Snow Flat Snow Survey Shelter

Built in 1947. Listed on the National Register of Historic Places in 2014. 10 historic topographic surveys show this location, the earliest from 1901.

From the record

One of 44 National Register listings published here for Mariposa County · listed in 2014 · category: Building · built in 1947.

Sources: the National Register database, National Park Service

The listing

What is counted as historic. The nomination lists 1 building as contributing to the listing.
Address. Terminus of service road off May Lake Rd., Yosemite
When was it listed? July 2014
Category. building
Also known as. Yosemite National Park MPS
Census division. Yosemite Valley
When was it built? 1947
National Register reference number. 14000411 - assigned by the National Park Service when the property was listed.

Fires near this property

111 since 1992

Regional context, not property-specific evidence. The federal wildfire occurrence database lists 111 fires within 5 miles of Snow Flat Snow Survey Shelter between 1992 and 2020, burning about 815 acres in total. 64 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	64
Recreation and ceremony	38
Missing data/not specified/undetermined	5
Smoking	2
Other causes	1
Debris and open burning	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 1992	Natural	under an acre	Yosemite National Park	INDIAN
8 September 2018	Missing data/not specified/undetermined	under an acre	Yosemite National Park	PINNACLES
7 September 1992	Recreation and ceremony	under an acre	Yosemite National Park	MAYLAKE
6 September 1999	Smoking	under an acre	Yosemite National Park	MAY LAKE
5 September 2016	Recreation and ceremony	under an acre	Yosemite National Park	SNOW CREEK
4 September 2018	Natural	400 acres	Yosemite National Park	INDIAN
4 September 2018	Natural	under an acre	Yosemite National Park	HALF MOON
4 September 1996	Natural	2.0 acres	Yosemite National Park	HOFFMAN

Every fire recorded in Mariposa County

Maps showing this location

10 surveys

United States Geological Survey topographic sheets whose coverage includes this point. Matched by taking the coordinate the National Park Service records for this property, then testing that coordinate against the published boundary of every sheet.

1901 USGS Mt. Lyell quadrangle1:125000 - 12 printings
1947 USGS Mariposa quadrangle1:250000 - 2 printings
1948 USGS Mariposa quadrangle1:250000
1956 USGS Tuolumne Meadows quadrangle1:62500 - 5 printings
1957 USGS Mariposa quadrangle1:250000 - 4 printings
1963 USGS Mariposa quadrangle1:250000
1976 USGS Yosemite Valley quadrangle1:100000 - 2 printings
1990 USGS Tenaya Lake quadrangle1:24000
1992 USGS Tenaya Lake quadrangle1:24000
1997 USGS Tenaya Lake quadrangle1:24000

Listed places nearby

6 within 8 miles

Other 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.

Property	Distance	Listed
May Lake High Sierra Camp	1.3 miles	2014
Snow Creek Ski Hut	3.1 miles	2014
Sunrise High Sierra Camp	4.2 miles	2014
Half Dome Cables and Trail	5.5 miles	2012
Half Dome Cables and Trail	5.8 miles	2012
Ahwahnee Hotel	7.0 miles	1977

Sources for this property

National Archives record	The nomination case file for reference 14000411 in Record Group 79.
Mariposa County	All 44 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.