Know Your Environment. Protect Your Health.

Bromoform

Okmulgee County Rural Water District #7 (nuyaka)

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

 

47

Samples

0

Samples exceeding legal limit (MCL)

4

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND70ND
2019ND100ND
2020ND60ND
20210.703 ppb84ND - 2.27 ppb
2022ND80ND
2023ND80ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.5 ppb

The EWG Health Guideline of 0.5 ppb for bromoform is 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, harm to reproduction and child development, and change to fetal growth and development .

ppb = parts per billion

All test results

Date Lab ID Result
2018-01-171654158ND
2018-01-171654160ND
2018-04-041674272ND
2018-04-041674274ND
2018-07-111699880ND
2018-07-111699883ND
2018-10-031723518ND
2019-01-231753633ND
2019-01-231753635ND
2019-02-1150927ND
2019-02-1150928ND
2019-04-171776373ND
2019-04-171776375ND
2019-07-241804084ND
2019-07-241804082ND
2019-10-091829889ND
2019-10-091829890ND
2020-04-1651233ND
2020-04-1651232ND
2020-07-0820070806-01ND
2020-07-0820070806-02ND
2020-10-0820100803-02ND
2020-10-0820100803-01ND
2021-01-12210112_09-021.20 ppb
2021-01-12210112_09-011.09 ppb
2021-04-0821040811-011.06 ppb
2021-04-0821040811-022.27 ppb
2021-07-1421071403-01ND
2021-07-1421071403-02ND
2021-10-0521100509-01ND
2021-10-0521100509-02ND
2022-01-1922011910-02ND
2022-01-1922011910-01ND
2022-04-1122041103-01ND
2022-04-1122041103-02ND
2022-07-1922071905-01ND
2022-07-1922071905-02ND
2022-10-1822101801-01ND
2022-10-1822101801-02ND
2023-01-1923011908-01ND
2023-01-1923011908-02ND
2023-04-1223041204-01ND
2023-04-1223041204-02ND
2023-07-1323071303-01ND
2023-07-1323071303-02ND
2023-10-1223101205-01ND
2023-10-1223101205-02ND