Bromodichloromethane
Ventnor City Water & Sewer Utility
Bromodichloromethane, one of the total trihalomethanes (TTHMs), is formed when chlorine or other disinfectants are used to treat drinking water. Bromodichloromethane and other disinfection byproducts increase the risk of cancer and may cause problems during pregnancy. Click here to read more about disinfection byproducts.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | 2.10 ppb | 22 | 19 | ND - 4.32 ppb |
2015 | 1.17 ppb | 20 | 18 | ND - 6.07 ppb |
2016 | 0.916 ppb | 23 | 15 | ND - 3.20 ppb |
2017 | 1.47 ppb | 28 | 20 | ND - 4.80 ppb |
2018 | 0.297 ppb | 25 | 6 | ND - 2.24 ppb |
2019 | 1.05 ppb | 16 | 11 | ND - 2.91 ppb |
ppb = parts per billion
State and national drinking water standards and health guidelines
EWG Health Guideline 0.06 ppb
The EWG Health Guideline of 0.06 ppb for bromodichloromethane was proposed in 2018 by the California Office of Environmental Health Hazard Assessment as a one-in-a-million lifetime risk of cancer. Values greater than one-in-a-million cancer risk level can result in increased cancer cases above one in a million people.
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-01-23 | L4876926-4 | 1.49 ppb |
2014-01-23 | L4876926-3 | 3.61 ppb |
2014-01-23 | L4876926-1 | 2.63 ppb |
2014-01-23 | L4876926-2 | 2.69 ppb |
2014-04-23 | L4992117-4 | 3.48 ppb |
2014-04-23 | L4992117-3 | 2.73 ppb |
2014-04-23 | L4992117-1 | 2.91 ppb |
2014-04-23 | L4992117-2 | 3.31 ppb |
2014-04-23 | L4983229-1 | 1.68 ppb |
2014-04-23 | L4983229-2 | 3.00 ppb |
2014-05-14 | L5050864-3 | ND |
2014-05-21 | L4092344-1 | ND |
2014-07-23 | L5141585-4 | 4.17 ppb |
2014-07-23 | L5141585-3 | 1.76 ppb |
2014-07-23 | L5141585-1 | 2.26 ppb |
2014-07-23 | L5141585-2 | ND |
2014-09-10 | L5111955-1 | 0.780 ppb |
2014-10-24 | L5259514-4 | 4.32 ppb |
2014-10-24 | L5259514-3 | 0.670 ppb |
2014-10-24 | L5259514-1 | 3.73 ppb |
2014-10-24 | L5259514-2 | 0.680 ppb |
2014-12-15 | L5247206-1 | 0.370 ppb |
2015-01-26 | L5388967-4 | 2.99 ppb |
2015-01-26 | L5388967-3 | 6.07 ppb |
2015-01-26 | L5388967-1 | 3.50 ppb |
2015-01-26 | L5388967-2 | 2.27 ppb |
2015-03-18 | L5364149-1 | 0.160 ppb |
2015-04-20 | L5511913-4 | 2.94 ppb |
2015-04-20 | L5511913-3 | 0.0900 ppb |
2015-04-20 | L5511913-1 | 0.290 ppb |
2015-04-20 | L5511913-2 | ND |
2015-06-22 | L5497132-1 | 0.0700 ppb |
2015-07-22 | L5673374-4 | 0.130 ppb |
2015-07-22 | L5673374-3 | 0.110 ppb |
2015-07-22 | L5673374-1 | 0.180 ppb |
2015-07-22 | L5673374-2 | ND |
2015-09-28 | L5651619-1 | 0.0600 ppb |
2015-10-21 | L5833038-4 | 0.780 ppb |
2015-10-21 | L5833038-3 | 1.09 ppb |
2015-10-21 | L5833038-1 | 1.56 ppb |
2015-10-21 | L5833038-2 | 0.390 ppb |
2015-12-14 | L5817268-1 | 0.790 ppb |
2016-01-25 | L5983746-4 | ND |
2016-01-25 | L5983746-3 | ND |
2016-01-25 | L5983746-1 | ND |
2016-01-25 | L5983746-2 | ND |
2016-04-20 | L6145908-4 | ND |
2016-04-20 | L6145908-3 | 1.70 ppb |
2016-04-20 | L6145908-1 | 1.70 ppb |
2016-04-20 | L6145908-2 | 3.20 ppb |
2016-05-31 | L6292615-2 | ND |
2016-07-18 | L6337597-4 | 1.10 ppb |
2016-07-18 | L6337597-3 | 0.700 ppb |
2016-07-18 | L6337597-1 | 1.20 ppb |
2016-07-18 | L6337597-2 | 0.500 ppb |
2016-07-21 | O56572VOC | ND |
2016-07-21 | O56571VOC | ND |
2016-07-21 | O56570VOC | 0.800 ppb |
2016-10-24 | L6484611-4 | 2.20 ppb |
2016-10-24 | L6484611-3 | 2.40 ppb |
2016-10-24 | L6484611-1 | 1.10 ppb |
2016-10-24 | L6484611-2 | 0.900 ppb |
2016-10-26 | O58473VOC | 0.790 ppb |
2016-10-26 | O58471VOC | 0.610 ppb |
2016-10-26 | O58472VOC | 2.17 ppb |
2017-01-25 | L6611706-4 | 1.60 ppb |
2017-01-25 | L6611706-3 | 0.400 ppb |
2017-01-25 | L6611706-1 | 0.700 ppb |
2017-01-25 | L6611706-2 | 0.300 ppb |
2017-01-30 | P60225VOC | ND |
2017-01-30 | P60227VOC | ND |
2017-01-30 | P60226VOC | 1.15 ppb |
2017-04-04 | P63190VOC | ND |
2017-04-04 | P63191VOC | ND |
2017-04-24 | L6734234-4 | 4.80 ppb |
2017-04-24 | L6734234-3 | 4.20 ppb |
2017-04-24 | L6734234-1 | 4.00 ppb |
2017-04-24 | L6734234-2 | 4.50 ppb |
2017-04-26 | P64432VOC | 0.800 ppb |
2017-07-12 | P68254VOC | 0.610 ppb |
2017-07-12 | P68256VOC | ND |
2017-07-12 | P68255VOC | 1.90 ppb |
2017-07-27 | L6874305-4 | ND |
2017-07-27 | L6874305-3 | 2.80 ppb |
2017-07-27 | L6874305-1 | 1.80 ppb |
2017-07-27 | L6874305-2 | ND |
2017-10-10 | P70210VOC | ND |
2017-10-10 | P70212VOC | 2.69 ppb |
2017-10-10 | P70211VOC | 0.530 ppb |
2017-10-20 | L6955843-4 | 2.20 ppb |
2017-10-20 | L6955843-3 | 2.80 ppb |
2017-10-20 | L6955843-1 | 2.70 ppb |
2017-10-20 | L6955843-2 | 0.700 ppb |
2018-01-10 | Q71750TTHM | ND |
2018-01-10 | Q71749TTHM | 0.860 ppb |
2018-01-10 | Q71748TTHM | 2.24 ppb |
2018-01-10 | Q71747TTHM | ND |
2018-01-29 | Q71987VOC | ND |
2018-01-29 | Q71989VOC | ND |
2018-01-29 | Q71988VOC | 0.890 ppb |
2018-04-12 | Q73889TTHM | ND |
2018-04-12 | Q73888TTHM | ND |
2018-04-12 | Q73887TTHM | ND |
2018-04-12 | Q73886TTHM | ND |
2018-05-15 | Q74788VOC | ND |
2018-05-15 | Q74790VOC | ND |
2018-05-15 | Q74789VOC | ND |
2018-07-09 | Q76451TTHM | 0.960 ppb |
2018-07-09 | Q76450TTHM | ND |
2018-07-09 | Q76449TTHM | 1.61 ppb |
2018-07-09 | Q76448TTHM | ND |
2018-08-29 | QW77942VOC | ND |
2018-08-29 | Q77944VOC | ND |
2018-08-29 | Q77943VOC | ND |
2018-10-10 | Q79153TTHM | 0.870 ppb |
2018-10-10 | Q79152TTHM | ND |
2018-10-10 | Q79151TTHM | ND |
2018-10-10 | Q79150TTHM | ND |
2019-01-09 | R81082TTHM | ND |
2019-01-09 | R81081TTHM | 2.70 ppb |
2019-01-09 | R81080TTHM | 0.820 ppb |
2019-01-09 | R81079TTHM | ND |
2019-04-10 | R83478TTHM | 2.91 ppb |
2019-04-10 | R83477TTHM | 2.02 ppb |
2019-04-10 | R83476TTHM | 1.74 ppb |
2019-04-10 | R83475TTHM | 2.77 ppb |
2019-07-08 | R86521TTHM | ND |
2019-07-08 | R86520TTHM | 0.510 ppb |
2019-07-08 | R86519TTHM | ND |
2019-07-08 | R86518TTHM | ND |
2019-10-15 | R89650TTHM | 0.960 ppb |
2019-10-15 | R89649TTHM | 0.530 ppb |
2019-10-15 | R89648TTHM | 0.780 ppb |
2019-10-15 | R89647TTHM | 0.980 ppb |