Dibromoacetic acid
Lockwood Water and Sewer 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.
48
Samples
0
Samples exceeding legal limit (MCL)
23
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2014 | 0.185 ppb | 8 | 3 | ND - 0.560 ppb |
| 2015 | 0.179 ppb | 8 | 4 | ND - 0.480 ppb |
| 2016 | 0.165 ppb | 8 | 4 | ND - 0.410 ppb |
| 2017 | ND | 8 | 0 | ND |
| 2018 | 0.346 ppb | 8 | 6 | ND - 0.610 ppb |
| 2019 | 0.380 ppb | 8 | 6 | ND - 0.880 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 |
|---|---|---|
| 2014-02-12 | B14020719-002B | 0.560 ppb |
| 2014-02-25 | B14021549-001B | ND |
| 2014-05-20 | B14051756-006B | ND |
| 2014-05-20 | B14051756-002B | ND |
| 2014-08-25 | B14082267-004B | ND |
| 2014-08-25 | B14082267-002B | 0.420 ppb |
| 2014-11-24 | B14111724-006B | ND |
| 2014-11-24 | B14111724-002B | 0.500 ppb |
| 2015-02-18 | B15021403-006B | 0.480 ppb |
| 2015-02-18 | B15021403-004B | 0.300 ppb |
| 2015-05-20 | B15051684-001D | ND |
| 2015-05-20 | B15051684-004D | ND |
| 2015-08-25 | B15082216-004D | 0.290 ppb |
| 2015-08-25 | B15082216-003D | ND |
| 2015-11-10 | B15110830-004D | 0.360 ppb |
| 2015-11-10 | B15110830-001D | ND |
| 2016-02-09 | B16020733-004D | 0.410 ppb |
| 2016-02-09 | B16020733-003D | 0.290 ppb |
| 2016-05-12 | B16051065-002B | ND |
| 2016-05-12 | B16051065-001B | ND |
| 2016-08-11 | B16081175-001B | 0.300 ppb |
| 2016-08-11 | B16081136-004D | 0.320 ppb |
| 2016-11-17 | B16111495-003D | ND |
| 2016-11-17 | B16111495-004D | ND |
| 2017-02-24 | B17021713-004D | ND |
| 2017-02-24 | B17021713-003D | ND |
| 2017-05-19 | B17051862-004D | ND |
| 2017-05-19 | B17051862-001D | ND |
| 2017-08-23 | B17082303-004D | ND |
| 2017-08-23 | B17082303-003D | ND |
| 2017-11-14 | B17111132-004D | ND |
| 2017-11-14 | B17111132-003D | ND |
| 2018-02-20 | B18021336-004D | 0.470 ppb |
| 2018-02-20 | B18021336-003D | 0.330 ppb |
| 2018-05-10 | B18051019-001B | ND |
| 2018-05-10 | B18051019-002B | ND |
| 2018-08-20 | B18081950-002B | 0.400 ppb |
| 2018-08-20 | B18081950-001B | 0.610 ppb |
| 2018-11-06 | B18110389-002B | 0.390 ppb |
| 2018-11-06 | B18110389-001B | 0.570 ppb |
| 2019-02-13 | B19020819-002B | 0.650 ppb |
| 2019-02-13 | B19020819-001B | 0.880 ppb |
| 2019-05-01 | B19050064-002B | ND |
| 2019-05-01 | B19050064-001B | ND |
| 2019-08-13 | B19081191-002B | 0.300 ppb |
| 2019-08-13 | B19081191-001B | 0.420 ppb |
| 2019-11-07 | B19110569-001B | 0.440 ppb |
| 2019-11-07 | B19110569-002B | 0.350 ppb |