Dibromoacetic acid
Danbury Water Department
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 | 0.186 ppb | 37 | 11 | ND - 0.980 ppb |
2015 | N/A | 0 | 0 | N/A |
2016 | 0.417 ppb | 32 | 13 | ND - 1.50 ppb |
2017 | ND | 32 | 0 | ND |
2018 | 0.172 ppb | 32 | 8 | ND - 1.20 ppb |
2019 | 0.353 ppb | 32 | 17 | ND - 1.20 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 |
---|---|---|
2014-01-06 | E401245-1CH | ND |
2014-01-06 | E401245-2CH | ND |
2014-03-11 | E403C94-2CH | ND |
2014-03-11 | E403C94-4CH | ND |
2014-03-11 | E403C94-7CH | 0.620 ppb |
2014-03-12 | E403C94-1CH | ND |
2014-03-13 | E403C94-6CH | ND |
2014-03-14 | E403C94-8CH | ND |
2014-03-17 | E403C94-3CH | ND |
2014-03-18 | E403C94-5CH | ND |
2014-06-10 | E406G56-4CH | ND |
2014-06-10 | E406G56-6CH | 0.660 ppb |
2014-06-11 | E406G56-1CH | ND |
2014-06-12 | E406G56-2CH | ND |
2014-06-12 | E406G56-7CH | 0.980 ppb |
2014-06-12 | E406G56-8CH | 0.620 ppb |
2014-06-13 | E406G56-5CH | 0.690 ppb |
2014-06-16 | E406G56-3CH | 0.540 ppb |
2014-09-10 | E409F66-1GE | ND |
2014-09-11 | E409F66-4GE | ND |
2014-09-11 | E409F66-6GE | 0.530 ppb |
2014-09-12 | E409F66-2GE | 0.500 ppb |
2014-09-12 | E409F66-8GE | 0.510 ppb |
2014-09-15 | E409F66-3GE | ND |
2014-09-23 | E409M19-1GE | ND |
2014-09-23 | E409M19-2GE | ND |
2014-09-23 | E409M19-3GE | ND |
2014-09-30 | E409T37-2GE | ND |
2014-09-30 | E410021-1GE | ND |
2014-12-12 | E412D88-1GE | ND |
2014-12-12 | E412D88-7GE | 0.650 ppb |
2014-12-12 | E412D88-8GE | ND |
2014-12-15 | E412D88-2GE | ND |
2014-12-15 | E412D88-3GE | ND |
2014-12-15 | E412D88-4GE | ND |
2014-12-15 | E412D88-6GE | ND |
2014-12-16 | E412D88-5GE | 0.600 ppb |
2016-03-09 | E603E03-4-18GE | ND |
2016-03-09 | E603E03-1-16GE | ND |
2016-03-10 | E603E03-2-17GE | ND |
2016-03-10 | E603E03-5-19GE | 0.640 ppb |
2016-03-10 | E603E03-6-20GE | ND |
2016-03-10 | E603E03-7-15GE | 0.740 ppb |
2016-03-11 | E603E03-8-04GE | ND |
2016-03-14 | E603E03-3-03GE | ND |
2016-06-16 | E606O13-1-16GE | ND |
2016-06-16 | E606O13-2-17GE | 0.650 ppb |
2016-06-16 | E606O13-8-04GE | 0.550 ppb |
2016-06-16 | E606O13-4-18GE | ND |
2016-06-16 | E606O13-5-19GE | 0.840 ppb |
2016-06-16 | E606O13-6-20GE | 0.620 ppb |
2016-06-20 | E606O13-7-15GE | 0.910 ppb |
2016-06-20 | E606O13-3-03GE | ND |
2016-09-08 | 188688CH | 1.40 ppb |
2016-09-09 | 188692CH | 1.50 ppb |
2016-09-13 | 188690CH | 1.30 ppb |
2016-09-13 | 188678CH | ND |
2016-09-13 | 188680CH | 1.50 ppb |
2016-09-13 | 188682CH | 1.50 ppb |
2016-09-13 | 188684CH | ND |
2016-09-14 | 188686CH | 1.20 ppb |
2016-12-12 | 192765CH | ND |
2016-12-13 | 192767CH | ND |
2016-12-13 | 192769CH | ND |
2016-12-13 | 192755CH | ND |
2016-12-13 | 192757CH | ND |
2016-12-13 | 192761CH | ND |
2016-12-13 | 192763CH | ND |
2016-12-14 | 192759CH | ND |
2017-03-09 | 196060GE | ND |
2017-03-09 | 196062GE | ND |
2017-03-09 | 196066GE | ND |
2017-03-13 | 196064GE | ND |
2017-03-14 | 196070GE | ND |
2017-03-15 | 196072GE | ND |
2017-03-15 | 196074GE | ND |
2017-03-15 | 196068GE | ND |
2017-06-13 | 200346GE | ND |
2017-06-13 | 200352GE | ND |
2017-06-14 | 200350GE | ND |
2017-06-14 | 200340GE | ND |
2017-06-14 | 200342GE | ND |
2017-06-15 | 200354GE | ND |
2017-06-15 | 200344GE | ND |
2017-06-15 | 200348GE | ND |
2017-09-12 | 204473GE | ND |
2017-09-12 | 204475GE | ND |
2017-09-12 | 204479GE | ND |
2017-09-12 | 204485GE | ND |
2017-09-12 | 204487GE | ND |
2017-09-13 | 204481GE | ND |
2017-09-13 | 204483GE | ND |
2017-09-13 | 204477GE | ND |
2017-12-11 | 208504GE | ND |
2017-12-11 | 208506GE | ND |
2017-12-12 | 208508GE | ND |
2017-12-12 | 208510GE | ND |
2017-12-12 | 208512GE | ND |
2017-12-12 | 208514GE | ND |
2017-12-12 | 208500GE | ND |
2017-12-12 | 208502GE | ND |
2018-03-14 | 211585GE | ND |
2018-03-14 | 211587GE | ND |
2018-03-14 | 211589GE | ND |
2018-03-14 | 211591GE | ND |
2018-03-14 | 211599GE | ND |
2018-03-15 | 211593GE | ND |
2018-03-15 | 211595GE | ND |
2018-03-15 | 211597GE | ND |
2018-06-19 | 215737GE | ND |
2018-06-19 | 215739GE | ND |
2018-06-19 | 215743GE | ND |
2018-06-19 | 215745GE | 1.20 ppb |
2018-06-19 | 215751GE | ND |
2018-06-20 | 215747GE | ND |
2018-06-20 | 215749GE | ND |
2018-06-20 | 215741GE | ND |
2018-09-14 | DBP 200505484 | ND |
2018-09-14 | DBP 200505486 | 0.500 ppb |
2018-09-14 | DBP 200505491 | ND |
2018-09-14 | DBP 200505493 | ND |
2018-09-14 | DBP 200505495 | ND |
2018-09-14 | DBP 200505497 | ND |
2018-09-14 | DBP 200505499 | ND |
2018-09-17 | DBP 200505658 | ND |
2018-12-14 | DBP 200516093 | ND |
2018-12-14 | DBP 200516094 | 0.600 ppb |
2018-12-14 | DBP 200516095 | 0.600 ppb |
2018-12-14 | DBP 200516096 | ND |
2018-12-14 | DBP 200516097 | 0.700 ppb |
2018-12-14 | DBP 200516098 | 0.600 ppb |
2018-12-14 | DBP 200516099 | 0.700 ppb |
2018-12-14 | DBP 200516100 | 0.600 ppb |
2019-03-14 | DBP 200524760 | ND |
2019-03-14 | DBP 200524761 | ND |
2019-03-14 | DBP 200524762 | ND |
2019-03-14 | DBP 200524763 | ND |
2019-03-14 | DBP 200524764 | 0.600 ppb |
2019-03-14 | DBP 200524765 | 0.600 ppb |
2019-03-14 | DBP 200524766 | 0.700 ppb |
2019-03-14 | DBP 200524767 | 0.600 ppb |
2019-06-20 | DBP 200537265 | ND |
2019-06-20 | DBP 200537266 | 0.600 ppb |
2019-06-20 | DBP 200537267 | ND |
2019-06-20 | DBP 200537268 | ND |
2019-06-20 | DBP 200537269 | 0.500 ppb |
2019-06-20 | DBP 200537270 | 0.600 ppb |
2019-06-20 | DBP 200537271 | ND |
2019-06-20 | DBP 200537272 | 0.500 ppb |
2019-09-19 | DBP 200549612 | ND |
2019-09-19 | DBP 200549613 | ND |
2019-09-19 | DBP 200549615 | 1.20 ppb |
2019-09-19 | DBP 200549617 | ND |
2019-09-19 | DBP 200549618 | ND |
2019-10-11 | DBP 200552503 | ND |
2019-10-11 | DBP 200552504 | 0.800 ppb |
2019-10-11 | DBP 200552505 | 0.800 ppb |
2019-12-19 | DBP 200560926 | ND |
2019-12-19 | DBP 200560927 | 0.600 ppb |
2019-12-19 | DBP 200560929 | 0.500 ppb |
2019-12-19 | DBP 200560930 | 0.500 ppb |
2019-12-19 | DBP 200560931 | 0.900 ppb |
2019-12-19 | DBP 200560932 | ND |
2019-12-19 | DBP 200560934 | 0.500 ppb |
2019-12-19 | DBP 200560935 | 0.800 ppb |