Dibromoacetic acid
Pasadena
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.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | 1.87 ppb | 32 | 26 | ND - 3.40 ppb |
2015 | 2.01 ppb | 32 | 28 | ND - 3.80 ppb |
2016 | 3.83 ppb | 32 | 31 | ND - 9.00 ppb |
2017 | 2.12 ppb | 32 | 23 | ND - 6.70 ppb |
2018 | 2.07 ppb | 32 | 28 | ND - 5.50 ppb |
2019 | 1.81 ppb | 24 | 19 | ND - 4.70 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 |
---|---|---|
2014-03-12 | 9590-800-1006 | 2.20 ppb |
2014-03-12 | 9590-801-0900 | ND |
2014-03-12 | 9590-802-1058 | 2.80 ppb |
2014-03-12 | 9590-803-1045 | 1.90 ppb |
2014-03-12 | 9590-804-1114 | 2.90 ppb |
2014-03-12 | 9590-805-0920 | 2.30 ppb |
2014-03-12 | 9590-806-0952 | 2.00 ppb |
2014-03-12 | 9590-807-0840 | 2.30 ppb |
2014-06-10 | 9590-800-0800 | 2.40 ppb |
2014-06-10 | 9590-801-0800 | 1.50 ppb |
2014-06-10 | 9590-802-0800 | 2.70 ppb |
2014-06-10 | 9590-803-0800 | 2.40 ppb |
2014-06-10 | 9590-804-0800 | 2.80 ppb |
2014-06-10 | 9590-805-0800 | ND |
2014-06-10 | 9590-806-0800 | 2.40 ppb |
2014-06-10 | 9590-807-0800 | 3.20 ppb |
2014-09-17 | 9590-800-0940 | 2.80 ppb |
2014-09-17 | 9590-801-1047 | 1.90 ppb |
2014-09-17 | 9590-802-1127 | ND |
2014-09-17 | 9590-803-1114 | ND |
2014-09-17 | 9590-804-1146 | ND |
2014-09-17 | 9590-805-1026 | 2.20 ppb |
2014-09-17 | 9590-806-0955 | 2.20 ppb |
2014-09-17 | 9590-807-0910 | 2.10 ppb |
2014-12-17 | 9590-800-0950 | 1.60 ppb |
2014-12-17 | 9590-801-0920 | 1.20 ppb |
2014-12-17 | 9590-802-0830 | 3.40 ppb |
2014-12-17 | 9590-803-0908 | 1.80 ppb |
2014-12-17 | 9590-804-0950 | 3.40 ppb |
2014-12-17 | 9590-805-0850 | 1.60 ppb |
2014-12-17 | 9590-806-1010 | 1.70 ppb |
2014-12-17 | 9590-807-0810 | ND |
2015-03-18 | 9590-800-0836 | 2.30 ppb |
2015-03-18 | 9590-801-0756 | 3.00 ppb |
2015-03-18 | 9590-802-0930 | 3.30 ppb |
2015-03-18 | 9590-803-0915 | 2.30 ppb |
2015-03-18 | 9590-804-0940 | 2.90 ppb |
2015-03-18 | 9590-805-0817 | 2.60 ppb |
2015-03-18 | 9590-806-0850 | 2.40 ppb |
2015-03-18 | 9590-807-0738 | 2.60 ppb |
2015-06-18 | 9590-800-1015 | 2.60 ppb |
2015-06-18 | 9590-801-0845 | 2.00 ppb |
2015-06-18 | 9590-802-0927 | 2.10 ppb |
2015-06-18 | 9590-803-0858 | 1.70 ppb |
2015-06-18 | 9590-804-0950 | 2.20 ppb |
2015-06-18 | 9590-805-0915 | 2.60 ppb |
2015-06-18 | 9590-806-0945 | 2.60 ppb |
2015-06-18 | 9590-807-0815 | ND |
2015-09-16 | 9590-800-1104 | 2.30 ppb |
2015-09-16 | 9590-801-0835 | ND |
2015-09-16 | 9590-802-1152 | 1.20 ppb |
2015-09-16 | 9590-803-1200 | ND |
2015-09-16 | 9590-804-1130 | 1.30 ppb |
2015-09-16 | 9590-805-0910 | 2.20 ppb |
2015-09-16 | 9590-806-1033 | 2.30 ppb |
2015-09-16 | 9590-807-0806 | ND |
2015-12-09 | 9590-800-0926 | 2.00 ppb |
2015-12-09 | 9590-801-1014 | 3.80 ppb |
2015-12-09 | 9590-802-1054 | 2.00 ppb |
2015-12-09 | 9590-803-1110 | 1.20 ppb |
2015-12-09 | 9590-804-1041 | 2.00 ppb |
2015-12-09 | 9590-805-0915 | 2.20 ppb |
2015-12-09 | 9590-806-0910 | 2.30 ppb |
2015-12-09 | 9590-807-0811 | 2.40 ppb |
2016-03-02 | 9590-800-1015 | 8.40 ppb |
2016-03-02 | 9590-801-0834 | 5.00 ppb |
2016-03-02 | 9590-802-0916 | 5.30 ppb |
2016-03-02 | 9590-803-0928 | 1.60 ppb |
2016-03-02 | 9590-804-0900 | 5.10 ppb |
2016-03-02 | 9590-805-0915 | 5.90 ppb |
2016-03-02 | 9590-806-0952 | 9.00 ppb |
2016-03-02 | 9590-807-0810 | 6.50 ppb |
2016-06-15 | 9590-800-0910 | 2.50 ppb |
2016-06-15 | 9590-801-1036 | 3.30 ppb |
2016-06-15 | 9590-802-1005 | 4.00 ppb |
2016-06-15 | 9590-803-1030 | 4.30 ppb |
2016-06-15 | 9590-804-0940 | 4.30 ppb |
2016-06-15 | 9590-805-1000 | 3.20 ppb |
2016-06-15 | 9590-806-0857 | 3.20 ppb |
2016-06-15 | 9590-807-0800 | 2.50 ppb |
2016-09-21 | 9590-800-0936 | 2.10 ppb |
2016-09-21 | 9590-801-1108 | 4.10 ppb |
2016-09-21 | 9590-802-0820 | 4.80 ppb |
2016-09-21 | 9590-803-0910 | 5.50 ppb |
2016-09-21 | 9590-804-0845 | 8.00 ppb |
2016-09-21 | 9590-805-1040 | 5.20 ppb |
2016-09-21 | 9590-806-0913 | 2.70 ppb |
2016-09-21 | 9590-807-0802 | 1.40 ppb |
2016-12-07 | 9590-800-1356 | 2.00 ppb |
2016-12-07 | 9590-801-1307 | 3.60 ppb |
2016-12-07 | 9590-802-1219 | 1.40 ppb |
2016-12-07 | 9590-803-1231 | ND |
2016-12-07 | 9590-804-1205 | 1.40 ppb |
2016-12-07 | 9590-805-1326 | 1.90 ppb |
2016-12-07 | 9590-806-1345 | 2.00 ppb |
2016-12-07 | 9590-807-1251 | 2.50 ppb |
2017-03-08 | 9588-800-1030 | 2.30 ppb |
2017-03-08 | 9588-801-0852 | 1.50 ppb |
2017-03-08 | 9588-802-0852 | 3.40 ppb |
2017-03-08 | 9588-803-0832 | 2.50 ppb |
2017-03-08 | 9588-804-0908 | 3.50 ppb |
2017-03-08 | 9588-805-0920 | 2.50 ppb |
2017-03-08 | 9588-806-1049 | 2.40 ppb |
2017-03-08 | 9588-807-0820 | 2.80 ppb |
2017-06-14 | 9588-800-1000 | 3.60 ppb |
2017-06-14 | 9588-801-0846 | 1.30 ppb |
2017-06-14 | 9588-802-1018 | ND |
2017-06-14 | 9588-803-0946 | ND |
2017-06-14 | 9588-804-1049 | ND |
2017-06-14 | 9588-805-0940 | 3.60 ppb |
2017-06-14 | 9588-806-1018 | 3.60 ppb |
2017-06-14 | 9588-807-0810 | 1.90 ppb |
2017-09-13 | 9588-800-0957 | 3.90 ppb |
2017-09-13 | 9588-801-0850 | 2.00 ppb |
2017-09-13 | 9588-802-0915 | ND |
2017-09-13 | 9588-803-0850 | ND |
2017-09-13 | 9588-804-0940 | ND |
2017-09-13 | 9588-805-0920 | 3.80 ppb |
2017-09-13 | 9588-806-1018 | 3.80 ppb |
2017-09-13 | 9588-807-0830 | 2.70 ppb |
2017-12-13 | 9588-800-1015 | 2.30 ppb |
2017-12-13 | 9588-801-1245 | 6.70 ppb |
2017-12-13 | 9588-802-1050 | ND |
2017-12-13 | 9588-803-1127 | ND |
2017-12-13 | 9588-804-1030 | ND |
2017-12-13 | 9588-805-1150 | 2.10 ppb |
2017-12-13 | 9588-806-1035 | 2.10 ppb |
2017-12-13 | 9588-807-1348 | 3.60 ppb |
2018-03-21 | 9588-800-1249 | 3.70 ppb |
2018-03-21 | 9588-801-1027 | 5.50 ppb |
2018-03-21 | 9588-802-1040 | 1.30 ppb |
2018-03-21 | 9588-803-1020 | 1.50 ppb |
2018-03-21 | 9588-804-1100 | 1.30 ppb |
2018-03-21 | 9588-805-1119 | 3.50 ppb |
2018-03-21 | 9588-806-1317 | 3.50 ppb |
2018-03-21 | 9588-807-1414 | 5.00 ppb |
2018-06-13 | 9588-800-1200 | 2.10 ppb |
2018-06-13 | 9588-801-0950 | 2.10 ppb |
2018-06-13 | 9588-802-1110 | 1.60 ppb |
2018-06-13 | 9588-803-1150 | ND |
2018-06-13 | 9588-804-1100 | 1.30 ppb |
2018-06-13 | 9588-805-1055 | 2.10 ppb |
2018-06-13 | 9588-806-1140 | 2.20 ppb |
2018-06-13 | 9588-807-1235 | 3.80 ppb |
2018-09-12 | 9588-800-1000 | 1.50 ppb |
2018-09-12 | 9588-801-1120 | 1.70 ppb |
2018-09-12 | 9588-802-0929 | 2.90 ppb |
2018-09-12 | 9588-803-0921 | 2.70 ppb |
2018-09-12 | 9588-804-0950 | 3.20 ppb |
2018-09-12 | 9588-805-1145 | 1.40 ppb |
2018-09-12 | 9588-806-0945 | 1.50 ppb |
2018-09-12 | 9588-807-1045 | 1.40 ppb |
2018-12-12 | 9588-800-1120 | ND |
2018-12-12 | 9588-801-0945 | 2.90 ppb |
2018-12-12 | 9588-802-1015 | 2.10 ppb |
2018-12-12 | 9588-803-0950 | 1.40 ppb |
2018-12-12 | 9588-804-1040 | 2.10 ppb |
2018-12-12 | 9588-805-1025 | ND |
2018-12-12 | 9588-806-1145 | ND |
2018-12-12 | 9588-807-0855 | 1.000 ppb |
2019-02-27 | 9588-800-1007 | 1.000 ppb |
2019-02-27 | 9588-801-1120 | ND |
2019-02-27 | 9588-802-1015 | 1.80 ppb |
2019-02-27 | 9588-803-1000 | ND |
2019-02-27 | 9588-804-1040 | 2.60 ppb |
2019-02-27 | 9588-805-0939 | 1.000 ppb |
2019-02-27 | 9588-806-1042 | 1.20 ppb |
2019-02-27 | 9588-807-0830 | ND |
2019-04-03 | 9588-800-1123 | 2.90 ppb |
2019-04-03 | 9588-801-0923 | 3.10 ppb |
2019-04-03 | 9588-802-1234 | 4.70 ppb |
2019-04-03 | 9588-803-1311 | 1.10 ppb |
2019-04-03 | 9588-804-1249 | 4.70 ppb |
2019-04-03 | 9588-805-1023 | 3.00 ppb |
2019-04-03 | 9588-806-1149 | 3.00 ppb |
2019-04-03 | 9588-807-1221 | 2.30 ppb |
2019-07-10 | 9588-800-1015 | 1.60 ppb |
2019-07-10 | 9588-801-0930 | 2.70 ppb |
2019-07-10 | 9588-802-1023 | ND |
2019-07-10 | 9588-803-1121 | ND |
2019-07-10 | 9588-804-1045 | 1.70 ppb |
2019-07-10 | 9588-805-1110 | 1.70 ppb |
2019-07-10 | 9588-806-1030 | 1.70 ppb |
2019-07-10 | 9588-807-0820 | 1.70 ppb |