1,3-Butadiene
SNO PUD 1 - Lake Stevens
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 6 | 0 | ND |
2015 | N/A | 0 | 0 | N/A |
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 |
---|---|---|
2014-01-22 | WA97-SE1-14-0129 | ND |
2014-04-15 | WA97-SE2-14-0658 | ND |
2014-04-16 | 97-SE1-14-06586- | ND |
2014-07-22 | WA97-SE3-14-1361 | ND |
2014-10-27 | WA97-SE4-14-2114 | ND |
2014-10-28 | WA98-SE2-14-2131 | ND |