Know Your Environment. Protect Your Health.

Bromoform

Queens Lake System

NOTE: Queens Lake System purchases water from City of Newport News which is required to test for bromoform. Sample information shown below was taken by City of Newport News.

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.

 

300

Samples

0

Samples exceeding legal limit (MCL)

6

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND40ND
2020ND40ND
2021ND40ND
2022ND40ND
2023ND40ND

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

NOTE: Queens Lake System purchases water from City of Newport News which is required to test for bromoform. Sample information shown below was taken by City of Newport News.

Date Lab ID Result
2018-02-06M03THM_020618ND
2018-02-06M10THM_020618ND
2018-02-06M17THM_020618ND
2018-02-06M20THM_020618ND
2018-02-06M26THM_020618ND
2018-02-06M27THM_020618ND
2018-02-06R19THM_020618ND
2018-02-06R31THM_020618ND
2018-02-06R38THM_020618ND
2018-02-06R49THM_020618ND
2018-02-06R55THM_020618ND
2018-02-06T06THM_020618ND
2018-05-01M03THM_050118ND
2018-05-01M10THM_050118ND
2018-05-01M17THM_050118ND
2018-05-01M20THM_050118ND
2018-05-01M26THM_050118ND
2018-05-01M27THM_050118ND
2018-05-01R19THM_050118ND
2018-05-01R31THM_050118ND
2018-05-01R38THM_050118ND
2018-05-01R49THM_050118ND
2018-05-01R55THM_050118ND
2018-05-01T06THM_050118ND
2018-08-07M03THM_080718ND
2018-08-07M10THM_080718ND
2018-08-07M17THM_080718ND
2018-08-07M20THM_080718ND
2018-08-07M26THM_080718ND
2018-08-07M27THM_080718ND
2018-08-07R19THM_080718ND
2018-08-07R31THM_080718ND
2018-08-07R38THM_080718ND
2018-08-07R49THM_080718ND
2018-08-07R55THM_080718ND
2018-08-07T06THM_080718ND
2018-11-06M03THM_110618ND
2018-11-06M10THM_110618ND
2018-11-06M17THM_110618ND
2018-11-06M20THM_110618ND
2018-11-06M26THM_110618ND
2018-11-06M27THM_110618ND
2018-11-06R19THM_110618ND
2018-11-06R31THM_110618ND
2018-11-06R38THM_110618ND
2018-11-06R49THM_110618ND
2018-11-06R55THM_110618ND
2018-11-06T06THM_110618ND
2018-12-03HMFW_120318VND
2018-12-03LHFW_120318VND
2019-02-05M03THM_020519ND
2019-02-05M10THM_020519ND
2019-02-05M17THM_020519ND
2019-02-05M20THM_020519ND
2019-02-05M26THM_020519ND
2019-02-05M27THM_020519ND
2019-02-05R19THM_020519ND
2019-02-05R31THM_020519ND
2019-02-05R38THM_020519ND
2019-02-05R49THM_020519ND
2019-02-05R55THM_020519ND
2019-02-05T06THM_020519ND
2019-05-07M03-050619-008796TND
2019-05-07M10-050619-008797TND
2019-05-07M17-050619-008798TND
2019-05-07M20-050619-008799TND
2019-05-07M26-050619-008800TND
2019-05-07M27-050619-008801TND
2019-05-07R19-050619-008802TND
2019-05-07R31-050619-008803TND
2019-05-07R38-050619-008804TND
2019-05-07R49-050619-008805TND
2019-05-07R55-050619-008806TND
2019-05-07T06-050619-008807TND
2019-08-13M03-080519-019262ND
2019-08-13M10-080519-019263ND
2019-08-13M17-080519-019264ND
2019-08-13M20-080519-019265ND
2019-08-13M26-080519-019266ND
2019-08-13M27-080519-019267ND
2019-08-13R19-080519-019268ND
2019-08-13R31-080519-019269ND
2019-08-13R38-080519-019270ND
2019-08-13R49-080519-019271ND
2019-08-13T06-080519-019273ND
2019-08-14R55-080519-019272ND
2019-11-07M03-110419-0298672.00 ppb
2019-11-07M10-110419-0298681.000 ppb
2019-11-07M17-110419-0298692.00 ppb
2019-11-07M20-110419-0298703.00 ppb
2019-11-07M26-110419-029871ND
2019-11-07M27-110419-029872ND
2019-11-07R19-110419-029873ND
2019-11-07R31-110419-029874ND
2019-11-07R38-110419-0298751.000 ppb
2019-11-07R49-110419-029876ND
2019-11-07R55-110419-0298777.33 ppb
2019-11-07T06-110419-029878ND
2019-12-02HMFW-033028ND
2019-12-02LHFW-033030ND
2020-02-05M03-020320-039805ND
2020-02-05M10-020320-039806ND
2020-02-05M17-020320-039807ND
2020-02-05M20-020320-039808ND
2020-02-05M26-020320-039809ND
2020-02-05M27-020320-039810ND
2020-02-05R19-020320-039811ND
2020-02-05R31-020320-039812ND
2020-02-05R38-020320-039813ND
2020-02-05R49-020320-039814ND
2020-02-05R55-020320-039815ND
2020-02-05T06-020320-039816ND
2020-05-05M03-050420-050083ND
2020-05-05M10-050420-050084ND
2020-05-05M20-050420-050086ND
2020-05-05M26-050420-050087ND
2020-05-05R38-050420-050091ND
2020-05-06M17-050420-050085ND
2020-05-06M27-050420-050088ND
2020-05-06R19-050420-050089ND
2020-05-06R31-050420-050090ND
2020-05-06R49-050420-050092ND
2020-05-06R55-050420-050093ND
2020-05-06T06-050420-050094ND
2020-08-0560705ND
2020-08-0560706ND
2020-08-0560707ND
2020-08-0560708ND
2020-08-0560709ND
2020-08-0560710ND
2020-08-0560711ND
2020-08-0560712ND
2020-08-0560713ND
2020-08-0560714ND
2020-08-0560715ND
2020-08-0660704ND
2020-11-0271757ND
2020-11-0271759ND
2020-11-0471606-THMND
2020-11-0471607-THMND
2020-11-0471608-THMND
2020-11-0471609-THMND
2020-11-0471610-THMND
2020-11-0471611-THMND
2020-11-0471612-THMND
2020-11-0471613-THMND
2020-11-0471614-THMND
2020-11-0471615-THMND
2020-11-0471616-THMND
2020-11-0471617-THMND
2021-02-1081436-THMND
2021-02-1081437-THMND
2021-02-1081438-THMND
2021-02-1081439-THMND
2021-02-1081440-THMND
2021-02-1081441-THMND
2021-02-1081442-THMND
2021-02-1081443-THMND
2021-02-1081444-THMND
2021-02-1081445-THMND
2021-02-1081446-THMND
2021-02-1081447-THMND
2021-05-1290863-THMND
2021-05-1290864-THMND
2021-05-1290865-THMND
2021-05-1290866-THMND
2021-05-1290867-THMND
2021-05-1290868-THMND
2021-05-1290869-THMND
2021-05-1290870-THMND
2021-05-1290871-THMND
2021-05-1290872-THMND
2021-05-1290873-THMND
2021-05-1290874-THMND
2021-08-05100994-THMND
2021-08-05100995-THMND
2021-08-05100996-THMND
2021-08-05100997-THMND
2021-08-05100998-THMND
2021-08-05100999-THMND
2021-08-05101000-THMND
2021-08-05101001-THMND
2021-08-05101002-THMND
2021-08-05101003-THMND
2021-08-05101004-THMND
2021-08-05101005-THMND
2021-11-01111159VND
2021-11-01111182VND
2021-11-04111053-THMND
2021-11-04111054-THMND
2021-11-04111055-THMND
2021-11-04111056-THMND
2021-11-04111057-THMND
2021-11-04111058-THMND
2021-11-04111059-THMND
2021-11-04111060-THMND
2021-11-04111061-THMND
2021-11-04111062-THMND
2021-11-04111063-THMND
2021-11-04111064-THMND
2022-02-10121511TND
2022-02-10121512TND
2022-02-10121513TND
2022-02-10121514TND
2022-02-10121515TND
2022-02-10121516TND
2022-02-10121517TND
2022-02-10121518TND
2022-02-10121519TND
2022-02-10121520TND
2022-02-10121521TND
2022-02-10121522TND
2022-05-05130982TND
2022-05-05130983TND
2022-05-05130984TND
2022-05-05130985TND
2022-05-05130986TND
2022-05-05130987TND
2022-05-05130988ND
2022-05-05130989TND
2022-05-05130990TND
2022-05-05130991TND
2022-05-05130992TND
2022-05-05130993TND
2022-08-10141862TND
2022-08-10141863TND
2022-08-10141864TND
2022-08-10141865TND
2022-08-10141866TND
2022-08-10141867TND
2022-08-10141868TND
2022-08-10141869TND
2022-08-10141870TND
2022-08-10141871TND
2022-08-10141872TND
2022-08-10141873TND
2022-11-01153562VND
2022-11-01153563VND
2022-11-02T153823ND
2022-11-02T153824ND
2022-11-02T153825ND
2022-11-02T153826ND
2022-11-02T153827ND
2022-11-02T153828ND
2022-11-02T153829ND
2022-11-02T153830ND
2022-11-02T153831ND
2022-11-02T153832ND
2022-11-02T153833ND
2022-11-02T153834ND
2023-02-08163622TND
2023-02-08163623TND
2023-02-08163624TND
2023-02-08163625TND
2023-02-08163626TND
2023-02-08163627TND
2023-02-08163628TND
2023-02-08163629TND
2023-02-08163630TND
2023-02-08163631TND
2023-02-08163632TND
2023-02-09163621TND
2023-05-03173419TND
2023-05-03173420TND
2023-05-03173421TND
2023-05-03173422TND
2023-05-03173423TND
2023-05-03173424TND
2023-05-03173425TND
2023-05-03173426TND
2023-05-03173427TND
2023-05-03173428TND
2023-05-03173429TND
2023-05-03173430TND
2023-08-16184991TND
2023-08-16184992TND
2023-08-16184993TND
2023-08-16184994TND
2023-08-16184995TND
2023-08-16184996TND
2023-08-16184997TND
2023-08-16184998TND
2023-08-16184999TND
2023-08-16185000TND
2023-08-16185001TND
2023-08-16185002TND
2023-11-07195548TND
2023-11-07195549TND
2023-11-07195550TND
2023-11-07195551TND
2023-11-07195552TND
2023-11-07195553TND
2023-11-07195554TND
2023-11-07195555TND
2023-11-07195556TND
2023-11-07195557TND
2023-11-07195558TND
2023-11-07195559TND
2023-11-13196688VND
2023-11-13196696VND