Copperfield, Nevada

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.

• 1891 USGS Reno quadrangle1:125000
• 1893 USGS Reno quadrangle1:125000, 7 printings
• 1950 USGS Reno quadrangle1:62500, 3 printings
• 1951 USGS Reno quadrangle1:62500, 2 printings
• 1957 USGS Reno quadrangle1:250000, 5 printings
• 1959 USGS Reno quadrangle1:250000
• 1960 USGS Reno quadrangle1:250000, 2 printings
• 1967 USGS Reno NW quadrangle1:24000, 4 printings
• 1980 USGS Reno quadrangle1:100000, 3 printings

Regional context, not property-specific evidence. The federal wildfire occurrence database lists 118 fires within 5 miles of Copperfield between 1992 and 2020, burning about 7,947 acres in total. 48 started naturally. 4 were recorded as arson. Distance is straight-line from the map coordinates, so a fire counted here may appear on a neighbouring settlement's page as well.

The most recent of them, most recent first, with the day each was reported and the service that recorded it.

Settlements close enough to share some of these fires:

• Martin
• Reno-Stead
• Cold Springs
• Heinz (historical)
• Black Springs
• Border Town

Every fire recorded in Washoe County

Regional context, not property-specific evidence. The federal mineral resources record lists 32 workings within 5 miles of Copperfield: 20 past producers, 7 occurrences, 5 prospects. None of them still produces. What was taken out: Copper, Gold, Silver, Gold, Lead, Zinc. 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 Washoe 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 859338. 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.

Wildfire. Short, Karen C. 2022. Spatial wildfire occurrence data for the United States, 1992-2020 [FPA_FOD_20221014]. 6th Edition. Fort Collins, CO: Forest Service Research Data Archive. https://doi.org/10.2737/RDS-2013-0009.6 Collected with United States Government funding and usable without additional permissions or fees.

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.