Know Your Environment. Protect Your Health.

Trichloroacetic acid

Bossier City Water System

Trichloroacetic acid, one of the group of five haloacetic acids regulated by federal standards, is formed when chlorine or other disinfectants are used to treat drinking water. Haloacetic acids and other disinfection byproducts increase the risk of cancer and may cause problems during pregnancy. Click here to read more about disinfection byproducts.

 

256

Samples

0

Samples exceeding legal limit (MCL)

251

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20184.92 ppb6460ND - 32.2 ppb
20194.28 ppb64640.700 ppb - 22.7 ppb
20201.20 ppb32320.660 ppb - 1.90 ppb
20211.93 ppb3231ND - 6.40 ppb
20222.53 ppb32320.700 ppb - 4.30 ppb
20231.83 ppb32320.750 ppb - 3.00 ppb

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.1 ppb

The EWG Health Guideline of 0.1 ppb for trichloroacetic acid was defined by 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 and harm to reproduction and child development.

ppb = parts per billion

All test results

Date Lab ID Result
2018-02-12353738980011.50 ppb
2018-02-12353738980021.60 ppb
2018-02-12353738980031.60 ppb
2018-02-12353738980051.50 ppb
2018-02-12353738980061.60 ppb
2018-02-12353738980071.50 ppb
2018-02-12353738980081.60 ppb
2018-02-12353738980011.50 ppb
2018-02-12353738980021.60 ppb
2018-02-12353738980031.60 ppb
2018-02-12353738980051.50 ppb
2018-02-12353738980061.60 ppb
2018-02-12353738980071.50 ppb
2018-02-12353738980081.60 ppb
2018-02-15353751040010.670 ppb
2018-02-15353751040010.670 ppb
2018-05-173539325900132.2 ppb
2018-05-17353932590021.70 ppb
2018-05-17353932590031.50 ppb
2018-05-17353932590041.70 ppb
2018-05-173539325900532.0 ppb
2018-05-17353932590061.70 ppb
2018-05-17353932590072.00 ppb
2018-05-17353932590081.70 ppb
2018-05-173539325900132.2 ppb
2018-05-17353932590021.70 ppb
2018-05-17353932590031.50 ppb
2018-05-17353932590041.70 ppb
2018-05-173539325900532.0 ppb
2018-05-17353932590061.70 ppb
2018-05-17353932590072.00 ppb
2018-05-17353932590081.70 ppb
2018-08-16354120530011.50 ppb
2018-08-16354120530021.70 ppb
2018-08-16354120530031.50 ppb
2018-08-16354120530040.390 ppb
2018-08-1635412053005ND
2018-08-16354120530061.70 ppb
2018-08-1635412053007ND
2018-08-16354120530080.400 ppb
2018-08-16354120530011.50 ppb
2018-08-16354120530021.70 ppb
2018-08-16354120530031.50 ppb
2018-08-16354120530040.390 ppb
2018-08-1635412053005ND
2018-08-16354120530061.70 ppb
2018-08-1635412053007ND
2018-08-16354120530080.400 ppb
2018-11-01354281770014.00 ppb
2018-11-01354281770026.60 ppb
2018-11-01354281770037.00 ppb
2018-11-01354281770045.40 ppb
2018-11-013542817700517.4 ppb
2018-11-01354281770068.80 ppb
2018-11-01354281770078.40 ppb
2018-11-01354281770086.60 ppb
2018-11-01354281770014.00 ppb
2018-11-01354281770026.60 ppb
2018-11-01354281770037.00 ppb
2018-11-01354281770045.40 ppb
2018-11-013542817700517.4 ppb
2018-11-01354281770068.80 ppb
2018-11-01354281770078.40 ppb
2018-11-01354281770086.60 ppb
2019-02-21354502420016.40 ppb
2019-02-213545024200212.2 ppb
2019-02-21354502420039.20 ppb
2019-02-213545024200422.7 ppb
2019-02-213545024200517.7 ppb
2019-02-213545024200613.0 ppb
2019-02-213545024200714.6 ppb
2019-02-213545024200811.8 ppb
2019-02-21354502420016.40 ppb
2019-02-213545024200212.2 ppb
2019-02-21354502420039.20 ppb
2019-02-213545024200422.7 ppb
2019-02-213545024200517.7 ppb
2019-02-213545024200613.0 ppb
2019-02-213545024200714.6 ppb
2019-02-213545024200811.8 ppb
2019-05-10354683090011.30 ppb
2019-05-10354683090021.30 ppb
2019-05-10354683090031.40 ppb
2019-05-10354683090041.30 ppb
2019-05-10354683090051.30 ppb
2019-05-10354683090061.30 ppb
2019-05-10354683090071.30 ppb
2019-05-10354683090081.30 ppb
2019-05-10354683090011.30 ppb
2019-05-10354683090021.30 ppb
2019-05-10354683090031.40 ppb
2019-05-10354683090041.30 ppb
2019-05-10354683090051.30 ppb
2019-05-10354683090061.30 ppb
2019-05-10354683090071.30 ppb
2019-05-10354683090081.30 ppb
2019-08-02354871840011.20 ppb
2019-08-02354871840021.80 ppb
2019-08-02354871840031.30 ppb
2019-08-02354871840041.30 ppb
2019-08-02354871840051.70 ppb
2019-08-02354871840061.60 ppb
2019-08-02354871840071.20 ppb
2019-08-02354871840081.50 ppb
2019-08-02354871840011.20 ppb
2019-08-02354871840021.80 ppb
2019-08-02354871840031.30 ppb
2019-08-02354871840041.30 ppb
2019-08-02354871840051.70 ppb
2019-08-02354871840061.60 ppb
2019-08-02354871840071.20 ppb
2019-08-02354871840081.50 ppb
2019-11-05355105270011.40 ppb
2019-11-05355105270020.730 ppb
2019-11-05355105270030.870 ppb
2019-11-05355105270040.870 ppb
2019-11-05355105270050.840 ppb
2019-11-05355105270060.850 ppb
2019-11-05355105270070.700 ppb
2019-11-05355105270080.890 ppb
2019-11-05355105270011.40 ppb
2019-11-05355105270020.730 ppb
2019-11-05355105270030.870 ppb
2019-11-05355105270040.870 ppb
2019-11-05355105270050.840 ppb
2019-11-05355105270060.850 ppb
2019-11-05355105270070.700 ppb
2019-11-05355105270080.890 ppb
2020-02-05355293400011.20 ppb
2020-02-05355293400021.30 ppb
2020-02-05355293400031.60 ppb
2020-02-05355293400041.70 ppb
2020-02-05355293400050.850 ppb
2020-02-05355293400060.770 ppb
2020-02-05355293400070.930 ppb
2020-02-05355293400081.000 ppb
2020-05-18355509870011.10 ppb
2020-05-18355509870021.20 ppb
2020-05-18355509870031.40 ppb
2020-05-18355509870041.90 ppb
2020-05-18355509870051.90 ppb
2020-05-18355509870061.30 ppb
2020-05-18355509870071.40 ppb
2020-05-18355509870081.60 ppb
2020-08-11355704020010.890 ppb
2020-08-11355704020020.890 ppb
2020-08-11355704020030.940 ppb
2020-08-11355704020040.870 ppb
2020-08-11355704020050.890 ppb
2020-08-11355704020060.660 ppb
2020-08-11355704020070.750 ppb
2020-08-11355704020080.700 ppb
2020-11-02355892350011.30 ppb
2020-11-02355892350021.50 ppb
2020-11-02355892350031.30 ppb
2020-11-02355892350041.30 ppb
2020-11-02355892350051.40 ppb
2020-11-02355892350061.30 ppb
2020-11-02355892350071.30 ppb
2020-11-02355892350081.20 ppb
2021-02-24356153490010.920 ppb
2021-02-24356153490021.20 ppb
2021-02-24356153490031.60 ppb
2021-02-24356153490041.20 ppb
2021-02-24356153490050.840 ppb
2021-02-24356153490060.980 ppb
2021-02-24356153490070.790 ppb
2021-02-24356153490080.840 ppb
2021-05-11356327880016.40 ppb
2021-05-11356327880024.00 ppb
2021-05-11356327880034.50 ppb
2021-05-11356327880043.70 ppb
2021-05-11356327880053.70 ppb
2021-05-11356327880063.60 ppb
2021-05-11356327880074.20 ppb
2021-05-11356327880084.40 ppb
2021-08-1735656440001ND
2021-08-17356564400021.70 ppb
2021-08-17356564400031.40 ppb
2021-08-17356564400041.70 ppb
2021-08-17356564400051.80 ppb
2021-08-17356564400061.80 ppb
2021-08-17356564400071.80 ppb
2021-08-17356564400081.60 ppb
2021-11-03356767030010.960 ppb
2021-11-03356767030020.800 ppb
2021-11-03356767030030.980 ppb
2021-11-03356767030040.980 ppb
2021-11-03356767030050.900 ppb
2021-11-03356767030060.790 ppb
2021-11-03356767030070.800 ppb
2021-11-03356767030080.910 ppb
2022-02-08356955480012.20 ppb
2022-02-08356955480023.00 ppb
2022-02-08356955480032.60 ppb
2022-02-08356955480042.90 ppb
2022-02-08356955480054.00 ppb
2022-02-08356955480063.10 ppb
2022-02-08356955480073.20 ppb
2022-02-08356955480083.00 ppb
2022-05-10357171360012.50 ppb
2022-05-10357171360022.40 ppb
2022-05-10357171360032.70 ppb
2022-05-10357171360043.50 ppb
2022-05-10357171360053.00 ppb
2022-05-10357171360062.70 ppb
2022-05-10357171360072.70 ppb
2022-05-10357171360082.60 ppb
2022-08-02357362430013.50 ppb
2022-08-02357362430024.30 ppb
2022-08-02357362430033.90 ppb
2022-08-02357362430043.20 ppb
2022-08-02357362430054.20 ppb
2022-08-02357362430063.40 ppb
2022-08-02357362430072.80 ppb
2022-08-02357362430083.20 ppb
2022-11-01357570850010.750 ppb
2022-11-01357570850020.700 ppb
2022-11-01357570850030.810 ppb
2022-11-01357570850040.750 ppb
2022-11-01357570850050.760 ppb
2022-11-01357570850060.950 ppb
2022-11-01357570850070.790 ppb
2022-11-01357570850080.760 ppb
2023-02-06357777950011.50 ppb
2023-02-06357777950022.20 ppb
2023-02-06357777950031.90 ppb
2023-02-06357777950042.20 ppb
2023-02-06357777950053.00 ppb
2023-02-06357777950062.10 ppb
2023-02-06357777950072.50 ppb
2023-02-06357777950081.70 ppb
2023-05-09357984800012.40 ppb
2023-05-09357984800022.20 ppb
2023-05-09357984800032.30 ppb
2023-05-09357984800042.20 ppb
2023-05-09357984800052.30 ppb
2023-05-09357984800062.40 ppb
2023-05-09357984800082.30 ppb
2023-05-11357993970012.70 ppb
2023-08-15358213200011.60 ppb
2023-08-15358213200021.70 ppb
2023-08-15358213200031.80 ppb
2023-08-15358213200041.90 ppb
2023-08-15358213200052.10 ppb
2023-08-15358213200061.80 ppb
2023-08-15358213200072.10 ppb
2023-08-15358213200082.00 ppb
2023-11-07358400600011.90 ppb
2023-11-07358400600020.800 ppb
2023-11-07358400600030.830 ppb
2023-11-07358400600041.000 ppb
2023-11-07358400600050.890 ppb
2023-11-07358400600060.820 ppb
2023-11-07358400600070.750 ppb
2023-11-07358400600080.820 ppb