Lake Wallula Boat Ramps

15 boat launches are mapped on Lake Wallula in Benton County, Franklin County, Walla Walla County, Washington.

Lake Wallula facts

Surface area26,343 acres
TypeReservoir
Average depthabout 51 ft (normal storage ÷ surface area)
Surface elevation340 ft above sea level
DamMcnary Lock And Dam, completed 1954
Dam size220 ft high, 7,365 ft long, concrete dam
Dam purposesNavigation, Irrigation, Fish and Wildlife Pond, Recreation, Hydroelectric
Dam ownerUSACE - Walla Walla District (Federal)
Normal storage1,350,000 acre-feet
Impounded streamColumbia River
Navigation locks1

Sources: USGS National Hydrography Dataset (public domain); U.S. Army Corps of Engineers National Inventory of Dams (NID ID OR00616). Matched to this page by name and location; modelled values are approximate. See all sources.

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