Know Your Environment. Protect Your Health.

Bromodichloromethane

Bristol Water Department

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)

215

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20186.23 ppb3635ND - 9.20 ppb
20195.96 ppb36360.760 ppb - 9.85 ppb
20206.31 ppb36360.500 ppb - 10.1 ppb
20216.65 ppb36360.700 ppb - 11.6 ppb
20225.76 ppb4036ND - 10.0 ppb
20235.91 ppb36360.530 ppb - 10.2 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
2018-01-10D8A0568-01VOC3.70 ppb
2018-01-10D8A0568-04VOC3.20 ppb
2018-01-10D8A0568-03VOCND
2018-01-10D8A0568-02VOC0.700 ppb
2018-02-01D8B0050-01VOC5.40 ppb
2018-02-01D8B0050-02VOC5.70 ppb
2018-02-01D8B0050-03VOC7.30 ppb
2018-02-01D8B0050-04VOC7.10 ppb
2018-02-01D8B0050-05VOC9.00 ppb
2018-02-01D8B0050-06VOC5.30 ppb
2018-02-01D8B0050-07VOC5.70 ppb
2018-02-01D8B0050-08VOC5.80 ppb
2018-05-02D8E0293-01VOC4.90 ppb
2018-05-02D8E0293-02VOC5.00 ppb
2018-05-02D8E0293-03VOC7.00 ppb
2018-05-02D8E0293-04VOC7.40 ppb
2018-05-02D8E0293-05VOC8.40 ppb
2018-05-02D8E0293-06VOC5.00 ppb
2018-05-02D8E0293-07VOC5.30 ppb
2018-05-02D8E0293-08VOC5.40 ppb
2018-08-03D8H0465-01VOC8.10 ppb
2018-08-03D8H0465-02VOC8.10 ppb
2018-08-03D8H0465-03VOC9.20 ppb
2018-08-03D8H0465-04VOC8.80 ppb
2018-08-03D8H0465-05VOC8.70 ppb
2018-08-03D8H0465-06VOC7.40 ppb
2018-08-03D8H0465-07VOC7.10 ppb
2018-08-03D8H0465-08VOC8.00 ppb
2018-11-21D8K2218-01VOC6.40 ppb
2018-11-21D8K2218-02VOC6.90 ppb
2018-11-21D8K2218-03VOC7.20 ppb
2018-11-21D8K2218-04VOC7.00 ppb
2018-11-21D8K2218-05VOC6.10 ppb
2018-11-21D8K2218-06VOC6.00 ppb
2018-11-21D8K2218-07VOC5.60 ppb
2018-11-21D8K2218-08VOC6.30 ppb
2019-02-07D9B0625-01VOC4.92 ppb
2019-02-07D9B0625-02VOC5.29 ppb
2019-02-07D9B0625-03VOC6.09 ppb
2019-02-07D9B0625-04VOC5.77 ppb
2019-02-07D9B0625-05VOC8.79 ppb
2019-02-07D9B0625-06VOC4.05 ppb
2019-02-07D9B0625-07VOC4.56 ppb
2019-02-07D9B0625-08VOC4.97 ppb
2019-05-16D9E1857-01VOC5.72 ppb
2019-05-16D9E1857-02VOC4.91 ppb
2019-05-16D9E1857-03VOC4.76 ppb
2019-05-16D9E1857-04VOC5.71 ppb
2019-05-16D9E1857-05VOC6.62 ppb
2019-05-16D9E1857-06VOC4.36 ppb
2019-05-16D9E1857-07VOC4.73 ppb
2019-05-16D9E1857-08VOC5.49 ppb
2019-08-22D9H2728-01VOC9.39 ppb
2019-08-22D9H2728-02VOC8.68 ppb
2019-08-22D9H2728-03VOC9.73 ppb
2019-08-22D9H2728-04VOC9.32 ppb
2019-08-22D9H2728-05VOC8.58 ppb
2019-08-22D9H2728-06VOC7.44 ppb
2019-08-22D9H2728-07VOC9.85 ppb
2019-08-22D9H2728-08VOC8.23 ppb
2019-10-28D9J2584-01VOC4.64 ppb
2019-10-28D9J2584-04VOC4.71 ppb
2019-10-28D9J2584-03VOC0.760 ppb
2019-10-28D9J2584-02VOC1.96 ppb
2019-11-20D9K1863-01VOC6.07 ppb
2019-11-20D9K1863-02VOC6.15 ppb
2019-11-20D9K1863-03VOC5.55 ppb
2019-11-20D9K1863-04VOC5.75 ppb
2019-11-20D9K1863-05VOC4.93 ppb
2019-11-20D9K1863-06VOC4.69 ppb
2019-11-20D9K1863-07VOC4.78 ppb
2019-11-20D9K1863-08VOC6.77 ppb
2020-02-07D0B0593-01VOC4.86 ppb
2020-02-07D0B0593-02VOC5.01 ppb
2020-02-07D0B0593-03VOC4.66 ppb
2020-02-07D0B0593-04VOC6.61 ppb
2020-02-07D0B0593-05VOC7.59 ppb
2020-02-07D0B0593-06VOC3.70 ppb
2020-02-07D0B0593-07VOC5.59 ppb
2020-02-07D0B0593-08VOC4.81 ppb
2020-04-15D0D1376-01VOC4.78 ppb
2020-04-15D0D1376-02VOC4.83 ppb
2020-04-15D0D1376-03VOC6.26 ppb
2020-04-15D0D1376-04VOC6.99 ppb
2020-04-15D0D1376-05VOC6.01 ppb
2020-04-15D0D1376-06VOC3.42 ppb
2020-04-15D0D1376-07VOC6.77 ppb
2020-04-15D0D1376-08VOC4.87 ppb
2020-08-13D0H1367-01VOC9.16 ppb
2020-08-13D0H1367-02VOC9.01 ppb
2020-08-13D0H1367-03VOC9.16 ppb
2020-08-13D0H1367-04VOC10.1 ppb
2020-08-13D0H1367-05VOC10.1 ppb
2020-08-13D0H1367-06VOC8.19 ppb
2020-08-13D0H1367-07VOC7.29 ppb
2020-08-13D0H1367-08VOC8.37 ppb
2020-11-18D0K1639-01VOC7.67 ppb
2020-11-18D0K1639-02VOC8.37 ppb
2020-11-18D0K1639-03VOC7.90 ppb
2020-11-18D0K1639-04VOC7.28 ppb
2020-11-18D0K1639-05VOC7.94 ppb
2020-11-18D0K1639-06VOC4.88 ppb
2020-11-18D0K1639-07VOC9.00 ppb
2020-11-18D0K1639-08VOC6.26 ppb
2020-11-19D0K1813-01VOC4.29 ppb
2020-11-19D0K1813-02VOC3.74 ppb
2020-11-19D0K1813-03VOC0.500 ppb
2020-11-19D0K1813-04VOC1.07 ppb
2021-02-11D1B1051-01VOC6.81 ppb
2021-02-11D1B1051-02VOC7.32 ppb
2021-02-11D1B1051-03VOC6.82 ppb
2021-02-11D1B1051-04VOC7.77 ppb
2021-02-11D1B1051-05VOC9.36 ppb
2021-02-11D1B1051-06VOC4.00 ppb
2021-02-11D1B1051-07VOC4.95 ppb
2021-02-11D1B1051-08VOC6.00 ppb
2021-05-12D1E1461-01VOC5.45 ppb
2021-05-12D1E1461-02VOC5.73 ppb
2021-05-12D1E1461-03VOC7.10 ppb
2021-05-12D1E1461-04VOC7.98 ppb
2021-05-12D1E1461-05VOC5.15 ppb
2021-05-12D1E1461-06VOC5.62 ppb
2021-05-12D1E1461-07VOC5.71 ppb
2021-05-21D1E2270-01VOC5.95 ppb
2021-08-11D1H1184-01VOC10.1 ppb
2021-08-11D1H1184-02VOC11.6 ppb
2021-08-11D1H1184-03VOC9.98 ppb
2021-08-11D1H1184-04VOC7.69 ppb
2021-08-11D1H1184-05VOC7.11 ppb
2021-08-11D1H1184-06VOC6.04 ppb
2021-08-11D1H1184-07VOC9.45 ppb
2021-08-11D1H1184-08VOC8.92 ppb
2021-08-12D1H1346-01VOC6.77 ppb
2021-08-12D1H1346-02VOC6.30 ppb
2021-08-12D1H1346-03VOC0.700 ppb
2021-08-12D1H1346-04VOC1.72 ppb
2021-11-10D1K0958-01VOC6.77 ppb
2021-11-10D1K0958-02VOC7.53 ppb
2021-11-10D1K0958-03VOC7.30 ppb
2021-11-10D1K0958-04VOC7.09 ppb
2021-11-10D1K0958-05VOC5.95 ppb
2021-11-10D1K0958-06VOC5.09 ppb
2021-11-10D1K0958-07VOC5.42 ppb
2021-11-10D1K0958-08VOC6.13 ppb
2022-02-03D2B0370-01VOC6.84 ppb
2022-02-03D2B0370-02VOC7.95 ppb
2022-02-03D2B0370-03VOC8.16 ppb
2022-02-03D2B0370-04VOC7.40 ppb
2022-02-03D2B0370-05VOC10.0 ppb
2022-02-03D2B0370-06VOC5.22 ppb
2022-02-03D2B0370-07VOC5.74 ppb
2022-02-03D2B0370-08VOC5.15 ppb
2022-05-18D2E1713-01VOC5.48 ppb
2022-05-18D2E1713-02VOC5.62 ppb
2022-05-18D2E1713-03VOC6.40 ppb
2022-05-18D2E1713-04VOC6.60 ppb
2022-05-18D2E1713-05VOC7.00 ppb
2022-05-18D2E1713-06VOC5.36 ppb
2022-05-18D2E1713-07VOC5.00 ppb
2022-05-18D2E1713-08VOC4.84 ppb
2022-08-12D2H1764-01VOC8.22 ppb
2022-08-12D2H1764-02VOC9.16 ppb
2022-08-12D2H1764-03VOC9.39 ppb
2022-08-12D2H1764-04VOC8.77 ppb
2022-08-12D2H1764-05VOC7.80 ppb
2022-08-12D2H1764-06VOC7.43 ppb
2022-08-12D2H1764-07VOC7.09 ppb
2022-08-12D2H1764-08VOC9.23 ppb
2022-11-21D2K1963-01VOC5.69 ppb
2022-11-21D2K1963-02VOC6.36 ppb
2022-11-21D2K1963-03VOC5.17 ppb
2022-11-21D2K1963-04VOC5.89 ppb
2022-11-21D2K1963-05VOC9.09 ppb
2022-11-21D2K1963-06VOC5.78 ppb
2022-11-21D2K1963-07VOC4.29 ppb
2022-11-21D2K1963-08VOC6.92 ppb
2022-11-21D2K1965-01VOC4.29 ppb
2022-11-21D2K1965-04VOCND
2022-11-21D2K1965-05VOCND
2022-11-21D2K1965-02VOC4.03 ppb
2022-11-21D2K1965-03VOC0.950 ppb
2022-11-21D2K1965-06VOCND
2022-11-28D2K2374-01VOC2.14 ppb
2022-11-28D2K2374-02VOCND
2023-02-09D3B1063-01VOC4.89 ppb
2023-02-09D3B1063-02VOC5.84 ppb
2023-02-09D3B1063-03VOC5.13 ppb
2023-02-09D3B1063-04VOC6.84 ppb
2023-02-09D3B1063-05VOC8.24 ppb
2023-02-09D3B1063-06VOC4.39 ppb
2023-02-09D3B1063-07VOC4.41 ppb
2023-02-09D3B1063-08VOC4.16 ppb
2023-03-06D3C0654-01VOC2.18 ppb
2023-03-06D3C0654-02VOC2.22 ppb
2023-03-06D3C0654-03VOC0.530 ppb
2023-03-15D3C1373-01VOC0.910 ppb
2023-05-10D3E1137-01VOC5.48 ppb
2023-05-10D3E1137-02VOC5.43 ppb
2023-05-10D3E1137-03VOC6.04 ppb
2023-05-10D3E1137-04VOC6.55 ppb
2023-05-10D3E1137-05VOC7.47 ppb
2023-05-10D3E1137-06VOC4.84 ppb
2023-05-10D3E1137-07VOC5.33 ppb
2023-05-10D3E1137-08VOC4.98 ppb
2023-08-16D3H2326-01VOC9.11 ppb
2023-08-16D3H2326-02VOC8.90 ppb
2023-08-16D3H2326-03VOC9.68 ppb
2023-08-16D3H2326-04VOC10.2 ppb
2023-08-16D3H2326-05VOC8.90 ppb
2023-08-16D3H2326-06VOC7.34 ppb
2023-08-16D3H2326-07VOC7.45 ppb
2023-08-16D3H2326-08VOC8.79 ppb
2023-11-16D3K1914-01VOC5.65 ppb
2023-11-16D3K1914-02VOC6.34 ppb
2023-11-16D3K1914-03VOC5.98 ppb
2023-11-16D3K1914-04VOC6.44 ppb
2023-11-16D3K1914-05VOC5.38 ppb
2023-11-16D3K1914-06VOC5.52 ppb
2023-11-16D3K1914-07VOC5.05 ppb
2023-11-16D3K1914-08VOC6.15 ppb