219091331ND
2019-09-0219091332ND
2019-09-02190913335.11 ppb
2019-10-0319101035ND
2019-10-0319101037ND
2019-10-03191010387.02 ppb
2019-11-04191103659.05 ppb
2019-11-0419110366ND
2019-11-0419110367ND
2019-12-02191205055.59 ppb
2019-12-0219120506ND
2019-12-0219120507ND
2020-01-06200106734.89 ppb
2020-01-0620010674ND
2020-01-0620010675ND
2020-02-03200201758.21 ppb
2020-02-0320020176ND
2020-02-0320020177ND
2020-03-02200303253.27 ppb
2020-03-0220030326ND
2020-03-0220030327ND
2020-04-06200408113.69 ppb
2020-04-0620040812ND
2020-04-0620040813ND
2020-05-04200503415.09 ppb
2020-05-0420050342ND
2020-05-0420050343ND
2020-06-01200603585.59 ppb
2020-06-0120060359ND
2020-06-0120060360ND
2020-07-06200709912.20 ppb
2020-07-0620070992ND
2020-07-0620070993ND
2020-07-0620070998ND
2020-07-0620070999ND
2020-08-03200802238.85 ppb
2020-08-0320080224ND
2020-08-0320080225ND
2020-09-07200910249.38 ppb
2020-09-0720091025ND
2020-09-0720091026ND
2020-10-05201007167.74 ppb
2020-10-0520100717ND
2020-10-0520100718ND
2020-11-02201101316.28 ppb
2020-11-0220110132ND
2020-11-0220110133ND
2020-12-07201215766.76 ppb
2020-12-0720121577ND
2020-12-0720121578ND
2021-01-04210102786.83 ppb
2021-01-0421010279ND
2021-01-0421010280ND
2021-02-01210203134.99 ppb
2021-02-0121020314ND
2021-02-0121020315ND
2021-03-01210303494.61 ppb
2021-03-0121030350ND
2021-03-0121030351ND
2021-04-05210405693.44 ppb
2021-04-0521040570ND
2021-04-0521040571ND
2021-05-03210503273.89 ppb
2021-05-0321050328ND
2021-05-0321050329ND
2021-06-07210614757.85 ppb
2021-06-0721061476ND
2021-06-0721061477ND
2021-07-05210704209.11 ppb
2021-07-0521070421ND
2021-07-0521070422ND
2021-07-262107337623.7 ppb
2021-07-262107337829.1 ppb
2021-08-02210804199.27 ppb
2021-08-0221080420ND
2021-08-0221080421ND
2021-09-062109081712.2 ppb
2021-09-0621090818ND
2021-09-0621090819ND
2021-10-04211004952.99 ppb
2021-10-0421100496ND
2021-10-0421100497ND
2021-10-0421100498ND
2021-11-01211103229.31 ppb
2021-11-0121110323ND
2021-11-0121110324ND
2021-12-06211210437.01 ppb
2021-12-0621121044ND
2021-12-0621121045ND
2022-01-03220101888.01 ppb
2022-01-0322010189ND
2022-01-0322010190ND
2022-02-1422021533ND
2022-02-1422021534ND
2022-03-07220311634.08 ppb
2022-03-0722031164ND
2022-03-0722031165ND
2022-04-04220404623.92 ppb
2022-04-0422040463ND
2022-04-0422040464ND
2022-05-02220504233.86 ppb
2022-05-0222050424ND
2022-05-0222050425ND
2022-06-0622061057ND
2022-06-06220610592.81 ppb
2022-06-0622061060ND
2022-07-0422070376ND
2022-07-0422070377ND
2022-07-04220703782.85 ppb
2022-08-0122080405ND
2022-08-0122080406ND
2022-08-01220804073.01 ppb
2022-08-222208315120.7 ppb
2022-08-222208315218.3 ppb
2022-09-05220907199.71 ppb
2022-09-0522090721ND
2022-09-0522090722ND
2022-10-03221004298.71 ppb
2022-10-0322100431ND
2022-10-0322100432ND
2022-11-07221110254.33 ppb
2022-11-0722111026ND
2022-11-0722111027ND
2022-12-05221230227.16 ppb
2022-12-0522123023ND
2022-12-0522123024ND
2023-02-06230207076.09 ppb
2023-02-0623020708ND
2023-02-0623020709ND
2023-03-06230310343.23 ppb
2023-03-0623031035ND
2023-03-0623031036ND
2023-03-0623031037ND
2023-04-03230401853.24 ppb
2023-04-0323040186ND
2023-04-0323040187ND
2023-05-01230503224.64 ppb
2023-05-0123050323ND
2023-05-0123050324ND
2023-06-05230608145.03 ppb
2023-06-0523060815ND
2023-06-0523060816ND
2023-07-102307139716.4 ppb
2023-07-102307139815.1 ppb
2023-07-10230714017.37 ppb
2023-07-1023071402ND
2023-07-1023071404ND
2023-08-14230822413.58 ppb
2023-08-1423082242ND
2023-08-1423082244ND
2023-09-04230903427.21 ppb
2023-09-0423090343ND
2023-09-0423090345ND
2023-10-02231004053.92 ppb
2023-10-0223100406ND
2023-10-0223100408ND
2023-11-062311083919.1 ppb
2023-11-062311084017.4 ppb
2023-11-06231108437.74 ppb
2023-11-0623110844ND
2023-11-0623110846ND
2023-12-04231204584.61 ppb
2023-12-0423120460ND
2023-12-0423120461ND