<P> The river flows from Sawyer County through Rusk , Chippewa , Eau Claire , Dunn , Pepin and Buffalo Counties , in Wisconsin , before emptying out into the Mississippi River . Sediment build - up at the river 's mouth forms a delta that protrudes into the Mississippi , creating Lake Pepin in the process . Along the last 15 miles ( 24 km ) of its course , the main channel forms the county boundary between Pepin and Buffalo Counties . </P>
<P> The river flows from Sawyer County through Rusk , Chippewa , Eau Claire , Dunn , Pepin and Buffalo Counties , in Wisconsin , before emptying out into the Mississippi River . Sediment build - up at the river 's mouth forms a delta that protrudes into the Mississippi , creating Lake Pepin in the process . Along the last 15 miles ( 24 km ) of its course , the main channel forms the county boundary between Pepin and Buffalo Counties . </P>
where does the chippewa river start and end
where does the chippewa river start and end
Sawyer County Lake Pepin
Sawyer County Lake Pepin