The Impact of Waldo Dam
on The Spenceville Wildlife and Recreation Area

if it ever were to be built.


We have prepared three thematic maps to represent the spatial extent of this impact.

Map of SWRA at Present Map of SWRA Showing the high water impact Map of SWRA Showing the high water pool, the low water pool and the dams

The impact of the proposed Waldo Dam on the Spenceville Wildlife and Recreation Area (SWRA) is summarized in the following data.

Dam and Reservoir Data
Main dam crest length: 4,400 ft.
Dam height above stream: 220 ft.
Maximum Storage: 300,000 acre-feet
Inundation area-total: 4,220 acres
Inundation area-inside SWRA 3,560 acres
Inundation area of low water pool: approx. 500 acres
Barren Sterile land at low water: 3,700 acres
Conveyance from South Yuba: 6 miles of 12' pipe