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EWG's Tap Water Database — 2021 UPDATE

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Dibromoacetic acid

Camino Real Regional Utility Authority

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

 

93

Samples

0

Samples exceeding legal limit (MCL)

71

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.684 ppb177ND - 2.79 ppb
20151.06 ppb129ND - 3.50 ppb
20161.32 ppb1614ND - 5.20 ppb
20171.34 ppb1610ND - 4.80 ppb
20181.52 ppb1615ND - 3.20 ppb
20191.46 ppb16160.270 ppb - 3.30 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
2014-03-121403726-004B1.53 ppb
2014-03-121403726-005B1.76 ppb
2014-03-121403726-003BND
2014-03-121403726-001B1.09 ppb
2014-03-121403726-002BND
2014-04-141404657-001B1.23 ppb
2014-04-141404659-001BND
2014-04-141404658-001BND
2014-04-141404660-001BND
2014-07-081407380-001B2.20 ppb
2014-07-081407381-001BND
2014-07-081407379-001BND
2014-07-081407377-001BND
2014-10-201410939-001BND
2014-12-101412551-001B1.02 ppb
2014-12-101412540-001BND
2014-12-101412549-001B2.79 ppb
2015-02-101502467-001B1.96 ppb
2015-02-101502469-001BND
2015-02-101502468-001BND
2015-02-101502458-001BND
2015-07-2920150218051.60 ppb
2015-07-2920150218031.30 ppb
2015-07-2920150218061.10 ppb
2015-07-2920150218040.360 ppb
2015-10-1320150309123.50 ppb
2015-10-1320150309140.620 ppb
2015-10-1320150309111.60 ppb
2015-10-1320150309130.640 ppb
2016-01-2620160024132.40 ppb
2016-01-2620160024141.80 ppb
2016-01-2620160024151.10 ppb
2016-01-2620160024120.380 ppb
2016-05-0420160126261.20 ppb
2016-05-0420160126230.600 ppb
2016-05-0420160126250.550 ppb
2016-05-042016012624ND
2016-07-1320160201592.10 ppb
2016-07-1320160201600.640 ppb
2016-07-1320160201610.790 ppb
2016-07-1320160201582.00 ppb
2016-10-0620160293555.20 ppb
2016-10-0620160293561.70 ppb
2016-10-0620160293570.630 ppb
2016-10-062016029358ND
2017-01-052017000486ND
2017-01-0520170004883.60 ppb
2017-01-0520170004894.50 ppb
2017-01-052017000487ND
2017-04-1220170108894.80 ppb
2017-04-1220170108881.90 ppb
2017-04-1220170108871.70 ppb
2017-04-122017010886ND
2017-07-122017020031ND
2017-07-1220170200330.790 ppb
2017-07-1220170200340.940 ppb
2017-07-1220170200320.980 ppb
2017-10-2320170306231.30 ppb
2017-10-2320170306210.980 ppb
2017-10-232017030622ND
2017-10-232017030620ND
2018-01-2320180022922.10 ppb
2018-01-2320180022911.10 ppb
2018-01-232018002290ND
2018-01-2320180022892.40 ppb
2018-04-2520180114763.20 ppb
2018-04-2520180114732.30 ppb
2018-04-2520180114740.270 ppb
2018-04-2520180114751.60 ppb
2018-07-1820180198250.830 ppb
2018-07-1820180198240.320 ppb
2018-07-1820180198232.70 ppb
2018-07-1820180198220.720 ppb
2018-10-2220180300600.300 ppb
2018-10-2220180300612.50 ppb
2018-10-2220180300622.60 ppb
2018-10-2220180300631.40 ppb
2019-01-1620190014690.870 ppb
2019-01-1620190014700.310 ppb
2019-01-1620190014713.30 ppb
2019-01-1620190014721.80 ppb
2019-04-1720190098060.490 ppb
2019-04-1720190098091.90 ppb
2019-04-1720190098080.270 ppb
2019-04-1720190098072.10 ppb
2019-07-0220190182371.10 ppb
2019-07-0220190182392.80 ppb
2019-07-0220190182380.410 ppb
2019-07-0220190182360.410 ppb
2019-10-0220190282152.10 ppb
2019-10-0220190282142.30 ppb
2019-10-0220190282130.360 ppb
2019-10-0220190282122.90 ppb