Dillon Reservoir
RESERVOIR REPORT
September 27 2023240,934 acre-ft
-0.15% today100% of Normal • Normal
Water storage levels at Dillon Reservoir are currently 240,934 acre-ft, about 100% of normal. The average for this time of year is approximately 239,909.4acre-ft. Maximum recorded Storage since record keeping began in 1984 was 2009-06-03 when levels reached 264,121.156 acre-ft. Lowest recorded Storage was 2003-03-17 when levels receded to 120,377 acre-ft. View historical levels.
Dillon Reservoir is a man-made lake located in Summit County, Colorado. It was created in the 1960s to provide water for the growing population of Denver. The reservoir has a capacity of 257,304 acre-feet and is fed by the Blue River and several mountain streams. The hydrology of the reservoir is closely tied to the snowpack in the surrounding mountains, which provides the majority of the surface flow during the spring and summer months. The reservoir is also used for irrigation and provides water to several agricultural communities in the area. In addition, Dillon Reservoir is a popular destination for recreational activities such as boating, fishing, and hiking. It is surrounded by several parks and trails and offers stunning views of the Rocky Mountains.

Geolocation | -106.061, 39.609 |
Elevation | 9,021.13 ft |
Storage 24hr Change | -0.15% |
Percent of Normal | 100% |
Minimum |
120,377 acre-ft
2003-03-17 |
Maximum |
264,121.156 acre-ft
2009-06-03 |
Average | 239,909 acre-ft |
AREA SURFACE FLOWS
Streamgauge | Streamflow | Stage |
---|---|---|
ARKANSAS RIVER AT PARKDALE | 328 cfs | 2.5 ft |
SOUTH PLATTE RIVER NEAR LAKE GEORGE | 140 cfs | 1.2 ft |
TAYLOR RIVER AT TAYLOR PARK | 49 cfs | 1.3 ft |
ARKANSAS RIVER NEAR NATHROP | 349 cfs | 3.9 ft |
ARKANSAS RIVER NEAR WELLSVILLE | 286 cfs | 3.1 ft |
TAYLOR RIVER BELOW TAYLOR PARK RESERVOIR | 200 cfs | 4.0 ft |
S PLATTE R AB 11-MILE CANYON RE | 55 cfs | 0.7 ft |