Know Your Environment. Protect Your Health.

Dibromochloromethane

Avon Water Company

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.

 

126

Samples

0

Samples exceeding legal limit (MCL)

97

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20181.84 ppb2616ND - 5.80 ppb
20192.11 ppb2415ND - 7.20 ppb
20203.28 ppb1816ND - 7.00 ppb
20213.47 ppb1817ND - 8.90 ppb
20222.48 ppb2317ND - 8.10 ppb
20233.49 ppb1716ND - 6.30 ppb

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 0.1 ppb

The EWG Health Guideline of 0.1 ppb for dibromochloromethane was 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 and harm to fetal growth and development.

ppb = parts per billion

All test results

Date Lab ID Result
2018-01-24D8A1669-01VOC2.50 ppb
2018-01-24D8A1669-02VOC2.30 ppb
2018-01-24D8A1669-03VOC3.00 ppb
2018-01-24D8A1669-04VOC1.50 ppb
2018-03-05D8C0238-02VOCND
2018-03-05D8C0238-03VOCND
2018-03-05D8C0238-04VOCND
2018-03-05D8C0238-05VOCND
2018-03-05D8C0238-06VOCND
2018-03-05D8C0238-07VOCND
2018-03-05D8C0238-08VOCND
2018-04-25D8D2151-08VOC0.800 ppb
2018-04-25D8D2151-09VOC5.20 ppb
2018-04-25D8D2151-10VOC2.80 ppb
2018-04-25D8D2151-11VOC3.90 ppb
2018-04-25D8D2151-07VOCND
2018-07-26CA987430.630 ppb
2018-07-26CA987444.20 ppb
2018-07-26CA987451.90 ppb
2018-07-26CA987464.10 ppb
2018-07-26CA98747ND
2018-10-09DBP 2005086642.90 ppb
2018-10-09DBP 2005086652.60 ppb
2018-10-09DBP 2005086763.80 ppb
2018-10-09DBP 2005086785.80 ppb
2018-10-09VOC1 200508699ND
2019-01-08DBP 2005181311.80 ppb
2019-01-08DBP 200518132ND
2019-01-08DBP 2005181331.70 ppb
2019-01-08DBP 2005181351.60 ppb
2019-01-29VOC1 200519992ND
2019-01-29VOC1 200519993ND
2019-01-29VOC1 200519991ND
2019-01-29VOC1 200519996ND
2019-01-29VOC1 200519994ND
2019-01-29VOC1 200519995ND
2019-04-11DBP 2005282672.30 ppb
2019-04-11DBP 2005282685.10 ppb
2019-04-11DBP 2005282693.20 ppb
2019-04-11DBP 2005282703.10 ppb
2019-04-16VOC1 200528742ND
2019-07-02DBP 2005389921.20 ppb
2019-07-02DBP 2005389936.10 ppb
2019-07-02DBP 2005389953.90 ppb
2019-07-02DBP 2005389964.70 ppb
2019-08-13VOC1 200544842ND
2019-10-03DBP 2005514291.10 ppb
2019-10-03DBP 2005514307.20 ppb
2019-10-03DBP 2005514313.10 ppb
2019-10-03DBP 2005514324.50 ppb
2020-01-09DBP 2005627551.10 ppb
2020-01-09DBP 2005627562.60 ppb
2020-01-09DBP 2005627572.70 ppb
2020-01-09DBP 2005627582.60 ppb
2020-04-16DBP 2005729262.10 ppb
2020-04-16DBP 2005729274.30 ppb
2020-04-16DBP 2005729283.60 ppb
2020-04-16DBP 2005729296.50 ppb
2020-07-20DBP 2005834131.10 ppb
2020-07-20DBP 2005834145.20 ppb
2020-07-20DBP 2005834152.80 ppb
2020-07-20DBP 2005834165.70 ppb
2020-08-10VOC1 200585683ND
2020-08-10VOC1 200586606ND
2020-10-21DBP 2005950441.10 ppb
2020-10-21DBP 2005950454.00 ppb
2020-10-21DBP 2005950466.70 ppb
2020-10-21DBP 2005950477.00 ppb
2021-01-07DBP 2006034022.20 ppb
2021-01-07DBP 2006034042.10 ppb
2021-01-07DBP 2006034056.30 ppb
2021-01-07DBP 2006034066.40 ppb
2021-04-15DBP 2006136521.70 ppb
2021-04-15DBP 2006136533.20 ppb
2021-04-15DBP 2006136543.60 ppb
2021-04-15DBP 2006136553.90 ppb
2021-06-01VOC1 2006190660.600 ppb
2021-06-08VOC1 200620139ND
2021-07-01DBP 2006233340.900 ppb
2021-07-01DBP 2006233351.50 ppb
2021-07-01DBP 2006233368.40 ppb
2021-07-01DBP 2006233388.90 ppb
2021-10-12H300079406 3000794102.70 ppb
2021-10-12H300079407 3000794124.60 ppb
2021-10-12H300079408 3000794144.40 ppb
2021-10-12H300079409 3000794161.000 ppb
2022-01-14CK177791.20 ppb
2022-01-14CK177802.00 ppb
2022-01-14CK177812.30 ppb
2022-01-17CK17776ND
2022-01-17CK17777ND
2022-01-17CK17778ND
2022-01-18CK177740.730 ppb
2022-03-24CK96357ND
2022-03-28CK96358ND
2022-03-28CK963591.70 ppb
2022-04-15CL111662.40 ppb
2022-04-15CL111673.40 ppb
2022-04-15CL111683.40 ppb
2022-04-15CL111695.30 ppb
2022-07-08CL753090.650 ppb
2022-07-08CL753108.10 ppb
2022-07-08CL753114.30 ppb
2022-07-08CL753123.80 ppb
2022-08-18CM11956ND
2022-10-21CM692482.90 ppb
2022-10-21CM692494.50 ppb
2022-10-21CM692505.00 ppb
2022-10-21CM692515.30 ppb
2023-01-11CN219641.60 ppb
2023-01-12CN241884.00 ppb
2023-01-12CN241895.00 ppb
2023-01-12CN241905.10 ppb
2023-03-03CN54373ND
2023-04-14CN858622.10 ppb
2023-04-14CN858633.40 ppb
2023-04-14CN858643.20 ppb
2023-04-14CN858652.70 ppb
2023-07-13CO530410.900 ppb
2023-07-13CO530423.50 ppb
2023-07-13CO530434.10 ppb
2023-07-25CO588555.10 ppb
2023-10-04CP178071.80 ppb
2023-10-04CP178086.30 ppb
2023-10-04CP178095.80 ppb
2023-10-04CP178104.70 ppb