Know Your Environment. Protect Your Health.

Bromoform

Cromwell Fire District Water Department

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.

 

143

Samples

0

Samples exceeding legal limit (MCL)

86

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.477 ppb2414ND - 1.20 ppb
20190.458 ppb2313ND - 1.50 ppb
20200.490 ppb2413ND - 1.50 ppb
20210.664 ppb2417ND - 2.20 ppb
20220.540 ppb2414ND - 1.60 ppb
20230.617 ppb2415ND - 1.70 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
2018-01-23BZ78967TTHM1.10 ppb
2018-01-23BZ78968TTHM0.840 ppb
2018-01-23BZ78969TTHM0.680 ppb
2018-01-23BZ78970TTHM0.540 ppb
2018-02-13BZ88138VOC1ND
2018-02-13BZ88139VOC1ND
2018-04-24CA34727TTHM0.990 ppb
2018-04-24CA34728TTHM0.880 ppb
2018-04-24CA34729TTHM0.780 ppb
2018-04-24CA34730TTHM0.540 ppb
2018-05-08CA42571VOC1ND
2018-05-08CA42572VOC1ND
2018-07-24CA964470.920 ppb
2018-07-24CA964480.790 ppb
2018-07-24CA964490.790 ppb
2018-07-24CA96450ND
2018-08-21CB15781ND
2018-08-21CB15782ND
2018-10-23CB799041.20 ppb
2018-10-23CB799050.770 ppb
2018-10-23CB799060.630 ppb
2018-10-23CB79907ND
2018-11-27CC03233ND
2018-11-27CC03234ND
2019-01-22CC325930.950 ppb
2019-01-22CC325940.810 ppb
2019-01-22CC325950.590 ppb
2019-01-22CC32596ND
2019-02-12CC50961ND
2019-02-12CC50962ND
2019-04-23CC997000.730 ppb
2019-04-23CC997010.540 ppb
2019-04-23CC997020.620 ppb
2019-04-23CC99703ND
2019-05-28CD21926ND
2019-05-28CD21927ND
2019-07-23CD629660.870 ppb
2019-07-23CD629670.620 ppb
2019-07-23CD629680.690 ppb
2019-07-23CD62969ND
2019-08-13CD83648ND
2019-08-13CD83649ND
2019-10-22CE452861.50 ppb
2019-10-22CE452871.10 ppb
2019-10-22CE452880.960 ppb
2019-10-22CE452890.550 ppb
2019-11-26CE68107ND
2020-01-28CF220571.000 ppb
2020-01-28CF220580.780 ppb
2020-01-28CF220590.680 ppb
2020-01-28CF22060ND
2020-02-11CF29979ND
2020-02-11CF29980ND
2020-04-28CF798260.650 ppb
2020-04-28CF798271.30 ppb
2020-04-28CF798281.50 ppb
2020-04-28CF798290.910 ppb
2020-05-12CF93106ND
2020-05-12CF93107ND
2020-07-28CG42024ND
2020-07-28CG420250.660 ppb
2020-07-28CG420260.940 ppb
2020-07-28CG420270.600 ppb
2020-08-18CG55540ND
2020-08-18CG55541ND
2020-10-13CG95665ND
2020-10-13CG956660.860 ppb
2020-10-13CG956670.960 ppb
2020-10-13CG956680.920 ppb
2020-11-24CH19698ND
2020-11-24CH19699ND
2021-01-26CH525890.560 ppb
2021-01-26CH525900.830 ppb
2021-01-26CH525911.20 ppb
2021-01-26CH525920.810 ppb
2021-02-23CH66863ND
2021-02-23CH66864ND
2021-04-27CI161290.650 ppb
2021-04-27CI161300.730 ppb
2021-04-27CI161310.880 ppb
2021-04-27CI161320.690 ppb
2021-05-11CI28080ND
2021-05-11CI28081ND
2021-07-27CI824800.530 ppb
2021-07-27CI824810.760 ppb
2021-07-27CI824821.20 ppb
2021-07-27CI824830.870 ppb
2021-08-31CJ17054ND
2021-08-31CJ17055ND
2021-10-26CJ649800.720 ppb
2021-10-26CJ649811.30 ppb
2021-10-26CJ649822.20 ppb
2021-10-26CJ649831.000 ppb
2021-11-23CJ84236ND
2021-11-23CJ842371.000 ppb
2022-01-25CK22523ND
2022-01-25CK225240.760 ppb
2022-01-25CK225251.000 ppb
2022-01-25CK225260.680 ppb
2022-02-08CK31774ND
2022-02-08CK31775ND
2022-04-26CL165250.560 ppb
2022-04-26CL165260.760 ppb
2022-04-26CL165271.000 ppb
2022-04-26CL165280.790 ppb
2022-05-10CL26705ND
2022-05-10CL26706ND
2022-07-26CL89036ND
2022-07-26CL890370.980 ppb
2022-07-26CL890381.30 ppb
2022-07-26CL890390.850 ppb
2022-08-30CM17863ND
2022-08-30CM17864ND
2022-10-25CM695310.700 ppb
2022-10-25CM695321.10 ppb
2022-10-25CM695331.60 ppb
2022-10-25CM695340.880 ppb
2022-11-22CM90391ND
2022-11-22CM90392ND
2023-01-24CN289230.840 ppb
2023-01-24CN289240.930 ppb
2023-01-24CN289251.10 ppb
2023-01-24CN289260.670 ppb
2023-02-14CN42099ND
2023-02-14CN42100ND
2023-04-25CN907000.660 ppb
2023-04-25CN907010.940 ppb
2023-04-25CN907021.20 ppb
2023-04-25CN907030.830 ppb
2023-05-23CO11888ND
2023-05-23CO11889ND
2023-07-23CO57974ND
2023-07-23CO579750.770 ppb
2023-07-23CO579761.70 ppb
2023-07-23CO579771.000 ppb
2023-08-22CO79714ND
2023-08-22CO79715ND
2023-10-24CP321231.10 ppb
2023-10-24CP321240.950 ppb
2023-10-24CP321251.40 ppb
2023-10-24CP321260.710 ppb
2023-11-28CP54462ND
2023-11-28CP54463ND