Spaulding Main Reservoir
| Reservoir Name | Spaulding Main |
| Dam Name | Lake Spaulding |
| River | South Fork of Yuba River |
| Administration City | California |
| Country | United States |
| Year | 1913 |
| Dam Height | 84 |
| Dam Length | 244 |
| Area(Sqkm) | 1.9 |
| Area(Polygonal) | 1.9 |
| Capital Expenditure | 92.2 |
| Depth(M) | 48.5 |
| Avg Displacement Of Water | 3808 |
| Catchment Area In Sqkm | 314 |
| Main Usage | Water supply |
| Status | 2: Good |
| Longitude | -120.642083 |
| Latitude | 39.327917 |
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