Caffeine
California Water Service Company-Lancaster
NOTE: California Water Service Company-Lancaster purchases water from Antelope Valley - East Kern Water Agency which is required to test for caffeine. Sample information shown below was taken by Antelope Valley - East Kern Water Agency.
Caffeine, from coffee and other beverages, is a key indicator of water contamination from wastewater effluent.
13
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 |
|---|---|---|---|---|
| 2018 | ND | 11 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
| 2020 | ND | 1 | 0 | ND |
| 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
All test results
NOTE: California Water Service Company-Lancaster purchases water from Antelope Valley - East Kern Water Agency which is required to test for caffeine. Sample information shown below was taken by Antelope Valley - East Kern Water Agency.
| Date | Lab ID | Result |
|---|---|---|
| 2018-02-28 | CA1910045_019_019-201802280928 | ND |
| 2018-04-11 | CA1910045_009_009-201804110855 | ND |
| 2018-04-11 | CA1910045_010_010-201804110814 | ND |
| 2018-04-11 | CA1910045_007_007-201804110750 | ND |
| 2018-06-20 | CA1910045_023_023-201806201023 | ND |
| 2018-06-20 | CA1910045_024_024-201806200811 | ND |
| 2018-07-11 | CA1910045_008_008-201807110900 | ND |
| 2018-07-11 | CA1910045_010_010-201807110840 | ND |
| 2018-07-11 | CA1910045_007_007-201807110720 | ND |
| 2018-07-11 | CA1910045_009_009-201807110755 | ND |
| 2018-08-08 | CA1910045_019_019-201808081055 | ND |
| 2020-02-12 | CA1910045_017_017-202002121200 | ND |
| 2020-02-20 | CA1910045_018_018-202002201000 | ND |