Winterwarm, California
31 topographic sheets cover this place, the earliest surveyed in 1901 and the latest in 1982. It stands in the Fallbrook census division. It lies in ZIP code area 92028. The Survey maps it on the Bonsall quadrangle.
Then and now
1901 to 1982The same ground, surveyed 81 years apart. Drag the handle to wipe between them. Both sheets are United States Geological Survey originals; neither has been altered.


Compare 1901 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.
- 1901 USGS San Luis Rey quadrangle1:125000, 8 printings
- 1904 USGS Southern California Sheet No. 2 quadrangle1:250000, 5 printings
- 1942 USGS Temecula quadrangle1:62500
- 1947 USGS Santa Ana quadrangle1:250000
- 1948 USGS Bonsall quadrangle1:24000, 2 printings
- 1949 USGS Bonsall quadrangle1:24000
- 1949 USGS Santa Ana quadrangle1:250000
- 1956 USGS Santa Ana quadrangle1:250000
- 1959 USGS Santa Ana quadrangle1:250000, 3 printings
- 1960 USGS Santa Ana quadrangle1:250000, 2 printings
- 1965 USGS Santa Ana quadrangle1:250000
- 1968 USGS Bonsall quadrangle1:24000, 3 printings
- 1982 USGS Oceanside quadrangle1:100000, 2 printings
Fires near this place
431 since 1992Regional context, not property-specific evidence. The federal wildfire occurrence database lists 431 fires within 5 miles of Winterwarm between 1992 and 2020, burning about 20,574 acres in total. 3 started naturally. 31 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 | 185 |
| Equipment and vehicle use | 136 |
| Arson/incendiarism | 31 |
| Debris and open burning | 25 |
| Recreation and ceremony | 25 |
| Misuse of fire by a minor | 15 |
| Power generation/transmission/distribution | 8 |
| Natural | 3 |
| Smoking | 3 |
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 2007 | Missing data/not specified/undetermined | under an acre | San Diego Unit | GIRD RD / PALA RD 3 |
| 8 September 2013 | Missing data/not specified/undetermined | under an acre | San Diego Unit | MISSION |
| 8 September 2006 | Missing data/not specified/undetermined | under an acre | San Diego Unit | FREEWAY |
| 8 September 1995 | Missing data/not specified/undetermined | under an acre | San Diego Unit | BRIDGE |
| 7 September 2017 | Missing data/not specified/undetermined | under an acre | California Department of Forestry & Fire Protection | ALTA |
| 7 September 2007 | Missing data/not specified/undetermined | 7.0 acres | San Diego Unit | CASTER |
| 4 September 2012 | Arson/incendiarism | 1.0 acres | San Diego Unit | SYCAMORE DR / GREEN CANYO |
| 4 September 2004 | Equipment and vehicle use | 1.5 acres | San Diego Unit | ROXANNE |
Settlements close enough to share some of these fires:
Mines and quarries near this place
10 of 13 shownRegional context, not property-specific evidence. The federal mineral resources record lists 13 workings within 5 miles of Winterwarm: 9 past producers, 3 occurrences, 1 prospect. None of them still produces. What was taken out: Sand and Gravel, Construction, Gemstone, Clay, Stone, Crushed/Broken. 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 |
|---|---|---|---|---|
| Brown Trucking Dg Pit | Stone, Crushed/Broken | Past Producer | ||
| Schier Clay Deposit | Clay | Past Producer | ||
| Schier Clay Deposits | Clay | Prospect | Sedimentary | |
| Freeman Mine | Gemstone | Occurrence | ||
| Mountain Belle Claim | Gemstone | Occurrence | ||
| Vista Chief | Gemstone | Occurrence | ||
| Bonsall Pit | Sand and Gravel, Construction | Past Producer | ||
| Borrow Pits | Sand and Gravel, Construction | Past Producer | ||
| Faubus Pit | Sand and Gravel, Construction | Past Producer | ||
| Pankey Pit | Sand and Gravel, Construction | Past Producer |
Storms near this place
3 since 2015Regional context, not property-specific evidence. The National Weather Service names Winterwarm in 3 storm reports between 2015 and 2024: 2 flood, 1 debris flow. 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.
| When | Event | Place named | Harm | What the report says |
|---|---|---|---|---|
| February 2024 | Flood | Winterwarm | - | Flooding spread into the roadway at South Mission Rd and Green Canyon Rd. About 2 to 3 inches of rain fell in the area at the time. |
| March 2024 | Flood | Winterwarm | - | CalTrans report of flooding in the number 4 lane on I-15 South north of Highway 76. |
| May 2015 | Debris Flow | Winterwarm | - | CHP reported a mudslide and rock slide along Old Highway 395 at Dulin Road due to heavy rainfall. |
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 |
|---|---|---|---|
| San Luis Rey Heights | 1.7 miles | 31 | |
| DeLuz | 2.9 miles | 35 | |
| Fallbrook | 2.9 miles | 36 | |
| Pala Mesa | 3.2 miles | 31 | |
| Bonsall | 3.6 miles | 31 | |
| Ridgecrest Estates | 4.3 miles | 30 | |
| Jofegan | 6.1 miles | 35 | |
| Rainbow | 6.2 miles | 30 |
Elsewhere
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.
| Wikidata item Q122562147 | The structured record the population and elevation above come from. Public domain (CC0). |
Provenance
This settlement is recorded in the Geographic Names Information System as feature 1661704. 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.












