Know Your Environment. Protect Your Health.

Bromoform

Desoto Parish Water Works District 1

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.

 

81

Samples

0

Samples exceeding legal limit (MCL)

53

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20181.36 ppb168ND - 4.50 ppb
20192.86 ppb168ND - 11.8 ppb
20204.40 ppb1310ND - 23.7 ppb
20218.12 ppb128ND - 30.7 ppb
20222.51 ppb129ND - 8.10 ppb
20238.13 ppb1210ND - 35.3 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
2018-01-12353683670012.70 ppb
2018-01-12353683670020.750 ppb
2018-01-12353683670020.750 ppb
2018-01-12353683670012.70 ppb
2018-04-1935387660002ND
2018-04-1935387660001ND
2018-04-1935387660002ND
2018-04-1935387660001ND
2018-07-25354070460014.50 ppb
2018-07-25354070460022.90 ppb
2018-07-25354070460014.50 ppb
2018-07-25354070460022.90 ppb
2018-10-2435426746001ND
2018-10-2435426746001ND
2018-10-2435426746002ND
2018-10-2435426746002ND
2019-01-2235443910001ND
2019-01-2235443910002ND
2019-01-2235443910001ND
2019-01-2235443910002ND
2019-04-0535459982001ND
2019-04-05354599820021.000 ppb
2019-04-0535459982001ND
2019-04-05354599820021.000 ppb
2019-07-02354797170021.40 ppb
2019-07-0235479717001ND
2019-07-0235479717001ND
2019-07-02354797170021.40 ppb
2019-10-183550624200111.8 ppb
2019-10-18355062420028.70 ppb
2019-10-18355062420028.70 ppb
2019-10-183550624200111.8 ppb
2020-01-023552192800223.7 ppb
2020-01-02355219280018.50 ppb
2020-01-30355276740020.930 ppb
2020-01-30355276740011.000 ppb
2020-04-0835542695002ND
2020-04-0835542695001ND
2020-05-1135549125001ND
2020-07-10355624230033.30 ppb
2020-07-10355624230021.10 ppb
2020-07-10355624230014.70 ppb
2020-10-30355887470034.80 ppb
2020-10-30355887470024.80 ppb
2020-10-30355887470014.40 ppb
2021-01-28356080590032.40 ppb
2021-01-28356080590024.40 ppb
2021-01-28356080590012.30 ppb
2021-04-29356297900020.860 ppb
2021-04-29356297900031.20 ppb
2021-04-2935629790001ND
2021-07-3035651850003ND
2021-07-3035651850002ND
2021-07-3035651850001ND
2021-10-223567403000327.5 ppb
2021-10-223567403000228.1 ppb
2021-10-223567403000130.7 ppb
2022-01-2135692072003ND
2022-01-2135692072002ND
2022-01-2135692072001ND
2022-04-22357127170011.20 ppb
2022-04-22357127170020.820 ppb
2022-04-22357127170031.20 ppb
2022-07-08357321020017.90 ppb
2022-07-08357321020025.40 ppb
2022-07-08357321020038.10 ppb
2022-10-07357518260032.30 ppb
2022-10-07357518260021.60 ppb
2022-10-07357518260011.60 ppb
2023-01-3035776759001ND
2023-01-3035776759002ND
2023-01-30357767590033.20 ppb
2023-04-26357955010010.580 ppb
2023-04-26357955010020.550 ppb
2023-04-26357955010030.750 ppb
2023-07-26358161420015.30 ppb
2023-07-26358161420024.80 ppb
2023-07-26358161420038.20 ppb
2023-10-243583752900119.0 ppb
2023-10-243583752900219.9 ppb
2023-10-243583752900335.3 ppb