Table 1 Elevation, number of samples, fire events (total and by indicator type), average mean fire intervals and average point mean fire interval for 15 sites in Los Padres National Forest for the period 1600 to 2005.
From: Using Bigcone Douglas-Fir Fire Scars and Tree Rings to Reconstruct Interior Chaparral Fire History
Site number | Elevation (m) | Sample size (trees) | Fire events (n) | Events documented by | Mean fire interval (yr) | Median fire interval (yr) | Fire return interval (yr) | Avg. point mean fire interval (yr) | ||
|---|---|---|---|---|---|---|---|---|---|---|
Scar | GC | Max. | Min. | |||||||
1 | 1535 | 7 | 19 | 9 | 10 | 20.65 | 20.0 | 41 | 5 | 29.57 |
2 | 1547 | 5 | 18 | 14 | 4 | 15.29 | 9.0 | 78 | 4 | 34.86 |
3 | 1104 | 4 | 8 | 6 | 2 | 34.43 | 31.0 | 64 | 13 | 23.28 |
4 | 1118 | 6 | 20 | 16 | 4 | 19.89 | 14.0 | 41 | 4 | 31.06 |
5 | 1129 | 4 | 20 | 15 | 5 | 20.84 | 17.0 | 54 | 4 | 30.66 |
6 | 1540 | 4 | 13 | 11 | 2 | 28.00 | 21.5 | 68 | 6 | 27.97 |
7 | 1450 | 5 | 15 | 14 | 1 | 24.71 | 24.5 | 53 | 6 | 45.34 |
8 | 1605 | 4 | 16 | 11 | 5 | 25.47 | 21.0 | 55 | 5 | 22.62 |
9 | 1516 | 3 | 9 | 8 | 1 | 30.00 | 21.0 | 60 | 3 | 31.90 |
10 | 1547 | 4 | 9 | 7 | 2 | 39.00 | 22.0 | 48 | 4 | 29.79 |
11 | 1605 | 5 | 13 | 11 | 2 | 24.50 | 42.0 | 64 | 10 | 26.01 |
12 | 1618 | 12 | 27 | 15 | 12 | 13.58 | 10.5 | 61 | 4 | 29.65 |
13 | 1453 | 10 | 28 | 19 | 9 | 13.00 | 11.5 | 36 | 3 | 25.08 |
14 | 1257 | 4 | 9 | 7 | 2 | 34.75 | 25.5 | 100 | 2 | 23.86 |
15 | 1525 | 8 | 14 | 8 | 6 | 25.38 | 18.0 | 58 | 4 | 36.33 |
Avg. | 1441 | 5.7 | 15.9 | 11.4 | 4.5 | 24.57 | 20.6 | 58.7 | 5.1 | 29.87 |