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		138.7		0.1947	0.1370	0.3317
50-100	30	13	43		248.3		0.1208	0.0524	0.1732
100-200	37	27	64		607.3		0.0609	0.0445	0.1054
200-400	21	19	40		832.9		0.0252	0.0228	0.0480
>400	6	2	8		481.5		0.0125	0.0042	0.0166
Stable	47	87	134		23132.5		0.0020	0.0038	0.0058
Total	171	172	343		23.9		7.1429	7.1846	14.3275

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		0.850
0-50	0.16	0.11	0.13		5.793
50-100	0.18	0.08	0.13		10.372
100-200	0.22	0.16	0.19		25.368
200-400	0.12	0.11	0.12		34.789
>400	0.04	0.01	0.02		20.113
Stable	0.27	0.51	0.39		966.271
Total	0.50	0.50	1.00		1.000

Based on files:

celqust45c Fri May 30 19:31:19 1997
polqust45c Fri May 30 19:31:19 1997

Cell area (in hectares) is 0.090000

Table created by patrept Version 1.14