Lakes / Colorado / Douglas County / Rueter-Hess Reservoir
Rueter-Hess Reservoir, Colorado
216 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Colorado
39.49 degrees N, 104.83 degrees W - Douglas 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 Rueter-Hess Reservoir Stacks Up
- Larger than 82% of the 778 lakes counted in Colorado.
- The largest lake in Douglas County among those counted.
- About 19 miles from Denver, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Quincy Reservoir | Arapahoe | 10 mi | 137 acres |
| Cherry Creek Lake | Arapahoe | 11 mi | 886 acres |
| McLellan Reservoir | Arapahoe | 12 mi | 191 acres |
| Aurora Reservoir | Arapahoe | 12 mi | 735 acres |
| Eaglewatch Lake | Arapahoe | 13 mi | 46 acres |
| Aurora-Rampart Reservoir | Douglas | 13 mi | 67 acres |
Straight-line distance between lake centers.
Facts and Figures
Waterbody ID{C4A03B96-2738-484A-995F-2B66C36738E0}
CountyDouglas
Lake TypeReservoir
Coordinates39.4871, -104.8266
Questions About Rueter-Hess Reservoir
How Big Is Rueter-Hess Reservoir?
Rueter-Hess Reservoir covers 216 acres in Douglas County, Colorado.
What Is the Largest Lake in Douglas County?
Rueter-Hess Reservoir is the largest lake in Douglas County, at 216 acres.
Largest Lakes in Colorado
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | John Martin Reservoir | Bent | 11,686 acres | - |
| 2 | Blue Mesa Reservoir | Gunnison | 8,944 acres | - |
| 3 | Lake Granby | Grand | 7,075 acres | - |
| 4 | Lake Meredith | Crowley | 5,539 acres | - |
| 5 | Adobe Creek Reservoir | Bent | 4,770 acres | - |
All 778 Colorado 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 {C4A03B96-2738-484A-995F-2B66C36738E0}). Verified October 30, 2026.