Know Your Environment. Protect Your Health.

Bromoform

Ruston Water System

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.

 

128

Samples

0

Samples exceeding legal limit (MCL)

89

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20181.70 ppb3226ND - 6.40 ppb
20192.16 ppb3220ND - 8.60 ppb
20201.68 ppb1613ND - 7.00 ppb
20212.84 ppb1610ND - 10.9 ppb
20221.13 ppb1611ND - 2.80 ppb
20231.30 ppb1613ND - 2.90 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
2018-01-11353684060011.40 ppb
2018-01-11353684060021.80 ppb
2018-01-11353684060030.440 ppb
2018-01-11353684060043.30 ppb
2018-01-11353684060011.40 ppb
2018-01-11353684060021.80 ppb
2018-01-11353684060030.440 ppb
2018-01-11353684060043.30 ppb
2018-04-12353862900011.50 ppb
2018-04-12353862900021.20 ppb
2018-04-1235386290003ND
2018-04-12353862900040.570 ppb
2018-04-12353862900011.50 ppb
2018-04-12353862900021.20 ppb
2018-04-1235386290003ND
2018-04-12353862900040.570 ppb
2018-07-06354027880010.560 ppb
2018-07-06354027880020.930 ppb
2018-07-0635402788003ND
2018-07-06354027880046.40 ppb
2018-07-06354027880010.560 ppb
2018-07-06354027880020.930 ppb
2018-07-0635402788003ND
2018-07-06354027880046.40 ppb
2018-10-04354225380013.40 ppb
2018-10-04354225380020.900 ppb
2018-10-0435422538003ND
2018-10-04354225380044.80 ppb
2018-10-04354225380013.40 ppb
2018-10-04354225380020.900 ppb
2018-10-0435422538003ND
2018-10-04354225380044.80 ppb
2019-01-04354402640010.990 ppb
2019-01-04354402640021.30 ppb
2019-01-0435440264003ND
2019-01-04354402640045.40 ppb
2019-01-04354402640010.990 ppb
2019-01-04354402640021.30 ppb
2019-01-0435440264003ND
2019-01-04354402640045.40 ppb
2019-04-04354597400012.20 ppb
2019-04-0435459740002ND
2019-04-0435459740003ND
2019-04-04354597400048.60 ppb
2019-04-04354597400012.20 ppb
2019-04-0435459740002ND
2019-04-0435459740003ND
2019-04-04354597400048.60 ppb
2019-07-18354835050013.70 ppb
2019-07-1835483505002ND
2019-07-1835483505003ND
2019-07-18354835050045.10 ppb
2019-07-18354835050013.70 ppb
2019-07-1835483505002ND
2019-07-1835483505003ND
2019-07-18354835050045.10 ppb
2019-10-15355062910011.000 ppb
2019-10-15355062910021.60 ppb
2019-10-1535506291003ND
2019-10-15355062910044.70 ppb
2019-10-15355062910011.000 ppb
2019-10-15355062910021.60 ppb
2019-10-1535506291003ND
2019-10-15355062910044.70 ppb
2020-01-17355251800010.640 ppb
2020-01-17355251800020.710 ppb
2020-01-1735525180003ND
2020-01-17355251800041.10 ppb
2020-04-14355445940011.40 ppb
2020-04-14355445940020.970 ppb
2020-04-1435544594003ND
2020-04-14355445940043.80 ppb
2020-07-23355657400012.50 ppb
2020-07-23355657400021.50 ppb
2020-07-2335565740003ND
2020-07-23355657400043.90 ppb
2020-10-22355876350010.910 ppb
2020-10-22355876350022.10 ppb
2020-10-22355876350030.410 ppb
2020-10-22355876350047.00 ppb
2021-01-26356077150017.80 ppb
2021-01-2635607715002ND
2021-01-2635607715003ND
2021-01-263560771500410.9 ppb
2021-04-08356251050016.70 ppb
2021-04-08356251050021.30 ppb
2021-04-0835625105003ND
2021-04-0835625105004ND
2021-07-15356485300010.830 ppb
2021-07-15356485300023.60 ppb
2021-07-15356485300036.60 ppb
2021-07-1535648530004ND
2021-10-08356690290011.90 ppb
2021-10-08356690290022.10 ppb
2021-10-0835669029003ND
2021-10-08356690290043.70 ppb
2022-01-07356891160011.80 ppb
2022-01-0735689116002ND
2022-01-0735689116003ND
2022-01-07356891160041.80 ppb
2022-04-07357096820011.40 ppb
2022-04-07357096820020.700 ppb
2022-04-07357096820030.380 ppb
2022-04-07357096820041.50 ppb
2022-07-15357327280010.750 ppb
2022-07-15357327280022.10 ppb
2022-07-1535732728003ND
2022-07-15357327280042.50 ppb
2022-10-1435753720001ND
2022-10-14357537200022.80 ppb
2022-10-1435753720003ND
2022-10-14357537200042.30 ppb
2023-01-06357710020011.90 ppb
2023-01-06357710020020.530 ppb
2023-01-0635771002003ND
2023-01-06357710020041.40 ppb
2023-04-05357909000012.60 ppb
2023-04-05357909000020.520 ppb
2023-04-05357909000031.80 ppb
2023-04-05357909000042.20 ppb
2023-07-21358150710010.880 ppb
2023-07-21358150710022.00 ppb
2023-07-2135815071003ND
2023-07-21358150710042.90 ppb
2023-10-05358328340010.740 ppb
2023-10-05358328340021.60 ppb
2023-10-0535832834003ND
2023-10-05358328340041.80 ppb