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Upper I-90
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USGS2 data sourcesUpdated Mar 2026
Nearby Ramps
Mississippi River, Upper I-90 Public Water Access Site
U.S. Lock & Dam #6 Pool
Lower I-90 Landing
Mississippi River
Mississippi River, Lower I-90 Landing Public Water Access Site
U.S. Lock & Dam #6 Pool
Upper French Island Spillway Landing
Lake Onalaska
Lower French Island Spillway
French Slough
Upper I-90 is a public boat ramp on Mississippi River in La Crescent, Winona County, Minnesota (55947). GPS coordinates: 43.8614°N, 91.3070°W.