Mark O. Hatfield Wilderness Viewpoint–Adult Fish Holding Ponds, 8 lakes is a 4.4-mile out-and-back in John B. Yeon State Scenic Corridor near Bonneville, OR. The route passes Battery "B" Rearing Ponds, Trout, Adult Fish Holding Ponds and 3 more before reaching Mark O. Hatfield Wilderness Viewpoint at the turnaround, 2.1 miles in. It climbs 1,168 ft, with sections as steep as 53% grade. It scores 0/100 on the Ambleway Wildness scale: paved and peopled.
Elevation
0 mi46 – 804 ft · steepest grade: 53%4.6 mi
Getting there
Trailhead: HCRHT Toothrock Trailhead 45.63482, -121.94785
Nearest town Bonneville, OR
Directions
AMBLEWAYwww.ambleway.com
Mark O. Hatfield Wilderness Viewpoint–Adult Fish Holding Ponds, 8 lakes
4.4 mi · ▲ 1,168 ft · 2 hr 3 min
Elevation 45–804 ft
Out & Back · John B. Yeon State Scenic Corridor
Trailhead: HCRHT Toothrock Trailhead · 45.63482, -121.94785
Weather Sep 4: sunrise 6:34 AM · sunset 7:42 PM
Parking lot at the trailhead
- Start at the trailhead, heading SW.
- 50 ftTurn right, heading W.
- 50 ftTurn left onto Historic Columbia River Highway State Trail, heading SW.
- 0.3 miPass Battery "B" Rearing Ponds.
- 50 ftPass Trout.
- 50 ftPass Adult Fish Holding Ponds.
- 50 ftPass Sturgeon.
- 400 ftPass Battery "D" Rearing Pond.
- 50 ftPass Adult Ponds.
- 50 ftTurn left onto Gorge Trail #400, heading S.
- 1.3 miTurn left, heading S.
- 0.4 miReach Mark O. Hatfield Wilderness Viewpoint, then turn around and head back the way you came.
- 0.5 miBear right onto Historic Columbia River Highway State Trail, heading SE.
- 1.8 miTurn right, heading NE.
- 50 ftTurn left, heading E.
- 50 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
51% dirt49% paved
Weather
Sunrise 6:34 AMSunset 7:42 PM
Good to know
- Parking lot at the trailhead
More from HCRHT Toothrock Trailhead Trailhead
- Forest Road 8400-777 1.9 mi · ▲ 402 ft
- Adult Fish Holding Ponds–Trout Loop, 6 lakes 2.6 mi · ▲ 565 ft
- Wauna Viewpoint–Gorge Trail #400, 4 sights 3.3 mi · ▲ 1,099 ft
- Upper Munra Falls & old portage road via Forest Road 8400-777 3.7 mi · ▲ 1,088 ft
- Lower Ruckel Creek Falls–Gorge Trail #400, 3 sights 4.8 mi · ▲ 1,275 ft
- Elowah Falls–Upper McCord Creek Falls, 10 lakes 8.1 mi · ▲ 1,638 ft
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