Union, Wisconsin

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.

• 1934 USGS Elk Mound quadrangle1:62500, 2 printings
• 1936 USGS Elk Mound quadrangle1:62500, 2 printings
• 1953 USGS Eau Claire quadrangle1:250000, 4 printings
• 1958 USGS Eau Claire quadrangle1:250000
• 1964 USGS Eau Claire quadrangle1:250000
• 1972 USGS Eau Claire West quadrangle1:24000, 2 printings
• 1985 USGS Eau Claire quadrangle1:100000, 2 printings

History of Eau Claire County, Wisconsin, Past and Present; Including an Account of the Cities, Towns and Villages of the County, published 1914 has no passage naming this settlement, which was common for smaller places. Its township is covered in full.

Regional context, not property-specific evidence. The federal wildfire occurrence database lists 22 fires within 5 miles of Union between 2018 and 2020, burning about 22 acres in total. None 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:

• Eau Claire
• Shawtown
• Putnam Heights
• Mount Hope Corners

Every fire recorded in Eau Claire County

Regional context, not property-specific evidence. The federal mineral resources record lists 12 workings within 5 miles of Union: 7 producers, 5 unknowns. 7 still produce. What was taken out: Sand and Gravel, Construction. 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 Eau Claire 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 1578446. 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.