Name of Waterfall

Tunnel Falls

GPS Coordinates (Approximate)

7569+V9 Massive, AB, Canada

Location

7569+V9 Massive, AB, Canada

Description

Johnston Canyon is located 17 ½ kilometers west of the eastern terminus of the Bow Valley Parkway (a total of about 20 kilometers from downtown Banff). The falls are found 1.5 km from the trailhead.In between Lower and Upper Johnston Canyon Falls lie three obscurely named, but heavily photographed waterfalls along Johnston Creek, Tunnel Falls is the first of those three falls encountered. The falls are about 30 feet tall, dropping over 5 foot and 25 foot ledges in succession, with part of the stream falling through a natural bridge in the lower ledge, causing it to appear as if it were spewing out from the side of the cliff. The 'tunnel' has occasionally been known to become clogged and stop flowing for short periods when storms wash logs and debris downstream, but it rarely remains so.Unline Stella Falls found further upstream, we are not aware of this waterfall holding any historical name. Apparently the locals have referred to it as Tunnel Falls for many years.

Other Names

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Magnitude

42.61

IWC Rating (International Waterfall Classification)

1.94

Total Height (ft)

30

Tallest Drop

25

Number of Drops

2

Average Width

20

Maximum Width

30

Average High Volume (Cubic ft per second)

150 cfs

Average Low Volume (Cubic ft per second)

0 cfs

Pitch

90 degrees

Run (ft)

20

Watershed or Feeder Stream

Nelson River Johnston Creek