Otero, Arizona

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.

• 1920 USGS Arivaca quadrangle1:125000
• 1939 USGS Tubac quadrangle1:62500
• 1943 USGS Tubac quadrangle1:62500, 3 printings
• 1956 USGS Nogales quadrangle1:250000, 4 printings
• 1957 USGS Tubac quadrangle1:62500, 3 printings
• 1958 USGS Nogales quadrangle1:250000
• 1959 USGS Nogales quadrangle1:250000
• 1981 USGS Tubac quadrangle1:24000, 3 printings
• 1994 USGS Sells quadrangle1:100000, 2 printings
• 1996 USGS Tubac quadrangle1:24000

Regional context, not property-specific evidence. The federal wildfire occurrence database lists 62 fires within 5 miles of Otero between 2000 and 2020, burning about 231 acres in total. 2 started naturally. None was 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:

• Carmen
• Tubac
• Tumacacori
• Sotos Crossing (historical)
• Calabasas
• Rio Rico

Every fire recorded in Santa Cruz County

Regional context, not property-specific evidence. The federal mineral resources record lists 6 workings within 5 miles of Otero: 2 past producers, 2 occurrences, 1 prospect, 1 producer. 1 still produces. What was taken out: Copper, Silver, Gold, Tungsten, Silver, Gold, Copper. 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 Santa Cruz 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 32577. 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.