Aetna, Indiana

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.

• 1900 USGS Toleston quadrangle1:62500, 4 printings
• 1900 USGS Tolleston quadrangle1:62500, 2 printings
• 1953 USGS Chicago quadrangle1:250000, 5 printings
• 1953 USGS Gary quadrangle1:24000
• 1957 USGS Chicago quadrangle1:250000
• 1959 USGS Gary quadrangle1:24000
• 1968 USGS Gary quadrangle1:24000, 3 printings
• 1980 USGS Chicago quadrangle1:100000
• 1991 USGS Gary quadrangle1:24000, 2 printings

Regional context, not property-specific evidence. The federal wildfire occurrence database lists 658 fires within 5 miles of Aetna between 1992 and 2020, burning about 7,094 acres in total. 17 started naturally. 68 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:

• Duneland Village
• Duneland Village of Gary
• Gary
• Lake Station
• Liverpool
• Mansard Du Lac

Every fire recorded in Lake County

Regional context, not property-specific evidence. The federal mineral resources record lists 2 workings within 5 miles of Aetna: 1 producer, 1 past producer. 1 still produces. 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 Lake County

Regional context, not property-specific evidence. The National Weather Service names Aetna in 3 storm reports between 2000 and 2017: 3 thunderstorm wind. No death or injury is recorded in these reports. Each account below is quoted exactly as the forecast office filed it, from the NOAA Storm Events Database, and each date opens the federal record of that event.

Every storm recorded in Lake 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 430025. 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.

Storms. NOAA National Centers for Environmental Information, Storm Events Database https://www.ncei.noaa.gov/stormevents/ A work of the United States government, no copyright under 17 U.S.C. 105. Narratives are quoted verbatim from the National Weather Service report and are not edited or summarised.