1,3-Butadiene
South Bend Water Works
18
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 |
|---|---|---|---|---|
| 2013 | ND | 17 | 0 | ND |
| 2014 | ND | 1 | 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 |
|---|---|---|
| 2013-06-05 | 2836720 | ND |
| 2013-06-05 | 2836660 | ND |
| 2013-06-05 | 2836649 | ND |
| 2013-06-06 | 2837680 | ND |
| 2013-06-06 | 2837692 | ND |
| 2013-06-12 | 2840823 | ND |
| 2013-06-12 | 2840811 | ND |
| 2013-06-13 | 2841688 | ND |
| 2013-06-13 | 2841624 | ND |
| 2013-12-05 | 2940576 | ND |
| 2013-12-05 | 2940565 | ND |
| 2013-12-10 | 2942742 | ND |
| 2013-12-11 | 2943651 | ND |
| 2013-12-11 | 2943688 | ND |
| 2013-12-11 | 2943677 | ND |
| 2013-12-12 | 2944715 | ND |
| 2013-12-13 | 2945733 | ND |
| 2014-04-02 | 3001054 | ND |