Listed on the National Register of Historic Places in 1998. 12 historic topographic surveys show this location, the earliest from 1907.
“The Riverview Union High School was the first high school built in Contra Costa County. Located at 1500 W First Street in Antioch, California.”
Wikipedia article Riverview Union High School Building, CC BY-SA 4.0.
One of 49 National Register listings published here for Contra Costa County · listed in 1998 · category: Building.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service
Regional context, not property-specific evidence. The federal wildfire occurrence database lists 699 fires within 5 miles of Riverview Union High School Building between 1993 and 2020, burning about 1,557 acres in total. None started naturally. 164 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 | 283 |
| Arson/incendiarism | 164 |
| Misuse of fire by a minor | 93 |
| Smoking | 88 |
| Equipment and vehicle use | 48 |
| Debris and open burning | 22 |
| Power generation/transmission/distribution | 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 2020 | Missing data/not specified/undetermined | under an acre | Santa Clara Unit | not named |
| 9 September 2019 | Misuse of fire by a minor | 3.0 acres | Santa Clara Unit | not named |
| 9 September 2019 | Arson/incendiarism | under an acre | Santa Clara Unit | not named |
| 9 September 2011 | Smoking | under an acre | Santa Clara Unit | not named |
| 8 September 2019 | Missing data/not specified/undetermined | under an acre | Santa Clara Unit | not named |
| 7 September 2018 | Missing data/not specified/undetermined | under an acre | California Department of Forestry & Fire Protection | not named |
| 7 September 2018 | Misuse of fire by a minor | under an acre | California Department of Forestry & Fire Protection | not named |
| 7 September 2010 | Equipment and vehicle use | under an acre | California Department of Forestry & Fire Protection | not named |
Regional context, not property-specific evidence. The federal mineral resources record lists 23 workings within 5 miles of Riverview Union High School Building: 7 producers, 6 past producers, 5 occurrences, 4 prospects. 8 still produce. What was taken out: Sand and Gravel, Construction, Silica, Stone, Mercury. 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 |
|---|---|---|---|---|
| 1b Du Pont B Plant Ti | Titanium, Pigment | Plant | 1963 | |
| Antioch Paving Co. | Stone, Crushed/Broken | Producer | ||
| Holland Sandstone Brick Co. | Mercury | Past Producer | ||
| Unnamed Location | Mercury | Prospect | ||
| Unnamed | Stone | Occurrence | ||
| Unnamed Location | Stone | Prospect | ||
| Unnamed Location | Stone | Prospect | ||
| Unnamed. | Stone | Occurrence | ||
| Antioch | Silica | Producer | ||
| Antioch | Silica | Past Producer |
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 |
|---|---|---|---|
 | Roswell Butler Hard House | 0.5 miles | 1993 |
 | Black Diamond Mines | 4.4 miles | 1991 |
 | Shannon-Williamson Ranch | 5.5 miles | 1987 |
| Clayton Vineyards-DeMartini Winery | 7.9 miles | 1984 |
| National Archives record | The nomination case file for reference 98001243 in Record Group 79. |
| Wikipedia article | Community-written account of this property, licensed CC BY-SA. |
| Contra Costa County | All 49 listed properties in this county. |
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