Know Your Environment. Protect Your Health.

Bromoform

Carthage

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.

 

20

Samples

0

Samples exceeding legal limit (MCL)

2

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND40ND
2020ND40ND
2021ND50ND
20223.11 ppb21ND - 6.21 ppb
20233.50 ppb113.50 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
2018-01-0836319001ND
2018-04-0238901001ND
2018-07-0936966801ND
2018-10-0839921501ND
2019-01-2443255401ND
2019-04-0143308301ND
2019-07-0144921101ND
2019-10-0747443801ND
2020-01-102001659-001AND
2020-04-062004529-002AND
2020-07-132007B83-002AND
2020-10-052010420-002AND
2021-01-112101867-002AND
2021-04-122104E42-002AND
2021-07-212107L71-001AND
2021-07-292108625-001AND
2021-10-192110J60-002AND
2022-01-172201F44-002AND
2022-08-24FH05672-026.21 ppb
2023-08-09GH02744-023.50 ppb