A GIS-Enabled Approach for Assessing Damage Potential of Levee Systems Based on Underlying Geology and River Morphology

Table 9

Delineation of clay and sand layers in Sacramento area.

Location	Material	Depth	Depth order	Layer ref.	Absolute elevation (m) MSL = 0
					From	To	Layer Range
Sacramento City	Clay	Shallow	1	1st clay	4	−4	8
	Sand	Shallow	2	1st sand	−2	−10	8
	Clay	Deep^a	3	2nd clay	−11	−19	8
	Sand	Deep^a	4	2nd sand	−18	−25	7

aData available only from West Sacramento URS dataset.