Oklahoma trails · Cr 850
Cr 850
A 8.3-mile out-and-back in Oklahoma, with 88 ft of climbing. Reaches Oknoname 04704 Reservoir.
Length
8.3 mi
Elevation gain
88 ft
Difficulty
Easy
Max grade
4%
Steepest mile
+65 ft
Shape
out-and-back
Surface
Unpaved
Elevation profile
Essentially flat — no sustained climb anywhere along its 8.4 miles.
3-D terrain
USGS 3DEP ELEVATION × ESRI WORLD IMAGERY · VERTICAL ×1.5
Reaches
- Oknoname 04704 Reservoir (lake)
Daylight at the trailhead
On August 31, 2026 — the day this page was generated — first light reaches this trailhead at 6:35 a.m., the sun rises at 7:01 a.m. and sets at 8:01 p.m., and the last usable light fades about 8:28 p.m. (CDT) — 13 h 00 min of daylight. At about 2.7 mph plus 30 minutes per 1,000 feet of climbing, the 16.7-mile round trip takes roughly 6 h 16 min, so leaving the trailhead at sunrise puts you back around 1:18 p.m. — 6 h 43 min before sunset.