Niagara Falls
Niagara Falls, New York
Radar
Cayuga
Bridge
Island
Gated
Control
Guide
Structure
Grass Island Pool
Banks
FLOW
Goat
Island
Tonawanda
Navy
Buckhorn
Channel
Island
Island
N
Niagara Falls, Ontario
Chippawa
Channel
Grand Island
Little West
Channel
0
1000
2000
3000
Scale (meters)
a. Layout of the pool.
land
Radar
land
ice
Navy
Island
land
b. Marine radar image of ice movement through the pool.
Figure 7. Ice movement through a channel confluence at the Grass Island Pool of the upper Niagara River.
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