Know Your Environment. Protect Your Health.

Bromoform

City of Marlin

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.

 

54

Samples

0

Samples exceeding legal limit (MCL)

16

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20185.68 ppb95ND - 20.1 ppb
2019ND90ND
2020ND90ND
2021ND90ND
20223.77 ppb95ND - 9.75 ppb
20231.45 ppb96ND - 3.39 ppb

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
2018-02-13Q1806041007ND
2018-02-13Q1806041006ND
2018-05-10Q18192510022.34 ppb
2018-05-10Q18192510012.47 ppb
2018-08-14Q183234500114.0 ppb
2018-08-14Q183234500312.2 ppb
2018-08-14Q183234500420.1 ppb
2018-11-27Q1848377001ND
2018-11-27Q1848377002ND
2019-03-05Q1909667001ND
2019-03-05Q1909667002ND
2019-05-30Q1930038001ND
2019-05-30Q1930038002ND
2019-08-27Q1959670004ND
2019-08-27Q1959670003ND
2019-08-27Q1959670001ND
2019-12-09Q1979274001ND
2019-12-09Q1979274002ND
2020-02-25Q2006928001ND
2020-02-25Q2006928002ND
2020-06-03Q2022176006ND
2020-06-03Q2022176007ND
2020-09-02Q2035107003ND
2020-09-02Q2035107004ND
2020-09-24Q2037875001ND
2020-11-11Q2044050002ND
2020-11-11Q2044050003ND
2021-02-02Q2103093005ND
2021-02-02Q2103093006ND
2021-05-17Q2112637003ND
2021-05-17Q2112637004ND
2021-08-18Q2122301002ND
2021-08-18Q2122301004ND
2021-08-18Q2122301005ND
2021-10-26Q2130118002ND
2021-10-26Q2130118003ND
2022-03-17Q2209000009ND
2022-03-17Q2209000010ND
2022-05-31Q2215350002ND
2022-05-31Q2215350003ND
2022-09-01Q22260970037.67 ppb
2022-09-01Q22260970049.75 ppb
2022-09-01Q22260970017.56 ppb
2022-11-21Q22349620014.26 ppb
2022-11-21Q22349620024.70 ppb
2023-02-14Q23058140031.32 ppb
2023-02-14Q23058140071.77 ppb
2023-04-25Q23154880012.20 ppb
2023-04-25Q23154880021.52 ppb
2023-07-17Q2327756001ND
2023-07-17Q2327756002ND
2023-07-17Q2327756003ND
2023-10-25Q23460240012.88 ppb
2023-10-25Q23460240023.39 ppb