1,3-Butadiene
Roslyn WD
14
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 | ND | 7 | 0 | ND |
| 2015 | ND | 7 | 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 |
|---|---|---|
| 2014-08-14 | 08010 082014 | ND |
| 2014-08-15 | 02400 082014 | ND |
| 2014-08-18 | 07104 082014 | ND |
| 2014-08-20 | 04265 082014 | ND |
| 2014-08-20 | 07873 082014 | ND |
| 2014-08-25 | 01870 082014 | ND |
| 2014-08-27 | 05852 082014 | ND |
| 2015-02-10 | 07104 022015 | ND |
| 2015-02-10 | 08010 022015 | ND |
| 2015-02-18 | 04265 022015 | ND |
| 2015-02-18 | 05852 022015 | ND |
| 2015-02-23 | 02400 022015 | ND |
| 2015-05-22 | 07873 052015 | ND |
| 2015-05-28 | 01870 052015 | ND |