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EWG's Tap Water Database — 2021 UPDATE

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Dibromoacetic acid

City of Galveston

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

 

192

Samples

0

Samples exceeding legal limit (MCL)

173

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20145.75 ppb3229ND - 13.3 ppb
20153.26 ppb3227ND - 8.70 ppb
20164.14 ppb3228ND - 6.60 ppb
20174.63 ppb3230ND - 8.50 ppb
20185.89 ppb32321.40 ppb - 11.9 ppb
20193.79 ppb3227ND - 7.20 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
2014-03-20AC478944.70 ppb
2014-03-20AC478934.50 ppb
2014-03-20AC47889ND
2014-03-20AC478924.40 ppb
2014-03-20AC478993.70 ppb
2014-03-20AC478715.00 ppb
2014-03-20AC478915.10 ppb
2014-03-20AC478984.90 ppb
2014-06-04AC560289.80 ppb
2014-06-04AC559959.80 ppb
2014-06-04AC560293.70 ppb
2014-06-04AC560408.90 ppb
2014-06-04AC5599413.3 ppb
2014-06-04AC560088.10 ppb
2014-06-04AC5603010.6 ppb
2014-06-04AC560319.70 ppb
2014-09-05AC661265.70 ppb
2014-09-05AC661625.50 ppb
2014-09-05AC66121ND
2014-09-05AC661486.60 ppb
2014-09-05AC661471.80 ppb
2014-09-05AC661274.10 ppb
2014-09-05AC661457.30 ppb
2014-09-05AC661547.20 ppb
2014-12-03AC735176.30 ppb
2014-12-03AC735565.50 ppb
2014-12-03AC73519ND
2014-12-03AC735265.00 ppb
2014-12-03AC735214.20 ppb
2014-12-03AC735575.50 ppb
2014-12-03AC735226.10 ppb
2014-12-03AC735207.00 ppb
2015-02-27AC822992.20 ppb
2015-02-27AC823072.30 ppb
2015-02-27AC82303ND
2015-02-27AC822982.30 ppb
2015-02-27AC823281.20 ppb
2015-02-27AC822962.20 ppb
2015-02-27AC82293ND
2015-02-27AC822973.10 ppb
2015-04-08AC876903.10 ppb
2015-04-08AC876882.20 ppb
2015-04-08AC87685ND
2015-04-08AC876812.80 ppb
2015-04-08AC876891.40 ppb
2015-04-08AC876842.20 ppb
2015-04-08AC876821.90 ppb
2015-04-08AC876913.40 ppb
2015-07-21AD003887.50 ppb
2015-07-21AD003897.00 ppb
2015-07-21AD00369ND
2015-07-21AD003866.80 ppb
2015-07-21AD003871.30 ppb
2015-07-21AD003576.70 ppb
2015-07-21AD003602.70 ppb
2015-07-21AD003598.40 ppb
2015-10-20AD111602.00 ppb
2015-10-20AD111741.70 ppb
2015-10-20AD11175ND
2015-10-20AD111797.50 ppb
2015-10-20AD111641.90 ppb
2015-10-20AD111655.90 ppb
2015-10-20AD111735.90 ppb
2015-10-20AD111778.70 ppb
2016-03-10AD281916.10 ppb
2016-03-10AD281696.60 ppb
2016-03-10AD281906.10 ppb
2016-03-10AD281721.000 ppb
2016-03-10AD28187ND
2016-03-10AD281711.60 ppb
2016-03-10AD281685.20 ppb
2016-03-10AD281885.80 ppb
2016-06-02AD391394.80 ppb
2016-06-02AD391464.60 ppb
2016-06-02AD391493.20 ppb
2016-06-02AD391293.80 ppb
2016-06-02AD391306.60 ppb
2016-06-02AD391443.90 ppb
2016-06-02AD391503.00 ppb
2016-06-02AD391514.70 ppb
2016-09-29AD519616.00 ppb
2016-09-29AD519406.30 ppb
2016-09-29AD51952ND
2016-09-29AD519345.90 ppb
2016-09-29AD519633.70 ppb
2016-09-29AD519436.00 ppb
2016-09-29AD51951ND
2016-09-29AD519594.70 ppb
2016-10-04AD524426.60 ppb
2016-10-04AD524435.70 ppb
2016-10-04AD52440ND
2016-10-04AD524444.50 ppb
2016-10-04AD524413.10 ppb
2016-10-04AD524374.00 ppb
2016-10-04AD524454.30 ppb
2016-10-04AD524384.70 ppb
2017-02-21AD712344.30 ppb
2017-02-21AD712333.70 ppb
2017-02-21AD71235ND
2017-02-21AD712363.30 ppb
2017-02-21AD712377.30 ppb
2017-02-21AD712383.70 ppb
2017-02-21AD712391.000 ppb
2017-02-21AD712703.60 ppb
2017-05-09AD833056.90 ppb
2017-05-09AD833005.60 ppb
2017-05-09AD833075.10 ppb
2017-05-09AD833085.00 ppb
2017-05-09AD833108.50 ppb
2017-05-09AD833015.00 ppb
2017-05-09AD832896.70 ppb
2017-05-09AD833045.00 ppb
2017-08-08AD923937.80 ppb
2017-08-08AD924014.30 ppb
2017-08-08AD923978.10 ppb
2017-08-08AD923985.20 ppb
2017-08-08AD923957.10 ppb
2017-08-08AD923995.80 ppb
2017-08-08AD923964.10 ppb
2017-08-08AD924005.30 ppb
2017-10-11AE005584.30 ppb
2017-10-11AE005653.40 ppb
2017-10-11AE00557ND
2017-10-11AE005593.60 ppb
2017-10-11AE005603.60 ppb
2017-10-11AE005623.50 ppb
2017-10-11AE005634.10 ppb
2017-10-11AE005613.20 ppb
2018-01-31AE114934.00 ppb
2018-01-31AE115034.80 ppb
2018-01-31AE114914.40 ppb
2018-01-31AE114963.70 ppb
2018-01-31AE115025.40 ppb
2018-01-31AE114984.60 ppb
2018-01-31AE114853.40 ppb
2018-01-31AE115043.50 ppb
2018-06-14AE300018.40 ppb
2018-06-14AE300037.30 ppb
2018-06-14AE2999311.9 ppb
2018-06-14AE300095.30 ppb
2018-06-14AE299866.90 ppb
2018-06-14AE300077.80 ppb
2018-06-14AE300068.80 ppb
2018-06-14AE299875.40 ppb
2018-08-08AE361107.00 ppb
2018-08-08AE360846.90 ppb
2018-08-08AE360765.90 ppb
2018-08-08AE360785.50 ppb
2018-08-08AE361056.20 ppb
2018-08-08AE361068.90 ppb
2018-08-08AE360995.40 ppb
2018-08-08AE361046.30 ppb
2018-10-02AE425298.90 ppb
2018-10-02AE425305.50 ppb
2018-10-02AE425312.00 ppb
2018-10-02AE425325.40 ppb
2018-10-02AE425338.00 ppb
2018-10-02AE425344.70 ppb
2018-10-02AE425351.40 ppb
2018-10-02AE425364.80 ppb
2019-01-15AE498133.10 ppb
2019-01-15AE498122.20 ppb
2019-01-15AE49811ND
2019-01-15AE498102.10 ppb
2019-01-15AE498091.10 ppb
2019-01-15AE498082.40 ppb
2019-01-15AE49807ND
2019-01-15AE498062.50 ppb
2019-05-09AE656697.10 ppb
2019-05-09AE656733.20 ppb
2019-05-09AE656715.50 ppb
2019-05-09AE656745.00 ppb
2019-05-09AE656726.10 ppb
2019-05-09AE656754.20 ppb
2019-05-09AE656706.60 ppb
2019-05-09AE656685.90 ppb
2019-07-24AE75769ND
2019-07-24AE757611.90 ppb
2019-07-24AE757465.40 ppb
2019-07-24AE757406.00 ppb
2019-07-24AE757674.20 ppb
2019-07-24AE757415.50 ppb
2019-07-24AE757626.30 ppb
2019-07-24AE757687.20 ppb
2019-11-20AE901493.90 ppb
2019-11-20AE901661.70 ppb
2019-11-20AE90148ND
2019-11-20AE901475.20 ppb
2019-11-20AE901655.80 ppb
2019-11-20AE901525.90 ppb
2019-11-20AE901505.20 ppb
2019-11-20AE90151ND