North Shore Trail features 14 miles of hiking trails near Lowell, OR.
From Eugene go East on 58 for about 20 miles. Make a left at the covered bridge and continue to N. Shore Dr. Turn Right, this will become N. Boundry Rd. Continue till you come to the damn. There will be a parking lot with a bathroom by the boat ramp on your right. Trail head is on the left side, marked with a Hikers sign.
http://www.tripleblaze.com/trail.php?c=3&i=1446