San Dionysio, Arizona
28 topographic sheets cover this place, the earliest surveyed in 1903 and the latest in 1993. It lies in ZIP code area 92283. The Survey maps it on the Bard quadrangle. The federal gazetteer marks this settlement historical: it is no longer a populated place, though the surveys that recorded it still are.
Topographic sheets covering this place
13 surveys from 28 printed sheetsMatched 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.
- 1903 USGS Yuma quadrangle1:125000, 2 printings
- 1905 USGS Yuma quadrangle1:125000, 5 printings
- 1942 USGS Yuma quadrangle1:250000
- 1945 USGS Picacho Peak quadrangle1:62500
- 1951 USGS Picacho Peak quadrangle1:62500, 2 printings
- 1952 USGS Bard quadrangle1:24000, 2 printings
- 1954 USGS El Centro quadrangle1:250000
- 1955 USGS El Centro quadrangle1:250000
- 1958 USGS El Centro quadrangle1:250000, 4 printings
- 1961 USGS El Centro quadrangle1:250000
- 1964 USGS El Centro quadrangle1:250000
- 1965 USGS Bard quadrangle1:24000, 5 printings
- 1993 USGS Yuma quadrangle1:100000, 2 printings
Fires near this place
522 since 1992Regional context, not property-specific evidence. The federal wildfire occurrence database lists 522 fires within 5 miles of San Dionysio (historical) between 1992 and 2020, burning about 2,267 acres in total. 5 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.
| Reported cause | Fires |
|---|---|
| Missing data/not specified/undetermined | 247 |
| Debris and open burning | 80 |
| Arson/incendiarism | 68 |
| Recreation and ceremony | 42 |
| Misuse of fire by a minor | 31 |
| Fireworks | 16 |
| Equipment and vehicle use | 13 |
| Railroad operations and maintenance | 7 |
| Smoking | 6 |
| Natural | 5 |
| Other causes | 5 |
| Power generation/transmission/distribution | 1 |
| Firearms and explosives use | 1 |
The most recent of them, most recent first, with the day each was reported and the service that recorded it.
| Date | Cause | Size | Reported by | Name on the report |
|---|---|---|---|---|
| 9 September 1998 | Missing data/not specified/undetermined | under an acre | Fort Yuma Agency | BRIDGE2 |
| 9 September 1996 | Missing data/not specified/undetermined | under an acre | Fort Yuma Agency | FIRESTONE |
| 8 September 1998 | Missing data/not specified/undetermined | under an acre | Fort Yuma Agency | 3RD AVE |
| 7 September 2020 | Arson/incendiarism | under an acre | Colorado River District | BRIDGE |
| 7 September 2001 | Debris and open burning | 1.0 acres | Fort Yuma Agency | CEMETARY |
| 7 September 1998 | Missing data/not specified/undetermined | under an acre | Fort Yuma Agency | W/BRIDGE2 |
| 6 September 2014 | Missing data/not specified/undetermined | under an acre | Colorado River District | PRISON |
| 5 September 1994 | Missing data/not specified/undetermined | 1.0 acres | Fort Yuma Agency | ARNOLD RD3 |
Settlements close enough to share some of these fires:
Mines and quarries near this place
10 of 25 shownRegional context, not property-specific evidence. The federal mineral resources record lists 25 workings within 5 miles of San Dionysio (historical): 17 unknowns, 4 producers, 3 occurrences, 1 past producer. 4 still produce. What was taken out: Geothermal, Sand and Gravel, Construction, Gold, Silver. Distance is straight-line from the map coordinates, so a quarry counted here may appear on a neighbouring settlement's page as well.
| Where | Site | Commodity | Status | Recorded |
|---|---|---|---|---|
| Jude Mine | Gold, Silver, Iron | Past Producer | Vein | |
| Jude Mine Group | Gold, Iron, Silver | Occurrence | ||
| Unnamed Location | Sand and Gravel, Construction | Occurrence | ||
| Valenzuela Pit | Sand and Gravel, Construction | Producer | ||
| Valley Sand and Gravel Dep | Sand and Gravel, Construction | Occurrence | ||
| Valley Sand and Gravel Deposit | Sand and Gravel, Construction | Producer | Sedimentary | |
| Yuma County Plant & Pit #1 | Sand and Gravel, Construction | Producer | ||
| Yuma Plant & Pit #11 | Sand and Gravel, Construction | Producer | ||
| Unknown | Geothermal | Unknown | ||
| Unknown | Geothermal | Unknown |
Nearest settlements
The eight closest, with where each one stands in the county. Distances are straight-line, computed from the Geographic Names Information System coordinates.
Provenance
This settlement is recorded in the Geographic Names Information System as feature 44989. 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.












