Cosumne, California
22 topographic sheets cover this place, the earliest surveyed in 1894 and the latest in 1993. It stands in the Sloughhouse census division. It lies in ZIP code area 95683. It stands on Crevis Creek. The Survey maps it on the Sloughhouse quadrangle.
Then and now
1894 to 1993The same ground, surveyed 99 years apart. Drag the handle to wipe between them. Both sheets are United States Geological Survey originals; neither has been altered.


Topographic sheets covering this place
9 surveys from 22 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.
- 1894 USGS Lodi quadrangle1:125000, 3 printings
- 1909 USGS Cosumnes quadrangle1:31680, 2 printings
- 1947 USGS Sacramento quadrangle1:250000, 2 printings
- 1948 USGS Sacramento quadrangle1:250000
- 1953 USGS Sloughhouse quadrangle1:24000, 2 printings
- 1956 USGS Sacramento quadrangle1:250000, 2 printings
- 1957 USGS Sacramento quadrangle1:250000, 4 printings
- 1968 USGS Sloughhouse quadrangle1:24000, 4 printings
- 1993 USGS Lodi quadrangle1:100000, 2 printings
Fires near this place
201 since 1992Regional context, not property-specific evidence. The federal wildfire occurrence database lists 201 fires within 5 miles of Cosumne between 1992 and 2020, burning about 10,486 acres in total. 3 started naturally. 26 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 | 85 |
| Equipment and vehicle use | 71 |
| Arson/incendiarism | 26 |
| Debris and open burning | 6 |
| Power generation/transmission/distribution | 6 |
| Natural | 3 |
| Firearms and explosives use | 1 |
| Smoking | 1 |
| Recreation and ceremony | 1 |
| Fireworks | 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 |
|---|---|---|---|---|
| 6 September 2009 | Missing data/not specified/undetermined | 1.0 acres | Amador-El Dorado Unit | INDIO |
| 6 September 2004 | Arson/incendiarism | 2.0 acres | Amador-El Dorado Unit | DILLARD |
| 4 September 2009 | Missing data/not specified/undetermined | 172 acres | Amador-El Dorado Unit | LATROBE |
| 4 September 2004 | Missing data/not specified/undetermined | 700 acres | Amador-El Dorado Unit | SCOTT |
| 3 September 2015 | Firearms and explosives use | 110 acres | Amador-El Dorado Unit | APPLE |
| 3 September 2010 | Missing data/not specified/undetermined | 1.1 acres | Amador-El Dorado Unit | SCOTT |
| 29 September 2003 | Equipment and vehicle use | under an acre | Amador-El Dorado Unit | GRANT |
| 28 September 2009 | Equipment and vehicle use | under an acre | Amador-El Dorado Unit | GRANT LINE RD / KIEFER BL |
Settlements close enough to share some of these fires:
Mines and quarries near this place
10 of 16 shownRegional context, not property-specific evidence. The federal mineral resources record lists 16 workings within 5 miles of Cosumne: 6 past producers, 5 producers, 4 occurrences, 1 unknown. 5 still produce. What was taken out: Gold, Sand and Gravel, Construction, Silver, Platinum. 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 |
|---|---|---|---|---|
| Michigan Bar | Gold, Platinum, Iridium, Osmium | Producer | Stream Placer | |
| Michigan Bar | Gold, PGE | Unknown | ||
| Hoosier Gulch | Gold, Silver | Past Producer | ||
| Humphreys Dredge | Gold, Silver | Past Producer | ||
| Thurman and Wright | Gold, Silver | Past Producer | ||
| Gravel Pit | Sand and Gravel, Construction | Past Producer | ||
| Perkins Plant | Sand and Gravel, Construction | Producer | ||
| Rancho Murieta Crusher | Sand and Gravel, Construction | Past Producer | ||
| Silva Ranch Pit | Sand and Gravel, Construction | Producer | ||
| Cosumnes Gold Dredging Co. | Gold | Producer | Placer |
Storms near this place
5 since 2019Regional context, not property-specific evidence. The National Weather Service names Cosumne in 5 storm reports between 2019 and 2026: 5 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 2019 | Flood | Cosumne | $5,000 | Local media shared a video of law enforcement rescuing a stranded motorist in Sloughhouse near Kiefer Blvd and Jackson Rd. Road was completely flooded. |
| April 2026 | Flood | Cosumne | - | California Highway Patrol reported river and roadway flooding on the bridge at Highway 16 and Kiefer Boulevard. |
| February 2026 | Flood | Cosumne | - | California Highway Patrol reported roadway flooding with 2 feet of water over the surface. |
| February 2025 | Flood | Cosumne | - | California Highway Patrol reported that Kiefer Boulevard was closed between Highway 16 and Kiefer Landfill due to heavy rain. |
| March 2023 | Flood | Cosumne | - | Kiefer Blvd closed at Highway 16 due to water on the roadway. |
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 |
|---|---|---|---|
| Sloughhouse | 1.0 miles | 22 | |
| Rancho Murieta | 4.3 miles | 27 | |
| Live Oak | 5.4 miles | 25 | |
| Walltown | 6.8 miles | 27 | |
| Michigan Bar (historical) | 7.0 miles | 25 | |
| Wilton | 7.6 miles | 26 | |
| Dillard | 7.6 miles | 26 | |
| Sheldon | 7.9 miles | 26 |
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 Q122560418 | 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 1658324. 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.








