Guyed tower 1018221 — Grinnell, IA
ConstructedFCC Antenna Structure Registration 1018221 — guyed tower near Grinnell, Iowa. Tower or mast held upright by tensioned guy wires anchored in the ground around its base.
At a glance
FCC Antenna Structure Registration 1018221 is a 163 m (535 ft) guyed tower near Grinnell, Poweshiek County, Iowa. Its registration status is constructed, with construction recorded on Sep 24, 2016. It is registered to Crown Castle South LLC, which holds 2,267 FCC structure registrations.
Registration record
FCC record
| Field | Value |
|---|---|
| Registration number (ASRN) | 1018221 |
| Unique system identifier | 120646 |
| Status | Constructed (C) |
| Structure type | Guyed tower (GTOWER) |
| Date constructed | Sep 24, 2016 |
| Registration issued | Jan 27, 2026 |
Aviation safety
FAA & lighting
| Field | Value |
|---|---|
| FAA study number | 2014-ACE-4803-OE |
| FAA circular | 70/7460-1K |
| Painting / lighting spec | 4, 8, 12 |
| Marking / lighting code | Other (3) |
| Marking notes | Style E Deviation |
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
Canonsburg, PA · FRN 0016936163
Holds 2,267 FCC structure registrations — view the full portfolio →
Location
- Address
- 3414 60th Street
- City
- Grinnell
- State
- Iowa
- ZIP
- 50112
- County
- Poweshiek County
- County FIPS
- 19157
- Coordinates
- 41.80361, -92.67000
Within ~40 km
Nearby structures
Guyed tower · Constructed
Tower (type not specified) · Canceled
- Victor, IA · 1326408152 m
Guyed tower · Granted (not yet constructed)
- Victor, IA · 1045883152 m
Tower (type not specified) · Constructed
Tower (type not specified) · Canceled
Guyed tower · Constructed
How tall is structure 1018221 compared with others?
At 163 m, structure 1018221 is about twice the 77 m average across the 48 structures registered in Poweshiek County. It is about twice the Iowa average of 79 m across 4,130 registrations. Among the 20,259 registrations nationwide filed under the same structure-type code (GTOWER), the average overall height is 107 m, so this one is about 53% above that figure.
The site's filed ground elevation is 292 m, which puts the top of the structure 455 m above mean sea level.
Where is structure 1018221, and what is registered around it?
The registration places the structure near Grinnell in Poweshiek County, Iowa, at coordinates 41.80361, -92.67000, with the site address filed as "3414 60th Street". Poweshiek County has 48 FCC-registered antenna structures, the 24th-largest count among the 99 Iowa counties with registrations, and 42 of them are marked constructed. Iowa as a whole has 4,130 registrations, the 20th-largest total among the 50 states and DC.
The tallest other registered structure within about 40 km is Marshalltown, IA · 1017839, a guyed tower at 198 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 1018221 on Jan 27, 2026. Nationally, 141,861 of the 197,703 registrations (71.8%) carry the constructed status, including 3,269 in Iowa.
Who owns antenna structure 1018221?
The FCC record lists Crown Castle South LLC of Canonsburg, PA as the registered owner, under FCC Registration Number 0016936163. Across the registry it holds 2,267 structure registrations, the 9th-largest portfolio among the 7,865 owners with two or more. Its most common filed structure-type code is TOWER (998 registrations).
What FAA and lighting details are on file?
The registration cites FAA aeronautical study 2014-ACE-4803-OE and FAA Advisory Circular 70/7460-1K, the FAA review of the structure's effect on air navigation. Its marking and lighting code, 3, is listed on the FCC registration form as "Other". The painting and lighting specification on file cites FAA chapters 4, 8, 12.
Frequently asked questions
How tall is antenna structure 1018221?
Its registered overall height above ground is 163 m (535 ft), and 455 m (1,494 ft) above mean sea level.
Who owns tower 1018221?
The registered owner is Crown Castle South LLC, which holds 2,267 FCC antenna structure registrations.
Where is antenna structure 1018221?
It is located near Grinnell, Poweshiek County, Iowa at 3414 60th Street (41.80361, -92.67000). Its status is constructed; it was constructed on Sep 24, 2016.
What type of structure is 1018221?
It is filed with the FCC under structure-type code GTOWER, which decodes to "Guyed tower". Tower or mast held upright by tensioned guy wires anchored in the ground around its base. 20,259 registrations nationwide use the same code.
How many antenna structures are registered in Poweshiek County, IA?
Poweshiek County has 48 FCC-registered antenna structures, 42 of them constructed — the 24th-largest count among 99 counties in Iowa.
Related pages
Working with towers? Pro adds alerts, change history and CSV export ($39/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
Dataset updated . Source: FCC Antenna Structure Registration 1018221, weekly bulk file.
About this data
Source: FCC Antenna Structure Registration (ASR) database, as published October 6, 2026 — TowerCensus refreshes it weekly. See the methodology for how records are matched, cleaned and scored.
Cite as: TowerCensus, “Antenna structure 1018221, Grinnell, Poweshiek County, Iowa”, https://towercensus.com/towers/iowa/grinnell-1018221 (data as of October 6, 2026).