Caffeine
Olivenhain Municipal Water District
Caffeine, from coffee and other beverages, is a key indicator of water contamination from wastewater effluent.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | ND | 1 | 0 | ND |
2015 | ND | 1 | 0 | ND |
2016 | ND | 1 | 0 | ND |
2017 | 0.0560 ppb | 1 | 1 | 0.0560 ppb |
2018 | ND | 1 | 0 | ND |
2019 | ND | 1 | 0 | ND |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-08-20 | 9590-003-1330 | ND |
2015-08-19 | 9590-003-1221 | ND |
2016-08-17 | 9590-003-1100 | ND |
2017-08-24 | 9590-003-0900 | 0.0560 ppb |
2018-08-08 | 9590-003-0730 | ND |
2019-08-14 | 9590-003-0735 | ND |