Know Your Environment. Protect Your Health.

Bromodichloromethane

Rapides Parish Waterworks District 3

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.

 

128

Samples

0

Samples exceeding legal limit (MCL)

102

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20181.34 ppb3220ND - 6.70 ppb
20191.15 ppb3224ND - 2.20 ppb
20200.741 ppb1612ND - 1.20 ppb
20211.32 ppb1615ND - 1.70 ppb
20221.55 ppb16160.850 ppb - 2.50 ppb
20232.92 ppb1615ND - 12.0 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
2018-03-22353817710012.90 ppb
2018-03-22353817710022.70 ppb
2018-03-22353817710032.80 ppb
2018-03-22353817710046.70 ppb
2018-03-22353817710012.90 ppb
2018-03-22353817710022.70 ppb
2018-03-22353817710032.80 ppb
2018-03-22353817710046.70 ppb
2018-06-25354008280011.60 ppb
2018-06-2535400828002ND
2018-06-2535400828003ND
2018-06-25354008280041.50 ppb
2018-06-25354008280011.60 ppb
2018-06-2535400828002ND
2018-06-2535400828003ND
2018-06-25354008280041.50 ppb
2018-09-2735420946001ND
2018-09-2735420946002ND
2018-09-2735420946003ND
2018-09-2735420946004ND
2018-09-2735420946001ND
2018-09-2735420946002ND
2018-09-2735420946003ND
2018-09-2735420946004ND
2018-12-14354373950010.810 ppb
2018-12-14354373950020.770 ppb
2018-12-14354373950030.960 ppb
2018-12-14354373950040.690 ppb
2018-12-14354373950010.810 ppb
2018-12-14354373950020.770 ppb
2018-12-14354373950030.960 ppb
2018-12-14354373950040.690 ppb
2019-03-22354567590012.20 ppb
2019-03-2235456759002ND
2019-03-2235456759003ND
2019-03-2235456759004ND
2019-03-22354567590012.20 ppb
2019-03-2235456759002ND
2019-03-2235456759003ND
2019-03-2235456759004ND
2019-06-13354754540011.000 ppb
2019-06-13354754540021.90 ppb
2019-06-13354754540031.80 ppb
2019-06-1335475454004ND
2019-06-13354754540011.000 ppb
2019-06-13354754540021.90 ppb
2019-06-13354754540031.80 ppb
2019-06-1335475454004ND
2019-09-23355002510011.60 ppb
2019-09-23355002510022.00 ppb
2019-09-23355002510031.80 ppb
2019-09-23355002510041.70 ppb
2019-09-23355002510011.60 ppb
2019-09-23355002510022.00 ppb
2019-09-23355002510031.80 ppb
2019-09-23355002510041.70 ppb
2019-12-11355182430011.20 ppb
2019-12-11355182430021.000 ppb
2019-12-11355182430031.20 ppb
2019-12-11355182430041.000 ppb
2019-12-11355182430011.20 ppb
2019-12-11355182430021.000 ppb
2019-12-11355182430031.20 ppb
2019-12-11355182430041.000 ppb
2020-03-10355370430011.10 ppb
2020-03-10355370430021.10 ppb
2020-03-10355370430031.20 ppb
2020-03-10355370430041.000 ppb
2020-06-2335558927001ND
2020-06-2335558927002ND
2020-06-2335558927003ND
2020-06-2335558927004ND
2020-09-28355813370010.660 ppb
2020-09-28355813370021.10 ppb
2020-09-28355813370030.990 ppb
2020-09-28355813370040.740 ppb
2020-12-16356000020011.10 ppb
2020-12-16356000020020.860 ppb
2020-12-16356000020030.810 ppb
2020-12-16356000020041.20 ppb
2021-03-22356213050011.70 ppb
2021-03-22356213050021.70 ppb
2021-03-22356213050031.50 ppb
2021-03-22356213050041.60 ppb
2021-06-21356433040031.70 ppb
2021-06-21356433040041.60 ppb
2021-06-21356433040051.60 ppb
2021-06-21356433040061.70 ppb
2021-09-02356615590011.30 ppb
2021-09-02356615590021.20 ppb
2021-09-02356615590031.10 ppb
2021-09-02356615590041.20 ppb
2021-12-02356815860011.50 ppb
2021-12-02356815860020.980 ppb
2021-12-02356815860030.800 ppb
2021-12-0235681586004ND
2022-03-09357027280010.850 ppb
2022-03-09357027280021.80 ppb
2022-03-09357027280031.90 ppb
2022-03-09357027280041.20 ppb
2022-06-08357257740011.60 ppb
2022-06-08357257740021.30 ppb
2022-06-08357257740031.30 ppb
2022-06-08357257740041.50 ppb
2022-09-29357503410011.50 ppb
2022-09-29357503410022.50 ppb
2022-09-29357503410032.30 ppb
2022-09-29357503410041.50 ppb
2022-12-05357651740011.10 ppb
2022-12-05357651740021.70 ppb
2022-12-05357651740031.50 ppb
2022-12-05357651740041.30 ppb
2023-03-22357878060012.00 ppb
2023-03-22357878060022.00 ppb
2023-03-22357878060031.60 ppb
2023-03-22357878060041.70 ppb
2023-06-27358097320010.640 ppb
2023-06-27358097320022.10 ppb
2023-06-27358097320031.70 ppb
2023-06-2735809732004ND
2023-09-26358307460010.480 ppb
2023-09-26358307460021.30 ppb
2023-09-26358307460031.20 ppb
2023-09-26358307460041.10 ppb
2023-12-13358481600015.90 ppb
2023-12-133584816000212.0 ppb
2023-12-13358481600034.20 ppb
2023-12-13358481600048.80 ppb