1,3-Butadiene
City of Ukiah
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 5 | 0 | ND |
2015 | ND | 5 | 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 |
---|---|---|
2014-07-10 | 201407160576AM | ND |
2014-07-21 | 201407240323AM | ND |
2014-07-22 | 201407290178AM | ND |
2014-07-29 | 201408010191AM | ND |
2014-10-28 | 201410310225AM | ND |
2015-01-27 | 201501300204AM | ND |
2015-01-27 | 201501300444AM | ND |
2015-01-27 | 201501300152AM | ND |
2015-01-28 | 201501300429AM | ND |
2015-04-20 | 201504220574AM | ND |