Thyle, California
31 topographic sheets cover this place, the earliest surveyed in 1897 and the latest in 1995. It stands in the San Luis Obispo census division. It lies in ZIP code area 93405. The Survey maps it on the San Luis Obispo quadrangle.
Then and now
1897 to 1995The same ground, surveyed 98 years apart. Drag the handle to wipe between them. Both sheets are United States Geological Survey originals; neither has been altered.


Compare 1897 against another survey:
Topographic sheets covering this place
13 surveys from 31 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.
- 1897 USGS San Luis Obispo quadrangle1:62500, 4 printings
- 1900 USGS San Luis quadrangle1:125000, 4 printings
- 1942 USGS San Luis Obispo quadrangle1:62500, 2 printings
- 1947 USGS San Luis Obispo quadrangle1:250000
- 1948 USGS San Luis Obispo quadrangle1:250000
- 1952 USGS San Luis Obispo quadrangle1:62500, 2 printings
- 1956 USGS San Luis Obispo quadrangle1:250000, 5 printings
- 1957 USGS San Luis Obispo quadrangle1:250000
- 1958 USGS San Luis Obispo quadrangle1:250000
- 1965 USGS San Luis Obispo quadrangle1:24000, 5 printings
- 1976 USGS San Luis Obispo quadrangle1:24000
- 1981 USGS San Luis Obispo quadrangle1:100000, 3 printings
- 1995 USGS San Luis Obispo quadrangle1:24000
Fires near this place
249 since 1992Regional context, not property-specific evidence. The federal wildfire occurrence database lists 249 fires within 5 miles of Thyle between 1992 and 2020, burning about 6,021 acres in total. 2 started naturally. 4 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 |
|---|---|
| Equipment and vehicle use | 108 |
| Missing data/not specified/undetermined | 101 |
| Smoking | 10 |
| Debris and open burning | 9 |
| Power generation/transmission/distribution | 7 |
| Misuse of fire by a minor | 4 |
| Arson/incendiarism | 4 |
| Railroad operations and maintenance | 2 |
| Natural | 2 |
| Firearms and explosives use | 2 |
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 |
|---|---|---|---|---|
| 8 September 2014 | Power generation/transmission/distribution | under an acre | San Luis Obispo Unit | RANCH |
| 8 September 2003 | Equipment and vehicle use | 2.0 acres | San Luis Obispo Unit | STENNER |
| 8 September 1994 | Equipment and vehicle use | under an acre | San Luis Obispo Unit | SLU 3071 |
| 5 September 2019 | Missing data/not specified/undetermined | under an acre | San Luis Obispo Unit | EMS3CDF/ |
| 5 September 2011 | Equipment and vehicle use | under an acre | San Luis Obispo Unit | CUESTA |
| 5 September 1994 | Missing data/not specified/undetermined | under an acre | San Luis Obispo Unit | SLU-3023 |
| 30 September 2000 | Railroad operations and maintenance | under an acre | San Luis Obispo Unit | GRADE |
| 29 September 2009 | Missing data/not specified/undetermined | under an acre | San Luis Obispo Unit | RESERVOIR |
Settlements close enough to share some of these fires:
Mines and quarries near this place
10 of 88 shownRegional context, not property-specific evidence. The federal mineral resources record lists 88 workings within 5 miles of Thyle: 40 past producers, 17 producers, 16 prospects, 12 occurrences. 17 still produce. What was taken out: Chromium, Copper, Stone, Crushed/Broken, 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.
| Where | Site | Commodity | Status | Recorded |
|---|---|---|---|---|
| Estrella Mine | Chromium, Iridium, Platinum, Palladium, Ruthenium, Rhodium | Past Producer | Chromite | |
| Lee Quarry | Stone | Producer | ||
| New London Mine | Chromium, Iron | Past Producer | 1882, 1883 | |
| Questa Prospect | Chromium, Platinum, Palladium, Iridium, Ruthenium, Rhodium | Occurrence | Chromite | |
| San Jose Valley Mine | Mercury | Producer | ||
| Santa Margarita Platinum Occurrence | Platinum | Occurrence | ||
| Santa Margarita Ranch Shell Dep. | Calcium | Past Producer | ||
| Seeley Group | Iron, Chromium | Past Producer | 1880 | |
| Outpost Nos. 1 & 2 Claims | Chromium, Iron | Prospect | 1880 | |
| Pick and Shovel Mine | Chromium, Iron | Past Producer | 1880 |
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.
| Map | Place | Distance | Sheets |
|---|---|---|---|
| Serrano | 1.2 miles | 31 | |
| Chorro | 2.5 miles | 31 | |
| Goldtree | 2.9 miles | 31 | |
| Santa Margarita | 3.6 miles | 27 | |
| San Luis Obispo | 4.3 miles | 31 | |
| Garden Farms | 5.5 miles | 27 | |
| Cushing | 6.1 miles | 27 | |
| Dove (historical) | 7.6 miles | 29 |
Provenance
This settlement is recorded in the Geographic Names Information System as feature 1661570. 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.












