Donner Pass - Flickr - Joe Parks.jpg
Joe Parks · CC BY 2.0

Tunnel Rock & Donner Summit Lakes Trail via Pacific Crest Trail is a 2.2-mile out-and-back near Donner, CA. The route reaches Tunnel Rock at the turnaround, 1.1 miles in. It climbs 491 ft, with sections as steep as 47% grade, and is mostly dirt. It scores 3/100 on the Ambleway Wildness scale: paved and peopled.

Elevation

0 mi6,952 – 7,179 ft · steepest grade: 47%2.4 mi

Getting there

Trailhead: Unnamed 39.31710, -120.32830
Nearest town Donner, CA

Directions

AMBLEWAYwww.ambleway.com

Tunnel Rock & Donner Summit Lakes Trail via Pacific Crest Trail

2.2 mi · ▲ 491 ft · 59 min

Elevation 6,953–7,177 ft

Out & Back

Trailhead: 39.31710, -120.32830

Weather Aug 3: Clear, high 80°F / low 51° · precip 0% · wind 10 mph · sunrise 6:04 AM · sunset 8:13 PM

Drinking water at the trailhead · Parking lot at the trailhead

  1. Start at the trailhead, heading NE.
  2. 0.3 miSharp right, heading SW.
  3. 0.1 miSharp right onto Pacific Crest Trail, heading SW.
  4. 0.2 miBear left, heading S.
  5. 0.2 miTurn left onto Dutch Flat Donner Lake Wagon Road, heading SE.
  6. 0.1 miSharp left, heading E.
  7. 50 ftSharp right, heading E.
  8. 50 ftBear right, heading E.
  9. 500 ftTurn right onto Tunnel Rock Approach Trail, heading E.
  10. 150 ftReach Tunnel Rock, then turn around and head back the way you came.
  11. 150 ftTurn left, heading E.
  12. 500 ftBear left, heading W.
  13. 50 ftSharp left, heading W.
  14. 50 ftSharp right onto Dutch Flat Donner Lake Wagon Road, heading E.
  15. 0.1 miTurn right, heading W.
  16. 0.2 miBear right, heading W.
  17. 0.2 miSharp left, heading NE.
  18. 500 ftSharp left onto Donner Summit Lakes Trail, heading NE.
  19. 0.3 miArrive back at the trailhead.

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

Trail surface

63% dirt9% gravel28% unspecified

Weather

ClearTemperature 80°F51°
Precip0%Wind10 mphUV8Humidity21%
Hourly temperature
80°50°
Sunrise 6:04 AM12 AM3 AM9 AM12 PM3 PM6 PMSunset 8:13 PM
Tue 82°59°
Wed 81°55°
Thu 85°54°
Fri 85°55°
Sat 85°56°
Sun 86°54°

Good to know

  • Drinking water at the trailhead
  • Parking lot at the trailhead

Other ways to reach this destination

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