1,3-Butadiene
City of The Dalles
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 9 | 0 | ND |
2015 | ND | 1 | 0 | ND |
2016 | N/A | 0 | 0 | N/A |
2017 | N/A | 0 | 0 | N/A |
2018 | N/A | 0 | 0 | N/A |
2019 | N/A | 0 | 0 | N/A |
ppb = parts per billion
State and national drinking water standards and health guidelines
EWG Health Guideline 0.0103 ppb
The EWG Health Guideline of 0.0103 ppb for 1,3-butadiene was defined by the Environmental Protection Agency as a benchmark for testing under the Unregulated Contaminant Monitoring Rule program. This health guideline protects against cancer.
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-05-07 | A4D1741-07A | ND |
2014-05-07 | A4D1741-04A | ND |
2014-05-07 | A4D1741-01A | ND |
2014-05-21 | A4D1758-01A | ND |
2014-08-06 | A4G2099-01A | ND |
2014-10-23 | A4J1614-07A | ND |
2014-10-23 | A4J1614-04A | ND |
2014-10-23 | A4J1614-01A | ND |
2014-11-05 | A4J1613-01A | ND |
2015-02-10 | A5A0912-01A | ND |