Monopole 1309358 — Groveland, CA
ConstructedFCC Antenna Structure Registration 1309358 — monopole near Groveland, California. Single-shaft steel pole, the standard modern cell-site structure.
At a glance
FCC Antenna Structure Registration 1309358 is a 49 m (160 ft) monopole near Groveland, Tuolumne County, California. Its registration status is constructed, with construction recorded on Nov 2, 2019. It is registered to AT&T Mobility Spectrum LLC, which holds 1,607 FCC structure registrations.
Registration record
FCC record
| Field | Value |
|---|---|
| Registration number (ASRN) | 1309358 |
| Unique system identifier | 2709055 |
| Status | Constructed (C) |
| Structure type | Monopole (MTOWER) |
| Date constructed | Nov 2, 2019 |
| Registration issued | Sep 30, 2025 |
Aviation safety
FAA & lighting
| Field | Value |
|---|---|
| FAA study number | 2018-AWP-14771-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
Plano, TX · FRN 0014980726
Holds 1,607 FCC structure registrations — view the full portfolio →
Location
- Address
- 12104 Clinton Road
- City
- Groveland
- State
- California
- ZIP
- 95321
- County
- Tuolumne County
- County FIPS
- 06109
- Coordinates
- 37.84592, -120.17269
Within ~40 km
Nearby structures
Tower (type not specified) · Constructed
Monopole · Constructed
Tower (type not specified) · Terminated
Tower (type not specified) · Constructed
Tower (type not specified) · Constructed
Lattice tower · Constructed
How tall is structure 1309358 compared with others?
At 49 m, structure 1309358 is about 48% above the 33 m average across the 36 structures registered in Tuolumne County. It is about 51% above the California average of 32 m across 11,862 registrations. Among the 24,665 registrations nationwide filed under the same structure-type code (MTOWER), the average overall height is 42 m, so this one is about 16% above that figure.
The supporting structure itself measures 47 m; antennas and other appurtenances on top bring the overall height above ground to 49 m. The site's filed ground elevation is 865 m, which puts the top of the structure 914 m above mean sea level.
Where is structure 1309358, and what is registered around it?
The registration places the structure near Groveland in Tuolumne County, California, at coordinates 37.84592, -120.17269, with the site address filed as "12104 Clinton Road". Tuolumne County has 36 FCC-registered antenna structures, the 45th-largest count among the 58 California counties with registrations, and 22 of them are marked constructed. California as a whole has 11,862 registrations, the 2nd-largest total among the 50 states and DC.
The tallest other registered structure within about 40 km is Mariposa, CA · 1012284, a tower at 123 m (constructed).
What does the status "Constructed" mean?
Constructed means the owner has notified the FCC that construction is complete, so the registry treats the structure as standing. The FCC issued registration 1309358 on Sep 30, 2025. Nationally, 141,898 of the 197,833 registrations (71.7%) carry the constructed status, including 6,869 in California.
Who owns antenna structure 1309358?
The FCC record lists AT&T Mobility Spectrum LLC of Plano, TX as the registered owner, under FCC Registration Number 0014980726. Across the registry it holds 1,607 structure registrations, the 19th-largest portfolio among the 7,865 owners with two or more, including 433 in California. Its most common filed structure-type code is MTOWER (628 registrations).
What FAA and lighting details are on file?
The registration cites FAA aeronautical study 2018-AWP-14771-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 1309358?
Its registered overall height above ground is 49 m (160 ft), and 914 m (2,998 ft) above mean sea level.
Who owns tower 1309358?
The registered owner is AT&T Mobility Spectrum LLC, which holds 1,607 FCC antenna structure registrations.
Where is antenna structure 1309358?
It is located near Groveland, Tuolumne County, California at 12104 Clinton Road (37.84592, -120.17269). Its status is constructed; it was constructed on Nov 2, 2019.
What type of structure is 1309358?
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. 24,665 registrations nationwide use the same code.
How many antenna structures are registered in Tuolumne County, CA?
Tuolumne County has 36 FCC-registered antenna structures, 22 of them constructed — the 45th-largest count among 58 counties in California.
Related pages
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Dataset updated . Source: FCC Antenna Structure Registration 1309358, weekly bulk file.
About this data
Source: FCC Antenna Structure Registration (ASR) database, as published October 20, 2026 — TowerCensus refreshes it weekly. See the methodology for how records are matched, cleaned and scored.
Cite as: TowerCensus, “Antenna structure 1309358, Groveland, Tuolumne County, California”, https://towercensus.com/towers/california/groveland-1309358 (data as of October 20, 2026).