The ice thickness is not monitored. For your safety, be sure the ice is four inches thick and carry safety equipment. Cowans Gap Cowans Gap Lake offers excellent trout fishing and also has bass, perch and panfish. The South Branch of Little Aughwick Creek offers good trout fishing. Greenwood Furnace Greenwood Lake and the East Branch of Standing Stone Creek are regularly stocked with trout by the Pennsylvania Fish and Boat Commission.
Ice fishing is permitted.
Keystone Keystone Lake offers both warm and cold water species, with trout stockings throughout the year. Warm water species include largemouth bass, tiger muskellunge, northern pike, black crappie, yellow perch, carp and brown bullhead catfish. Fishing is prohibited at the beach, dam breast, boat launch mooring and boat rental areas. Acid mine drainage limits the fishing quality in the stream below the breast of the dam. Keystone Lake is a Big Bass Lake and special regulations apply.