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1.2 miles
Distance
95 ft
Climb
-113 ft
Descent
293 ft
High Point
-18 ft
Altitude change
201 ft
Altitude min
252 ft
Altitude start
233 ft
Altitude end
-0.3%
Grade
-25.3%
Grade max
10.7%
Grade min
1,765 ft
Distance climb
1,726 ft
Distance down
2,726 ft
Distance flat
Diluvian Loop Details
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Activities
- Mountain Bike
- Gravel Bike
- Horse
- Hike
- Trail Running
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Riding AreaCLIMB - Cascade Locks International Mountain Bike System
Cascade Locks, Oregon -
Ref Number#4093
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Difficulty Rating
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Local Popularity80 in Mountain Biking [+]
- 80 in Trail Running
- 40 in Hiking
- 5 in Horseback
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Global Ranking
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Hiking SAC ScaleT2 Mountain Hiking
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Trail TypeSingletrack
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Bike TypeXC, Gravel
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Climb DifficultyGreen
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Physical RatingEasy
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Trail VisibilityAlways easy to follow
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Dogs AllowedYes
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eBike Allowed
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TTFs on TrailBerm, Jump, Rock Face
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Land OwnerUSFS
A family-friendly beginner loop with small jumps, good low-angle flow, and optional technical features
Trail Supporters
Northwest Trail Alliance
since 2024Maintainer- past supporters
Northwest Trail Alliance (NWTA)
2012 - 2024Builder
Local Trail Association
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-
Please consider joining or donating to the local trail association to supportDonate to earn trail karma!
trail development & maintenance.
Traditionally Indigenous Territory
Recent Activity on Trail
Past Week
- 2 rides
- 11 miles average
6 Months
- 73 rides
- 10 miles avg distance
All
- 176 rides
- Last: Jun 14, 2026
| c1 | c2 | c3 | c4 |
|---|---|---|---|
January | February | March | April |
May | June | July | August |
September | October | November | December |
Diluvian Loop Trail Reports
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Trail Conditions
- Unknown
- Snow Groomed
- Snow Packed
- Snow Covered
- Snow Cover Partial
- Freeze/thaw Cycle
- Icy
- Prevalent Mud
- Wet
- Variable
- Ideal
- Dry
- Very Dry
Trail Flow (Ridden Direction)
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The colour categories are based on what percentage of riders are riding a trail in its intended direction.
The colour categories are based on what percentage of riders are riding a trail in its intended direction.
- > 96%
- > 90%
- > 80%
- > 70%
- > 50%
- < 50%
- bi-directional trail
- no data
Trail Last Ridden
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- < 2 days
- < 1 week
- < 2 weeks
- < 1 month
- < 6 months
- > 6 months
Trail Ridden Direction
The intended direction a trail should be ridden.
- Downhill Only
- Downhill Primary
- Both Directions
- Uphill Primary
- Uphill Only
- One Direction
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- Videos
Trail Popularity ?
Trailforks scans ridelogs to determine which trails are ridden the most in the last 9 months.
Trails are compared with nearby trails in the same city region with a possible 25 colour shades.
Think of this as a heatmap, more rides = more kinetic energy = warmer colors.
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Trails are colored based on popularity. The more popular a trail is, the more red. Less popular trails trend towards green.
Jump Magnitude Heatmap
Heatmap of where riders jump on trails. Zoom in to see individual jumps, click circles to view jump details.
BC Backroad Status
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Slope Aspect
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Directions to diluvian-loop trailhead
(45.690990, -121.832060)
Photos
6 more »
Videos
2 more »
0:12 |
67 |
Jul 13, 2025 , Cascade Locks
0:24 |
142 |
Oct 15, 2024 , Cascade Locks
Routes with this trail
★ 5.0 • 5 miles • 682 ft • 6 • Loop •
Quick tour of the highlights of the new (as of October 2024) CLIMB trails
★ 3.5 • 9 miles • 1,470 ft • 9 • Loop •
A quick lab to get a taste of the new trails (as of October 2024) at Cascade Locks
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Nearby Trails
- Diluvian Connector 997 ft
- Talus Ridge 1,152 ft
- Diluvian Tie 1,791 ft
- Jökulhlaup 1,919 ft
- Diluvian Spur 2,431 ft
CLIMB - Cascade Locks International Mountain Bike System
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Frequently Asked Questions About Diluvian Loop
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Where is Diluvian Loop located?
Diluvian Loop is located in CLIMB - Cascade Locks International Mountain Bike System, Cascade Locks, Oregon, United States. It is part of the CLIMB - Cascade Locks International Mountain Bike System trail network. The trailhead is located at coordinates 45.69099, -121.83206.
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How hard is Diluvian Loop?
Diluvian Loop is rated as Green difficulty. The physical rating is Easy. The average grade is 0.3%. The climb difficulty is rated Green.
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What is the elevation gain for Diluvian Loop?
Diluvian Loop has 95 ft of elevation gain. The trail has 113 ft of elevation descent. The elevation ranges from 201 ft to 293 ft.
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How long is Diluvian Loop?
Diluvian Loop is 1.2 miles long. The trail type is singletrack.
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