From the record
One of 98 National Register listings published here for San Bernardino County · listed in 2012 · category: Building.
Sources: the case file at the National Archives · the National Register database, National Park Service
Listed on the National Register of Historic Places in 2012. 22 historic topographic surveys show this location, the earliest from 1897.
One of 98 National Register listings published here for San Bernardino County · listed in 2012 · category: Building.
Sources: the case file at the National Archives · the National Register database, National Park Service
The ground this property stands on, surveyed 98 years apart. Drag the handle to wipe between them. Both sheets are United States Geological Survey originals; neither has been altered.


Regional context, not property-specific evidence. The federal wildfire occurrence database lists 327 fires within 5 miles of Ontario and San Antonio Heights Waiting Station between 1992 and 2020, burning about 12,598 acres in total. 8 started naturally. 84 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 | 89 |
| Arson/incendiarism | 84 |
| Equipment and vehicle use | 58 |
| Recreation and ceremony | 33 |
| Smoking | 16 |
| Misuse of fire by a minor | 12 |
| Fireworks | 11 |
| Debris and open burning | 8 |
| Natural | 8 |
| Power generation/transmission/distribution | 7 |
| Other causes | 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 2002 | Arson/incendiarism | under an acre | Angeles National Forest | BARRETT |
| 9 September 2002 | Arson/incendiarism | under an acre | Angeles National Forest | YUCCA |
| 9 September 1994 | Misuse of fire by a minor | 110 acres | San Bernardino National Forest | AMETHYST |
| 8 September 2003 | Arson/incendiarism | under an acre | Angeles National Forest | TOP |
| 5 September 2020 | Debris and open burning | 1.0 acres | Los Angeles County Fire Department | not named |
| 5 September 2004 | Smoking | under an acre | Angeles National Forest | PALMER |
| 30 September 2010 | Missing data/not specified/undetermined | under an acre | California Department of Forestry & Fire Protection | not named |
| 3 September 1998 | Equipment and vehicle use | under an acre | Angeles National Forest | PADUA |
Regional context, not property-specific evidence. The federal mineral resources record lists 16 workings within 5 miles of Ontario and San Antonio Heights Waiting Station: 10 past producers, 4 occurrences, 1 unknown, 1 producer. 1 still produces. What was taken out: Sand and Gravel, Construction, Tungsten, Graphite, Clay. 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 |
|---|---|---|---|---|
| Big Horn Mine | Gemstone | Past Producer | ||
| San Antonio Canyon Corundum | Corundum | Occurrence | ||
| San Gabriel Canyon Area | Gold | Producer | ||
| Unnamed Location | Clay | Unknown | ||
| Upland South Pit | Sand and Gravel, Construction, Gold, Silver | Past Producer | ||
| Barrett Canyon | Graphite | Past Producer | ||
| Eva Canyon | Graphite | Occurrence | ||
| Marble Canyon | Tungsten | Occurrence | ||
| Marble Canyon | Tungsten | Occurrence | ||
| Campus Pit | Sand and Gravel, Construction | Past Producer |
Regional context, not property-specific evidence. The National Weather Service names Upland, the town this property stands in, in 8 storm reports between 1999 and 2024: 3 flood, 2 wildfire, 2 flash flood, 1 lightning. 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 2004 | Flash Flood | Upland | $30,000 | no account filed |
| October 2005 | Lightning | Upland | $1,500 | Lightning struck Hillside High School in Upland. A palm tree was ripped up and a few bricks came off of one of the school buildings. A power outage occurred at around the same time in Claremont and affected 1,552 customers. |
| March 2024 | Flood | Upland | - | CalTrans report of flooding near I-10 W and 4th Street. |
| March 2024 | Flood | Upland | - | CalTrans report of flooding in Lanes 1 and 2 of I-10 W near Euclid Ave. |
| May 2019 | Flash Flood | Upland | - | Spotter reported flash flooding and a swift water rescue just north of Upland. It was reported that the vehicle lost control, flipped over and was taking on water. |
| October 1999 | Wildfire | Upland | - | About 70 acres were burned in a brush fire. |
| November 2003 | Wildfire | Upland | - | no account filed |
| April 2000 | Flood | Upland | - | no account filed |
United States Geological Survey topographic sheets whose coverage includes this point. Matched by taking the coordinate the National Park Service records for this property, then testing that coordinate against the published boundary of every sheet.
Other National Register properties close enough to walk or drive between, ordered by distance from this one. Both positions come from the same geocoding pass that matched these properties to their map sheets.
| Photograph | Property | Distance | Listed |
|---|---|---|---|
![]() | Euclid Avenue | 1.1 miles | 2005 |
![]() | Maloof Workshop 1 | 3.2 miles | 2010 |
![]() | Sam and Alfreda Maloof Compound | 3.2 miles | 2010 |
![]() | Maloof Guesthouse | 3.2 miles | 2010 |
![]() | Maloof Main House | 3.2 miles | 2010 |
![]() | Old San Antonio Hospital | 3.7 miles | 1980 |
| National Archives record | The nomination case file for reference 12000813 in Record Group 79. |
| San Bernardino County | All 98 listed properties in this county. |