BlockFrom the record
One of 80 National Register listings published here for Iron County · listed in 1983 · category: District.
Sources: the case file at the National Archives · the National Register database, National Park Service
Triangle Ranch Headquarters Historic District
Listed on the National Register of Historic Places in 1983.
The listing
- Address. N of Amasa, Amasa, 49903
- When was it listed? December 1983
- Category. district
- Also known as. Iron County MRA
- Township. Hematite township
- National Register reference number. 83003762 - the number the National Park Service assigned this property when it was listed, and the key its nomination file is catalogued under at the National Archives.
Fires near this property
5 since 2007Regional context, not property-specific evidence. The federal wildfire occurrence database lists 5 fires within 5 miles of Triangle Ranch Headquarters Historic District between 2007 and 2020, burning about 140 acres in total. None 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 |
|---|---|
| Missing data/not specified/undetermined | 2 |
| Recreation and ceremony | 1 |
| Railroad operations and maintenance | 1 |
| Equipment and vehicle use | 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 |
|---|---|---|---|---|
| 14 August 2009 | Equipment and vehicle use | under an acre | Michigan Department of Natural Resources | SPIES LAKE ROAD |
| 9 May 2018 | Recreation and ceremony | 1.9 acres | Michigan Department of Natural Resources | RED ROCK FIRE |
| 16 May 2020 | Missing data/not specified/undetermined | 2.8 acres | Michigan Department of Natural Resources | FISHING SITE RD |
| 16 May 2020 | Missing data/not specified/undetermined | 1.0 acres | Michigan Department of Natural Resources | AMASA-HEMATITE TWP VFD 0051620 - 2020 |
| 12 May 2007 | Railroad operations and maintenance | 134 acres | Michigan Department of Natural Resources | not named |
Mines and quarries near this property
1 within 5 milesRegional context, not property-specific evidence. The federal mineral resources record lists 1 working within 5 miles of Triangle Ranch Headquarters Historic District: 1 prospect. None of them still produces. What was taken out: Iron. 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 |
|---|---|---|---|---|
| Channing Exploration | Iron | Prospect | 1907, 1911 |
Storms near this property
12 since 1998Regional context, not property-specific evidence. The National Weather Service names Amasa, the town this property stands in, in 12 storm reports between 1998 and 2025: 7 thunderstorm wind, 3 hail, 2 heavy rain. 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 |
|---|---|---|---|---|
| June 2025 | Thunderstorm Wind | Amasa | - | WEenergies reported electrical equipment damaged by winds, causing 23 customers to be without power. |
| July 2012 | Heavy Rain | Amasa | - | The observer in Amasa measured 2.51 inches of rain. |
| April 2004 | Thunderstorm Wind | Amasa | - | A number of 6 to 12 inch diameter trees were blown down along highway U.S. 141. |
| August 2002 | Hail | Amasa | - | Quarter sized hail was reported. |
| August 2002 | Thunderstorm Wind | Amasa | - | Several small trees were snapped off and 8 inch diameter branches were broken off. |
| October 2002 | Thunderstorm Wind | Amasa | - | Trees were blown down. |
| April 2001 | Thunderstorm Wind | Amasa | - | 4 to 8 inch diameter trees downed. |
| July 1999 | Hail | Amasa | - | Nickle sized hail. |
| July 1999 | Thunderstorm Wind | Amasa | - | Many 8 to 10 inch diameter trees down. across road |
| June 1999 | Thunderstorm Wind | Amasa | - | several trees down |
| May 2006 | Heavy Rain | Amasa | - | no account filed |
| June 1998 | Hail | Amasa | - | no account filed |
Map coverage status
No historic map-sheet match is published for this property yet. That does not mean no map exists. This record needs a coordinate-quality review before it can be joined to a sheet boundary. Browse the county's mapped places while that work is pending.
Listed places nearby
4 within 8 milesOther 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 |
|---|---|---|---|
 | Jacob Jacobson House | 5.7 miles | 1983 |
 | Joseph Bowers House | 5.7 miles | 1983 |
| Park City Historic District | 5.8 miles | 1983 | |
| Amasa Historic Business District | 5.8 miles | 1983 |
Sources for this property
| National Archives record | The nomination case file for reference 83003762 in Record Group 79. |
| Iron County | All 80 listed properties in this county. |
Provenance
- Listing record. National Park Service National Register of Historic Places, listed-properties dataset, current to 2026-05-22.
- Map join. Address geocoded through the United States Census geocoder, then tested against the published boundary of every sheet in the USGS Historical Topographic Map Collection.
- How this page is made. Listing fields come from federal records; map-sheet coverage is a labelled coordinate-to-boundary calculation, not a source-field claim.
- 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.