Dibromoacetic acid
Valencia Water Company
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.
192
Samples
0
Samples exceeding legal limit (MCL)
177
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | 3.28 ppb | 32 | 28 | ND - 5.60 ppb |
| 2015 | 2.49 ppb | 32 | 30 | ND - 8.40 ppb |
| 2016 | 3.78 ppb | 32 | 31 | ND - 7.00 ppb |
| 2017 | 5.09 ppb | 32 | 28 | ND - 7.30 ppb |
| 2018 | 2.95 ppb | 32 | 28 | ND - 5.80 ppb |
| 2019 | 5.22 ppb | 32 | 32 | 1.10 ppb - 6.90 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 |
|---|---|---|
| 2014-01-13 | 9590-800-0850 | ND |
| 2014-01-13 | 9590-801-1005 | 2.50 ppb |
| 2014-01-13 | 9590-802-0916 | ND |
| 2014-01-13 | 9590-803-1135 | 4.10 ppb |
| 2014-01-13 | 9590-804-1335 | ND |
| 2014-01-13 | 9590-805-1315 | ND |
| 2014-01-13 | 9590-806-0945 | 1.60 ppb |
| 2014-01-13 | 9590-807-0805 | 3.40 ppb |
| 2014-04-14 | 9590-800-1120 | 5.30 ppb |
| 2014-04-14 | 9590-801-0928 | 4.50 ppb |
| 2014-04-14 | 9590-802-0810 | 3.10 ppb |
| 2014-04-14 | 9590-803-1320 | 4.80 ppb |
| 2014-04-14 | 9590-804-1100 | 4.90 ppb |
| 2014-04-14 | 9590-805-1335 | 2.10 ppb |
| 2014-04-14 | 9590-806-1015 | 3.70 ppb |
| 2014-04-14 | 9590-807-1130 | 3.00 ppb |
| 2014-07-14 | 9590-800-1300 | 3.50 ppb |
| 2014-07-14 | 9590-801-1100 | 3.90 ppb |
| 2014-07-14 | 9590-802-0815 | 3.90 ppb |
| 2014-07-14 | 9590-803-1315 | 2.50 ppb |
| 2014-07-14 | 9590-804-1230 | 3.70 ppb |
| 2014-07-14 | 9590-805-1345 | 4.70 ppb |
| 2014-07-14 | 9590-806-1000 | 3.80 ppb |
| 2014-07-14 | 9590-807-1410 | 5.20 ppb |
| 2014-10-13 | 9590-800-1100 | 4.20 ppb |
| 2014-10-13 | 9590-801-1400 | 3.40 ppb |
| 2014-10-13 | 9590-802-0900 | 3.40 ppb |
| 2014-10-13 | 9590-803-1400 | 4.30 ppb |
| 2014-10-13 | 9590-804-1455 | 3.50 ppb |
| 2014-10-13 | 9590-805-1415 | 5.60 ppb |
| 2014-10-13 | 9590-806-1300 | 1.70 ppb |
| 2014-10-13 | 9590-807-1545 | 4.60 ppb |
| 2015-01-12 | 9590-800-1040 | 2.90 ppb |
| 2015-01-12 | 9590-801-1130 | 1.30 ppb |
| 2015-01-12 | 9590-802-0840 | 1.20 ppb |
| 2015-01-12 | 9590-803-0910 | 3.20 ppb |
| 2015-01-12 | 9590-804-1120 | 4.90 ppb |
| 2015-01-12 | 9590-805-0950 | 2.30 ppb |
| 2015-01-12 | 9590-806-1100 | 1.80 ppb |
| 2015-01-12 | 9590-807-1340 | 3.20 ppb |
| 2015-04-13 | 9590-800-1330 | 8.40 ppb |
| 2015-04-13 | 9590-801-1450 | 2.10 ppb |
| 2015-04-13 | 9590-802-1400 | 1.90 ppb |
| 2015-04-13 | 9590-803-1030 | 3.40 ppb |
| 2015-04-13 | 9590-804-1310 | 6.70 ppb |
| 2015-04-13 | 9590-805-0940 | 4.00 ppb |
| 2015-04-13 | 9590-806-1345 | 1.90 ppb |
| 2015-04-13 | 9590-807-1420 | 1.60 ppb |
| 2015-07-13 | 9590-800-1311 | 2.30 ppb |
| 2015-07-13 | 9590-801-1345 | 2.10 ppb |
| 2015-07-13 | 9590-802-1245 | 1.90 ppb |
| 2015-07-13 | 9590-803-1331 | 1.30 ppb |
| 2015-07-13 | 9590-804-1302 | 2.40 ppb |
| 2015-07-13 | 9590-805-1350 | ND |
| 2015-07-13 | 9590-806-1330 | 1.10 ppb |
| 2015-07-13 | 9590-807-1235 | 1.90 ppb |
| 2015-10-12 | 9590-800-1135 | ND |
| 2015-10-12 | 9590-801-0930 | 2.90 ppb |
| 2015-10-12 | 9590-802-0838 | 3.00 ppb |
| 2015-10-12 | 9590-803-1315 | 1.30 ppb |
| 2015-10-12 | 9590-804-0936 | 2.00 ppb |
| 2015-10-12 | 9590-805-1307 | 1.50 ppb |
| 2015-10-12 | 9590-806-1006 | 2.40 ppb |
| 2015-10-12 | 9590-807-0750 | 2.70 ppb |
| 2016-01-11 | 9590-800-0900 | 5.70 ppb |
| 2016-01-11 | 9590-801-1010 | 4.40 ppb |
| 2016-01-11 | 9590-802-1050 | 5.20 ppb |
| 2016-01-11 | 9590-803-1310 | 4.20 ppb |
| 2016-01-11 | 9590-804-1400 | 7.00 ppb |
| 2016-01-11 | 9590-805-1330 | 1.10 ppb |
| 2016-01-11 | 9590-806-0940 | 2.80 ppb |
| 2016-01-11 | 9590-807-1110 | 2.30 ppb |
| 2016-04-18 | 9590-800-0928 | 4.70 ppb |
| 2016-04-18 | 9590-801-1040 | 5.30 ppb |
| 2016-04-18 | 9590-802-1100 | 4.70 ppb |
| 2016-04-18 | 9590-803-1255 | 3.80 ppb |
| 2016-04-18 | 9590-804-1345 | 4.40 ppb |
| 2016-04-18 | 9590-805-1320 | 3.10 ppb |
| 2016-04-18 | 9590-806-1010 | 4.40 ppb |
| 2016-04-18 | 9590-807-1120 | 3.00 ppb |
| 2016-07-18 | 9590-800-1012 | 2.90 ppb |
| 2016-07-18 | 9590-801-0858 | 4.10 ppb |
| 2016-07-18 | 9590-802-0830 | 4.50 ppb |
| 2016-07-18 | 9590-803-1042 | 3.90 ppb |
| 2016-07-18 | 9590-804-0919 | 2.60 ppb |
| 2016-07-18 | 9590-805-1120 | 2.70 ppb |
| 2016-07-18 | 9590-806-0924 | 3.70 ppb |
| 2016-07-18 | 9590-807-0810 | 3.80 ppb |
| 2016-10-17 | 9590-800-0910 | 1.60 ppb |
| 2016-10-17 | 9590-801-1000 | 5.60 ppb |
| 2016-10-17 | 9590-802-0835 | 5.10 ppb |
| 2016-10-17 | 9590-803-1130 | 1.40 ppb |
| 2016-10-17 | 9590-804-1100 | ND |
| 2016-10-17 | 9590-805-1145 | 4.60 ppb |
| 2016-10-17 | 9590-806-0935 | 2.80 ppb |
| 2016-10-17 | 9590-807-1025 | 5.70 ppb |
| 2017-01-17 | 9590-800-1015 | ND |
| 2017-01-17 | 9590-801-1045 | 7.10 ppb |
| 2017-01-17 | 9590-802-1100 | 7.30 ppb |
| 2017-01-17 | 9590-803-0930 | 4.30 ppb |
| 2017-01-17 | 9590-804-0900 | ND |
| 2017-01-17 | 9590-805-0945 | 4.50 ppb |
| 2017-01-17 | 9590-806-1030 | 1.70 ppb |
| 2017-01-17 | 9590-807-0835 | 4.80 ppb |
| 2017-04-17 | 9590-800-1000 | 5.80 ppb |
| 2017-04-17 | 9590-801-1040 | 5.80 ppb |
| 2017-04-17 | 9590-802-1055 | 5.90 ppb |
| 2017-04-17 | 9590-803-0915 | 7.20 ppb |
| 2017-04-17 | 9590-804-1130 | 6.80 ppb |
| 2017-04-17 | 9590-805-0935 | 6.00 ppb |
| 2017-04-17 | 9590-806-1020 | 6.50 ppb |
| 2017-04-17 | 9590-807-1110 | 6.30 ppb |
| 2017-07-18 | 9590-800-0905 | 6.10 ppb |
| 2017-07-18 | 9590-801-0935 | 5.10 ppb |
| 2017-07-18 | 9590-802-0955 | 4.50 ppb |
| 2017-07-18 | 9590-803-1045 | 7.30 ppb |
| 2017-07-18 | 9590-804-1020 | 6.50 ppb |
| 2017-07-18 | 9590-805-1100 | 7.00 ppb |
| 2017-07-18 | 9590-806-0920 | 5.20 ppb |
| 2017-07-18 | 9590-807-0835 | 4.10 ppb |
| 2017-10-16 | 9590-800-1005 | ND |
| 2017-10-16 | 9590-801-1030 | 7.10 ppb |
| 2017-10-16 | 9590-802-0950 | 6.40 ppb |
| 2017-10-16 | 9590-803-1125 | ND |
| 2017-10-16 | 9590-804-1100 | 5.30 ppb |
| 2017-10-16 | 9590-805-1130 | 6.80 ppb |
| 2017-10-16 | 9590-806-1015 | 5.90 ppb |
| 2017-10-16 | 9590-807-1045 | 5.60 ppb |
| 2018-01-16 | 9590-800-0903 | ND |
| 2018-01-16 | 9590-801-0932 | 3.50 ppb |
| 2018-01-16 | 9590-802-0945 | 3.80 ppb |
| 2018-01-16 | 9590-803-0826 | 4.30 ppb |
| 2018-01-16 | 9590-804-1021 | 4.00 ppb |
| 2018-01-16 | 9590-805-0840 | 1.60 ppb |
| 2018-01-16 | 9590-806-0917 | 3.20 ppb |
| 2018-01-16 | 9590-807-1000 | 3.40 ppb |
| 2018-04-16 | 9590-800-0840 | ND |
| 2018-04-16 | 9590-801-0905 | 3.60 ppb |
| 2018-04-16 | 9590-802-0925 | 4.00 ppb |
| 2018-04-16 | 9590-803-0810 | 3.20 ppb |
| 2018-04-16 | 9590-804-1005 | ND |
| 2018-04-16 | 9590-805-0820 | 3.00 ppb |
| 2018-04-16 | 9590-806-0855 | 2.70 ppb |
| 2018-04-16 | 9590-807-0945 | 3.40 ppb |
| 2018-07-16 | 9590-800-0845 | ND |
| 2018-07-16 | 9590-801-0925 | 3.20 ppb |
| 2018-07-16 | 9590-802-0945 | 4.00 ppb |
| 2018-07-16 | 9590-803-0810 | 2.70 ppb |
| 2018-07-16 | 9590-804-1020 | 1.60 ppb |
| 2018-07-16 | 9590-805-0820 | 4.60 ppb |
| 2018-07-16 | 9590-806-0905 | 3.40 ppb |
| 2018-07-16 | 9590-807-1000 | 2.00 ppb |
| 2018-10-15 | 9590-800-0835 | 2.30 ppb |
| 2018-10-15 | 9590-801-0800 | 3.30 ppb |
| 2018-10-15 | 9590-802-0850 | 3.50 ppb |
| 2018-10-15 | 9590-803-0945 | 4.40 ppb |
| 2018-10-15 | 9590-804-1110 | 4.30 ppb |
| 2018-10-15 | 9590-805-0920 | 5.80 ppb |
| 2018-10-15 | 9590-806-0815 | 3.20 ppb |
| 2018-10-15 | 9590-807-1135 | 2.40 ppb |
| 2019-01-14 | 9590-800-0910 | 6.90 ppb |
| 2019-01-14 | 9590-801-1000 | 4.90 ppb |
| 2019-01-14 | 9590-802-1015 | 3.10 ppb |
| 2019-01-14 | 9590-803-0835 | 5.70 ppb |
| 2019-01-14 | 9590-804-1100 | 6.80 ppb |
| 2019-01-14 | 9590-805-0845 | 4.50 ppb |
| 2019-01-14 | 9590-806-0935 | 1.10 ppb |
| 2019-01-14 | 9590-807-1030 | 2.90 ppb |
| 2019-04-15 | 9590-800-0935 | 5.20 ppb |
| 2019-04-15 | 9590-801-1020 | 5.20 ppb |
| 2019-04-15 | 9590-802-1040 | 5.20 ppb |
| 2019-04-15 | 9590-803-0840 | 6.20 ppb |
| 2019-04-15 | 9590-804-1125 | 4.70 ppb |
| 2019-04-15 | 9590-805-0900 | 6.70 ppb |
| 2019-04-15 | 9590-806-1000 | 5.50 ppb |
| 2019-04-15 | 9590-807-1100 | 5.50 ppb |
| 2019-07-15 | 9590-800-0920 | 5.70 ppb |
| 2019-07-15 | 9590-801-1030 | 5.50 ppb |
| 2019-07-15 | 9590-802-1050 | 5.90 ppb |
| 2019-07-15 | 9590-803-0835 | 6.30 ppb |
| 2019-07-15 | 9590-804-1200 | 4.70 ppb |
| 2019-07-15 | 9590-805-0900 | 6.80 ppb |
| 2019-07-15 | 9590-806-0955 | 5.80 ppb |
| 2019-07-15 | 9590-807-1125 | 5.40 ppb |
| 2019-10-14 | 9590-800-1125 | 5.60 ppb |
| 2019-10-14 | 9590-801-0815 | 5.90 ppb |
| 2019-10-14 | 9590-802-0835 | 5.70 ppb |
| 2019-10-14 | 9590-803-1040 | 6.30 ppb |
| 2019-10-14 | 9590-804-0935 | 3.60 ppb |
| 2019-10-14 | 9590-805-1100 | 5.30 ppb |
| 2019-10-14 | 9590-806-1210 | 5.40 ppb |
| 2019-10-14 | 9590-807-0905 | 2.90 ppb |