Wasatch Mountain State Park

Phosphate Hill–Donkey Ridge, 4 sights

3.5 mi · ▲ 713 ft · 1 hr 31 min

Phosphate Hill–Donkey Ridge, 4 sights is a 3.5-mile out-and-back in Wasatch Mountain State Park near Interlaken, UT. The route reaches Phosphate Hill at the turnaround, 1.7 miles in. It climbs 713 ft, with sections as steep as 16% grade, and is mostly dirt. It scores 26/100 on the Ambleway Wildness scale: green fringe.

Elevation

0 mi6,198 – 6,923 ft · steepest grade: 16%3.6 mi

Getting there

Trailhead: Donkey Ridge 40.54531, -111.46838
Nearest town Interlaken, UT

Directions

AMBLEWAYwww.ambleway.com

Phosphate Hill–Donkey Ridge, 4 sights

3.5 mi · ▲ 713 ft · 1 hr 31 min

Elevation 6,196–6,924 ft

Out & Back · Wasatch Mountain State Park

Trailhead: Donkey Ridge · 40.54531, -111.46838

Weather Sep 4: Clear, high 78°F / low 56° · precip 1% · wind 15 mph · sunrise 6:57 AM · sunset 7:55 PM

Bikes allowed on the whole route

  1. Start on Donkey Ridge, heading N.
  2. 300 ftBear right onto The Face, heading NE.
  3. 50 ftContinue straight onto Prospect, heading NE.
  4. 0.3 miContinue straight onto Phosphate Hill, heading NW.
  5. 50 ftBear right onto Prospect, heading NW.
  6. 100 ftContinue straight onto Phosphate Hill, heading NW.
  7. 1 miTurn left, heading SW.
  8. 0.3 miReach Phosphate Hill, then turn around and head back the way you came.
  9. 1.3 miContinue straight onto Prospect, heading E.
  10. 50 ftBear left onto Phosphate Hill, heading E.
  11. 50 ftContinue straight onto Prospect, heading SE.
  12. 0.3 miContinue straight onto The Face, heading S.
  13. 50 ftBear left onto Donkey Ridge, heading S.
  14. 250 ftArrive back at the trailhead.

Each distance is the walk from the previous step. Tap a step for a map of its junction.

Trail surface

100% dirt

Weather

ClearTemperature 78°F56°
Precip1%Wind15 mphUV7Humidity24%
Rained 0.2″ 5 days ago
Hourly temperature
80°55°
Sunrise 6:57 AM12 AM3 AM9 AM12 PM3 PM6 PMSunset 7:55 PM
Sat 78°56°
Sun 73°53° 56%
Mon 65°49° 56%
Tue 76°45°
Wed 82°52°
Thu 82°57° 29%

Good to know

  • Bikes allowed on the whole route

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