Blackrock Desert High Rock Canyon Emigrant Trail — Winnemucca Lake to High Rock Lake
800-foot walls, wagon ruts, and zero cell bars.
High Rock Canyon doesn’t announce itself — one minute you’re grinding across alkaline playa on the edge of the Black Rock Desert, the next you’re walled in by 800-foot rhyolite cliffs carved by ancient floods. This BLM-administered corridor follows the Applegate-Lassen cutoff used by desperate 49ers trying to beat the Sierra Nevada snows. The route runs north from the Winnemucca Lake dry bed through the canyon proper, past the narrows where wagon ruts are still visible, and opens into the High Rock Lake basin — a wide, eerie flat ringed by cinder cones. The canyon walls force single-vehicle travel in sections; there’s no room to pass and no place to bail if weather turns.
Plan on a full day minimum through the canyon itself; two days if you want to camp and actually look around. High clearance is mandatory — this isn’t a trail that tolerates street-biased all-terrain tires and hope. Rock outcroppings, loose shale, and sandy wash crossings demand a real 4WD setup with good articulation. Fuel up in Cedarville, California or Denio Junction, Nevada — there’s nothing between those two dots on the map. Best window is late spring through early fall; flash floods can fill the canyon fast in thunderstorm season. No cell service. No rescue nearby. Bring water for two days minimum.
Trail Specs
| Difficulty | Difficult |
|---|---|
| Trail Type | Backcountry, High Clearance, Technical 4x4 |
| Surface | Dirt, Mixed, Rock, Sand |
| Features | Camping, Historic, Remote, Scenic |
| Length (miles) | 48 mi / 77.2 km |
| Duration | 2 days |
| Max elevation (ft) | 6200 ft |
| Best season | May-October |
| Minimum vehicle | 4WD high-clearance with skid plates |
| Nearest town | Cedarville, CA |
| Land manager | BLM Surprise Field Office |
| Permit required | No |
| Cell service | None |
| Water crossings | Yes |
| Dispersed camping | Yes |
| Official sources | blm.gov |
| Start coordinates | |
| End coordinates | |
| Copy both for Google Maps directionsClick to copy the directions URL · or open it directly in a new tab | |
| Find on Google | Search on Google → |
Location
Trail Conditions
No recent condition reports. Be the first to post one.
Log in to post a condition report.
Frequently asked questions
Can a stock Tacoma or 4Runner run this trail, or does it need a lift?
Stock high-clearance 4WD trucks like a Tacoma or 4Runner can make it, but skid plates are non-negotiable — the rocky canyon sections will drag your belly. A lift helps but isn't required; what matters more is having a low-range transfer case and decent all-terrain tires.
When does the trail typically open in spring and is it accessible in fall?
The BLM lists May through October as the reliable window. Early May can still see snow and mud at elevation, and the dirt sections turn to axle-deep soup after rain — call the BLM Surprise Field Office before committing to a spring run. Fall through mid-October is generally the most stable.
Do you need a permit to drive High Rock Canyon?
No permit required for vehicle travel or dispersed camping as of current BLM regulations, but this is a National Conservation Area — campfires may be restricted seasonally and you're expected to pack out everything. Check with the BLM Surprise Field Office at (530) 233-4666 for current fire restrictions before you leave.
What's the hardest section and what exactly makes it technical?
The canyon floor through High Rock Canyon itself is the crux — loose volcanic rock, narrow shelf sections with limited turnaround options, and some shelf road with meaningful exposure. It's not a winch-every-mile trail, but one wrong line on the rocky sections will tear up rocker panels or crack a rim, and recovery in the canyon is genuinely difficult.
Are the water crossings in the canyon actually deep enough to be a problem, and where's the nearest gas?
Water crossings are seasonal — in a wet year they can be hub-deep and slow you down significantly, but by late summer most are easily passable or dry. There is zero cell service the entire route, so top off your tank and carry extra fuel; Cedarville, CA is your last reliable fuel stop, roughly 40+ miles from the trailhead.
Trail track
No GPX track for this trail yet. If you've driven it and have a track, contribute below.
Log in to contribute a GPX track.