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EWG's Tap Water Database — 2021 UPDATE

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Dibromoacetic acid

South Cheyenne Water and Sewer District

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

 

76

Samples

0

Samples exceeding legal limit (MCL)

72

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.533 ppb12120.370 ppb - 0.640 ppb
20150.349 ppb16160.250 ppb - 0.570 ppb
20160.328 ppb16160.250 ppb - 0.410 ppb
20170.355 ppb1612ND - 0.760 ppb
20180.538 ppb16160.430 ppb - 0.640 ppb
2019N/A00N/A

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
2014-05-13C14050405-001B0.370 ppb
2014-05-13C14050405-002B0.390 ppb
2014-05-13C14050405-003B0.400 ppb
2014-05-13C14050405-004B0.380 ppb
2014-08-12C14080594-003B0.640 ppb
2014-08-12C14080594-004B0.610 ppb
2014-08-12C14080594-001B0.600 ppb
2014-08-12C14080594-002B0.610 ppb
2014-11-12C14110456-002B0.600 ppb
2014-11-12C14110456-003B0.640 ppb
2014-11-12C14110456-004B0.590 ppb
2014-11-12C14110456-001B0.560 ppb
2015-02-10C15020387-004B0.290 ppb
2015-02-10C15020387-003B0.290 ppb
2015-02-10C15020387-002B0.280 ppb
2015-02-23C15020690-001B0.310 ppb
2015-05-12C15050439-001B0.290 ppb
2015-05-12C15050439-002B0.270 ppb
2015-05-12C15050439-003B0.290 ppb
2015-05-12C15050439-004B0.250 ppb
2015-08-11C15080441-002B0.450 ppb
2015-08-11C15080441-003B0.450 ppb
2015-08-11C15080441-004B0.510 ppb
2015-08-11C15080441-001B0.570 ppb
2015-11-10C15110374-004B0.310 ppb
2015-11-10C15110374-002B0.370 ppb
2015-11-10C15110374-003B0.300 ppb
2015-11-10C15110374-001B0.350 ppb
2016-02-09C16020308-004B0.280 ppb
2016-02-09C16020308-003B0.300 ppb
2016-02-09C16020308-002B0.300 ppb
2016-02-09C16020308-001B0.320 ppb
2016-05-10C16050375-004B0.380 ppb
2016-05-10C16050375-001B0.360 ppb
2016-05-10C16050375-002B0.340 ppb
2016-05-10C16050375-003B0.380 ppb
2016-08-09C16080459-004B0.390 ppb
2016-08-09C16080459-003B0.410 ppb
2016-08-09C16080459-002B0.360 ppb
2016-08-09C16080459-001B0.370 ppb
2016-11-09C16110450-001B0.270 ppb
2016-11-09C16110450-002B0.270 ppb
2016-11-09C16110450-003B0.260 ppb
2016-11-09C16110450-004B0.250 ppb
2017-02-13C17020353-001BND
2017-02-13C17020353-002BND
2017-02-13C17020353-003BND
2017-02-13C17020353-004BND
2017-05-09C17050357-003B0.380 ppb
2017-05-09C17050357-002B0.340 ppb
2017-05-09C17050357-001B0.400 ppb
2017-05-09C17050357-004B0.360 ppb
2017-08-08C17080403-004B0.400 ppb
2017-08-08C17080403-003B0.410 ppb
2017-08-08C17080403-002B0.410 ppb
2017-08-08C17080403-001B0.400 ppb
2017-11-08C17110290-004B0.720 ppb
2017-11-08C17110290-003B0.760 ppb
2017-11-08C17110290-002B0.350 ppb
2017-11-08C17110290-001B0.750 ppb
2018-02-14C18020405-003B0.470 ppb
2018-02-14C18020405-004B0.440 ppb
2018-02-14C18020405-002B0.430 ppb
2018-02-14C18020405-001B0.460 ppb
2018-05-08C18050388-003B0.570 ppb
2018-05-08C18050388-001B0.540 ppb
2018-05-08C18050388-002B0.490 ppb
2018-05-08C18050388-004B0.540 ppb
2018-08-07C18080271-004B0.640 ppb
2018-08-07C18080271-003B0.630 ppb
2018-08-07C18080271-002B0.620 ppb
2018-08-07C18080271-001B0.620 ppb
2018-11-06C18110205-004B0.550 ppb
2018-11-06C18110205-001B0.520 ppb
2018-11-06C18110205-002B0.570 ppb
2018-11-06C18110205-003B0.520 ppb