Where: Pennsylvania · approx. 40.02, -79.89 (vicinity only)
Why this spot: 1890s+ Sanborn-mapped town on Monongahela River at the mouth of Dunlap's Creek
What turns up: Old river-port and glass and boatbuilding town; expect early flasks, druggist and whiskey bottles, and glasshouse cullet along the steep riverbank
Access: Gray area.
Pennsylvania: the Monongahela riverbed below the ordinary high-water mark is Commonwealth public land where artifact removal is restricted; the banks and lots are private and require the landowner's permission, and archaeological sites and unmarked burials are protected by state law.
Open in Mudlark Map →
Satellite view, historic-map overlays, tide/flow context and field notes are in the app. Exact research detail is part of Pro.
Pins are approximate by design. This page is historical research, not permission to dig. Check ownership and local law first.