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Table 2 Master chronologies used in cross-dating cores and fire scars (NOAA 2011) at Crater Lake National Park, Oregon, USA. Both master chronologies were contributed by Briffa, K., and F.H. Schweingruber.

From: Fire History and Forest Structure along an Elevational Gradient in the Southern Cascade Range, Oregon, USA

Site Location Elevation (m) Species Time period Cores (n) Series intercorrelation Mean sensitivity
Mt. Ashland 42°4′12″ N, 122° 43′ 12″ W 1860 Abies magnifica 1739 to 1983 22 0.606 0.182
Crater Lake 42° 58′ 12″ N, 122° 10′ 12″ W 1752 Tsuga mertensiana 1564 to 1983 23 0.735 0.284