Devore, California
41 topographic sheets cover this place, the earliest surveyed in 1896 and the latest in 1996. It stands in the San Bernardino census division. It lies in ZIP code area 92407. It lies near Cajon Canyon. The Survey maps it on the Devore quadrangle.
Then and now
1896 to 1996The same ground, surveyed 100 years apart. Drag the handle to wipe between them. Both sheets are United States Geological Survey originals; neither has been altered.


Compare 1896 against another survey:
Topographic sheets covering this place
19 surveys from 41 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.
- 1896 USGS San Bernardino quadrangle1:62500
- 1898 USGS San Bernardino quadrangle1:62500
- 1901 USGS San Bernardino quadrangle1:62500, 8 printings
- 1901 USGS Southern California Sheet No. 1 quadrangle1:250000, 6 printings
- 1904 USGS Southern California Sheet No. 1 quadrangle1:250000, 2 printings
- 1936 USGS Devore quadrangle1:31680
- 1941 USGS Devore quadrangle1:31680, 2 printings
- 1942 USGS San Bernardino quadrangle1:62500
- 1953 USGS San Bernardino quadrangle1:250000, 2 printings
- 1954 USGS Devore quadrangle1:24000, 2 printings
- 1954 USGS San Bernardino quadrangle1:62500, 2 printings
- 1956 USGS San Bernardino quadrangle1:250000
- 1957 USGS San Bernardino quadrangle1:250000
- 1958 USGS San Bernardino quadrangle1:250000
- 1959 USGS San Bernardino quadrangle1:250000
- 1966 USGS Devore quadrangle1:24000, 6 printings
- 1966 USGS San Bernardino quadrangle1:250000
- 1982 USGS San Bernardino quadrangle1:100000
- 1996 USGS Devore quadrangle1:24000
Fires near this place
721 since 1992Regional context, not property-specific evidence. The federal wildfire occurrence database lists 721 fires within 5 miles of Devore between 1992 and 2020, burning about 64,972 acres in total. 6 started naturally. 70 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 | 278 |
| Equipment and vehicle use | 267 |
| Arson/incendiarism | 70 |
| Railroad operations and maintenance | 26 |
| Recreation and ceremony | 16 |
| Smoking | 16 |
| Debris and open burning | 11 |
| Power generation/transmission/distribution | 10 |
| Misuse of fire by a minor | 10 |
| Other causes | 6 |
| Natural | 6 |
| Fireworks | 4 |
| 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 2007 | Equipment and vehicle use | under an acre | San Bernardino National Forest | FEDEX |
| 9 September 2003 | Missing data/not specified/undetermined | under an acre | San Bernardino National Forest | DRY GULCH |
| 9 September 2001 | Equipment and vehicle use | under an acre | San Bernardino National Forest | MATHEWS |
| 9 September 2000 | Railroad operations and maintenance | under an acre | San Bernardino National Forest | HOG |
| 7 September 2018 | Equipment and vehicle use | under an acre | San Bernardino National Forest | BEN CANYON |
| 7 September 2009 | Missing data/not specified/undetermined | under an acre | San Bernardino National Forest | HEROES |
| 7 September 1994 | Missing data/not specified/undetermined | under an acre | San Bernardino National Forest | not named |
| 7 September 1993 | Smoking | under an acre | San Bernardino Unit | DIVIDER |
Settlements close enough to share some of these fires:
Mines and quarries near this place
9 within 5 milesRegional context, not property-specific evidence. The federal mineral resources record lists 9 workings within 5 miles of Devore: 5 prospects, 2 occurrences, 1 past producer, 1 unknown. None of them still produces. What was taken out: Gold, Silver, Sand and Gravel, Construction, Talc-Soapstone. 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 |
|---|---|---|---|---|
| Bob Cat Lode | Copper, Gold, Zinc | Prospect | ||
| Deer Tick Nos. 1-8 | Talc-Soapstone, Asbestos, Mica | Unknown | ||
| Lytle Creek Pit B | Sand and Gravel, Construction | Past Producer | ||
| Marble Heart Consolidated Placer | Limestone, General | Occurrence | ||
| White Queen | Limestone, Dimension | Occurrence | ||
| Martin Quartz Prospect | Gold, Silver | Prospect | ||
| Sierra De Oro Prospect | Gold, Silver | Prospect | ||
| St. Joseph | Gold, Silver | Prospect | ||
| Loving Prospect | Gold | Prospect |
Storms near this place
34 since 1999Regional context, not property-specific evidence. The National Weather Service names Devore in 34 storm reports between 1999 and 2025: 15 flash flood, 7 heavy rain, 5 flood, 4 wildfire. The reports record 2 deaths and 9 injuries. 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 |
|---|---|---|---|---|
| December 2003 | Flash Flood | Devore | 2 killed, 5 hurt, $1,000,000 | no account filed |
| June 2002 | Wildfire | Devore | 3 hurt, $1,000,000 | no account filed |
| February 1999 | Wildfire | Devore | 1 hurt, $60,000 | no account filed |
| January 2005 | Heavy Rain | Devore | $70,000,000 | no account filed |
| January 2005 | Flash Flood | Devore | $75,000 | no account filed |
| January 2005 | Flash Flood | Devore | $75,000 | no account filed |
| October 2004 | Flash Flood | Devore | $50,000 | A large mud and rock slide inundated Greenwood Avenue, leaving behind a huge mess which included trees, large rocks, and mud. Some vehicles were burried in a couple feet of mud, and area homes sustained damage from the flow. |
| February 2004 | Flash Flood | Devore | $40,000 | no account filed |
| February 2004 | Flash Flood | Devore | $35,000 | no account filed |
| January 2017 | Flash Flood | Devore | $25,000 | Excessive rain induced flash flooding in the Cajon Wash. A swift water rescue was conducted to pull 2 people from the wash near Swarthout Canyon Road. Further south along the wash, San Bernardino County Public Works closed Glen Helen Pkwy. from Glen Helen Rd. to Cajon Blvd. for an extended period. |
| October 2004 | Flash Flood | Devore | $25,000 | Heavy rains in the foothills and mountains washed a large quantity of water and mud across all lanes of interstate 215 near the 15 merge. The interstate had to be closed for several hours while crews cleaned up the mess. |
| March 2005 | Flash Flood | Devore | $20,000 | A mudslide deposited 7 inches of mud across Greenwood Avenue in Devore, and flash flooding was reported in Lytle Creek a short time later. One woman had to be rescued after her car was swept off the road and into a wash in Chino. |
| February 2004 | Flash Flood | Devore | $20,000 | no account filed |
| February 2004 | Flash Flood | Devore | $15,000 | no account filed |
| February 2004 | Flash Flood | Devore | $15,000 | no account filed |
| February 2004 | Flash Flood | Devore | $10,000 | no account filed |
| March 2012 | Flood | Devore | $1,000 | Heavy rain of approximately 2.5 inches within 3-4 hours at Lytle Creek resulted in the creek running near bank-full. Upstream, the creek was 2-3 feet deep and 25 feet wide. The rise in the creek resulted in the partial wash-out of a dirt road leading to the Green Mountain Ranch Resort. |
| February 2025 | Heavy Rain | Devore | - | Mesonet station GLHC1 1.5 S Devore reported a total precipitation of 4.77 inches. |
| February 2025 | Heavy Rain | Devore | - | Mesonet station GLHC1 Glen Helen Co. Park reported a 2-day rainfall of 3.47 inches. |
| February 2025 | Flood | Devore | - | Received a report of flooded roadway. |
| February 2025 | Heavy Rain | Devore | - | Mesonet station DVOC1 Devore reported a 2-day rainfall of 4.18 inches. |
| December 2025 | Flash Flood | Devore | - | Portions of Glen Helen Parkway and a nearby construction site near the entrance of Cajon pass in northern Rialto had been overwhelmed with floodwaters. Levee break out of the Cajon wash led to the closure of the road, washing objects away, and nearly toppling a truck trailer. 4 to 8 inches of rain fell upstream in the 6 hours prior. |
| February 2024 | Heavy Rain | Devore | - | Back-to-back atmospheric river events impacted San Bernardino County starting early on February 4th, with weather impacts occurring through much of the week, and finally ending on February 9th. Much of the lower elevations in San Bernardino County received anywhere from 5-10 inches of rainfall. Some notable localized higher totals include 15.48 of rain at the Lytle Creek (MFLC1) observation site, 12.40 at the Deer Creek Dam (DECC1) site, 11.42 at the Glen Helen Reg Park (GLHC1) site, and 10.13 at the Devore Fire Station (DVEC1) site. Less rain fell in the Apple and Lucerne Valley regions, generally on the order of 1.50-4.00 inches. Localized higher totals of 5.44 occurred near Pioneertown (PWNC1). |
| January 2023 | Flood | Devore | - | Heavy rainfall occurred across the San Bernardino County Mountains (west of the Cajon Pass) from January 9-10. Mesonet stations reported 4.6 inches (DVOC1 Devore) to 6.59 inches (MFLC1 Lytle Creek) in the previous 24 hours, with rain amounts as high as 9.50 inches at the top of Lytle Creek Canyon. Several flood reports were received:||The Department of Highways reported a road closure at Glen Helen Parkway due to flooding and debris. Broadcast media report of fast flowing water over Lytle Creek Road, flowing over the culvert. |
| February 2023 | Debris Flow | Devore | - | The Department of Highways reported a vehicle stuck in mud on Cleghorn Road off of SR-1138. Search and rescue in place at midnight. |
| March 2022 | Heavy Rain | Devore | - | SKYWARN weather spotter reported storm total rainfall of 1.65 inches. |
| September 2022 | Flash Flood | Devore | - | Heavy rain from residual moisture associated with Tropical Cyclone Kay occurred across northern portions of the Inland Empire, leading to multiple instances of flash flooding. Flash flooding was reported by a trained spotter on University Parkway and Kendall Drive near Devore, with one foot of water covering the roadway. Farther south toward Rialto, flooding occurred across all lanes on I-215 northbound. Flooding was also reported near San Bernardino across all lanes from University Parkway to Mount Vernon Ave. |
| December 2021 | Heavy Rain | Devore | - | Mesonet DVOC1 reports 6.19 inches of rain in past 24 hours. |
| December 2014 | Flood | Devore | - | CHP reported Glen Helen Parkway closed due to flooding from heavy rain. |
| August 2005 | Hail | Devore | - | no account filed |
| September 2005 | Lightning | Devore | - | no account filed |
| August 2003 | Wildfire | Devore | - | no account filed |
| June 2002 | Wildfire | Devore | - | no account filed |
| January 2001 | Flood | Devore | - | no account filed |
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 |
|---|---|---|---|
| Devore Heights | 1.6 miles | 41 | |
| Verdemont | 2.4 miles | 41 | |
| Nealeys Corner | 2.8 miles | 41 | |
| University Heights | 2.9 miles | 41 | |
| Keenbrook | 3.7 miles | 41 | |
| Devil Canyon | 3.9 miles | 41 | |
| Sierra Heights | 4.0 miles | 41 | |
| Cedarpines Park | 4.6 miles | 32 |
Provenance
This settlement is recorded in the Geographic Names Information System as feature 270868. 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.


















