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San Juan Range · Colorado 13er · No. 361 of the 13ers

Northwest Ridge over Engineer Mountain

Seigal Mountain, 13,281'

DifficultyClass 1
Round trip4 mi
Elevation gain1,315'
TrailheadEngineer Pass Road switchback
Trailhead elevation12,590'
Less traffic, less margin

This describes the route on a dry summer day. Most 13ers see few people, so there may be no one along behind you. Check recent conditions the week you go, carry a map, tell someone your plan, and turn around when the day tells you to.

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Colorado 13er · Northwest Ridge over Engineer Mountain

Is it right for you?

Seigal Mountain is an easy summit on the ridge southeast of Engineer Mountain, above the Engineer Pass road. It looks down into Hurricane Basin.

From the road you walk to the saddle between the two peaks, usually climb Engineer first, then follow the ridge about a mile southeast to Seigal. The ridge is soft, grassy tundra with only a little rock. It is Class 1, fine for young kids.

The round trip is about 4 miles with 1,315 feet of gain with Engineer. Skipping Engineer makes it shorter. For a harder approach, Hurricane Basin from the Henson Creek side also works.

Plan of the day

Start by

By 8 a.m.

Turnaround

Be on Seigal by noon.

Crux

Nothing hard.

Route-finding

Easy. Follow the ridge crest southeast from the saddle.

Water

None on the route. Carry what you need.

This week on the summit

Conditions on the summit

Loading Fetching the forecast for 13,281'…
—Summit temp now
—Sustained wind
—Gusting to
—Freezing level
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Tomorrow

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Day three

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Afternoon storm risk is the line that matters. Everything else is comfort. In summer, plan to be off the ridge before the build-up starts, not as it starts. Forecast for the summit point, adjusted for its elevation · data from Open-Meteo.

Getting there

Trailhead

Engineer Pass Road switchback

Find it on a map

From Silverton, drive east through town. One block past the courthouse, where the pavement splits, bear right onto County Road 2 (the Alpine Loop). It's well-graded dirt (paved for the first 2 miles) for 4.2 miles to Howardsville, then 4.3 miles more to the old Eureka site. Past Eureka the road switches to the river's west bank and gets rougher on a steeper shelf section through a narrow canyon.

Stay on the main road past the Picayne Gulch road and both turnoffs for Animas Forks. About 2.5 miles farther, Forest Road 878 goes left; don't take it. Keep going toward Engineer Pass. Here the road gets steep, and a 4WD with good clearance is required. Park out of the way at the fourth switchback. Road conditions change, so check before you go.

From Lake City, take County Road 20 up Henson Creek to Engineer Pass, go around the west side of Engineer Mountain, and start down toward Silverton. Park at the first switchback. There's camping on both sides of the pass area.

Before you go

Check these the week of your climb.

Official forecast

The National Weather Service forecast for the summit area, hour by hour. Look for thunderstorm chances and wind above treeline.

NWS point forecast →

Directions to the trailhead

Engineer Pass Road switchback. Road conditions near the trailhead change after storms. Check your clearance and have a backup plan for a lower lot.

Get directions →

Roads and highways

Closures, construction and winter conditions on the highways that get you there.

COtrip road conditions →

Closures and fire rules

Trail closures, fire bans and other alerts from the Forest Service in Colorado. For the latest on your trailhead, call the local ranger district.

Forest Service alerts →

Snow on the route?

From fall through early summer, any snow slope can slide. Check the avalanche forecast before you go.

Avalanche forecast →

Cell signal

Most trailheads and many summits have little or no signal. Check coverage near the trailhead and carry a satellite messenger or beacon if you can.

FCC coverage map →