1,3-Butadiene
Portage
22
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 | 22 | 0 | ND |
| 2014 | N/A | 0 | 0 | N/A |
| 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 |
|---|---|---|
| 2013-04-15 | 714491-8578 | ND |
| 2013-04-15 | 714516-8578 | ND |
| 2013-04-15 | 714508-8578 | ND |
| 2013-04-15 | 714500-8578 | ND |
| 2013-04-15 | 714506-8578 | ND |
| 2013-04-15 | 714519-8578 | ND |
| 2013-04-16 | 715063-8627 | ND |
| 2013-04-16 | 715135-8659 | ND |
| 2013-04-16 | 715067-8659 | ND |
| 2013-04-16 | 715094-8659 | ND |
| 2013-04-16 | 715065-8659 | ND |
| 2013-10-09 | 751704-10019 | ND |
| 2013-10-09 | 751700-10032 | ND |
| 2013-10-09 | 751790-10019 | ND |
| 2013-10-09 | 751714-10019 | ND |
| 2013-10-09 | 751807-10019 | ND |
| 2013-10-09 | 751708-10019 | ND |
| 2013-10-09 | 751702-10019 | ND |
| 2013-10-09 | 751698-10019 | ND |
| 2013-10-09 | 751793-10019 | ND |
| 2013-10-09 | 751706-10019 | ND |
| 2013-10-10 | 751995-10032 | ND |