Erna, Texas

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.

• 1887 USGS Mason quadrangle1:125000
• 1894 USGS Mason quadrangle1:125000, 4 printings
• 1954 USGS Llano quadrangle1:250000, 2 printings
• 1955 USGS Llano quadrangle1:250000
• 1956 USGS Llano quadrangle1:250000
• 1970 USGS Long Mountain quadrangle1:24000, 2 printings
• 1985 USGS Mason quadrangle1:100000, 2 printings

Regional context, not property-specific evidence. The federal wildfire occurrence database lists 17 fires within 5 miles of Erna between 2005 and 2015, burning about 1,131 acres in total. 3 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:

• Saline
• Hext

Every fire recorded in Menard County

Regional context, not property-specific evidence. The federal mineral resources record lists 1 working within 5 miles of Erna: 1 producer. All of them still produce. What was taken out: Sand and Gravel, Industrial/Frac Sand. Distance is straight-line from the map coordinates, so a quarry counted here may appear on a neighbouring settlement's page as well.

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

Matched on this settlement's Geographic Names Information System number rather than its name, so it cannot be a different place of the same name in another state.

This settlement is recorded in the Geographic Names Information System as feature 1379732. 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.