1,3-Butadiene
Pennsylvania American Royersford
12
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2014 | N/A | 0 | 0 | N/A |
| 2015 | ND | 12 | 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 |
|---|---|---|
| 2015-03-04 | 28404001 | ND |
| 2015-03-04 | 28403901 | ND |
| 2015-03-04 | 28403601 | ND |
| 2015-03-09 | 28403801 | ND |
| 2015-03-10 | 28403701 | ND |
| 2015-06-10 | 29084101 | ND |
| 2015-09-01 | 30138401 | ND |
| 2015-09-01 | 30138201 | ND |
| 2015-09-01 | 30138501 | ND |
| 2015-09-01 | 30138101 | ND |
| 2015-09-16 | 30138301 | ND |
| 2015-12-02 | 30794001 | ND |