1,3-Butadiene
Belvidere
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 |
|---|---|---|---|---|
| 2013 | ND | 6 | 0 | ND |
| 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 |
|---|---|---|
| 2013-12-09 | 762627-10420 | ND |
| 2013-12-09 | 762637-10428 | ND |
| 2013-12-10 | 762629-10428 | ND |
| 2013-12-10 | 762653-10428 | ND |
| 2013-12-16 | 763931-10449 | ND |
| 2013-12-16 | 763929-10449 | ND |
| 2014-06-02 | 794694-11546 | ND |
| 2014-06-02 | 794700-11534 | ND |
| 2014-06-02 | 794702-11534 | ND |
| 2014-06-02 | 794726-11546 | ND |
| 2014-06-02 | 794696-11534 | ND |
| 2014-06-02 | 794704-11534 | ND |