Quiz: What year was the first Lake Tahoe Basin Management Unit est January 7, 2025 by Lake Core Editors Desk What year was the first Lake Tahoe Basin Management Unit established to protect the area’s natural resources? Discover more about Lake Tahoe at our Lake Tahoe Category. A) 1965 B) 1972 C) 1980 D) 1995 Submit Answer See also Quiz: Which two states share the shoreline of Lake Tahoe?