Monopole 1055733 — Calistoga, CA
DismantledFCC Antenna Structure Registration 1055733 — monopole near Calistoga, California. Single-shaft steel pole, the standard modern cell-site structure.
At a glance
FCC Antenna Structure Registration 1055733 is a 27 m (90 ft) monopole near Calistoga, Napa County, California. Its registration status is dismantled, with construction recorded on Oct 25, 2001, and the FCC record shows it dismantled on Jan 31, 2019. It is registered to American Towers LLC, which holds 21,809 FCC structure registrations.
Registration record
FCC record
| Field | Value |
|---|---|
| Registration number (ASRN) | 1055733 |
| Unique system identifier | 616443 |
| Status | Dismantled (I) |
| Structure type | Monopole (MTOWER) |
| Date constructed | Oct 25, 2001 |
| Registration issued | Jan 31, 2019 |
| Date dismantled | Jan 31, 2019 |
Aviation safety
FAA & lighting
| Field | Value |
|---|---|
| FAA study number | 2013-AWP-599-OE |
| FAA circular | — |
| Painting / lighting spec | NONE |
| Marking / lighting code | None (1) |
The painting/lighting specification is copied as filed: the FAA marking and lighting chapters and paragraphs cited in the ASR record. The marking/lighting code is decoded using the FCC registration form's code list.
Registered owner
Woburn, MA · FRN 0011498342
Holds 21,809 FCC structure registrations — view the full portfolio →
Location
- Address
- Watson Radio (site # 8086 / St. Helena South T1)
- City
- Calistoga
- State
- California
- ZIP
- 94515
- County
- Napa County
- County FIPS
- 06055
- Coordinates
- 38.65614, -122.61586
Within ~40 km
Nearby structures
Guyed tower · Constructed
Antenna tower array (tower 4 of 4) · Constructed
Antenna tower array (tower 2 of 4) · Constructed
Antenna tower array (tower 3 of 4) · Constructed
Antenna tower array (tower 1 of 4) · Constructed
Tower (type not specified) · Constructed
How tall is structure 1055733 compared with others?
At 27 m, structure 1055733 is about 20% above the 23 m average across the 59 structures registered in Napa County. It is about 15% below the California average of 32 m across 11,860 registrations. Among the 24,638 registrations nationwide filed under the same structure-type code (MTOWER), the average overall height is 42 m, so this one is about 35% below that figure.
The supporting structure itself measures 24 m; antennas and other appurtenances on top bring the overall height above ground to 27 m. The site's filed ground elevation is 1,205 m, which puts the top of the structure 1,233 m above mean sea level.
Where is structure 1055733, and what is registered around it?
The registration places the structure near Calistoga in Napa County, California, at coordinates 38.65614, -122.61586, with the site address filed as "Watson Radio (site # 8086 / St. Helena South T1)". Napa County has 59 FCC-registered antenna structures, the 34th-largest count among the 58 California counties with registrations, and 33 of them are marked constructed. California as a whole has 11,860 registrations, the 2nd-largest total among the 50 states and DC.
The tallest other registered structure within about 40 km is Santa Rosa, CA · 1000695, a guyed tower at 68 m (constructed).
What does the status "Dismantled" mean?
Dismantled means the owner has notified the FCC that the structure was taken down. The FCC issued registration 1055733 on Jan 31, 2019. Nationally, 12,669 of the 197,770 registrations (6.4%) carry the dismantled status, including 960 in California.
Who owns antenna structure 1055733?
The FCC record lists American Towers LLC of Woburn, MA as the registered owner, under FCC Registration Number 0011498342. Across the registry it holds 21,809 structure registrations, the largest portfolio among the 7,865 owners with two or more. Its most common filed structure-type code is LTOWER (5,885 registrations).
What FAA and lighting details are on file?
The registration cites FAA aeronautical study 2013-AWP-599-OE, the FAA review of the structure's effect on air navigation. Its marking and lighting code, 1, is listed on the FCC registration form as "None".
Frequently asked questions
How tall is antenna structure 1055733?
Its registered overall height above ground is 27 m (90 ft), and 1,233 m (4,044 ft) above mean sea level.
Who owns tower 1055733?
The registered owner is American Towers LLC, which holds 21,809 FCC antenna structure registrations.
Where is antenna structure 1055733?
It is located near Calistoga, Napa County, California at Watson Radio (site # 8086 / St. Helena South T1) (38.65614, -122.61586). Its status is dismantled; it was constructed on Oct 25, 2001.
What type of structure is 1055733?
It is filed with the FCC under structure-type code MTOWER, which decodes to "Monopole". Single-shaft steel pole, the standard modern cell-site structure. 24,638 registrations nationwide use the same code.
How many antenna structures are registered in Napa County, CA?
Napa County has 59 FCC-registered antenna structures, 33 of them constructed — the 34th-largest count among 58 counties in California.
Related pages
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Dataset updated . Source: FCC Antenna Structure Registration 1055733, weekly bulk file.
About this data
Source: FCC Antenna Structure Registration (ASR) database, as published October 13, 2026 — TowerCensus refreshes it weekly. See the methodology for how records are matched, cleaned and scored.
Cite as: TowerCensus, “Antenna structure 1055733, Calistoga, Napa County, California”, https://towercensus.com/towers/california/calistoga-1055733 (data as of October 13, 2026).