Willapa

Willapa

Predicted v. Observed Hazards
phi = 33°, B.D. = 2.0, Cohesion = 8 kN/m², T = 65 m²
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	0	0	0		0.0		0.0000	0.0000	0.0000
0-50	34	22	56		259.3		0.1311	0.0848	0.2160
50-100	16	14	30		285.7		0.0560	0.0490	0.1050
100-200	30	24	55		687.0		0.0437	0.0349	0.0801
200-400	39	28	67		1669.0		0.0234	0.0168	0.0401
>400	33	38	71		4815.1		0.0069	0.0079	0.0147
Stable	19	46	66		17757.5		0.0011	0.0026	0.0037
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	0.00	0.00	0.00		0.000
0-50	0.20	0.13	0.16		0.010
50-100	0.09	0.08	0.09		0.011
100-200	0.18	0.14	0.16		0.027
200-400	0.23	0.16	0.19		0.066
>400	0.19	0.22	0.21		0.189
Stable	0.11	0.27	0.19		0.697
Total	0.50	0.50	1.00		1.000

Based on files:

celqust8c Mon Jul 1 16:44:29 1996
polqust8c Mon Jul 1 16:44:29 1996

Cell area (in hectares) is 0.090000

Table created by patrept Version 1.11