1,3-Butadiene
City of Richland
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 | ND | 9 | 0 | ND |
| 2015 | ND | 3 | 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 |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | N/A | 0 | 0 | N/A |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
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 |
|---|---|---|
| 2014-06-03 | WA97-SE1-14-10122-24343 | ND |
| 2014-06-03 | WA97-SE1-14-10122-24342 | ND |
| 2014-06-03 | WA97-SE1-14-10122-24341 | ND |
| 2014-06-03 | WA97-SE1-14-10122-24340 | ND |
| 2014-09-09 | WA97-SE2-14-17859-40876 | ND |
| 2014-09-09 | WA97-SE2-14-17859-40875 | ND |
| 2014-12-02 | WA97-SE3-14-23659-53707 | ND |
| 2014-12-02 | WA97-SE3-14-23659-53705 | ND |
| 2014-12-02 | WA97-SE3-14-23659-53709 | ND |
| 2015-01-13 | WA97-SE3-15-00789-1996 | ND |
| 2015-02-24 | WA97-SE4-15-03525-8154 | ND |
| 2015-03-10 | WA97-SE4-15-04495-10284 | ND |