1,3-Butadiene
CTWC - Shoreline Region-Guilford System
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 20 | 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 |
---|---|---|
2014-02-10 | 201402110107AM | ND |
2014-02-10 | 201402110093AM | ND |
2014-02-10 | 201402110109AM | ND |
2014-02-11 | 201402120438AM | ND |
2014-02-11 | 201402120403AM | ND |
2014-02-11 | 201402120573AM | ND |
2014-02-11 | 201402120674AM | ND |
2014-02-11 | 201402120405AM | ND |
2014-04-08 | 201404090510AM | ND |
2014-04-08 | 201404090427AM | ND |
2014-05-21 | 201405220417AM | ND |
2014-08-04 | 201408050337AM | ND |
2014-08-04 | 201408050418AM | ND |
2014-08-04 | 201408050384AM | ND |
2014-08-04 | 201408050412AM | ND |
2014-08-25 | 201408260368AM | ND |
2014-08-26 | 201408270820AM | ND |
2014-08-26 | 201408270836AM | ND |
2014-08-26 | 201408270840AM | ND |
2014-11-18 | 201411190581AM | ND |