1,3-Butadiene
Rehoboth District
12
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 | 12 | 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 |
|---|---|---|
| 2015-03-16 | 3206893 | ND |
| 2015-03-16 | 3206745 | ND |
| 2015-03-16 | 3206828 | ND |
| 2015-03-16 | 3206875 | ND |
| 2015-03-16 | 3206817 | ND |
| 2015-03-16 | 3207263 | ND |
| 2015-09-28 | 3331430 | ND |
| 2015-09-28 | 3331492 | ND |
| 2015-09-28 | 3331337 | ND |
| 2015-09-28 | 3331359 | ND |
| 2015-09-28 | 3331514 | ND |
| 2015-10-26 | 3347263 | ND |