Here is the info i have on Douglas including how to get there:
Directions: From Wellington exit on I-25, go 5.5 mile west, south and west on Highway 1 to County Road 15, 1 mile north on County Road 15 to County Road 60, then 1/4 mile west to LaVina Drive. North on LaVina Drive to the lake. From Fort Collins at Highway 287 and Highway1, take Highway 1 north 4 miles to Waverly cutoff (County Road 15), north on County Road 15 to County Road 60. Then 1/4 mile west to Lavina Drive, north to the lake.
Boating: Wakeless only
Fish: Rainbow trout, walleye, wiper, catfish, yellow perch and largemouth bass
Water Acres: 565
Elevation: 5,150 feet
Managing Agency: Division of Wildlife. For more information, call (303) 297-1192.