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EWG's Tap Water Database — 2021 UPDATE

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Dibromoacetic acid

Midlothian

Dibromoacetic acid, one of the group of five haloacetic acids regulated by federal standards, is formed when chlorine or other disinfectants are used to treat drinking water. Haloacetic acids and other disinfection byproducts increase the risk of cancer and may cause problems during pregnancy. Click here to read more about disinfection byproducts.

MORE ABOUT THIS CONTAMINANT

 

74

Samples

0

Samples exceeding legal limit (MCL)

37

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND80ND
2015ND80ND
2016ND100ND
20170.503 ppb166ND - 1.78 ppb
20181.04 ppb16160.510 ppb - 1.53 ppb
20191.05 ppb1615ND - 1.75 ppb

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.04 ppb

The EWG Health Guideline of 0.04 ppb for dibromoacetic acid was defined in a peer-reviewed scientific study by EWG and represents a on-in-a-million lifetime cancer risk level. This health guideline protects against cancer.

ppb = parts per billion

All test results

Date Lab ID Result
2014-03-181403832-002BND
2014-03-181403832-001BND
2014-06-171406990-001BND
2014-06-171406990-002BND
2014-09-161409856-001BND
2014-09-161409856-002BND
2014-12-161412953-001BND
2014-12-161412953-002BND
2015-03-171503B70-002BND
2015-03-171503B70-001BND
2015-06-161506E82-001BND
2015-07-141507A98-001AND
2015-09-151509C49-001BND
2015-09-151509C49-002BND
2015-12-151512B47-001BND
2015-12-151512B47-002BND
2016-03-151603A42-001BND
2016-03-151603A42-002BND
2016-06-211606I67-001BND
2016-06-211606I67-002BND
2016-09-201609E69-001BND
2016-09-201609E69-002BND
2016-12-201612D61-004BND
2016-12-201612D61-003BND
2016-12-201612D61-002BND
2016-12-201612D61-001BND
2017-03-141703877-002BND
2017-03-141703877-004BND
2017-03-141703877-003BND
2017-03-141703877-001B1.26 ppb
2017-06-201706G06-001BND
2017-06-201706G06-004BND
2017-06-201706G06-003BND
2017-06-201706G06-002BND
2017-09-191709F12-003B1.64 ppb
2017-09-191709F12-001BND
2017-09-191709F12-002BND
2017-09-191709F12-004B1.78 ppb
2017-12-121712862-003B1.14 ppb
2017-12-121712862-001B1.21 ppb
2017-12-121712862-002B1.02 ppb
2017-12-121712862-004BND
2018-03-131803920-004B1.12 ppb
2018-03-131803920-003B1.22 ppb
2018-03-131803920-002B0.829 ppb
2018-03-131803920-001B1.45 ppb
2018-06-191806E43-004B1.30 ppb
2018-06-191806E43-001B1.000 ppb
2018-06-191806E43-002B0.589 ppb
2018-06-191806E43-003B1.17 ppb
2018-09-181809E57-004B1.53 ppb
2018-09-181809E57-003B1.16 ppb
2018-09-181809E57-002B0.820 ppb
2018-09-181809E57-001B0.510 ppb
2018-12-181812D38-001B1.09 ppb
2018-12-181812D38-002B0.902 ppb
2018-12-181812D38-003B1.05 ppb
2018-12-181812D38-004B0.951 ppb
2019-03-121903741-001B1.34 ppb
2019-03-121903741-002B1.22 ppb
2019-03-121903741-003B1.27 ppb
2019-03-121903741-004B1.15 ppb
2019-06-181906D51-001B1.75 ppb
2019-06-181906D51-004B1.69 ppb
2019-06-181906D51-003B1.72 ppb
2019-06-181906D51-002B0.888 ppb
2019-09-171909D66-002B0.470 ppb
2019-09-171909D66-004B1.40 ppb
2019-09-171909D66-003B1.12 ppb
2019-09-171909D66-001B0.570 ppb
2019-12-171912D49-004B0.739 ppb
2019-12-171912D49-003B0.712 ppb
2019-12-171912D49-002BND
2019-12-171912D49-001B0.731 ppb