Dibromoacetic acid
East Valley Water 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.
289
Samples
0
Samples exceeding legal limit (MCL)
183
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2014 | 3.24 ppb | 72 | 49 | ND - 9.30 ppb |
| 2015 | 2.88 ppb | 33 | 13 | ND - 10.6 ppb |
| 2016 | 5.05 ppb | 32 | 21 | ND - 16.0 ppb |
| 2017 | 0.727 ppb | 48 | 14 | ND - 7.90 ppb |
| 2018 | 4.60 ppb | 64 | 53 | ND - 13.6 ppb |
| 2019 | 4.57 ppb | 40 | 33 | ND - 11.8 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 |
|---|---|---|
| 2014-01-30 | 3761-601-0835 | 5.10 ppb |
| 2014-01-30 | 3761-602-0820 | 2.90 ppb |
| 2014-01-30 | 3761-603-0755 | 4.50 ppb |
| 2014-01-30 | 3761-604-0810 | ND |
| 2014-01-30 | 3761-605-0845 | 4.10 ppb |
| 2014-01-30 | 3761-606-0900 | 4.20 ppb |
| 2014-01-30 | 3761-607-0910 | 5.40 ppb |
| 2014-01-30 | 3761-608-0745 | 4.60 ppb |
| 2014-02-27 | 3761-601-0815 | ND |
| 2014-02-27 | 3761-602-0755 | ND |
| 2014-02-27 | 3761-603-0900 | ND |
| 2014-02-27 | 3761-604-0740 | 1.10 ppb |
| 2014-02-27 | 3761-605-0825 | ND |
| 2014-02-27 | 3761-607-0840 | 1.10 ppb |
| 2014-02-27 | 3761-608-0810 | ND |
| 2014-05-23 | 3761-601-0820 | 1.50 ppb |
| 2014-05-23 | 3761-602-0755 | 1.10 ppb |
| 2014-05-23 | 3761-603-0841 | ND |
| 2014-05-23 | 3761-604-0743 | 1.10 ppb |
| 2014-05-23 | 3761-605-0832 | ND |
| 2014-05-23 | 3761-606-0904 | ND |
| 2014-05-23 | 3761-607-0919 | 1.30 ppb |
| 2014-05-23 | 3761-608-0809 | 1.50 ppb |
| 2014-07-15 | 3761-002-1155 | 8.50 ppb |
| 2014-07-31 | 3761-601-1006 | 6.40 ppb |
| 2014-07-31 | 3761-602-0933 | 6.00 ppb |
| 2014-07-31 | 3761-603-0953 | 9.30 ppb |
| 2014-07-31 | 3761-604-0917 | ND |
| 2014-07-31 | 3761-605-1105 | 8.90 ppb |
| 2014-07-31 | 3761-606-1137 | 8.70 ppb |
| 2014-07-31 | 3761-607-1054 | ND |
| 2014-07-31 | 3761-608-1124 | 5.00 ppb |
| 2014-08-22 | 3761-601-0848 | 4.50 ppb |
| 2014-08-22 | 3761-602-0801 | 3.70 ppb |
| 2014-08-22 | 3761-603-0908 | 5.60 ppb |
| 2014-08-22 | 3761-604-0745 | ND |
| 2014-08-22 | 3761-605-0859 | 8.60 ppb |
| 2014-08-22 | 3761-606-0922 | 8.40 ppb |
| 2014-08-22 | 3761-607-0958 | ND |
| 2014-08-22 | 3761-608-0836 | 4.70 ppb |
| 2014-09-19 | 3761-601-0842 | 4.70 ppb |
| 2014-09-19 | 3761-602-0749 | 6.70 ppb |
| 2014-09-19 | 3761-603-0852 | 5.80 ppb |
| 2014-09-19 | 3761-604-0733 | ND |
| 2014-09-19 | 3761-605-0829 | 7.10 ppb |
| 2014-09-19 | 3761-606-0815 | 7.00 ppb |
| 2014-09-19 | 3761-607-0917 | ND |
| 2014-09-19 | 3761-608-0800 | 4.80 ppb |
| 2014-10-17 | 3761-601-0758 | 5.50 ppb |
| 2014-10-17 | 3761-602-0730 | 3.10 ppb |
| 2014-10-17 | 3761-603-0821 | 6.00 ppb |
| 2014-10-17 | 3761-604-0713 | ND |
| 2014-10-17 | 3761-605-0812 | 6.20 ppb |
| 2014-10-17 | 3761-606-0853 | 6.10 ppb |
| 2014-10-17 | 3761-607-0840 | 3.90 ppb |
| 2014-10-17 | 3761-608-0749 | 5.20 ppb |
| 2014-11-20 | 3761-601-1004 | 5.50 ppb |
| 2014-11-20 | 3761-602-0913 | 1.50 ppb |
| 2014-11-20 | 3761-603-0924 | 3.30 ppb |
| 2014-11-20 | 3761-604-0845 | ND |
| 2014-11-20 | 3761-605-0940 | 5.80 ppb |
| 2014-11-20 | 3761-606-1019 | 5.70 ppb |
| 2014-11-20 | 3761-607-0833 | ND |
| 2014-11-20 | 3761-608-0954 | 5.30 ppb |
| 2014-12-15 | 3761-601-1029 | 1.30 ppb |
| 2014-12-15 | 3761-602-1009 | ND |
| 2014-12-15 | 3761-603-1046 | ND |
| 2014-12-15 | 3761-604-0952 | ND |
| 2014-12-15 | 3761-605-1039 | ND |
| 2014-12-15 | 3761-606-1055 | ND |
| 2014-12-15 | 3761-607-1108 | 2.20 ppb |
| 2014-12-15 | 3761-608-1020 | 2.70 ppb |
| 2015-01-22 | 3761-601-0935 | ND |
| 2015-01-22 | 3761-602-0844 | ND |
| 2015-01-22 | 3761-603-0853 | ND |
| 2015-01-22 | 3761-604-0828 | ND |
| 2015-01-22 | 3761-605-0924 | ND |
| 2015-01-22 | 3761-606-1017 | ND |
| 2015-01-22 | 3761-607-1039 | ND |
| 2015-01-22 | 3761-608-0908 | ND |
| 2015-04-07 | 3761-002-1230 | ND |
| 2015-04-16 | 3761-601-1100 | ND |
| 2015-04-16 | 3761-602-1015 | ND |
| 2015-04-16 | 3761-603-1027 | ND |
| 2015-04-16 | 3761-604-0950 | ND |
| 2015-04-16 | 3761-605-1041 | ND |
| 2015-04-16 | 3761-606-1112 | ND |
| 2015-04-16 | 3761-607-1126 | ND |
| 2015-04-16 | 3761-608-1052 | ND |
| 2015-07-02 | 3761-601-0804 | 9.70 ppb |
| 2015-07-02 | 3761-602-0744 | 8.10 ppb |
| 2015-07-02 | 3761-603-0822 | 9.70 ppb |
| 2015-07-02 | 3761-604-0733 | ND |
| 2015-07-02 | 3761-605-0814 | 9.50 ppb |
| 2015-07-02 | 3761-606-1010 | 9.70 ppb |
| 2015-07-02 | 3761-607-0840 | 8.60 ppb |
| 2015-07-02 | 3761-608-0755 | 10.6 ppb |
| 2015-12-10 | 3761-601-0817 | 5.80 ppb |
| 2015-12-10 | 3761-602-0749 | ND |
| 2015-12-10 | 3761-603-0803 | ND |
| 2015-12-10 | 3761-604-0732 | 1.30 ppb |
| 2015-12-10 | 3761-605-0829 | 6.10 ppb |
| 2015-12-10 | 3761-606-1115 | 4.70 ppb |
| 2015-12-10 | 3761-607-0859 | 5.80 ppb |
| 2015-12-10 | 3761-608-0841 | 5.40 ppb |
| 2016-01-21 | 3761-601-1015 | 2.90 ppb |
| 2016-01-21 | 3761-602-0903 | ND |
| 2016-01-21 | 3761-603-0953 | ND |
| 2016-01-21 | 3761-604-0845 | ND |
| 2016-01-21 | 3761-605-1003 | ND |
| 2016-01-21 | 3761-606-1056 | ND |
| 2016-01-21 | 3761-607-1120 | 3.80 ppb |
| 2016-01-21 | 3761-608-1023 | 3.20 ppb |
| 2016-04-14 | 3761-601-0948 | ND |
| 2016-04-14 | 3761-602-0856 | 1.50 ppb |
| 2016-04-14 | 3761-603-0905 | 1.80 ppb |
| 2016-04-14 | 3761-604-0845 | ND |
| 2016-04-14 | 3761-605-0916 | 1.80 ppb |
| 2016-04-14 | 3761-606-1000 | 1.80 ppb |
| 2016-04-14 | 3761-607-1111 | ND |
| 2016-04-14 | 3761-608-0927 | ND |
| 2016-07-21 | 3761-601-0955 | 6.00 ppb |
| 2016-07-21 | 3761-602-0910 | 4.60 ppb |
| 2016-07-21 | 3761-603-0920 | 12.6 ppb |
| 2016-07-21 | 3761-604-0900 | ND |
| 2016-07-21 | 3761-605-0935 | 12.7 ppb |
| 2016-07-21 | 3761-606-1010 | ND |
| 2016-07-21 | 3761-607-1020 | 8.10 ppb |
| 2016-07-21 | 3761-608-0945 | 8.50 ppb |
| 2016-11-17 | 3761-601-0906 | 14.5 ppb |
| 2016-11-17 | 3761-602-0828 | 5.50 ppb |
| 2016-11-17 | 3761-603-1000 | 14.0 ppb |
| 2016-11-17 | 3761-604-0813 | 2.20 ppb |
| 2016-11-17 | 3761-605-0946 | 13.3 ppb |
| 2016-11-17 | 3761-606-0918 | 13.0 ppb |
| 2016-11-17 | 3761-607-1025 | 16.0 ppb |
| 2016-11-17 | 3761-608-0856 | 13.7 ppb |
| 2017-02-24 | 3761-601-0940 | ND |
| 2017-02-24 | 3761-602-0900 | 2.60 ppb |
| 2017-02-24 | 3761-603-0915 | 4.40 ppb |
| 2017-02-24 | 3761-604-0845 | 3.80 ppb |
| 2017-02-24 | 3761-605-0925 | ND |
| 2017-02-24 | 3761-606-1020 | 2.40 ppb |
| 2017-02-24 | 3761-607-1005 | 7.90 ppb |
| 2017-02-24 | 3761-608-0950 | ND |
| 2017-05-12 | 3761-601-1143 | 1.10 ppb |
| 2017-05-12 | 3761-602-1023 | ND |
| 2017-05-12 | 3761-603-1057 | ND |
| 2017-05-12 | 3761-604-1013 | ND |
| 2017-05-12 | 3761-605-1111 | ND |
| 2017-05-12 | 3761-606-1222 | ND |
| 2017-05-12 | 3761-607-1243 | ND |
| 2017-05-12 | 3761-608-1127 | 1.50 ppb |
| 2017-08-24 | 3761-601-0848 | ND |
| 2017-08-24 | 3761-602-0828 | ND |
| 2017-08-24 | 3761-603-0838 | ND |
| 2017-08-24 | 3761-604-0817 | 1.40 ppb |
| 2017-08-24 | 3761-605-0908 | ND |
| 2017-08-24 | 3761-606-0920 | ND |
| 2017-08-24 | 3761-607-0931 | ND |
| 2017-08-24 | 3761-608-0858 | ND |
| 2017-10-19 | 3761-601-0845 | ND |
| 2017-10-19 | 3761-602-0815 | ND |
| 2017-10-19 | 3761-603-0825 | ND |
| 2017-10-19 | 3761-604-0800 | ND |
| 2017-10-19 | 3761-605-0835 | ND |
| 2017-10-19 | 3761-606-0915 | ND |
| 2017-10-19 | 3761-607-0930 | ND |
| 2017-10-19 | 3761-608-0900 | ND |
| 2017-11-07 | 3761-601-1043 | ND |
| 2017-11-07 | 3761-602-1053 | ND |
| 2017-11-07 | 3761-603-1013 | ND |
| 2017-11-07 | 3761-604-1103 | 1.80 ppb |
| 2017-11-07 | 3761-605-1023 | ND |
| 2017-11-07 | 3761-606-0920 | ND |
| 2017-11-07 | 3761-607-0850 | ND |
| 2017-11-07 | 3761-608-1033 | ND |
| 2017-12-20 | 3761-601-0942 | 1.80 ppb |
| 2017-12-20 | 3761-602-0912 | ND |
| 2017-12-20 | 3761-603-0919 | ND |
| 2017-12-20 | 3761-604-0916 | 1.20 ppb |
| 2017-12-20 | 3761-605-0927 | 1.70 ppb |
| 2017-12-20 | 3761-606-0955 | ND |
| 2017-12-20 | 3761-607-1015 | 1.30 ppb |
| 2017-12-20 | 3761-608-0935 | 2.00 ppb |
| 2018-01-11 | 3761-601-0938 | ND |
| 2018-01-11 | 3761-602-0845 | ND |
| 2018-01-11 | 3761-603-0855 | ND |
| 2018-01-11 | 3761-604-0833 | 1.90 ppb |
| 2018-01-11 | 3761-605-0910 | ND |
| 2018-01-11 | 3761-606-0954 | ND |
| 2018-01-11 | 3761-607-1016 | ND |
| 2018-01-11 | 3761-608-0922 | 1.40 ppb |
| 2018-02-20 | 3761-601-0950 | 4.10 ppb |
| 2018-02-20 | 3761-602-1020 | 8.30 ppb |
| 2018-02-20 | 3761-603-1010 | 8.40 ppb |
| 2018-02-20 | 3761-604-1050 | 1.60 ppb |
| 2018-02-20 | 3761-605-0920 | 6.00 ppb |
| 2018-02-20 | 3761-606-0855 | 8.00 ppb |
| 2018-02-20 | 3761-607-0905 | 1.20 ppb |
| 2018-02-20 | 3761-608-1000 | 5.30 ppb |
| 2018-04-30 | 3761-601-0945 | 1.20 ppb |
| 2018-04-30 | 3761-602-0805 | ND |
| 2018-04-30 | 3761-603-1125 | 9.20 ppb |
| 2018-04-30 | 3761-604-0745 | 1.70 ppb |
| 2018-04-30 | 3761-605-1105 | 10.00 ppb |
| 2018-04-30 | 3761-606-0925 | 5.10 ppb |
| 2018-04-30 | 3761-607-0900 | 3.10 ppb |
| 2018-04-30 | 3761-608-1010 | 6.50 ppb |
| 2018-05-30 | 3761-601-1008 | 2.90 ppb |
| 2018-05-30 | 3761-602-1101 | ND |
| 2018-05-30 | 3761-603-0937 | 3.30 ppb |
| 2018-05-30 | 3761-604-0741 | 1.40 ppb |
| 2018-05-30 | 3761-605-0947 | 3.20 ppb |
| 2018-05-30 | 3761-606-0915 | 1.70 ppb |
| 2018-05-30 | 3761-607-0841 | 2.90 ppb |
| 2018-05-30 | 3761-608-0957 | 2.80 ppb |
| 2018-08-09 | 3761-601-1142 | 3.30 ppb |
| 2018-08-09 | 3761-602-1101 | ND |
| 2018-08-09 | 3761-603-1111 | 2.80 ppb |
| 2018-08-09 | 3761-604-1050 | 1.30 ppb |
| 2018-08-09 | 3761-605-1122 | 5.20 ppb |
| 2018-08-09 | 3761-606-1152 | 2.00 ppb |
| 2018-08-09 | 3761-607-1205 | 1.80 ppb |
| 2018-08-09 | 3761-608-1132 | 5.40 ppb |
| 2018-09-06 | 3761-601-0740 | 6.90 ppb |
| 2018-09-06 | 3761-602-0805 | 1.000 ppb |
| 2018-09-06 | 3761-603-0855 | ND |
| 2018-09-06 | 3761-604-0815 | 1.20 ppb |
| 2018-09-06 | 3761-605-0845 | ND |
| 2018-09-06 | 3761-606-0825 | 7.60 ppb |
| 2018-09-06 | 3761-607-0835 | 5.50 ppb |
| 2018-09-06 | 3761-608-0750 | 8.00 ppb |
| 2018-10-11 | 3761-601-1005 | 13.5 ppb |
| 2018-10-11 | 3761-602-0924 | 5.40 ppb |
| 2018-10-11 | 3761-603-0934 | 12.4 ppb |
| 2018-10-11 | 3761-604-0855 | 1.30 ppb |
| 2018-10-11 | 3761-605-0946 | 7.60 ppb |
| 2018-10-11 | 3761-606-1015 | 8.80 ppb |
| 2018-10-11 | 3761-607-1033 | 13.6 ppb |
| 2018-10-11 | 3761-608-0956 | 13.1 ppb |
| 2018-11-28 | 3761-601-0946 | 10.4 ppb |
| 2018-11-28 | 3761-602-1027 | 3.70 ppb |
| 2018-11-28 | 3761-603-0936 | 11.2 ppb |
| 2018-11-28 | 3761-604-0804 | 1.30 ppb |
| 2018-11-28 | 3761-605-0920 | 10.3 ppb |
| 2018-11-28 | 3761-606-0855 | 5.80 ppb |
| 2018-11-28 | 3761-607-0840 | 10.5 ppb |
| 2018-11-28 | 3761-608-0910 | 12.1 ppb |
| 2019-01-23 | 3761-601-0935 | 10.3 ppb |
| 2019-01-23 | 3761-602-0815 | 8.80 ppb |
| 2019-01-23 | 3761-603-0835 | 10.7 ppb |
| 2019-01-23 | 3761-604-1020 | 2.70 ppb |
| 2019-01-23 | 3761-605-0950 | 9.90 ppb |
| 2019-01-23 | 3761-606-0845 | 9.50 ppb |
| 2019-01-23 | 3761-607-0900 | 11.2 ppb |
| 2019-01-23 | 3761-608-0940 | 11.4 ppb |
| 2019-02-07 | 3761-601-0925 | 1.10 ppb |
| 2019-02-07 | 3761-602-1005 | ND |
| 2019-02-07 | 3761-603-0945 | ND |
| 2019-02-07 | 3761-604-0745 | 1.000 ppb |
| 2019-02-07 | 3761-605-0940 | 10.4 ppb |
| 2019-02-07 | 3761-606-0910 | 11.8 ppb |
| 2019-02-07 | 3761-607-0835 | 10.5 ppb |
| 2019-02-07 | 3761-608-0930 | 5.90 ppb |
| 2019-05-07 | 3761-601-0935 | 1.50 ppb |
| 2019-05-07 | 3761-602-1019 | ND |
| 2019-05-07 | 3761-603-1008 | ND |
| 2019-05-07 | 3761-604-1029 | ND |
| 2019-05-07 | 3761-605-0955 | 3.90 ppb |
| 2019-05-07 | 3761-606-0922 | 3.50 ppb |
| 2019-05-07 | 3761-607-0905 | ND |
| 2019-05-07 | 3761-608-0945 | 3.30 ppb |
| 2019-08-08 | 3761-601-0931 | 2.30 ppb |
| 2019-08-08 | 3761-602-1020 | 2.00 ppb |
| 2019-08-08 | 3761-603-0953 | 2.00 ppb |
| 2019-08-08 | 3761-604-1009 | ND |
| 2019-08-08 | 3761-605-0944 | 2.30 ppb |
| 2019-08-08 | 3761-606-1042 | 1.90 ppb |
| 2019-08-08 | 3761-607-0905 | 2.40 ppb |
| 2019-08-08 | 3761-608-0921 | 2.60 ppb |
| 2019-11-08 | 3761-601-1019 | 6.30 ppb |
| 2019-11-08 | 3761-602-0959 | 4.10 ppb |
| 2019-11-08 | 3761-603-1047 | 6.20 ppb |
| 2019-11-08 | 3761-604-0941 | 1.20 ppb |
| 2019-11-08 | 3761-605-1034 | 5.70 ppb |
| 2019-11-08 | 3761-606-1107 | 5.30 ppb |
| 2019-11-08 | 3761-607-0915 | 6.70 ppb |
| 2019-11-08 | 3761-608-1010 | 4.20 ppb |