Boca, California
35 topographic sheets cover this place, the earliest surveyed in 1891 and the latest in 2000. It stands in the Donner census division. It lies in ZIP code area 96161. It stands on Boca Hill. The Survey maps it on the Boca quadrangle. It stands 5,528 feet above sea level.
Then and now
1891 to 2000The same ground, surveyed 109 years apart. Drag the handle to wipe between them. Both sheets are United States Geological Survey originals; neither has been altered.


On record in Boca
Buildings and businesses the archive holds for this place. Each opens its own page, with the source record it came from.
On the National Register within a mile 1 record
The National Register names another town for these. They stand within one mile of this settlement's coordinate.
Boca Damlisted 1981 · 0.3 miles away
Topographic sheets covering this place
11 surveys from 35 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.
- 1891 USGS Truckee quadrangle1:125000
- 1893 USGS Truckee quadrangle1:125000
- 1895 USGS Truckee quadrangle1:125000, 9 printings
- 1932 USGS Truckee quadrangle1:96000
- 1940 USGS Truckee quadrangle1:125000, 4 printings
- 1955 USGS Boca quadrangle1:24000, 7 printings
- 1955 USGS Truckee quadrangle1:62500, 4 printings
- 1958 USGS Chico quadrangle1:250000, 4 printings
- 1960 USGS Chico quadrangle1:250000
- 1977 USGS Truckee quadrangle1:100000, 2 printings
- 2000 USGS Boca quadrangle1:24000
Fires near this place
279 since 1992Regional context, not property-specific evidence. The federal wildfire occurrence database lists 279 fires within 5 miles of Boca between 1992 and 2020, burning about 2,812 acres in total. 54 started naturally. 11 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 | 82 |
| Recreation and ceremony | 74 |
| Natural | 54 |
| Equipment and vehicle use | 22 |
| Debris and open burning | 19 |
| Arson/incendiarism | 11 |
| Smoking | 9 |
| Misuse of fire by a minor | 3 |
| Power generation/transmission/distribution | 3 |
| Fireworks | 1 |
| Railroad operations and maintenance | 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 2019 | Missing data/not specified/undetermined | 3.0 acres | Tahoe National Forest | RESERVOIR |
| 9 September 2013 | Recreation and ceremony | 1.0 acres | Nevada-Yuba-Placer Unit | AIRPORT |
| 8 September 2017 | Missing data/not specified/undetermined | under an acre | California Department of Forestry & Fire Protection | QUARRY |
| 4 September 2019 | Recreation and ceremony | under an acre | Tahoe National Forest | BOCA |
| 4 September 1998 | Natural | under an acre | Humboldt-Toiyabe National Forest | GREY |
| 4 September 1993 | Recreation and ceremony | under an acre | Nevada-Yuba-Placer Unit | SOMERSET |
| 3 September 1998 | Natural | under an acre | Humboldt-Toiyabe National Forest | BRONCO |
| 3 September 1998 | Natural | under an acre | Humboldt-Toiyabe National Forest | ACID |
Settlements close enough to share some of these fires:
Mines and quarries near this place
7 within 5 milesRegional context, not property-specific evidence. The federal mineral resources record lists 7 workings within 5 miles of Boca: 3 producers, 2 occurrences, 1 past producer, 1 unknown. 3 still produce. What was taken out: Sand and Gravel, Construction, Gold, Uranium, Pumice. 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 |
|---|---|---|---|---|
| Hirschdale Pit | Pumice | Producer | ||
| Martis Valley Pit | Sand and Gravel, Construction | Producer | ||
| Truckee Canyon Group | Uranium | Occurrence | ||
| Truckee Canyon Group | Uranium | Occurrence | ||
| Truckee Pit | Sand and Gravel, Construction | Producer | ||
| Unnamed | Gold | Past Producer | Underground | |
| Unnamed Location | Gold | Unknown |
Storms near this place
7 since 2003Regional context, not property-specific evidence. The National Weather Service names Boca in 7 storm reports between 2003 and 2023: 4 heavy rain, 2 hail, 1 flood. 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 |
|---|---|---|---|---|
| January 2023 | Heavy Rain | Boca | - | COCORAHS Station (CA-NV-51) located 2.0 mi N Truckee, CA, and CO-OP observer located 1.0 mi SSW of Boca Reservoir, CA, reported 24 hour heavy rainfall totals of 5.57 and 4.62 inches respectively during the period from 12/31/22 through 1/1/23. |
| June 2023 | Flood | Boca | - | The CHP Truckee reported flooding located 1.0 mi N of Boca Reservoir that included mud along with the fall of rocks/boulders up to 5 feet diameter onto Stampede Meadows Rd. near Boca Springs road. |
| August 2021 | Heavy Rain | Boca | - | Mesonet reported 0.8 inches of rainfall from thunderstorms 2 SW of Glenshire. |
| December 2019 | Heavy Rain | Boca | - | CO-OP Observer station BOCC1 1 mile south-southwest of Boca Reservoir reported 1.95 inches of rainfall in a 48-hour period from 6 December 0800PST to 8 December 0800PST at an elevation of 5575 feet MSL. |
| April 2018 | Heavy Rain | Boca | - | COOP observer 1 mile south-southwest of Boca Reservoir (elevation 5589 feet) measured 0.94 inches of rainfall in a 24 hour period from 6 April 1049PST to 7 April 1049PST. |
| August 2012 | Hail | Boca | - | Very large amounts of pea to marble size hail (with some hail as large as nickels) from a slow-moving thunderstorm caused around 4 inches of accumulating hail. The hail depth was directly verified by a National Weather Service employee. The hail caused a number of residential gardens to be damaged or destroyed. |
| June 2003 | Hail | Boca | - | A storm spotter reported 3/4 inch diameter hail in the Hirschdale area, near Boca Reservoir. |
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 |
|---|---|---|---|
| Hinton | 1.3 miles | 35 | |
| Hirschdale | 1.5 miles | 34 | |
| Prosser (historical) | 2.0 miles | 36 | |
| Union Mills | 2.3 miles | 34 | |
| Iceland | 3.7 miles | 35 | |
| Bronco | 3.8 miles | 35 | |
| Floriston | 3.9 miles | 35 | |
| Polaris | 3.9 miles | 36 |
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.
| Wikipedia article on Boca | An encyclopaedic summary. Its text is share-alike, so it is linked here rather than copied. |
| Wikidata item Q2908225 | 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 1658092. 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.










