Know Your Environment. Protect Your Health.

Dibromochloromethane

Municipal Authority of Westmoreland County - Sweeney Water Treatment Plant

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

 

194

Samples

0

Samples exceeding legal limit (MCL)

99

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.499 ppb3214ND - 1.37 ppb
20190.721 ppb3216ND - 2.20 ppb
20200.442 ppb3414ND - 1.20 ppb
20211.12 ppb3228ND - 1.76 ppb
20220.462 ppb3213ND - 1.51 ppb
20230.583 ppb3214ND - 1.50 ppb

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.1 ppb

The EWG Health Guideline of 0.1 ppb for dibromochloromethane 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
2018-01-108010734-031.06 ppb
2018-01-108010734-041.28 ppb
2018-01-108010734-051.25 ppb
2018-01-108010734-06ND
2018-01-108010734-071.37 ppb
2018-01-108010734-081.17 ppb
2018-01-108010734-101.04 ppb
2018-01-108010734-091.31 ppb
2018-04-108040940-041.04 ppb
2018-04-108040940-051.07 ppb
2018-04-108040940-061.21 ppb
2018-04-108040940-07ND
2018-04-108040940-081.07 ppb
2018-04-108040940-091.06 ppb
2018-04-108040940-110.850 ppb
2018-04-108040940-101.18 ppb
2018-07-108070898-04ND
2018-07-108070898-05ND
2018-07-108070898-06ND
2018-07-108070898-07ND
2018-07-108070898-08ND
2018-07-108070898-09ND
2018-07-108070898-11ND
2018-07-108070898-10ND
2018-10-108101057-01ND
2018-10-108101057-02ND
2018-10-108101057-03ND
2018-10-108101057-04ND
2018-10-108101057-05ND
2018-10-108101057-06ND
2018-10-108101057-08ND
2018-10-108101057-07ND
2019-01-109010949-03ND
2019-01-109010949-04ND
2019-01-109010949-05ND
2019-01-109010949-06ND
2019-01-109010949-07ND
2019-01-109010949-08ND
2019-01-109010949-10ND
2019-01-109010949-09ND
2019-04-109040893-01ND
2019-04-109040893-02ND
2019-04-109040893-03ND
2019-04-109040893-04ND
2019-04-109040893-05ND
2019-04-109040893-06ND
2019-04-109040893-08ND
2019-04-109040893-071.000 ppb
2019-07-109070961-01ND
2019-07-109070961-021.10 ppb
2019-07-109070961-031.12 ppb
2019-07-109070961-041.06 ppb
2019-07-109070961-051.15 ppb
2019-07-109070962-031.07 ppb
2019-07-109070962-021.09 ppb
2019-07-109070962-011.20 ppb
2019-10-109101039-011.63 ppb
2019-10-109101039-022.04 ppb
2019-10-109101039-031.90 ppb
2019-10-109101039-041.94 ppb
2019-10-109101039-052.19 ppb
2019-10-109101039-061.15 ppb
2019-10-109101039-081.24 ppb
2019-10-109101039-072.20 ppb
2020-01-08ND
2020-01-08ND
2020-01-08ND
2020-01-08ND
2020-01-08ND
2020-01-08ND
2020-01-08ND
2020-01-081.000 ppb
2020-04-081.04 ppb
2020-04-081.17 ppb
2020-04-081.06 ppb
2020-04-08ND
2020-04-081.02 ppb
2020-04-08ND
2020-04-08ND
2020-04-08ND
2020-04-151.10 ppb
2020-04-151.09 ppb
2020-07-09ND
2020-07-091.01 ppb
2020-07-09ND
2020-07-09ND
2020-07-091.000 ppb
2020-07-09ND
2020-07-09ND
2020-07-09ND
2020-10-081.07 ppb
2020-10-081.20 ppb
2020-10-081.16 ppb
2020-10-08ND
2020-10-081.08 ppb
2020-10-08ND
2020-10-081.04 ppb
2020-10-08ND
2021-01-081.17 ppb
2021-01-081.55 ppb
2021-01-081.34 ppb
2021-01-081.11 ppb
2021-01-081.34 ppb
2021-01-081.06 ppb
2021-01-08ND
2021-01-081.34 ppb
2021-04-071.64 ppb
2021-04-071.64 ppb
2021-04-071.54 ppb
2021-04-071.000 ppb
2021-04-071.49 ppb
2021-04-071.22 ppb
2021-04-071.13 ppb
2021-04-071.76 ppb
2021-07-081.10 ppb
2021-07-081.41 ppb
2021-07-081.39 ppb
2021-07-08ND
2021-07-081.28 ppb
2021-07-081.03 ppb
2021-07-081.16 ppb
2021-07-081.31 ppb
2021-10-071.03 ppb
2021-10-071.32 ppb
2021-10-071.10 ppb
2021-10-07ND
2021-10-071.08 ppb
2021-10-07ND
2021-10-071.02 ppb
2021-10-071.13 ppb
2022-01-101.06 ppb
2022-01-101.51 ppb
2022-01-101.16 ppb
2022-01-10ND
2022-01-101.14 ppb
2022-01-101.03 ppb
2022-01-101.18 ppb
2022-01-10ND
2022-04-121.04 ppb
2022-04-12ND
2022-04-12ND
2022-04-12ND
2022-04-13ND
2022-04-131.18 ppb
2022-04-13ND
2022-04-131.04 ppb
2022-07-11ND
2022-07-111.000 ppb
2022-07-11ND
2022-07-11ND
2022-07-11ND
2022-07-11ND
2022-07-11ND
2022-07-11ND
2022-10-071.18 ppb
2022-10-07ND
2022-10-07ND
2022-10-11ND
2022-10-111.12 ppb
2022-10-111.14 ppb
2022-10-11ND
2022-10-11ND
2023-01-09ND
2023-01-09ND
2023-01-09ND
2023-01-09ND
2023-01-09ND
2023-01-09ND
2023-01-09ND
2023-01-09ND
2023-04-10ND
2023-04-10ND
2023-04-10ND
2023-04-10ND
2023-04-11ND
2023-04-11ND
2023-04-11ND
2023-04-11ND
2023-07-071.28 ppb
2023-07-071.22 ppb
2023-07-071.19 ppb
2023-07-07ND
2023-07-071.31 ppb
2023-07-071.23 ppb
2023-07-071.15 ppb
2023-07-071.15 ppb
2023-10-101.47 ppb
2023-10-101.50 ppb
2023-10-101.50 ppb
2023-10-10ND
2023-10-101.45 ppb
2023-10-101.31 ppb
2023-10-101.42 ppb
2023-10-101.48 ppb