Shamrock, 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.

• 1891 USGS Dallas quadrangle1:125000
• 1893 USGS Dallas quadrangle1:125000, 5 printings
• 1954 USGS Dallas quadrangle1:250000, 4 printings
• 1958 USGS Dallas quadrangle1:250000
• 1959 USGS Cedar Hill quadrangle1:24000, 6 printings
• 1986 USGS Dallas quadrangle1:100000, 3 printings
• 1995 USGS Cedar Hill quadrangle1:24000

Regional context, not property-specific evidence. The federal wildfire occurrence database lists 70 fires within 5 miles of Shamrock between 2006 and 2020, burning about 86 acres in total. None started naturally. 1 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:

• Pleasant Run
• Cedar Hill
• DeSoto
• River Oaks
• Cedarview
• Duncanville

Every fire recorded in Dallas County

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 1346963. 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.