EP 1110-2-11
30 Nov 94
Table 2-1
Recent Major Ice Jams in the United States
Place
Date
Type (Damages)
Montpelier, VT
March 1992
Breakup (M)
Allagash, ME
April 1991
Breakup (M)
Salmon, ID
February 1984
Freezeup (
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.8M)
Port Jervis, NY
February 1981
Breakup (.5M)
Matamoras, PA
Mississippi/Missouri
December 1989
Breakup (>M)
Rivers confluence
f. Indirect costs associated with ice jams include loss of fish and wildlife and their habitat. Scour and erosion
associated with ice jams may destroy habitat, such as eagle roosting trees, and mobilize toxic materials buried in sedi-
ment. Some scouring may, however, be beneficial to wildlife habitat as well. Shallow, vegetation-choked wetlands may
become open, allowing for fish and waterfowl spawning and brood habitat.
2-4
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