1,3-Butadiene
City of Redding
31
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 | 19 | 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 |
|---|---|---|
| 2013-06-17 | 2844833 | ND |
| 2013-06-17 | 2844317 | ND |
| 2013-06-17 | 2844723 | ND |
| 2013-06-17 | 2844332 | ND |
| 2013-06-17 | 2844855 | ND |
| 2013-06-17 | 2844341 | ND |
| 2013-06-17 | 2844873 | ND |
| 2013-06-17 | 2844842 | ND |
| 2013-06-17 | 2844714 | ND |
| 2013-06-17 | 2844699 | ND |
| 2013-06-27 | 2850072 | ND |
| 2013-06-27 | 2850068 | ND |
| 2013-06-27 | 2850064 | ND |
| 2013-09-12 | 2896049 | ND |
| 2013-09-12 | 2896102 | ND |
| 2013-12-06 | 2941953 | ND |
| 2013-12-06 | 2941962 | ND |
| 2013-12-06 | 2941971 | ND |
| 2013-12-06 | 2941993 | ND |
| 2014-03-20 | 2996218 | ND |
| 2014-03-20 | 2995848 | ND |
| 2014-03-20 | 2995966 | ND |
| 2014-03-20 | 2995709 | ND |
| 2014-03-20 | 2996240 | ND |
| 2014-03-20 | 2995792 | ND |
| 2014-06-12 | 3044493 | ND |
| 2014-06-12 | 3044450 | ND |
| 2014-06-12 | 3044479 | ND |
| 2014-06-12 | 3044546 | ND |
| 2014-06-12 | 3044826 | ND |
| 2014-06-12 | 3044618 | ND |