Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Dibromoacetic acid

Roswell Municipal Water System

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

 

94

Samples

0

Samples exceeding legal limit (MCL)

81

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
20141.02 ppb16160.560 ppb - 2.40 ppb
20150.995 ppb16160.510 ppb - 1.80 ppb
20160.846 ppb1615ND - 1.30 ppb
20170.575 ppb1610ND - 1.90 ppb
20180.282 ppb148ND - 0.740 ppb
20190.604 ppb16160.320 ppb - 1.20 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
2014-02-1920140058141.000 ppb
2014-02-1920140058150.930 ppb
2014-02-1920140058130.600 ppb
2014-02-1920140058122.40 ppb
2014-04-2220140138741.40 ppb
2014-04-2220140138751.000 ppb
2014-04-2220140138760.720 ppb
2014-04-2220140138770.560 ppb
2014-07-2420140235260.840 ppb
2014-07-2420140235250.950 ppb
2014-07-2420140235281.20 ppb
2014-07-2420140235271.50 ppb
2014-10-2220140332871.000 ppb
2014-10-2220140332860.800 ppb
2014-10-2220140332850.710 ppb
2014-10-2220140332880.710 ppb
2015-01-2020150022051.20 ppb
2015-01-2020150022081.000 ppb
2015-01-2020150022070.950 ppb
2015-01-2020150022060.730 ppb
2015-04-1420150115260.510 ppb
2015-04-1420150115250.570 ppb
2015-04-1420150115240.970 ppb
2015-04-1420150115231.20 ppb
2015-07-1420150204401.000 ppb
2015-07-1420150204390.810 ppb
2015-07-1420150204410.680 ppb
2015-07-1420150204381.10 ppb
2015-10-2720150322631.80 ppb
2015-10-2720150322641.40 ppb
2015-10-2720150322611.000 ppb
2015-10-2720150322621.000 ppb
2016-01-2620160025570.650 ppb
2016-01-2620160025560.880 ppb
2016-01-2620160025581.10 ppb
2016-01-2720160025551.30 ppb
2016-04-2020160112911.20 ppb
2016-04-2020160112891.000 ppb
2016-04-2020160112900.600 ppb
2016-04-202016011292ND
2016-07-2520160212271.000 ppb
2016-07-2520160212280.980 ppb
2016-07-2520160212300.850 ppb
2016-07-2520160212290.530 ppb
2016-10-1720160301430.720 ppb
2016-10-1720160301450.560 ppb
2016-10-1720160301441.20 ppb
2016-10-1720160301460.960 ppb
2017-01-1720170013680.960 ppb
2017-01-1720170013660.800 ppb
2017-01-1720170013670.620 ppb
2017-01-172017001369ND
2017-04-1720170112691.90 ppb
2017-04-1720170112681.10 ppb
2017-04-1720170112670.890 ppb
2017-04-1720170112700.870 ppb
2017-07-2520170215650.800 ppb
2017-07-252017021564ND
2017-07-252017021566ND
2017-07-2520170215670.640 ppb
2017-10-2620170309700.620 ppb
2017-10-262017030969ND
2017-10-262017030971ND
2017-10-262017030968ND
2018-01-182018001892ND
2018-01-1820180018910.520 ppb
2018-01-182018001890ND
2018-04-052018009845ND
2018-04-052018009844ND
2018-04-0520180098430.740 ppb
2018-07-0220180182670.360 ppb
2018-07-0220180182660.370 ppb
2018-07-022018018265ND
2018-07-022018018268ND
2018-10-0920180288970.480 ppb
2018-10-0920180288980.320 ppb
2018-10-0920180288990.580 ppb
2018-10-0920180289000.580 ppb
2019-01-0920190006810.630 ppb
2019-01-0920190006820.570 ppb
2019-01-0920190006830.470 ppb
2019-01-0920190006840.700 ppb
2019-04-0220190084791.000 ppb
2019-04-0220190084800.460 ppb
2019-04-0220190084810.620 ppb
2019-04-0220190084780.680 ppb
2019-07-0920190187270.430 ppb
2019-07-0920190187300.500 ppb
2019-07-0920190187290.440 ppb
2019-07-0920190187281.20 ppb
2019-10-0320190283420.620 ppb
2019-10-0320190283410.320 ppb
2019-10-0320190283400.460 ppb
2019-10-0320190283390.560 ppb