Know Your Environment. Protect Your Health.

Bromodichloromethane

City Of Glen Rose

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.

 

75

Samples

0

Samples exceeding legal limit (MCL)

53

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
201815.4 ppb12122.09 ppb - 31.6 ppb
201915.3 ppb12122.38 ppb - 45.2 ppb
20209.46 ppb128ND - 30.3 ppb
20212.92 ppb148ND - 18.4 ppb
20222.79 ppb127ND - 18.9 ppb
20231.12 ppb136ND - 5.63 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
2018-02-15Q180660700210.3 ppb
2018-02-15Q18066070013.92 ppb
2018-04-26Q18171290024.71 ppb
2018-04-26Q18171290015.89 ppb
2018-08-08Q183171700222.6 ppb
2018-08-08Q183171700322.3 ppb
2018-08-08Q183171700931.6 ppb
2018-08-08Q183171701222.2 ppb
2018-08-08Q183171701320.0 ppb
2018-08-08Q183171701928.7 ppb
2018-10-31Q18437250012.09 ppb
2018-10-31Q184372500210.1 ppb
2019-02-13Q190663200111.7 ppb
2019-02-13Q19066320029.27 ppb
2019-05-01Q191751502221.2 ppb
2019-05-01Q19175150148.40 ppb
2019-05-01Q191751501231.7 ppb
2019-05-01Q191751500915.9 ppb
2019-05-01Q191751500110.5 ppb
2019-05-01Q19175150116.35 ppb
2019-08-13Q19544820022.38 ppb
2019-08-13Q195448200316.6 ppb
2019-11-05Q19750610014.63 ppb
2019-11-05Q197506100245.2 ppb
2020-02-27Q20074090011.11 ppb
2020-02-27Q20074090027.57 ppb
2020-06-02Q202172400223.3 ppb
2020-06-02Q2021724001ND
2020-09-21Q2037371003ND
2020-09-21Q2037371009ND
2020-09-21Q2037371010ND
2020-11-24Q20468900118.59 ppb
2020-11-24Q20468900132.13 ppb
2020-11-24Q204689001730.3 ppb
2020-11-24Q204689001924.1 ppb
2020-11-24Q204689002016.4 ppb
2021-03-17Q21069840081.09 ppb
2021-03-17Q210698400718.4 ppb
2021-06-01Q2114022005ND
2021-06-01Q21140220211.54 ppb
2021-06-01Q21140220201.59 ppb
2021-06-01Q211402201313.2 ppb
2021-06-01Q2114022011ND
2021-06-01Q2114022009ND
2021-06-01Q2114022007ND
2021-09-01Q21237870072.38 ppb
2021-09-01Q2123787011ND
2021-09-01Q21237870121.20 ppb
2021-12-02Q2133430002ND
2021-12-02Q21334300031.51 ppb
2022-02-22Q22062420062.80 ppb
2022-02-22Q22062420072.37 ppb
2022-02-22Q220624200818.9 ppb
2022-02-22Q22062420101.25 ppb
2022-05-09Q2213793001ND
2022-05-09Q22137930021.09 ppb
2022-08-01Q22219030015.91 ppb
2022-08-01Q2221903002ND
2022-11-03Q2233476009ND
2022-11-03Q2233476013ND
2022-11-03Q22334760171.19 ppb
2022-11-03Q2233476018ND
2023-01-11Q23017700021.66 ppb
2023-01-11Q23017700071.43 ppb
2023-01-11Q2301770008ND
2023-04-05Q23126450041.06 ppb
2023-04-05Q2312645006ND
2023-04-05Q23126450031.08 ppb
2023-07-10Q2326570002ND
2023-07-10Q2326570003ND
2023-10-11Q2343453004ND
2023-10-11Q2343453006ND
2023-10-11Q23434530263.70 ppb
2023-10-11Q23434530275.63 ppb
2023-10-11Q2343453030ND