Built in 1946. Listed on the National Register of Historic Places in 1980.
“The GAPA Launch Site and Blockhouse near Knolls in Tooele County, Utah dates from 1946.”
Wikipedia article GAPA Launch Site and Blockhouse, CC BY-SA 4.0.
One of 29 National Register listings published here for Tooele County · listed in 1980 · category: Site · built in 1946.
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 1 fire within 5 miles of GAPA Launch Site and Blockhouse in 2013, burning about 20 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 | 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 |
|---|---|---|---|---|
| 15 August 2013 | Missing data/not specified/undetermined | 20 acres | Salt Lake Field Office | LANDFILL |
Regional context, not property-specific evidence. The federal mineral resources record lists 2 workings within 5 miles of GAPA Launch Site and Blockhouse: 2 past producers. None of them still produces. What was taken out: 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 |
|---|---|---|---|---|
| Ut Dept Hwys Grav Pit 23103 # 1 2 3 | Sand and Gravel, Construction | Past Producer | ||
| Ut Dept Hwys Gravel Pit 23103 #1, 2, 3 | Sand and Gravel, Construction | Past Producer | Unconsolidated Sediments |
Regional context, not property-specific evidence. The National Weather Service names Knolls, the town this property stands in, in 25 storm reports between 2005 and 2025: 25 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 |
|---|---|---|---|---|
| May 2025 | Thunderstorm Wind | Knolls | $12,000 | A semi roll over was reported on I-80 near MP 33, with the cause overwhelmingly suspected to be strong winds. |
| May 2025 | Thunderstorm Wind | Knolls | - | The I-80 at MP 40 Knolls mesonet station recorded a wind gust of 62 mph as a result of outflow winds associated with a nearby cluster of showers and thunderstorms moving through the area. |
| May 2025 | Thunderstorm Wind | Knolls | - | The I-80 at MP 40 Knolls mesonet station recorded a wind gust of 72 mph as a result of outflow winds associated with a nearby cluster of showers and thunderstorms moving through the area. |
| May 2025 | Thunderstorm Wind | Knolls | - | The I-80 at MP 40 Knolls mesonet station recorded an initial strong wind gust of 67 mph at 1:40 pm MST, followed by a subsequent peak wind gust of 74 mph at 1:50 pm MST. These wind gusts were the result of outflow winds associated with a nearby cluster of showers and thunderstorms moving through the area. |
| May 2025 | Thunderstorm Wind | Knolls | - | The I-80 at MP 40 Knolls mesonet station recorded a wind gust of 59 mph as a result of outflow winds associated with a nearby cluster of showers and thunderstorms moving through the area. |
| July 2025 | Thunderstorm Wind | Knolls | - | The I-80 at MP 40 Knolls mesonet station recorded a wind gust of 64 mph as a result of outflow winds associated with a nearby cluster of showers and thunderstorms moving through the area. |
| July 2024 | Thunderstorm Wind | Knolls | - | The I-80 at MP 40 Knolls mesonet station recorded a wind gust of 61 mph as a result of outflow winds associated with a nearby cluster of showers and thunderstorms moving through the area. |
| March 2024 | Thunderstorm Wind | Knolls | - | The I-80 at MP 40 Knolls mesonet station recorded a wind gust of 62 mph as a result of a convective section of a cold frontal boundary advancing through the area. |
| September 2023 | Thunderstorm Wind | Knolls | - | The I-80 at MP 40 Knolls mesonet station recorded an initial peak gust of 75 mph at 5:30 pm MST, and a subsequent strong gust of 62 mph at 5:50 pm MST. These gusts were a result of outflow winds associated with a cluster of showers and thunderstorms moving through the area. |
| July 2023 | Thunderstorm Wind | Knolls | - | The I-80 at MP 40 Knolls mesonet station recorded a wind gust of 73 mph as a result of outflow winds associated with a nearby cluster of showers and thunderstorms moving through the area, which formed after the passage of the squall line earlier in the evening. |
| July 2023 | Thunderstorm Wind | Knolls | - | The I-80 at MP 40 Knolls mesonet station recorded a wind gust of 60 mph as a result of outflow winds associated with a nearby cluster of showers and thunderstorms moving through the area. |
| May 2022 | Thunderstorm Wind | Knolls | - | The I-80 at MP 40 Knolls automated weather station recorded a peak wind gust of 64 mph. |
| July 2022 | Thunderstorm Wind | Knolls | - | The Utah Department of Transportation I-80 @ mp 40 (Knolls) mesonet station measured strong wind gusts over the span of around 10 minutes as a result of a nearby microburst's outflow winds. An initial gust of 58 mph was measured at 3:20 pm MST, with a peak gust of 70 mph measured 3:30 pm MST. |
| June 2022 | Thunderstorm Wind | Knolls | - | A thunderstorm and associated outflow produced a wind gust of 61 mph at the I-80 at MP 40 Knolls mesonet sation. |
| June 2016 | Thunderstorm Wind | Knolls | - | The Diddle Knoll sensor in the Dugway Proving Ground mesonet recorded a peak wind gust of 69 mph. |
| September 2016 | Thunderstorm Wind | Knolls | - | The Diddle Knoll sensor in the Dugway Proving Ground mesonet recorded a maximum wind gust of 62 mph. |
| October 2016 | Thunderstorm Wind | Knolls | - | A 61 mph wind gust was recorded at the Diddle Knoll sensor. |
| July 2015 | Thunderstorm Wind | Knolls | - | The Diddle Knoll sensor in the Dugway Proving Ground mesonet recorded a peak wind gust of 58 mph. |
| August 2013 | Thunderstorm Wind | Knolls | - | The Diddle Knoll sensor in the Dugway Proving Ground mesonet recorded a maximum wind gust of 64 mph. |
| July 2013 | Thunderstorm Wind | Knolls | - | The Diddle Knoll sensor in the Dugway Proving Ground mesonet recorded a peak wind gust of 61 mph. |
| July 2011 | Thunderstorm Wind | Knolls | - | The Diddle Knoll sensor in the Dugway Proving Ground mesonet recorded a maximum wind gust of 59 mph. |
| July 2006 | Thunderstorm Wind | Knolls | - | Dugway I-80 Sensor |
| June 2005 | Thunderstorm Wind | Knolls | - | Measured by Knolls Mesonet |
| July 2005 | Thunderstorm Wind | Knolls | - | Dry Microburst |
| June 2005 | Thunderstorm Wind | Knolls | - | no account filed |
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.
| National Archives record | The nomination case file for reference 80003972 in Record Group 79. |
| Wikipedia article | Community-written account of this property, licensed CC BY-SA. |
| Tooele County | All 29 listed properties in this county. |
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