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From the introductory memorandum: The following report discusses the result of a one-year study of aggregate resources, regulations and riparian-wetland gravel mine reclamation in Shasta and Tehama Counties. The Department of Conservation, Office of Mine Reclamation records show that 1.53 million tons of gravel were harvested in Shasta and Tehama Counties in 1992. We reviewed county permits and Department of...
The Sacramento River Geomorphic Atlas (1896-2012) (SRGA) documents the geomorphology of the middle reach of the Sacramento River from Red Bluff to Colusa, California, shown in Figure 1. The SRGA was created using a combination of geologic maps, U.S. Geological Survey (USGS) topographic maps, U.S. Department of Agriculture (USDA) and National Agriculture Imagery Program (NAIP) imagery, light detection and ranging...