- Near Minam River and highway Ore. 82, 0.1 mile west of county line, 12.8 miles east of Elgin1
- Near Moro Bay, from Ark Hwy 15, 1.4 miles north on old Ark Hwy 15 leading to old Ouachita River Ferry landing.1
- Near Rockford Bridge.1
- Near Springfield1
- Near Summit1
- Near Trout Creek, Wallowa Mts., ca. 20 miles SE of Union1
- No data1
- North of CCC Road 1.1 miles west of US 167 west of Calion.1
- Oil wells beside Union County 25, at a creek north of Urbana.1
- On the downslope side of the AT, south of Jarrad Gap approximately 30 feet below the trail alignment.1
- Reynoldsville (south), Illinois Route 3 (FAP 312), east side, 6.3 miles south of junction with Illinois Route 146, about 0.5 mile south of Reynoldville Road, east of power line. Mississippi River floodplain. McClure 7.5 minute USGS quadrangle.1
- Rockford Slough1
- SW of Liberty at Whitewater St Park, SE end of lake.1
- Shacklette farm1
- Shawnee National Forest, Pine Hills circa 1 mile southwest of Alto Pass, Porella Springs1
- Shore of Lake D'Arbonne, ca 3 mi SSE Farmerville.1
- Southwest of Union opposite sewage disposal plant.1
- Tennessee1
- Ware (south), Illinois Route 3 (FAP 312), east side, opposite goose hunting camp, 3.15 mile south of junction with Illinois Route 146. Includes highway right-of-way, raised abandoned railroad bed within forest, up to active north-south Union Pacific railr1
- Ware (south), Illinois Route 3 (FAP 312), east side, opposite goose hunting camp, 3.15 mile south of junction with Illinois Route 146. Ware 7.5 minute U.S.G.S quadrangle.1