1,3-Butadiene
Polk County Water Authority
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 |
|---|---|---|---|---|
| 2014 | N/A | 0 | 0 | N/A |
| 2015 | ND | 10 | 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 |
|---|---|---|
| 2015-02-10 | 3185354 | ND |
| 2015-02-10 | 3185380 | ND |
| 2015-02-10 | 3185345 | ND |
| 2015-05-12 | 3240725 | ND |
| 2015-05-12 | 3241038 | ND |
| 2015-08-03 | 3291736 | ND |
| 2015-08-03 | 3291745 | ND |
| 2015-08-03 | 3291727 | ND |
| 2015-11-10 | 3356188 | ND |
| 2015-11-10 | 3356173 | ND |