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Fire lookout · Lassen County, California

Dyer Mountain Lookout

Built 1934 in Lassen National Forest; last used as a lookout in 2007 and called unsafe for use; a 2020 project moved its radio gear to a container.

Visit & stay

Not rentable. As far as we know, this lookout cannot be booked for overnight stays.

Access

Access unknown

We do not know the access rules. Check with the land manager before you go. The register and the 2011-2012 CAL FIRE plan call the building unsafe for use; that is not a formal closure, and no current opening or closure notice was found

Can you climb it?
No
Road to the top?
Unknown
Trail
No public route described in the sources read; the register calls the building unsafe for use
Staffing
Not staffed (as of 2011-2012)

Facts

Status
Standing
Type
Enclosed towerCalifornia Region 5 Plan BC-301 cabin on an enclosed timber towerThe design: BC-301
Built of
Not recorded
Built
1934
Height
Unknown
Elevation
7,474 ft (2,278 m)
Agency
US Forest Service - Lassen National Forest
Land
Federal land
Location
Lassen County, California
Coordinates
40.23906, −121.03274
This entry
VerifiedResearched, then checked independently. Updated 8 Oct 2026.
Firefinder id
us-ca-dyer-mountain

View from the cab

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History

Then and now

  1. 1934 BuiltRegister gives 1934; Forest Lookouts says a Conservation Corps crew erected the lookout that yearSources: nhlr.org, californialookouts.weebly.com
  2. 1937 FireSeptember 1937 fire, started by a spark from a flatcar's brake shoe, destroyed a logging trestle over Dry Creek; the Dyer Mountain lookout was first to report itSource: californialookouts.weebly.com
  3. 1937 EventHigh winds tore the west shutters off in June 1937Source: californialookouts.weebly.com
  4. No record between 1937 and 1955
  5. 1955 StaffedJohn and Lillian Dulvick began their tenth summer season at the lookoutSource: californialookouts.weebly.com
  6. No record between 1955 and 1991
  7. 1991 StaffedStaffed for the 1991 fire season with severity funds, per a 1992 Lassen County Times itemSource: californialookouts.weebly.com
  8. 1992 StaffedOpened June 15, 1992, funded for two monthsSource: californialookouts.weebly.com
  9. No record between 1992 and 2007
  10. 2007 Last staffedRegister says the tower has not been used as a lookout since 2007Source: nhlr.org
  11. 2011 Condition assessmentCAL FIRE 2011-2012 plan update: building unsafe, not staffed, Forest Service might pursue demolition; removed from CAL FIRE's list of historic buildings to preserveSource: nhlr.org
  12. 2019 Added to the National Historic Lookout RegisterRegistered October 31, 2019 as US 1376, CA 199Source: nhlr.org
  13. 2020 EventDecision signed November 7, 2020 for a new special use permit to move CAL FIRE radio equipment from the lookout into a 10 by 10 foot container; project marked completedSource: fs.usda.gov
  14. TodayStandingIt still stands, as far as our sources know.

Old maps of this spot

USGS topographic maps from the years a lookout stood may show it, often as a small symbol labelled “Lookout”. See the old topo maps around it on the Firefinder map, or find every scanned sheet of this spot on USGS TopoView (click the spot there to list them, with dates and downloads).

Story

Researched 8 Oct 2026, fact-checked.

Dyer Mountain Lookout stands in the Lassen National Forest in Lassen County, California, at about 7,474 feet.1 The National Historic Lookout Register describes it as a California Region 5 Plan BC-301 cabin on a 15-foot enclosed timber tower.1

The register and Forest Lookouts both give 1934 as the build year.1,2 Forest Lookouts says a Conservation Corps crew erected it with lumber from the Red River Lumber Company, and that pack horses delivered the supplies to the site.2

High winds tore its west shutters off in June 1937.2 That September, a spark from a flatcar's brake shoe started a fire that destroyed a logging trestle over Dry Creek, and the Dyer Mountain lookout was the first to report it.2

Forest Lookouts quotes 1955 and 1956 notices naming John and Lillian Dulvick as summer staff.2

State funding ran short in the early 1990s.2 A 1992 Lassen County Times item, quoted by Forest Lookouts, said the cut came in the 1991-92 fiscal year and that "severity" funds had covered the 1991 season.2 The lookout opened on June 15, 1992, funded for two months.2 The sources do not give one end date for state support. An October 1996 item still called the lookout state funded,2 and the register quotes CAL FIRE's 2011-2012 plan as saying the permanent cut came about 15 years before that plan.1

The register says CAL FIRE used the tower as a lookout until 2007.1 When staffed, the register adds, it served the Almanor and Eagle Lake ranger districts and a Plumas National Forest district.1

Its lower room now houses state and federal radio equipment.1 CAL FIRE's 2011-2012 plan calls the building unsafe.1 Guy wires sagged on one side, stair boards were cracked and splintered, and the catwalk was separating from the main structure.1 The plan says the Forest Service had stopped regular maintenance and might pursue demolition rather than restoration.1 CAL FIRE also took the lookout off its list of historic buildings to preserve.1

The lookout joined the register on October 31, 2019, as US 1376.1 In 2020 the Forest Service proposed a new special use permit so CAL FIRE could install a 10-by-10-foot metal sea container at the Dyer Mountain Communications Site and move its radio equipment out of the lookout.3 The project page lists the decision as signed November 7, 2020, and the project as completed.3

The register's text dates from the 2011-2012 plan, so it may be out of date. The newest source I found is a 2020 Forest Service page.3 The register calls the building unsafe for use, so I would not advise climbing it. I found no source describing public visits.1

  1. Dyer Mountain Lookout, National Historic Lookout Register (nhlr.org), http://nhlr.org/lookouts/us/ca/dyer-mountain-lookout/ (accessed 2026-10-08). ↩
  2. Dyer Mountain, Forest Lookouts (californialookouts.weebly.com), https://californialookouts.weebly.com/dyer-mountain.html (accessed 2026-10-08). ↩
  3. Calfire Dyer Communications Site Project, U.S. Forest Service, Lassen National Forest (fs.usda.gov), https://www.fs.usda.gov/r05/lassen/projects/58752 (accessed 2026-10-08). ↩

Photos

Dyer Mountain Lookout - 2009
Dyer Mountain Lookout - 2009 (2009)Photo: saragrant.blogspot.com, via National Historic Lookout Register (nhlr.org) · All rights reserved · source

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Sources

  1. National Historic Lookout Register (NHLR) Gave us: name, location, county, elevation, register numbers, agency, ownership, dates, photos, links National Historic Lookout Register (nhlr.org) · All rights reserved (American Resources, Inc.); facts extracted only, no prose copied. · retrieved 4 Oct 2026
  2. Forest Fire Lookout Association (FFLA) - US lookout lists Gave us: type, status, register numbers, links Forest Fire Lookout Association (firelookout.org) · No licence stated; facts extracted only, no prose copied. · retrieved 8 Oct 2026
  3. OpenStreetMap -- fire lookout structures Gave us: links © OpenStreetMap contributors · ODbL 1.0. (c) OpenStreetMap contributors. · retrieved 4 Oct 2026
  4. FOREST LOOKOUTS -- western US (Ron Kemnow's weebly sites) Gave us: links Ron Kemnow's Forest Lookouts sites (westlookouts, californialookouts, idaholookouts, montanalookouts, oregonlookouts and washingtonlookouts .weebly.com) · No licence stated; facts only (county, land manager, status word, coordinates where the page's own map widget gives them, township-range-section, height and design hints, links). The site's own newspaper quotes, citations and narrative are not reproduced. · retrieved 8 Oct 2026
  5. Firefinder research Gave us: summary, design, status, agency, access, staffing, visiting details, dates, links, fact-check Firefinder research (sources cited in the story footnotes) · Our own research notes; each fact cites its source in the lookout's story

More about this lookout elsewhere

Firefinder takes facts (places, dates, numbers) from these sources and writes its own words. See all sources and licences.