Unimproved shorefishing access is present along the northwest and east shores within the State Parks. A handicapped-accessible fishing pier is located south of the campground in the West State Park. Park entrance fees are required at both sites.
Opitz Lake is a 1564 acre lake located in Day and Marshall County.
Piyas Lake is a 1500 acre lake located in Day and Marshall Counties with a maximum depth of 13 feet.
Unimproved shorefishing access is present on the west and east shores of the lake.
Unimproved shorefishing access is present along the east shore north of the boat ramp. The boat ramp listed as on the north east corner is no longer available to the general public.