Know Your Environment. Protect Your Health.

Bromoform

Ocean Isle Beach, Town of

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.

 

46

Samples

0

Samples exceeding legal limit (MCL)

23

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.589 ppb82ND - 2.42 ppb
20190.406 ppb62ND - 1.35 ppb
2020ND80ND
20215.09 ppb86ND - 17.8 ppb
20224.68 ppb882.16 ppb - 8.42 ppb
20232.52 ppb85ND - 6.84 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
2018-03-1437729_18-099192.42 ppb
2018-03-1437729_18-099162.29 ppb
2018-06-1337729_18-23743ND
2018-06-1337729_18-23742ND
2018-09-2637729_18-39789ND
2018-09-2637729_18-39791ND
2018-12-1237729_18-51791ND
2018-12-1237729_18-51792ND
2019-06-0537729_19-23007ND
2019-06-0537729_19-23008ND
2019-08-0737729_19-33461ND
2019-08-0737729_19-33462ND
2019-10-0237729_19-428251.08 ppb
2019-10-0237729_19-428261.35 ppb
2020-03-0437729_20-09157ND
2020-03-0437729_20-09158ND
2020-06-0337729_20-22731ND
2020-06-0337729_20-22732ND
2020-09-0237729_20-38043ND
2020-09-0237729_20-38044ND
2020-12-0237729_20-52070ND
2020-12-3137729_20-55773ND
2021-03-0437729_21-08977ND
2021-03-0437729_21-08976ND
2021-06-0237729_21-220222.67 ppb
2021-06-0237729_21-220232.50 ppb
2021-09-0137729_21-378843.00 ppb
2021-09-0137729_21-378894.67 ppb
2021-12-0137729_21-5314310.1 ppb
2021-12-0137729_21-5314817.8 ppb
2022-03-0237729_22-090892.86 ppb
2022-03-0237729_22-090902.18 ppb
2022-06-0137729_22-239973.75 ppb
2022-06-0137729_22-239988.42 ppb
2022-09-0737729_22-429706.69 ppb
2022-09-0737729_22-429716.41 ppb
2022-12-0737729_22-598252.16 ppb
2022-12-0737729_22-598264.97 ppb
2023-03-0137729_23-102462.84 ppb
2023-03-0137729_23-102572.83 ppb
2023-06-0737729_23-288401.25 ppb
2023-06-0737729_23-28841AND
2023-09-1337729_23-51463ND
2023-09-1337729_23-51464ND
2023-12-0637729_23-68988A6.44 ppb
2023-12-0637729_23-689906.84 ppb