1,3-Butadiene
River Falls Waterworks
10
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 | 5 | 0 | ND |
| 2014 | ND | 5 | 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 |
|---|---|---|
| 2013-10-09 | 751785-10019 | ND |
| 2013-10-09 | 751783-10032 | ND |
| 2013-10-16 | 753334-10045 | ND |
| 2013-10-16 | 753336-10050 | ND |
| 2013-10-22 | 754225-10078 | ND |
| 2014-04-09 | 779356-11131 | ND |
| 2014-04-09 | 779354-11131 | ND |
| 2014-04-21 | 781593-11212 | ND |
| 2014-04-21 | 781590-11212 | ND |
| 2014-04-23 | 782179-11259 | ND |