Dibromochloromethane
Millville Water Department
Dibromochloromethane, one of the total trihalomethanes (TTHMs), is formed when chlorine or other disinfectants are used to treat drinking water. Dibromochloromethane 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 | 0.998 ppb | 31 | 16 | ND - 3.27 ppb |
2015 | 1.15 ppb | 32 | 24 | ND - 4.82 ppb |
2016 | 1.30 ppb | 20 | 17 | ND - 3.90 ppb |
2017 | 1.68 ppb | 16 | 16 | 0.500 ppb - 3.60 ppb |
2018 | 1.31 ppb | 32 | 19 | ND - 5.00 ppb |
2019 | 0.891 ppb | 32 | 16 | ND - 4.40 ppb |
ppb = parts per billion
State and national drinking water standards and health guidelines
EWG Health Guideline 0.1 ppb
The EWG Health Guideline of 0.1 ppb for dibromochloromethane 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 |
---|---|---|
2014-03-04 | L4524760-1 | ND |
2014-03-04 | L4524760-2 | ND |
2014-03-04 | L4524760-3 | ND |
2014-03-19 | L4868638-4 | 1.11 ppb |
2014-03-19 | L4868638-3 | ND |
2014-03-19 | L4868638-2 | ND |
2014-03-19 | L4868638-1 | ND |
2014-05-21 | L4982861-1 | ND |
2014-05-21 | L4982861-2 | ND |
2014-05-21 | L4982861-3 | 0.260 ppb |
2014-06-04 | L3797724-1 | ND |
2014-06-18 | L4982860-4 | 3.25 ppb |
2014-06-18 | L4982860-1 | ND |
2014-06-18 | L4982860-3 | 3.27 ppb |
2014-06-18 | L4982860-2 | 1.70 ppb |
2014-08-13 | L5111388-2 | ND |
2014-08-13 | L5111388-3 | 1.59 ppb |
2014-08-13 | L5111388-4 | ND |
2014-08-13 | L5111388-5 | ND |
2014-08-13 | L5111388-1 | 2.08 ppb |
2014-09-17 | L5111385-4 | 3.16 ppb |
2014-09-17 | L5111385-1 | 2.22 ppb |
2014-09-17 | L5111385-3 | 3.10 ppb |
2014-09-17 | L5111385-2 | 1.42 ppb |
2014-11-18 | L5236424-4 | 2.29 ppb |
2014-11-18 | L5236424-3 | 0.950 ppb |
2014-11-18 | L5236424-2 | 1.60 ppb |
2014-11-18 | L5236424-1 | 1.17 ppb |
2014-11-18 | L5246821-1 | ND |
2014-11-18 | L5246821-2 | ND |
2014-11-18 | L5246821-3 | 1.77 ppb |
2015-02-25 | L5467018-1 | 0.240 ppb |
2015-02-25 | L5467018-2 | ND |
2015-02-25 | L5467018-3 | 0.1000 ppb |
2015-02-25 | L5467018-4 | 0.640 ppb |
2015-03-18 | L5458071-4 | 2.16 ppb |
2015-03-18 | L5458071-1 | 0.330 ppb |
2015-03-18 | L5458071-3 | 1.76 ppb |
2015-03-18 | L5458071-2 | 0.670 ppb |
2015-05-13 | L5496750-1 | 0.170 ppb |
2015-05-13 | L5496750-3 | ND |
2015-05-13 | L5496750-4 | 0.130 ppb |
2015-05-13 | L5496750-2 | ND |
2015-06-17 | L5328049-4 | 3.22 ppb |
2015-06-17 | L5328049-1 | 1.12 ppb |
2015-06-17 | L5328049-3 | 3.44 ppb |
2015-06-17 | L5328049-2 | 2.30 ppb |
2015-08-12 | L5651051-4 | ND |
2015-08-12 | L5651051-6 | ND |
2015-08-12 | L5651051-1 | 0.240 ppb |
2015-08-12 | L5651051-7 | ND |
2015-09-16 | L5779131-4 | 4.82 ppb |
2015-09-16 | L5779131-1 | 0.660 ppb |
2015-09-16 | L5779131-3 | 3.13 ppb |
2015-09-16 | L5779131-2 | 2.21 ppb |
2015-11-11 | L5363756-4 | ND |
2015-11-11 | L5363756-5 | ND |
2015-11-11 | L5363756-6 | 0.190 ppb |
2015-11-11 | L5363756-7 | 1.17 ppb |
2015-12-16 | L5595174-4 | 3.34 ppb |
2015-12-16 | L5595174-1 | 0.490 ppb |
2015-12-16 | L5595174-3 | 2.30 ppb |
2015-12-16 | L5595174-2 | 2.04 ppb |
2016-02-03 | L5965792-4 | ND |
2016-02-03 | L5965792-5 | ND |
2016-02-03 | L5965792-7 | 0.170 ppb |
2016-02-03 | L5965792-6 | ND |
2016-03-15 | L5926137-4 | 1.90 ppb |
2016-03-15 | L5926137-1 | 0.500 ppb |
2016-03-15 | L5926137-3 | 1.10 ppb |
2016-03-15 | L5926137-2 | 0.700 ppb |
2016-06-15 | L6268377-4 | 2.20 ppb |
2016-06-15 | L6268377-1 | 0.500 ppb |
2016-06-15 | L6268377-3 | 1.70 ppb |
2016-06-15 | L6268377-2 | 1.20 ppb |
2016-09-13 | L6432339-4 | 2.10 ppb |
2016-09-13 | L6432339-1 | 0.600 ppb |
2016-09-13 | L6432339-3 | 3.90 ppb |
2016-09-13 | L6432339-2 | 1.50 ppb |
2016-12-14 | L6560845-4 | 3.00 ppb |
2016-12-14 | L6560845-1 | 0.700 ppb |
2016-12-14 | L6560845-3 | 1.60 ppb |
2016-12-14 | L6560845-2 | 2.70 ppb |
2017-03-13 | L6688463-4 | 1.80 ppb |
2017-03-13 | L6688463-1 | 0.500 ppb |
2017-03-13 | L6688463-3 | 1.40 ppb |
2017-03-13 | L6688463-2 | 0.800 ppb |
2017-06-14 | L6815482-4 | 3.30 ppb |
2017-06-14 | L6815482-1 | 0.800 ppb |
2017-06-14 | L6815482-3 | 3.60 ppb |
2017-06-14 | L6815482-2 | 1.90 ppb |
2017-09-12 | L6940691-4 | 2.40 ppb |
2017-09-12 | L6940691-1 | 0.600 ppb |
2017-09-12 | L6940691-3 | 3.00 ppb |
2017-09-12 | L6940691-2 | 2.10 ppb |
2017-12-13 | L6973383-4 | 1.50 ppb |
2017-12-13 | L6973383-3 | 0.500 ppb |
2017-12-13 | L6973383-2 | 1.40 ppb |
2017-12-13 | L6973383-1 | 1.20 ppb |
2018-03-08 | 380309021 | 2.40 ppb |
2018-03-08 | 380309019 | 0.700 ppb |
2018-03-08 | 380309017 | 2.60 ppb |
2018-03-08 | 380309015 | 2.60 ppb |
2018-03-08 | 380309024 | ND |
2018-03-08 | 380309025 | ND |
2018-03-08 | 380309027 | 1.000 ppb |
2018-03-08 | 380309026 | ND |
2018-05-16 | 380516090 | ND |
2018-05-16 | 380516091 | ND |
2018-05-16 | 380516092 | ND |
2018-05-16 | 380516093 | ND |
2018-06-05 | 380607117 | 4.50 ppb |
2018-06-05 | 380607115 | 1.30 ppb |
2018-06-05 | 380607113 | 5.00 ppb |
2018-06-05 | 380607111 | 4.10 ppb |
2018-08-22 | 380822702 | ND |
2018-08-22 | 380822703 | ND |
2018-08-22 | 380822704 | 1.10 ppb |
2018-08-22 | 380822705 | ND |
2018-09-06 | 380906706 | 1.60 ppb |
2018-09-06 | 380906704 | 0.900 ppb |
2018-09-06 | 380906702 | 3.50 ppb |
2018-09-06 | 380906700 | 3.20 ppb |
2018-11-14 | 381114705 | ND |
2018-11-14 | 381114706 | ND |
2018-11-14 | 381114707 | 1.40 ppb |
2018-11-14 | 381114708 | ND |
2018-12-07 | 381207700.1 | 2.80 ppb |
2018-12-07 | 381207702.1 | 0.600 ppb |
2018-12-07 | 381207701.1 | 1.60 ppb |
2018-12-07 | 381207703.1 | 1.10 ppb |
2019-02-21 | 390221706 | ND |
2019-02-21 | 390221707 | ND |
2019-02-21 | 390221708 | 0.800 ppb |
2019-02-21 | 390221709 | ND |
2019-03-07 | 390307720.1 | 1.80 ppb |
2019-03-07 | 390307719.1 | ND |
2019-03-07 | 390307718.1 | 0.800 ppb |
2019-03-07 | 390307717.1 | 1.80 ppb |
2019-05-09 | 390509712 | ND |
2019-05-09 | 390509713 | ND |
2019-05-09 | 390509714 | ND |
2019-05-09 | 390509715 | ND |
2019-06-06 | 390606703.1 | 1.60 ppb |
2019-06-06 | 390606700.1 | 0.500 ppb |
2019-06-06 | 390606702.1 | 2.40 ppb |
2019-06-06 | 390606701.1 | 1.30 ppb |
2019-08-28 | 390828704 | ND |
2019-08-28 | 390828705 | ND |
2019-08-28 | 390828706 | 0.500 ppb |
2019-08-28 | 390828707.1 | ND |
2019-09-05 | 390906707 | 4.40 ppb |
2019-09-05 | 390906704 | ND |
2019-09-05 | 390906706 | 3.90 ppb |
2019-09-05 | 390906705 | 1.40 ppb |
2019-11-21 | 391121772 | ND |
2019-11-21 | 391121773 | ND |
2019-11-21 | 391121774 | ND |
2019-11-21 | 391121775 | ND |
2019-12-05 | 391205703.2A | 2.40 ppb |
2019-12-05 | 391205702.2A | 0.500 ppb |
2019-12-05 | 391205701.2A | 1.40 ppb |
2019-12-05 | 391205700.2A | 3.00 ppb |