Curtis, California

The same ground, surveyed 112 years apart. Drag the handle to wipe between them. Both sheets are United States Geological Survey originals; neither has been altered.

1886 1998

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.

• 1886 USGS Modoc Lava Bed quadrangle1:250000
• 1892 USGS Modoc Lava Bed quadrangle1:250000, 6 printings
• 1892 USGS Modoc Lava-Bed quadrangle1:250000
• 1932 USGS Bartle quadrangle1:96000
• 1939 USGS Bartle quadrangle1:125000, 3 printings
• 1954 USGS Alturas quadrangle1:250000, 4 printings
• 1958 USGS Alturas quadrangle1:250000, 2 printings
• 1961 USGS Big Bend quadrangle1:62500, 2 printings
• 1962 USGS Alturas quadrangle1:250000
• 1965 USGS Alturas quadrangle1:250000
• 1984 USGS McArthur quadrangle1:100000
• 1990 USGS Dead Horse Summit quadrangle1:24000
• 1998 USGS Dead Horse Summit quadrangle1:24000

Regional context, not property-specific evidence. The federal wildfire occurrence database lists 47 fires within 5 miles of Curtis between 1992 and 2017, burning about 19 acres in total. 26 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:

• Pondosa
• Bartle
• Kinyon

Every fire recorded in Siskiyou County

Regional context, not property-specific evidence. The federal mineral resources record lists 4 workings within 5 miles of Curtis: 1 unknown, 1 producer, 1 past producer, 1 occurrence. 1 still produces. What was taken out: Pumice, Gold, Gemstone. 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 Siskiyou 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 1655944. 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.