1,3-Butadiene
City of Tempe
24
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 | 12 | 0 | ND |
| 2014 | ND | 12 | 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 |
|---|---|---|
| 2013-07-16 | 201307160353AM | ND |
| 2013-07-16 | 201307160355AM | ND |
| 2013-07-16 | 201307160357AM | ND |
| 2013-07-16 | 201307160359AM | ND |
| 2013-07-16 | 201307160361AM | ND |
| 2013-07-16 | 201307160363AM | ND |
| 2013-07-17 | 201307170522AM | ND |
| 2013-07-31 | 201307310417AM | ND |
| 2013-08-08 | 201308080401AM | ND |
| 2013-08-08 | 201308080403AM | ND |
| 2013-10-22 | 201310220313AM | ND |
| 2013-10-22 | 201310220315AM | ND |
| 2014-01-02 | 201401020139AM | ND |
| 2014-01-14 | 201401140311AM | ND |
| 2014-01-14 | 201401140309AM | ND |
| 2014-01-14 | 201401140307AM | ND |
| 2014-01-14 | 201401140337AM | ND |
| 2014-01-14 | 201401140317AM | ND |
| 2014-01-14 | 201401140313AM | ND |
| 2014-01-14 | 201401140315AM | ND |
| 2014-01-15 | 201401150506AM | ND |
| 2014-01-15 | 201401150504AM | ND |
| 2014-04-23 | 201404230516AM | ND |
| 2014-04-28 | 201404300409AM | ND |