Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Bromodichloromethane

Artesian Water Company

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.

 

368

Samples

0

Samples exceeding legal limit (MCL)

218

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
20143.00 ppb8036ND - 13.2 ppb
20153.82 ppb7137ND - 15.4 ppb
20163.82 ppb7736ND - 21.0 ppb
20173.26 ppb6944ND - 12.0 ppb
20184.73 ppb3933ND - 8.40 ppb
20196.35 ppb32323.10 ppb - 13.7 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
2014-01-06L4892637-1ND
2014-01-06L4892639-1ND
2014-01-06L4892644-1ND
2014-02-05L4935367-1ND
2014-02-05L4935370-1ND
2014-02-07L4935658-1ND
2014-02-07L4935658-2ND
2014-02-07L4935661-1TTHM3.27 ppb
2014-02-07L4935661-2TTHM4.28 ppb
2014-02-07L4935661-3TTHM4.37 ppb
2014-02-07L4935661-5TTHM4.74 ppb
2014-02-07L4935661-6TTHM4.34 ppb
2014-02-07L4935661-7TTHM4.46 ppb
2014-02-07L4935661-8TTHM4.67 ppb
2014-02-07LL4935661-4TTHM4.13 ppb
2014-02-18L4768478-VOCND
2014-02-20L4768585-VOCND
2014-02-20L4799695-VOCND
2014-02-20L4799863-1 VOCND
2014-02-25L4805909-1 VOCND
2014-02-27L4805818-VOCND
2014-02-27L4830599-1 VOCND
2014-02-27L4830758-VOCND
2014-02-27L4836771-VOCND
2014-03-04L4967359-1ND
2014-03-04L4967359-2ND
2014-03-04L4967360-1VOCND
2014-03-20L4836863-1 VOCND
2014-03-20L4949104-1ND
2014-03-24L4949106-1-VOCND
2014-03-24L4949108-VOCND
2014-03-24L4949110-VOCND
2014-03-24L4949113-VOCND
2014-04-01L4991785-1ND
2014-04-01L4991785-2ND
2014-04-03L5006062-11.31 ppb
2014-04-04L5006551-1ND
2014-05-01L5030569-1ND
2014-05-07L5050389-1 VOC0.890 ppb
2014-05-13L5055104-1-TTHM6.18 ppb
2014-05-13L5055104-2-TTHM4.78 ppb
2014-05-13L5055104-3-TTHM7.20 ppb
2014-05-13L5055104-4-TTHM7.10 ppb
2014-05-13L5055104-57.53 ppb
2014-05-13L5055104-66.86 ppb
2014-05-13L5055104-7-TTHM6.28 ppb
2014-05-13L5055104-8-TTHM5.66 ppb
2014-05-19L5062269-1ND
2014-05-19L5062269-2ND
2014-05-30L5959119-1-VOCND
2014-07-03L5144791-1 VOC0.780 ppb
2014-08-04L5193431-1ND
2014-08-25L5212447-1-TTHM13.2 ppb
2014-08-25L5212447-2-TTHM4.22 ppb
2014-08-25L5212447-3-TTHM7.20 ppb
2014-08-25L5212447-4-TTHM7.15 ppb
2014-08-25L5212447-5-TTHM7.33 ppb
2014-08-25L5212447-6-TTHM10.8 ppb
2014-08-25L5212447-711.1 ppb
2014-08-25L5212447-8-TTHM9.06 ppb
2014-09-02L5231075-1ND
2014-09-02L5231075-2ND
2014-09-03L5235055-1VOCND
2014-09-03L5235055-2-VOCND
2014-10-03L5274679-10.820 ppb
2014-11-04L5314263-1 THHM9.83 ppb
2014-11-04L5314263-2 TTHM11.9 ppb
2014-11-04L5314263-3 TTHM9.98 ppb
2014-11-04L5314263-4 TTHM9.92 ppb
2014-11-04L5314263-5 TTHM10.1 ppb
2014-11-04L5314263-6 TTHM9.54 ppb
2014-11-04L5314263-7 TTHM9.59 ppb
2014-11-04L5314263-8 TTHM9.47 ppb
2014-11-04L5314270-1ND
2014-11-04L5314270-2ND
2014-11-05L5315635-1-VOCND
2014-11-05L5315635-2-VOCND
2014-12-15L5359596-1-VOCND
2014-12-15L5359597-1-VOCND
2014-12-15L5359597-2-VOCND
2015-01-06L5393622-1ND
2015-01-09L5398026-1 VOCND
2015-01-26L5242398-1 VOC0.650 ppb
2015-01-26L5242399-1ND
2015-01-26L5242404-1 VOCND
2015-01-29L524205-1 VOCND
2015-01-29L5242406-1 VOCND
2015-01-29L5242407-1-VOCND
2015-01-29L5242895-1-VOC0.670 ppb
2015-01-30L5242896-1 VOCND
2015-01-30L5250627-1 VOCND
2015-01-30L5250713-1 VOCND
2015-02-06L5444377-1-TTHM4.59 ppb
2015-02-06L5444377-2-TTHM4.92 ppb
2015-02-06L5444377-3-TTHM4.88 ppb
2015-02-06L5444377-4-TTHM4.78 ppb
2015-02-06L5444377-5-TTHM6.40 ppb
2015-02-06L5444377-6-TTHM4.96 ppb
2015-02-06L5444377-7-TTHM4.68 ppb
2015-02-06L5444377-8-TTHM3.91 ppb
2015-02-26L5286929-1 VOCND
2015-03-02L5287047-1-VOCND
2015-03-02L5293036-1 VOCND
2015-03-02L5293104-1-VOCND
2015-03-31L5511077-10.610 ppb
2015-04-01L5513705-1-VOC1.16 ppb
2015-04-15L5536821-1-VOCND
2015-04-15L5537277-1 VOCND
2015-05-08L5580453-1 TTHM6.67 ppb
2015-05-08L5580453-2 TTHM5.56 ppb
2015-05-08L5580453-3 TTHM5.29 ppb
2015-05-08L5580453-4 TTHM5.50 ppb
2015-05-08L5580453-5 TTHM5.14 ppb
2015-05-08L5580453-6 TTHM5.80 ppb
2015-05-08L5580453-7 TTHM5.17 ppb
2015-05-08L5580453-8 TTHM4.24 ppb
2015-06-01L5611916-1ND
2015-06-01L5611916-2ND
2015-06-04L5628778-1ND
2015-06-22L5661471-1ND
2015-07-01L5676946-18.06 ppb
2015-07-06L5692593-1ND
2015-08-25L5778582-1 TTHM13.4 ppb
2015-08-25L5778582-2 TTHM10.7 ppb
2015-08-25L5778582-3 TTHM14.2 ppb
2015-08-25L5778582-4 TTHM15.2 ppb
2015-08-25L5778582-5 TTHM15.4 ppb
2015-08-25L5778582-6 TTHM15.3 ppb
2015-08-25L5778582-7 TTHM15.0 ppb
2015-08-25L5778582-8 TTHM12.6 ppb
2015-09-01L5800237-1ND
2015-09-01L5800237-2ND
2015-09-02L5802388-1ND
2015-09-02L5802391-1ND
2015-09-23L5534590-1 VOCND
2015-10-01L5835730-1 VOCND
2015-10-02L5836565-1 VOCND
2015-10-02L5836566-1 VOCND
2015-10-07L5853905-1 VOC0.540 ppb
2015-11-02L5899917-1ND
2015-11-02L5899917-2ND
2015-11-04L5901720-1 TTHM10.1 ppb
2015-11-04L5901720-2 TTHM10.7 ppb
2015-11-04L5901720-3 TTHM9.90 ppb
2015-11-04L5901720-4 TTHM9.49 ppb
2015-11-04L5901720-5 TTHM9.77 ppb
2015-11-04L5901720-7 TTHM9.04 ppb
2015-11-04L5901720-8 TTHM6.41 ppb
2015-12-10L5590066-1 VOCND
2015-12-10L5956173-1ND
2015-12-10L5956173-2ND
2016-01-04L5988545-1ND
2016-01-04L5988546-1ND
2016-01-04L5988546-2ND
2016-01-04L5988547-10.940 ppb
2016-01-05L6006215-1ND
2016-01-05L6006223-1ND
2016-01-15L5762486-1 VOCND
2016-01-15L5820919-1 VOCND
2016-01-15L5863869-1 VOCND
2016-01-29L6019360-1 VOCND
2016-01-29L6019361-1 VOCND
2016-01-29L6019362-1 VOCND
2016-02-01L6053158-1ND
2016-02-01L6053158-2ND
2016-02-11L6067763-1 TTHM5.40 ppb
2016-02-11L6067763-2 TTHM6.30 ppb
2016-02-11L6067763-3 TTHM4.51 ppb
2016-02-11L6067763-4 TTHM4.74 ppb
2016-02-11L6067763-5 TTHM4.88 ppb
2016-02-11L6067763-6 TTHM4.75 ppb
2016-02-11L6067763-7 TTHM4.44 ppb
2016-02-11L6067763-8 TTHM4.56 ppb
2016-02-17L6019363-1 VOCND
2016-02-17L6019364-1 VOCND
2016-02-17L6019365-1 VOCND
2016-02-23L6019366-1 VOCND
2016-02-23L6019367-1 VOCND
2016-02-23L6019368-1 VOCND
2016-02-23L6019369-1 VOCND
2016-02-23L6019370- VOCND
2016-03-28L6142373-1 VOCND
2016-04-04L6166403-1 VOC2.20 ppb
2016-04-07L6170166-1 VOCND
2016-05-06L6240911-1 TTHM6.30 ppb
2016-05-06L6240911-2 TTHM4.40 ppb
2016-05-06L6240911-3 TTHM5.50 ppb
2016-05-06L6240911-4 TTHM5.60 ppb
2016-05-06L6240911-5 TTHM5.20 ppb
2016-05-06L6240911-6 TTHM5.40 ppb
2016-05-06L6240911-7 TTHM5.20 ppb
2016-05-06L6240911-8 TTHM5.40 ppb
2016-05-20L6019372-1 VOCND
2016-06-06L6019374-1 VOCND
2016-06-06L6302168-1ND
2016-06-10L6307130-1ND
2016-06-16L6319857-1ND
2016-06-16L6319857-2ND
2016-06-21L6326398-1ND
2016-07-06L6359964-1ND
2016-07-08L6361949-10.700 ppb
2016-07-11L6363789-1ND
2016-07-11L6363789-2 VOCND
2016-07-11L6363790-1ND
2016-07-11L6363793-1ND
2016-08-05L6390073-1 VOCND
2016-08-16L6422748-1 TTHM6.90 ppb
2016-08-16L6422748-2 TTHM18.0 ppb
2016-08-16L6422748-3 TTHM18.0 ppb
2016-08-16L6422748-4 TTHM18.0 ppb
2016-08-16L6422748-5 TTHM20.0 ppb
2016-08-16L6422748-6 TTHM21.0 ppb
2016-08-16L6422748-7 TTHM16.0 ppb
2016-08-16L6422748-8 TTHM20.0 ppb
2016-09-09L6461769-1ND
2016-10-04L6499891-1ND
2016-10-04L6499893-11.30 ppb
2016-10-05L6502154-1ND
2016-10-05L6502181-1ND
2016-10-05L6502183-1ND
2016-11-09L6547484-1 TTHM9.00 ppb
2016-11-09L6547484-2 TTHM9.10 ppb
2016-11-09L6547484-3 TTHM9.30 ppb
2016-11-09L6547484-4 TTHM8.20 ppb
2016-11-09L6547484-5 TTHM8.70 ppb
2016-11-09L6547484-6 TTHM8.50 ppb
2016-11-09L6547484-7 TTHM8.90 ppb
2016-11-09L6547484-8 TTHM7.00 ppb
2017-01-04L6630039-1ND
2017-01-04L6630041-1ND
2017-01-06L6631632-1ND
2017-01-18L6547052-1 VOCND
2017-01-20L6469070-1 VOCND
2017-01-20L6469144-1 VOCND
2017-01-23L6485710-1VOCND
2017-01-23L6547102-1 VOCND
2017-01-23L6553141-1 VOCND
2017-01-25L6476340-1 VOCND
2017-01-25L6476416-1 VOCND
2017-01-25L6476488-1 VOCND
2017-01-25L6476525-1 VOC0.600 ppb
2017-01-31L6371963-1 VOC5.40 ppb
2017-01-31L6372370-1 VOC0.700 ppb
2017-01-31L6378581-1 VOCND
2017-02-13L6677174-1 TTHM5.00 ppb
2017-02-13L6677174-2 TTHM5.10 ppb
2017-02-13L6677174-3 TTHM4.90 ppb
2017-02-13L6677174-4 TTHM4.80 ppb
2017-02-13L6677174-5 TTHM4.80 ppb
2017-02-13L6677174-6 TTHM4.70 ppb
2017-02-13L6677174-7 TTHM4.60 ppb
2017-02-13L6677174-8 TTHM4.10 ppb
2017-03-06L6485639-1 VOCND
2017-03-09L6568580-1 VOCND
2017-04-04L6752338-1 VOC1.30 ppb
2017-04-05L6753806-1 VOCND
2017-04-05L6753806-2ND
2017-04-06L6754970-1 VOCND
2017-04-13L6763126-1 524ND
2017-05-03L6791948-1 VOC1.000 ppb
2017-05-08L6797859-5 TTHM5.60 ppb
2017-05-08L6797869-1 TTHM6.10 ppb
2017-05-08L6797869-2 TTHM5.10 ppb
2017-05-08L6797869-3 TTHM5.90 ppb
2017-05-08L6797869-4 TTHM5.70 ppb
2017-05-08L6797869-6 TTHM5.60 ppb
2017-05-08L6797869-7 TTHM5.60 ppb
2017-05-08L6797869-8 TTHM5.20 ppb
2017-06-13L6851464-10.600 ppb
2017-07-06L6895433-1 VOCND
2017-07-10L6899909-1ND
2017-07-12L6903562-10.600 ppb
2017-07-14L6904370-1ND
2017-08-04L6932965-11.10 ppb
2017-08-10L6934266-1 TTHM10.00 ppb
2017-08-10L6934266-2 TTHM6.00 ppb
2017-08-10L6934266-3 TTHM11.0 ppb
2017-08-10L6934266-4 TTHM12.0 ppb
2017-08-10L6934266-5 TTHM12.0 ppb
2017-08-10L6934266-6 TTHM11.0 ppb
2017-08-10L6934266-7 TTHM11.0 ppb
2017-08-10L6934266-8 TTHM8.00 ppb
2017-09-13L6950001-10.500 ppb
2017-10-03L6957608-1ND
2017-10-03L6957609-111.0 ppb
2017-10-10L6959282-1ND
2017-10-10L6959284-1ND
2017-11-07L6968999-11.20 ppb
2017-11-21L6973324-1 TTHM4.60 ppb
2017-11-21L6973324-2 TTHM4.60 ppb
2017-11-21L6973324-3 TTHM4.80 ppb
2017-11-21L6973324-4 TTHM4.70 ppb
2017-11-21L6973324-5 TTHM4.40 ppb
2017-11-21L6973324-6 TTHM4.90 ppb
2017-11-21L6973324-7 TTHM4.70 ppb
2017-11-21L6973324-8 TTHM4.00 ppb
2017-12-067114325-01 VOC0.600 ppb
2018-01-058011810-01ND
2018-01-058011820-01ND
2018-01-108011813-01ND
2018-01-108011818-01ND
2018-01-268014291-01 VOCND
2018-01-268014295-01 VOCND
2018-02-098021657-01 TTHM4.10 ppb
2018-02-098021657-02 TTHM4.00 ppb
2018-02-098021657-03 TTHM4.10 ppb
2018-02-098021657-04 TTHM3.90 ppb
2018-02-098021657-05 TTHM4.10 ppb
2018-02-098021657-06 TTHM0.700 ppb
2018-02-098021657-07 TTHM4.60 ppb
2018-02-098021657-08 TTHM3.60 ppb
2018-05-078051472-01 TTHM5.10 ppb
2018-05-078051472-02 TTHM5.80 ppb
2018-05-078051472-03 TTHM6.30 ppb
2018-05-078051472-04 TTHM4.90 ppb
2018-05-078051472-05 TTHM6.00 ppb
2018-05-078051472-06 TTHM1.90 ppb
2018-05-078051472-07 TTHM6.40 ppb
2018-05-078051472-08 TTHM6.30 ppb
2018-06-128061422-011.50 ppb
2018-08-078076276-01 TTHM8.10 ppb
2018-08-078076276-02 TTHM7.80 ppb
2018-08-078076276-03 TTHM8.20 ppb
2018-08-078076276-04 TTHM8.40 ppb
2018-08-078076276-05 TTHM7.90 ppb
2018-08-078076276-06 TTHM6.60 ppb
2018-08-078076276-07 TTHM7.50 ppb
2018-08-078076276-08 TTHM6.00 ppb
2018-11-098111540-01 TTHM6.50 ppb
2018-11-098111540-02 TTHM5.70 ppb
2018-11-098111540-03 TTHM6.50 ppb
2018-11-098111540-04 TTHM6.50 ppb
2018-11-098111540-05 TTHM6.30 ppb
2018-11-098111540-06 TTHM6.60 ppb
2018-11-098111540-07 TTHM7.50 ppb
2018-11-098111540-08 TTHM5.00 ppb
2019-02-079021338-01 TTHM4.10 ppb
2019-02-079021338-02 TTHM3.70 ppb
2019-02-079021338-03 TTHM3.80 ppb
2019-02-079021338-04 TTHM3.90 ppb
2019-02-079021338-05 TTHM4.00 ppb
2019-02-079021338-06 TTHM4.30 ppb
2019-02-079021338-07 TTHM4.50 ppb
2019-02-079021338-08 TTHM3.10 ppb
2019-05-109045759-01 TTHM5.60 ppb
2019-05-109045759-02 TTHM5.60 ppb
2019-05-109045759-03 TTHM5.40 ppb
2019-05-109045759-04 TTHM5.70 ppb
2019-05-109045759-05 TTHM5.80 ppb
2019-05-109045759-06 TTHM6.60 ppb
2019-05-109045759-07 TTHM6.20 ppb
2019-05-109045759-08 TTHM4.70 ppb
2019-08-099076801-01 TTHM12.0 ppb
2019-08-099076801-02 TTHM12.7 ppb
2019-08-099076801-03 TTHM13.7 ppb
2019-08-099076801-04 TTHM13.3 ppb
2019-08-099076801-05 TTHM11.9 ppb
2019-08-099076801-06 TTHM4.40 ppb
2019-08-099076801-07 TTHM11.2 ppb
2019-08-099076801-08 TTHM6.40 ppb
2019-11-269105731-01 TTHM4.20 ppb
2019-11-269105731-02 TTHM4.10 ppb
2019-11-269105731-03 TTHM4.90 ppb
2019-11-269105731-04 TTHM4.20 ppb
2019-11-269105731-05 TTHM4.10 ppb
2019-11-269105731-06 TTHM4.50 ppb
2019-11-269105731-07 TTHM9.70 ppb
2019-11-269105731-08 TTHM4.90 ppb