Dibromoacetic acid
California Water Service Company - Hermosa / Redondo Beach
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 |
---|---|---|---|---|
2014 | 3.62 ppb | 32 | 32 | 2.70 ppb - 5.10 ppb |
2015 | 3.78 ppb | 32 | 32 | 2.10 ppb - 5.40 ppb |
2016 | 4.15 ppb | 32 | 32 | 1.90 ppb - 6.90 ppb |
2017 | 5.46 ppb | 32 | 32 | 2.70 ppb - 7.80 ppb |
2018 | 3.16 ppb | 35 | 33 | ND - 6.70 ppb |
2019 | 4.48 ppb | 32 | 32 | 2.90 ppb - 5.70 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 |
---|---|---|
2014-03-04 | 5810-800-1155 | 3.60 ppb |
2014-03-04 | 5810-801-0921 | 3.00 ppb |
2014-03-04 | 5810-802-0910 | 2.80 ppb |
2014-03-04 | 5810-803-1419 | 2.90 ppb |
2014-03-04 | 5810-804-0848 | 3.10 ppb |
2014-03-04 | 5810-805-1504 | 3.10 ppb |
2014-03-04 | 5810-806-1035 | 3.00 ppb |
2014-03-04 | 5810-807-1428 | 2.90 ppb |
2014-06-03 | 5810-800-1242 | 3.70 ppb |
2014-06-03 | 5810-801-0947 | 3.50 ppb |
2014-06-03 | 5810-802-0935 | 3.50 ppb |
2014-06-03 | 5810-803-1437 | 4.90 ppb |
2014-06-03 | 5810-804-0912 | 3.80 ppb |
2014-06-03 | 5810-805-1525 | 3.90 ppb |
2014-06-03 | 5810-806-1052 | 3.80 ppb |
2014-06-03 | 5810-807-1448 | 4.90 ppb |
2014-09-02 | 5810-800-1300 | 4.00 ppb |
2014-09-02 | 5810-801-1025 | 3.70 ppb |
2014-09-02 | 5810-802-1010 | 3.70 ppb |
2014-09-02 | 5810-803-1500 | 5.10 ppb |
2014-09-02 | 5810-804-0940 | 3.80 ppb |
2014-09-02 | 5810-805-1525 | 3.90 ppb |
2014-09-02 | 5810-806-1130 | 3.70 ppb |
2014-09-02 | 5810-807-1445 | 5.00 ppb |
2014-12-02 | 5810-800-1335 | 3.90 ppb |
2014-12-02 | 5810-801-1050 | 3.10 ppb |
2014-12-02 | 5810-802-1037 | 3.20 ppb |
2014-12-02 | 5810-803-1318 | 4.30 ppb |
2014-12-02 | 5810-804-1012 | 3.10 ppb |
2014-12-02 | 5810-805-1421 | 3.10 ppb |
2014-12-02 | 5810-806-1015 | 3.20 ppb |
2014-12-02 | 5810-807-1336 | 2.70 ppb |
2015-03-03 | 5810-800-1150 | 4.30 ppb |
2015-03-03 | 5810-801-0946 | 4.40 ppb |
2015-03-03 | 5810-802-0934 | 3.40 ppb |
2015-03-03 | 5810-803-1431 | 4.30 ppb |
2015-03-03 | 5810-804-0957 | 3.80 ppb |
2015-03-03 | 5810-805-1521 | 3.90 ppb |
2015-03-03 | 5810-806-1056 | 3.80 ppb |
2015-03-03 | 5810-807-1446 | 3.20 ppb |
2015-06-02 | 5810-800-1242 | 3.70 ppb |
2015-06-02 | 5810-801-1051 | 4.00 ppb |
2015-06-02 | 5810-802-1034 | 3.40 ppb |
2015-06-02 | 5810-803-1443 | 3.00 ppb |
2015-06-02 | 5810-804-0932 | 4.10 ppb |
2015-06-02 | 5810-805-1520 | 3.50 ppb |
2015-06-02 | 5810-806-1131 | 3.20 ppb |
2015-06-02 | 5810-807-1533 | 3.70 ppb |
2015-09-08 | 5810-800-1144 | 4.60 ppb |
2015-09-08 | 5810-801-1000 | 4.20 ppb |
2015-09-08 | 5810-802-0943 | 4.40 ppb |
2015-09-08 | 5810-803-1405 | 4.30 ppb |
2015-09-08 | 5810-804-0915 | 3.90 ppb |
2015-09-08 | 5810-805-1448 | 4.00 ppb |
2015-09-08 | 5810-806-1053 | 4.00 ppb |
2015-09-08 | 5810-807-1419 | 5.40 ppb |
2015-12-08 | 5810-800-1300 | 4.30 ppb |
2015-12-08 | 5810-801-1024 | 3.40 ppb |
2015-12-08 | 5810-802-1015 | 3.40 ppb |
2015-12-08 | 5810-803-1457 | 2.10 ppb |
2015-12-08 | 5810-804-0952 | 3.00 ppb |
2015-12-08 | 5810-805-1536 | 3.00 ppb |
2015-12-08 | 5810-806-1128 | 2.40 ppb |
2015-12-08 | 5810-807-1506 | 4.80 ppb |
2016-03-08 | 5810-800-1300 | 5.40 ppb |
2016-03-08 | 5810-801-1010 | 3.80 ppb |
2016-03-08 | 5810-802-0955 | 4.60 ppb |
2016-03-08 | 5810-803-1454 | 2.70 ppb |
2016-03-08 | 5810-804-0932 | 2.50 ppb |
2016-03-08 | 5810-805-1540 | 4.30 ppb |
2016-03-08 | 5810-806-1113 | 1.90 ppb |
2016-03-08 | 5810-807-1507 | 2.00 ppb |
2016-06-07 | 5810-800-1227 | 4.00 ppb |
2016-06-07 | 5810-801-1027 | 3.90 ppb |
2016-06-07 | 5810-802-1019 | 3.80 ppb |
2016-06-07 | 5810-803-1433 | 3.80 ppb |
2016-06-07 | 5810-804-0955 | 4.10 ppb |
2016-06-07 | 5810-805-1509 | 3.60 ppb |
2016-06-07 | 5810-806-1527 | 4.20 ppb |
2016-06-07 | 5810-807-1441 | 3.70 ppb |
2016-09-06 | 5810-800-0943 | 4.20 ppb |
2016-09-06 | 5810-801-0921 | 4.00 ppb |
2016-09-06 | 5810-802-0914 | 4.20 ppb |
2016-09-06 | 5810-803-1045 | 2.60 ppb |
2016-09-06 | 5810-804-0902 | 4.20 ppb |
2016-09-06 | 5810-805-1022 | 4.30 ppb |
2016-09-06 | 5810-806-1007 | 3.90 ppb |
2016-09-06 | 5810-807-1101 | 3.20 ppb |
2016-12-06 | 5810-800-1147 | 6.20 ppb |
2016-12-06 | 5810-801-0948 | 4.40 ppb |
2016-12-06 | 5810-802-0936 | 4.90 ppb |
2016-12-06 | 5810-803-1439 | 6.90 ppb |
2016-12-06 | 5810-804-0900 | 3.90 ppb |
2016-12-06 | 5810-805-1519 | 6.60 ppb |
2016-12-06 | 5810-806-1056 | 4.80 ppb |
2016-12-06 | 5810-807-1454 | 6.20 ppb |
2017-03-07 | 5810-800-1346 | 6.80 ppb |
2017-03-07 | 5810-801-1049 | 5.20 ppb |
2017-03-07 | 5810-802-1025 | 5.30 ppb |
2017-03-07 | 5810-803-1529 | 6.80 ppb |
2017-03-07 | 5810-804-1004 | 4.50 ppb |
2017-03-07 | 5810-805-1552 | 6.50 ppb |
2017-03-07 | 5810-806-1147 | 5.40 ppb |
2017-03-07 | 5810-807-1600 | 6.30 ppb |
2017-06-06 | 5810-800-1147 | 5.70 ppb |
2017-06-06 | 5810-801-1010 | 4.60 ppb |
2017-06-06 | 5810-802-1000 | 4.80 ppb |
2017-06-06 | 5810-803-1448 | 7.40 ppb |
2017-06-06 | 5810-804-0934 | 4.40 ppb |
2017-06-06 | 5810-805-1515 | 6.50 ppb |
2017-06-06 | 5810-806-1109 | 3.60 ppb |
2017-06-06 | 5810-807-1440 | 6.80 ppb |
2017-09-05 | 5810-800-1258 | 6.90 ppb |
2017-09-05 | 5810-801-0956 | 5.60 ppb |
2017-09-05 | 5810-802-0943 | 6.40 ppb |
2017-09-05 | 5810-803-1447 | 7.60 ppb |
2017-09-05 | 5810-804-0914 | 4.80 ppb |
2017-09-05 | 5810-805-1526 | 7.80 ppb |
2017-09-05 | 5810-806-1112 | 7.40 ppb |
2017-09-05 | 5810-807-1453 | 7.70 ppb |
2017-12-06 | 5810-800-1020 | 3.90 ppb |
2017-12-06 | 5810-801-0950 | 3.80 ppb |
2017-12-06 | 5810-802-0940 | 3.90 ppb |
2017-12-06 | 5810-803-1120 | 5.00 ppb |
2017-12-06 | 5810-804-0920 | 3.20 ppb |
2017-12-06 | 5810-805-1155 | 3.50 ppb |
2017-12-06 | 5810-806-1005 | 3.90 ppb |
2017-12-06 | 5810-807-1135 | 2.70 ppb |
2018-01-16 | 5810-807-1437 | 3.00 ppb |
2018-03-06 | 5810-800-1242 | 5.50 ppb |
2018-03-06 | 5810-801-1005 | 6.50 ppb |
2018-03-06 | 5810-802-0952 | 6.50 ppb |
2018-03-06 | 5810-803-1443 | 6.20 ppb |
2018-03-06 | 5810-804-0915 | 6.60 ppb |
2018-03-06 | 5810-805-1539 | 5.60 ppb |
2018-03-06 | 5810-806-1103 | 6.70 ppb |
2018-03-06 | 5810-807-1455 | 2.70 ppb |
2018-06-05 | 5810-800-1325 | 2.10 ppb |
2018-06-05 | 5810-801-1042 | 1.90 ppb |
2018-06-05 | 5810-802-1024 | 1.90 ppb |
2018-06-05 | 5810-803-1134 | 3.40 ppb |
2018-06-05 | 5810-804-0943 | 1.90 ppb |
2018-06-05 | 5810-805-1350 | 2.00 ppb |
2018-06-05 | 5810-806-1425 | 1.90 ppb |
2018-06-05 | 5810-807-1155 | 3.10 ppb |
2018-07-27 | 9590-001-0935 | ND |
2018-09-04 | 5810-800-1240 | 2.70 ppb |
2018-09-04 | 5810-801-0950 | 2.60 ppb |
2018-09-04 | 5810-802-0941 | 3.00 ppb |
2018-09-04 | 5810-803-1441 | 2.90 ppb |
2018-09-04 | 5810-804-0910 | 2.30 ppb |
2018-09-04 | 5810-805-1522 | 3.00 ppb |
2018-09-04 | 5810-806-1100 | 2.20 ppb |
2018-09-04 | 5810-807-1447 | 2.20 ppb |
2018-12-04 | 5810-800-1033 | 3.20 ppb |
2018-12-04 | 5810-801-1002 | 2.40 ppb |
2018-12-04 | 5810-802-0944 | 2.80 ppb |
2018-12-04 | 5810-803-1412 | 2.90 ppb |
2018-12-04 | 5810-804-0915 | 2.20 ppb |
2018-12-04 | 5810-805-1500 | 3.20 ppb |
2018-12-04 | 5810-806-1214 | 2.70 ppb |
2018-12-04 | 5810-807-1403 | 2.90 ppb |
2018-12-20 | 9590-005-1245 | ND |
2019-03-05 | 5810-800-0940 | 3.20 ppb |
2019-03-05 | 5810-801-1019 | 3.10 ppb |
2019-03-05 | 5810-802-1000 | 2.90 ppb |
2019-03-05 | 5810-803-1115 | 3.70 ppb |
2019-03-05 | 5810-804-1040 | 3.30 ppb |
2019-03-05 | 5810-805-1218 | 3.40 ppb |
2019-03-05 | 5810-806-1156 | 3.10 ppb |
2019-03-05 | 5810-807-1136 | 3.40 ppb |
2019-06-04 | 5810-800-1238 | 5.00 ppb |
2019-06-04 | 5810-801-1002 | 5.70 ppb |
2019-06-04 | 5810-802-0946 | 5.50 ppb |
2019-06-04 | 5810-803-1436 | 4.90 ppb |
2019-06-04 | 5810-804-0918 | 5.40 ppb |
2019-06-04 | 5810-805-1529 | 5.00 ppb |
2019-06-04 | 5810-806-1109 | 5.40 ppb |
2019-06-04 | 5810-807-1451 | 4.90 ppb |
2019-09-03 | 5810-800-1224 | 4.90 ppb |
2019-09-03 | 5810-801-1033 | 4.80 ppb |
2019-09-03 | 5810-802-1022 | 5.10 ppb |
2019-09-03 | 5810-803-1432 | 5.40 ppb |
2019-09-03 | 5810-804-0959 | 4.30 ppb |
2019-09-03 | 5810-805-1537 | 5.30 ppb |
2019-09-03 | 5810-806-1138 | 5.20 ppb |
2019-09-03 | 5810-807-1449 | 5.30 ppb |
2019-12-03 | 5810-800-1132 | 4.80 ppb |
2019-12-03 | 5810-801-1001 | 4.10 ppb |
2019-12-03 | 5810-802-0952 | 4.60 ppb |
2019-12-03 | 5810-803-1320 | 4.20 ppb |
2019-12-03 | 5810-804-0930 | 4.30 ppb |
2019-12-03 | 5810-805-1410 | 4.50 ppb |
2019-12-03 | 5810-806-1043 | 4.20 ppb |
2019-12-03 | 5810-807-1343 | 4.30 ppb |