Table 1 Radiocarbon dates and sampled materials from the 2019 sediment core recovered from Markwood Meadow, California, USA
Sample id | Depth (cm) | Material | 14C age | Error |
|---|---|---|---|---|
PSUAMS 9787 | 11 | Plant macrofossil | -1505 | 35 |
PSUAMS 9788 | 11 | Plant macrofossil | -1480 | 15 |
PSUAMS 11189 | 19–21.5 | Humates | 180 | 15 |
PSUAMS 11190 | 24–27 | Humates | 155 | 15 |
PSUAMS 11196 | 27 | Charcoal | 140 | 15 |
PSUAMS 11191 | 37–40 | Humates | 875 | 15 |
PSUAMS 11197 | 39 | Leaf | -230 | 25 |
PSUAMS 9789 | 43 | Charcoal | 990 | 15 |
PSUAMS 9790 | 60.5 | Charcoal | 1420 | 15 |
PSUAMS 11192 | 60.5–64.5 | Humates | 1480 | 15 |
CAMS 182973 | 62.5 | Charcoal | 1650 | 45 |
PSUAMS9791 | 95 | Charcoal | 2185 | 20 |
CAMS182974 | 120 | Charcoal | 3065 | 30 |