Explore › NorCal bottle digging
Napa River flats below downtown
BOTTLE DIGGING
GRAY AREA
INFERRED
Where: NorCal · approx. 38.28, -122.28 (vicinity only)
Why this spot: 1850s river port; steamer landings
Access: Gray area.
Napa County has prosecuted bottle diggers before (acquitted). Surface only; landowner permission for banks.
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.