Caffeine
Dayton Valley Water System
Caffeine, from coffee and other beverages, is a key indicator of water contamination from wastewater effluent.
4
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 | N/A | 0 | 0 | N/A |
| 2014 | ND | 2 | 0 | ND |
| 2015 | ND | 1 | 0 | ND |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | ND | 1 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-05-13 | 201405140421 | ND |
| 2014-05-13 | 201405140422 | ND |
| 2015-05-11 | 201505130156 | ND |
| 2019-05-20 | 201905240032 | ND |