California Water Library
The North Lahontan region is located in the northeastern part of the state, encompassing part of the western Great Basin and the eastern slopes of the Cascade Range and the Sierra Nevada. It includes arid high deserts as well as the California portion of the Lake Tahoe Basin. The region covers 6,122 square miles and accounts for 4% of California’s total land area, but is sparsely populated, being home to only 0.3% of the state’s population.
California Department of Water Resources (DWR) | August 31st, 1965
California Department of Water Resources (DWR) | October 29th, 1971
California Department of Water Resources (DWR) | May 31st, 1974
California Department of Water Resources (DWR) | December 29th, 1979
California Department of Water Resources (DWR) | August 31st, 1984
California Department of Water Resources (DWR) | October 31st, 1988
California Department of Water Resources (DWR) | June 30th, 1993
California Department of Water Resources (DWR) | November 15th, 1981
California Department of Water Resources (DWR) | August 15th, 1983
California Department of Water Resources (DWR) | July 15th, 1984