Lakes / California / Placer County / Hell Hole Reservoir
Hell Hole Reservoir, California
1,017 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - California
39.08 degrees N, 120.39 degrees W - Placer County. State and county outlines drawn from Census boundary data; the lake marker is placed by its USGS National Hydrography Dataset coordinates, not by eye. Schematic - not a survey map.
How Hell Hole Reservoir Stacks Up
- Larger than 89% of the 1,147 lakes counted in California.
- About 68 miles from Sacramento, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| French Meadows Reservoir | Placer | 3.6 mi | 1,420 acres |
| Loon Lake | El Dorado | 7.1 mi | 992 acres |
| Gerle Creek Divide Reservoir | El Dorado | 7.4 mi | 45 acres |
| Spider Lake | El Dorado | 7.7 mi | 44 acres |
| Buck Island Lake | El Dorado | 9.2 mi | 39 acres |
| Rockbound Lake | El Dorado | 10.0 mi | 117 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Hell Hole Reservoir
How Big Is Hell Hole Reservoir?
Hell Hole Reservoir covers 1,017 acres in Placer County, California.
What Is the Largest Lake in Placer County?
Lake Tahoe is the largest lake in Placer County, at 122,975 acres.
Largest Lakes in California
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Salton Sea | Imperial | 233,096 acres | - |
| 2 | Lake Tahoe | Placer | 122,975 acres | - |
| 3 | Goose Lake | Modoc | 93,048 acres | - |
| 4 | Honey Lake | Lassen | 59,917 acres | - |
| 5 | Mono Lake | Mono | 45,124 acres | - |
All 1,147 California lakes ranked by surface area
Sources: USGS NHD (The National Map NHD MapServer layer 12) named waterbodies FTYPE 390/436; counties via Census point-in-polygon lake data (ID 61233859). Verified October 30, 2026.