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Dunes Boat Ramp

Dunes Fishing Access Site is located 3 miles south of Ulm off I-15 (Exit 270) on Whitetail Lane and offers hand launch access to the Missouri River at river mile 165. 6. The 60.

5-acre site includes a toilet facility and is open year-round, making it a convenient access point for boaters and anglers in the popular Cascade County section of the Missouri River between Holter Dam and Great Falls.


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Find excellent fishing spots, easy access to boat ramps, and all the amenities you need for a memorable day. Your adventure starts here.

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