12.3 miles
Distance
1,677 ft
Climb
-1,736 ft
Descent
2,586 ft
High Point

A 3Rivers Trails Permit or MTO permit is required to access this route. See the 3 Rivers Trails website for permit details.

The Grand Black is an extension to the Black Porcupine which adds about 20 km and 200 m of climbing to the Black Porcupine, bring the total route distance to 80 km with 2000 m of climbing

Detailed Description
3Rivers: The Grand Black (extension to the Black Porcupine) is a 12 mile less popular expert route located near Thornhill. This mountain bike primary route. This route includes 5 trails. This route climbs 1,677 ft with a max elevation of 2,586 ft then descends -1,736 ft.

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Trails in Route

Details

More Stats for 3Rivers: The Grand Black (extension to the Black Porcupine) mountain bike route
  • Altitude change
    -59 ft
  • Altitude min
    1,346 ft
  • Altitude start
    1,686 ft
  • Altitude end
    1,627 ft
  • Grade
    -0.1%
  • Grade max
    -18.9%
  • Grade min
    42.3%
  • Distance climb
    5 miles
  • Distance down
    6 miles
  • Distance flat
    3,091 ft
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Trail Conditions
  • Unknown
  • Snow Groomed
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  • 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.
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The intended direction a trail should be ridden.
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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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Radar Time
x Activity Recordings
Trailforks users anonymized public ridelogs from the past 6 months.
  • mountain biking recent
  • mountain biking (>6 month)
  • hiking (1 year)
  • moto (1 year)
Activity Recordings
Trailforks users anonymized public skilogs from the past 12 months.
  • Downhill Ski
  • Backcountry Ski
  • Nordic Ski
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  • By ChrisBza 3Rivers MMR Enzemvelo & contributors
  • #21302 - 476 views
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