Know Your Environment. Protect Your Health.

Bromoform

Treasure Island

NOTE: Treasure Island purchases water from San Francisco City Water System which is required to test for bromoform. Sample information shown below was taken by San Francisco City 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.

 

192

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019N/A00N/A
2020ND80ND
2021ND80ND
2022ND80ND
2023ND80ND

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: Treasure Island purchases water from San Francisco City Water System which is required to test for bromoform. Sample information shown below was taken by San Francisco City Water System.

Date Lab ID Result
2020-03-02CA3810011_DST_801-202003020844ND
2020-03-02CA3810011_DST_802-202003020935ND
2020-03-02CA3810011_DST_811-202003021037ND
2020-03-02CA3810011_DST_812-202003021150ND
2020-03-02CA3810011_DST_805-202003020900ND
2020-03-02CA3810011_DST_807-202003020920ND
2020-03-02CA3810011_DST_803-202003020820ND
2020-03-02CA3810011_DST_804-202003021007ND
2020-03-02CA3810011_DST_806-202003021057ND
2020-03-02CA3810011_DST_808-202003021130ND
2020-03-02CA3810011_DST_810-202003020746ND
2020-03-02CA3810011_DST_809-202003021210ND
2020-06-01CA3810011_DST_801-202006010703ND
2020-06-01CA3810011_DST_808-202006011052ND
2020-06-01CA3810011_DST_810-202006010823ND
2020-06-01CA3810011_DST_806-202006011029ND
2020-06-01CA3810011_DST_811-202006010958ND
2020-06-01CA3810011_DST_802-202006010727ND
2020-06-01CA3810011_DST_803-202006010747ND
2020-06-01CA3810011_DST_804-202006010934ND
2020-06-01CA3810011_DST_805-202006010854ND
2020-06-01CA3810011_DST_807-202006010910ND
2020-06-01CA3810011_DST_809-202006011144ND
2020-06-01CA3810011_DST_812-202006011117ND
2020-09-08CA3810011_DST_808-202009081108ND
2020-09-08CA3810011_DST_803-202009080815ND
2020-09-08CA3810011_DST_804-202009080957ND
2020-09-08CA3810011_DST_807-202009080911ND
2020-09-08CA3810011_DST_809-202009081147ND
2020-09-08CA3810011_DST_801-202009080853ND
2020-09-08CA3810011_DST_806-202009081038ND
2020-09-08CA3810011_DST_810-202009080747ND
2020-09-08CA3810011_DST_811-202009081019ND
2020-09-08CA3810011_DST_812-202009081127ND
2020-09-08CA3810011_DST_802-202009080933ND
2020-09-08CA3810011_DST_805-202009080839ND
2020-12-07CA3810011_DST_804-202012071117ND
2020-12-07CA3810011_DST_809-202012071237ND
2020-12-07CA3810011_DST_810-202012070902ND
2020-12-07CA3810011_DST_801-202012070934ND
2020-12-07CA3810011_DST_803-202012070826ND
2020-12-07CA3810011_DST_812-202012071334ND
2020-12-07CA3810011_DST_802-202012071046ND
2020-12-07CA3810011_DST_805-202012070959ND
2020-12-07CA3810011_DST_806-202012071204ND
2020-12-07CA3810011_DST_807-202012071026ND
2020-12-07CA3810011_DST_808-202012071309ND
2020-12-07CA3810011_DST_811-202012071141ND
2021-03-01CA3810011_DST_805-202103010923ND
2021-03-01CA3810011_DST_802-202103011021ND
2021-03-01CA3810011_DST_804-202103011052ND
2021-03-01CA3810011_DST_811-202103011120ND
2021-03-01CA3810011_DST_812-202103011213ND
2021-03-01CA3810011_DST_801-202103010942ND
2021-03-01CA3810011_DST_803-202103010827ND
2021-03-01CA3810011_DST_806-202103011142ND
2021-03-01CA3810011_DST_808-202103011234ND
2021-03-01CA3810011_DST_809-202103011257ND
2021-03-01CA3810011_DST_810-202103010855ND
2021-03-01CA3810011_DST_807-202103011002ND
2021-06-01CA3810011_DST_802-202106010937ND
2021-06-01CA3810011_DST_808-202106011113ND
2021-06-01CA3810011_DST_803-202106010822ND
2021-06-01CA3810011_DST_805-202106010843ND
2021-06-01CA3810011_DST_809-202106011153ND
2021-06-01CA3810011_DST_804-202106010959ND
2021-06-01CA3810011_DST_810-202106010753ND
2021-06-01CA3810011_DST_801-202106010900ND
2021-06-01CA3810011_DST_806-202106011044ND
2021-06-01CA3810011_DST_807-202106010920ND
2021-06-01CA3810011_DST_811-202106011024ND
2021-06-01CA3810011_DST_812-202106011136ND
2021-09-07CA3810011_DST_811-202109071047ND
2021-09-07CA3810011_DST_812-202109071212ND
2021-09-07CA3810011_DST_807-202109070927ND
2021-09-07CA3810011_DST_810-202109070803ND
2021-09-07CA3810011_DST_801-202109070906ND
2021-09-07CA3810011_DST_809-202109071233ND
2021-09-07CA3810011_DST_802-202109070945ND
2021-09-07CA3810011_DST_803-202109070824ND
2021-09-07CA3810011_DST_804-202109071022ND
2021-09-07CA3810011_DST_805-202109070848ND
2021-09-07CA3810011_DST_806-202109071107ND
2021-09-07CA3810011_DST_808-202109071135ND
2021-12-06CA3810011_DST_802-202112060936ND
2021-12-06CA3810011_DST_803-202112060703ND
2021-12-06CA3810011_DST_811-202112061035ND
2021-12-06CA3810011_DST_812-202112061156ND
2021-12-06CA3810011_DST_804-202112061005ND
2021-12-06CA3810011_DST_805-202112060820ND
2021-12-06CA3810011_DST_807-202112060908ND
2021-12-06CA3810011_DST_801-202112060845ND
2021-12-06CA3810011_DST_806-202112061059ND
2021-12-06CA3810011_DST_808-202112061128ND
2021-12-06CA3810011_DST_809-202112061221ND
2021-12-06CA3810011_DST_810-202112060740ND
2022-03-01CA3810011_DST_803-202203011314ND
2022-03-01CA3810011_DST_805-202203011231ND
2022-03-01CA3810011_DST_806-202203010751ND
2022-03-01CA3810011_DST_807-202203010927ND
2022-03-01CA3810011_DST_802-202203010956ND
2022-03-01CA3810011_DST_804-202203010901ND
2022-03-01CA3810011_DST_808-202203011042ND
2022-03-01CA3810011_DST_809-202203011130ND
2022-03-01CA3810011_DST_811-202203010818ND
2022-03-01CA3810011_DST_801-202203011249ND
2022-03-01CA3810011_DST_810-202203011400ND
2022-03-01CA3810011_DST_812-202203011158ND
2022-06-02CA3810011_DST_805-202206020818ND
2022-06-02CA3810011_DST_807-202206020903ND
2022-06-02CA3810011_DST_812-202206021146ND
2022-06-02CA3810011_DST_803-202206020755ND
2022-06-02CA3810011_DST_806-202206021058ND
2022-06-02CA3810011_DST_811-202206021034ND
2022-06-02CA3810011_DST_802-202206020935ND
2022-06-02CA3810011_DST_810-202206020732ND
2022-06-02CA3810011_DST_801-202206020842ND
2022-06-02CA3810011_DST_804-202206021008ND
2022-06-02CA3810011_DST_808-202206021126ND
2022-06-02CA3810011_DST_809-202206021208ND
2022-09-01CA3810011_DST_802-202209010850ND
2022-09-01CA3810011_DST_801-202209010815ND
2022-09-28CA3810011_DST_808-202209281102ND
2022-09-28CA3810011_DST_812-202209281125ND
2022-09-28CA3810011_DST_803-202209280806ND
2022-09-28CA3810011_DST_805-202209280838ND
2022-09-28CA3810011_DST_807-202209280906ND
2022-09-28CA3810011_DST_809-202209281150ND
2022-09-28CA3810011_DST_811-202209281012ND
2022-09-28CA3810011_DST_804-202209280935ND
2022-09-28CA3810011_DST_806-202209281036ND
2022-09-28CA3810011_DST_810-202209280740ND
2022-12-01CA3810011_DST_801-202212011001ND
2022-12-01CA3810011_DST_806-202212011209ND
2022-12-01CA3810011_DST_808-202212011238ND
2022-12-01CA3810011_DST_803-202212010844ND
2022-12-01CA3810011_DST_804-202212011117ND
2022-12-01CA3810011_DST_805-202212010941ND
2022-12-01CA3810011_DST_809-202212011255ND
2022-12-01CA3810011_DST_810-202212010911ND
2022-12-01CA3810011_DST_802-202212011046ND
2022-12-01CA3810011_DST_807-202212011026ND
2022-12-01CA3810011_DST_811-202212011145ND
2022-12-01CA3810011_DST_812-202212011317ND
2023-02-27CA3810011_DST_804-202302270943ND
2023-02-27CA3810011_DST_806-202302271030ND
2023-02-27CA3810011_DST_807-202302270847ND
2023-02-27CA3810011_DST_812-202302271224ND
2023-02-27CA3810011_DST_802-202302270914ND
2023-02-27CA3810011_DST_803-202302270735ND
2023-02-27CA3810011_DST_801-202302270830ND
2023-02-27CA3810011_DST_805-202302270818ND
2023-02-27CA3810011_DST_811-202302271015ND
2023-02-27CA3810011_DST_808-202302271200ND
2023-02-27CA3810011_DST_809-202302271306ND
2023-02-27CA3810011_DST_810-202302270752ND
2023-05-30CA3810011_DST_804-202305301027ND
2023-05-30CA3810011_DST_812-202305301215ND
2023-05-30CA3810011_DST_808-202305301153ND
2023-05-30CA3810011_DST_810-202305300752ND
2023-05-30CA3810011_DST_805-202305300845ND
2023-05-30CA3810011_DST_809-202305301239ND
2023-05-30CA3810011_DST_801-202305300906ND
2023-05-30CA3810011_DST_802-202305300954ND
2023-05-30CA3810011_DST_803-202305300817ND
2023-05-30CA3810011_DST_806-202305301121ND
2023-05-30CA3810011_DST_807-202305300933ND
2023-05-30CA3810011_DST_811-202305301057ND
2023-08-28CA3810011_DST_802-202308281019ND
2023-08-28CA3810011_DST_803-202308281127ND
2023-08-28CA3810011_DST_809-202308280822ND
2023-08-28CA3810011_DST_805-202308281109ND
2023-08-28CA3810011_DST_804-202308280956ND
2023-08-28CA3810011_DST_810-202308281150ND
2023-08-28CA3810011_DST_801-202308281055ND
2023-08-28CA3810011_DST_806-202308280912ND
2023-08-28CA3810011_DST_807-202308281036ND
2023-08-28CA3810011_DST_808-202308280850ND
2023-08-28CA3810011_DST_811-202308280931ND
2023-08-28CA3810011_DST_812-202308280757ND
2023-11-27CA3810011_DST_803-202311271247ND
2023-11-27CA3810011_DST_804-202311271013ND
2023-11-27CA3810011_DST_810-202311271306ND
2023-11-27CA3810011_DST_801-202311271153ND
2023-11-27CA3810011_DST_805-202311271118ND
2023-11-27CA3810011_DST_808-202311270846ND
2023-11-27CA3810011_DST_806-202311270934ND
2023-11-27CA3810011_DST_809-202311270817ND
2023-11-27CA3810011_DST_812-202311270740ND
2023-11-27CA3810011_DST_802-202311271056ND
2023-11-27CA3810011_DST_807-202311271037ND
2023-11-27CA3810011_DST_811-202311270950ND