Caffeine
California Water Service Company - Hermosa / Redondo Beach
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 |
---|---|---|---|---|
2014 | N/A | 0 | 0 | N/A |
2015 | ND | 2 | 0 | ND |
2016 | ND | 2 | 0 | ND |
2017 | N/A | 0 | 0 | N/A |
2018 | ND | 2 | 0 | ND |
2019 | N/A | 0 | 0 | N/A |
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2015-05-06 | 9590-001-1142 | ND |
2015-08-05 | 9590-001-1210 | ND |
2016-05-18 | 9590-005-1300 | ND |
2016-08-10 | 9590-005-1105 | ND |
2018-07-27 | 9590-001-0935 | ND |
2018-12-20 | 9590-005-1245 | ND |