Search Results
2009. Watt, Janet T., Hartwell, Stephen R., Johnson, Samuel Y., Sliter, Ray W., and Pacific Coastal and Marine Science Center. This line shapefile contains isopachs (contour lines of equal thickness) for the areas within the 3-nautical mile limit between Salt Point and Drak... Geological Survey (U.S.).
2007, 2008, and 2009. Wong, Florence L., Johnson, Samuel Y., Phillips, Eleyne L., Pacific Coastal and Marine Science Center, and Golden, Nadine E. This line shapefile contains isopachs (contour lines of equal thickness) at 2.5 meter intervals for the areas within the 3-nautical mile limit arou... Geological Survey (U.S.).
2004. Instituto Nacional de Estadística, Geografía e Informática (Mexico), Canada Centre for Mapping, and Geological Survey (U.S.). This line shapefile shows bathymetric contours with depth in metres for ocean areas covered by the extent of the North American Atlas project. Isob... Canada Centre for Mapping, Instituto Nacional de Estadística, Geografía e Informática (Mexico), and Geological Survey (U.S.).
1967. Costa, Laurent. This line shapefile represents contour lines in Paris, France as defined in the Geological Atlas of 1967 by Vincent Krier. The ALPAGE programme aim... Analyse Diachronique de l'espace Urbain Parisien: Approche Geomatique.
2015. Sacramento County GIS. This polyline shapefile contains 2-foot contours of the Sacramento Delta in the County of Sacramento, California. This layer is part of a collectio... Sacramento County GIS.
2015. Santa Clara Valley Water District (Calif.). This polyline shapefile depicts centerlines, or breaklines, for 1 foot (Valley Area) and 5 foot (Mountain Areas) Top of Bank Contours in the County... Santa Clara Valley Water District (Calif.).
1940, 1941, 1942, 1943, 1944, 1945, 1946, 1947, 1948, 1949, 1950, 1951, 1952, 1953, 1954, 1955, 1956, 1957, 1958, 1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, and 2000. California Geological Survey, California. Department of Conservation, Marshall, Gerald, and Mendes, Eric. This line shapefile depicts contains topographic contours of the Elk River watershed in Humboldt County, California. These countours were derived f... California Geological Survey.
2007, 2008, 2009, and 2010. Chin, John L., Johnson, Samuel Y., Ross, Stephanie L., Sliter, Ray W., and Golden, Nadine E. This line shapefile contains transgressive contours at 5 and 10 meter intervals for the areas within the 3-nautical mile limit between Bolinas and ... Geological Survey (U.S.).
2009. Watt, Janet T., Hartwell, Stephen R., Johnson, Samuel Y., Sliter, Ray W., and Pacific Coastal and Marine Science Center. This line shapefile contains transgressive contours at 5 and 10 meter intervals for the area within the 3-nautical mile limit between Salt Point an... Geological Survey (U.S.).
2007, 2008, and 2009. Wong, Florence L., Johnson, Samuel Y., Phillips, Eleyne L., Pacific Coastal and Marine Science Center, and Golden, Nadine E. This line shapefile contains transgressive contours at 5 meter intervals for the area within the 3-nautical limit around the Santa Barbara Channel ... Geological Survey (U.S.).