Altona, Oklahoma

Matched by testing this settlement's coordinate against the published boundary of every sheet in the United States Geological Survey's historical collection. Each opens the scanned sheet at the Survey.

• 1893 USGS Loyal quadrangle1:62500
• 1893 USGS Omega quadrangle1:62500
• 1955 USGS Clinton quadrangle1:250000, 3 printings
• 1957 USGS Clinton quadrangle1:250000
• 1972 USGS Omega quadrangle1:24000
• 1985 USGS Watonga quadrangle1:100000, 2 printings

Regional context, not property-specific evidence. The federal mineral resources record lists 10 workings within 5 miles of Altona: 9 past producers, 1 producer. 1 still produces. What was taken out: Dolomite, Sand and Gravel, Construction, Gypsum-Anhydrite, Clay. Distance is straight-line from the map coordinates, so a quarry counted here may appear on a neighbouring settlement's page as well.

Every working recorded in Kingfisher County

The eight closest, with where each one stands in the county. Distances are straight-line, computed from the Geographic Names Information System coordinates.

This settlement is recorded in the Geographic Names Information System as feature 1100173. The sheet list is computed by point-in-boundary test against the United States Geological Survey's historical topographic inventory. Both are works of the United States government and carry no copyright under 17 U.S.C. 105.

Mines and quarries. USGS Mineral Resources Data System (MRDS) https://mrdata.usgs.gov/mrds/ A work of the United States government, no copyright under 17 U.S.C. 105.