Alton, Idaho
12 topographic sheets cover this place, the earliest surveyed in 1909 and the latest in 1983. It stands in the Montpelier census division. It lies in ZIP code area 83254. The Survey maps it on the Pegram quadrangle.
Topographic sheets covering this place
7 surveys from 12 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.
- 1909 USGS Montpelier quadrangle1:125000
- 1911 USGS Montpelier quadrangle1:125000, 3 printings
- 1955 USGS Preston quadrangle1:250000, 3 printings
- 1958 USGS Preston quadrangle1:250000, 2 printings
- 1962 USGS Preston quadrangle1:250000
- 1970 USGS Pegram quadrangle1:24000
- 1983 USGS Preston quadrangle1:100000
Fires near this place
5 since 1994Regional context, not property-specific evidence. The federal wildfire occurrence database lists 5 fires within 5 miles of Alton between 1994 and 2019, burning about 194 acres in total. 3 started naturally. None was 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 |
|---|---|
| Natural | 3 |
| Power generation/transmission/distribution | 1 |
| Missing data/not specified/undetermined | 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 |
|---|---|---|---|---|
| 5 August 2000 | Natural | 30 acres | Idaho Falls District | BEAR LAKE |
| 22 August 2000 | Natural | 29 acres | Idaho Falls District | WEB |
| 2 August 2019 | Missing data/not specified/undetermined | 5.0 acres | Idaho Falls District | SHEEP CREEK |
| 17 July 2002 | Natural | under an acre | Idaho Falls District | SHEEP CRK |
| 19 June 1994 | Power generation/transmission/distribution | 130 acres | Idaho Falls District | SHEEP CR. |
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 Alton: 4 past producers, 3 occurrences. None of them still produces. What was taken out: Copper, Silver, Sand and Gravel, Construction. 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 |
|---|---|---|---|---|
| Bonanza Shaft | Copper, Silver | Past Producer | Replacement | |
| Unnamed Location | Sand and Gravel, Construction | Occurrence | ||
| Bonneville Group | Copper | Past Producer | Replacement | |
| Claire Mining Co | Copper | Past Producer | ||
| Copper Prospect | Copper | Occurrence | ||
| Duke Mine | Copper | Past Producer | 1905 | |
| Unnamed Prospect | Copper | Occurrence |
Storms near this place
4 since 2019Regional context, not property-specific evidence. The National Weather Service names Alton in 4 storm reports between 2019 and 2025: 4 thunderstorm wind. 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 |
|---|---|---|---|---|
| August 2025 | Thunderstorm Wind | Alton | - | The mesonet station PC624 Alton East recorded a 60 mph thunderstorm outflow wind gust. |
| December 2025 | Thunderstorm Wind | Alton | - | A 75 mph wind gust measured at the Rocky Point ITD mesonet site. |
| December 2025 | Thunderstorm Wind | Alton | - | A 64 mph wind gust measured at the PC624 Alpon East mesonet site. |
| June 2019 | Thunderstorm Wind | Alton | - | The mesonet station ITD37 at Rocky Point on Highway 30 recorded a wind gust of 62 mph. |
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.
Provenance
This settlement is recorded in the Geographic Names Information System as feature 396034. 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.






