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271. Relative Seismic Shaking Hazards of Monterey County, California, 1999

1999. Rosenberg, Lewis I. This polygon shapefile depicts the seismic shaking level (peak ground acceleration) with a 10% probability of being exceeded in 50 years for Monter... Monterey County (Calif.). Planning Department.

272. Resource Conservation Districts Boundaries: Sonoma County, California

1999. Circuit Rider Productions. THis polygon shapefile depicts Resource Conservation Districts (RCD) boundaries within Sonoma County, California. RCDs continue to render assistanc... Circuit Rider Productions.

273. Riparian Vegetation: Alluvial Areas of Russian River Tributaries, Sonoma County, California, 2000

1999. Circuit Rider Productions. This polygon shapefile describes the the extent of riparian vegetation in alluvial areas of selected Sonoma County, Russian River tributaries in 20... Circuit Rider Productions.

274. Russian River Watershed Boundary, 1999-2002

1999. Circuit Rider Productions. This polygon shapefile represents the boundary of the Russian River Watershed in California. These data are derived from the California Watershed M... Circuit Rider Productions.

275. Soil Map, Jasper Ridge Biological Preserve, 1999

1999. Jasper Ridge Biological Preserve (Agency). This polygon shapefile contains a soil map of the Jasper Ridge Biological Preserve (JRBP). Soils are categorized by code, order, series, subgroup, ... Jasper Ridge Biological Preserve (Agency).

276. Soil Survey: Russian River Basin, California, 1999

1999. Circuit Rider Productions. This polygon shapefile is a digital soil survey and generally is the most detailed level of soil geographic data developed by the National Cooperat...

277. State Water Resources Control Board Region 1 Project Sites: Russian River Basin, California

1999. Circuit Rider Productions. This point shapefile contains locations of sites of projects focused on the enhancement of water resources within the Russian River Watershed regio... Circuit Rider Productions.

278. Summary Distribution of Slides and Earth Flows: Sonoma County, California, 1970-1980

1999. Circuit Rider Productions. This polygon shapefile describes the general distribution and identity of geologic materials in Sonoma County, Calfornia, from 1970 unitl 1980. Alt... Circuit Rider Productions.

279. Topography, Freshwater Creek Watershed, California, 1999

1999. California Geological Survey and California. Division of Mines and Geology. This line shapefile depicts the topography of the Freshwater Creek watershed study area, located in Humboldt County CaliforniaThese data were deriv... California Geological Survey.

280. Vernal Pools: Holland's Central Valley, Russian River Basin, California, 1998

1999. Circuit Rider Productions. This polygon shapefile was derived from the U.S. Fish and Wildlife Service and California Department of Fish and Game's Holland's Central Valley Ve... Circuit Rider Productions.