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1,568 ft
Distance
-114 ft
Descent
00:01:14
Avg time
-114 ft
Altitude change
8,790 ft
Altitude min
8,904 ft
Altitude max
8,904 ft
Altitude start
8,789 ft
Altitude end
-7.3%
Grade
-21%
Grade max
-3.1%
Grade min
1,568 ft
Distance down
00:01:14
Avg time
Lower Twilight Zone Details
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Activities
- Mountain Bike
- E-Bike
- Adaptive Bike
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Riding AreaMammoth Mountain Bike Park
Mammoth Lakes, California -
Difficulty Rating
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Voted DifficultyDouble Black Diamond (1 vote)
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Local Popularity95 in Mountain Biking [+]
- 90 in E-Biking
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Global Ranking
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Trail TypeMachine Groomed
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Bike TypeDH, AM, Adaptive MTB
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DirectionDownhill OnlyPopular Direction Shown
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eBike AllowedYes up to Class 1
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TTFs on TrailDrop, Jump
The part of Twilight Zone that goes to Chair 2. A fast jump line with very good flow.
Access Info
Access via Upper Twilight Zone, the Lower Twilight Connector or climb up from the service road using the end of Twilight Zone.
Adaptive Bike Info
aMTB Green Rating: Beginner features and moderate terrain.
Wide open jump line and everything is roll-able. Remember: Blue ramps mean roll-able. Black ramps mean mandatory gap.
Trail Supporters
USFSLand Manager
Bike Park
Traditionally Indigenous Territory
Recent Activity on Trail
Past Week
- 1 rides
- 48 miles average
6 Months
- 10 rides
- 25 miles avg distance
All
- 256 rides
- Last: Jun 19, 2026
| c1 | c2 | c3 | c4 |
|---|---|---|---|
January | February | March | April |
May | June | July | August |
September | October | November | December |
Lower Twilight Zone 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)
Trailforks scans users ridelogs to determine the most popular direction each trail is ridden. A good flowing trail network will have most trails flowing in a single direction according to their intension.
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
Contribute Details
Colors indicate trail is missing specified detail.
- Description
- Photos
- Description & Photos
- 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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- popular
- less popular
- not popular
ATV/ORV/OHV Filter
Max Vehicle Width
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US Cell Coverage
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Activity Recordings
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Winter Trails
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Missing Trails
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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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Service Road Atlas is a free to use, community-driven service for viewing and creating reports on the numerous back-country service roads around B.C. and Alberta.
Slope Aspect
Direction the slope faces
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Directions to lower-twilight-zone trailhead
(37.652150, -119.032510)
Videos
1 more »
0:17 |
191 |
Dec 29, 2020 , Mammoth Lakes
Trail Lists
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Mammoth Mountain Bike Park
48 trails
Routes with this trail
1 mile • 15 • Point to Point •
Best trail combo from Mid to Chair 2. is easy to miss. It jets off to the right on top of the 2nd table on...
Trail Products
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Nearby Trails
- Lower Twilight Connector 197 ft
- Jill's Run 758 ft
- Phantoms Escape 1,394 ft
- Jill's Jumps 1,522 ft
- Service Road 1,637 ft
Mammoth Mountain Bike Park
- By The-dirt-farmer
& contributors - #33368 - 1,910 views
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Frequently Asked Questions About Lower Twilight Zone
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Where is Lower Twilight Zone located?
Lower Twilight Zone is located in Mammoth Mountain Bike Park, Mammoth Lakes, California, United States. It is part of the Mammoth Mountain Bike Park trail network. The trailhead is located at coordinates 37.65215, -119.03251.
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How hard is Lower Twilight Zone?
Lower Twilight Zone is rated as Double Black Diamond difficulty. The average grade is 7.3%.
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What is the elevation gain for Lower Twilight Zone?
The trail has 114 ft of elevation descent. The elevation ranges from 8,790 ft to 8,904 ft.
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Is Lower Twilight Zone a point to point trail?
Yes, Lower Twilight Zone is a point to point trail. The direction is Downhill Only. The trail type is machine groomed.
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