Willapa

Willapa

Predicted v. Observed Hazards
phi = 45°, B.D. = 2.0, Cohesion = 0, T = 65 m²/day
Model Q for Instability	count of landslides				Area within Basin (hectares)		slides per hectare
Model Q for Instability	Road Related	Not Road-Related/ indeterminate	Total		Area within Basin (hectares)		Road Related	Not Road-Related/ indeterminate	Total
Unstable	3	5	8		20.3		0.1475	0.2458	0.3933
0-50	27	19	46		143.4		0.1883	0.1325	0.3208
50-100	30	13	43		249.4		0.1203	0.0521	0.1724
100-200	37	27	65		610.4		0.0606	0.0442	0.1065
200-400	22	19	41		834.8		0.0264	0.0228	0.0491
>400	6	2	8		482.7		0.0124	0.0041	0.0166
Stable	46	87	134		23132.5		0.0020	0.0038	0.0058
Total	171	172	345		25473.5		0.0067	0.0068	0.0135

normalized by column, and in row of totals
Model Q for Instability	count of landslides				Area within Basin
Model Q for Instability	Road Related	Not Road-Related/ indeterminate	Total		Area within Basin
Unstable	0.02	0.03	0.02		0.001
0-50	0.16	0.11	0.13		0.006
50-100	0.18	0.08	0.12		0.010
100-200	0.22	0.16	0.19		0.024
200-400	0.13	0.11	0.12		0.033
>400	0.04	0.01	0.02		0.019
Stable	0.27	0.51	0.39		0.908
Total	0.50	0.50	1.00		1.000

Based on files:

celqust45c Mon Jul 1 16:44:27 1996
polqust45c Mon Jul 1 16:44:27 1996

Cell area (in hectares) is 0.090000

Table created by patrept Version 1.11