Tower 1274020 — Avon, SD
ConstructedFCC Antenna Structure Registration 1274020 — tower (type not specified) near Avon, South Dakota. Filed under the FCC's older general tower code, which does not record whether the tower is guyed, lattice or a monopole.
At a glance
FCC Antenna Structure Registration 1274020 is a 94 m (310 ft) tower near Avon, Bon Homme County, South Dakota. Its registration status is constructed, with construction recorded on Oct 5, 2010. It is registered to NorthWestern Corporation, which holds 72 FCC structure registrations.
Registration record
FCC record
| Field | Value |
|---|---|
| Registration number (ASRN) | 1274020 |
| Unique system identifier | 2673367 |
| Status | Constructed (C) |
| Structure type | Tower (type not specified) (TOWER) |
| Date constructed | Oct 5, 2010 |
| Registration issued | Oct 29, 2020 |
Aviation safety
FAA & lighting
| Field | Value |
|---|---|
| FAA study number | 2010-AGL-131-OE |
| FAA circular | 70/7460-1K |
| Painting / lighting spec | 4, 8, 12 |
| Marking / lighting code | FAA Style E (7) |
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
Butte, MT · FRN 0012478665
Holds 72 FCC structure registrations — view the full portfolio →
Location
- Address
- 294th Street, east of 406th Avenue
- City
- Avon
- State
- South Dakota
- ZIP
- 57315
- County
- Bon Homme County
- County FIPS
- 46009
- Coordinates
- 43.12606, -98.06225
Within ~40 km
Nearby structures
- Armour, SD · 1249275151 m
Tower (type not specified) · Constructed
Tower (type not specified) · Constructed
- Wagner, SD · 1316324123 m
Guyed tower · Constructed
Tower (type not specified) · Constructed
Guyed tower · Constructed
Tower (type not specified) · Constructed
How tall is structure 1274020 compared with others?
At 94 m, structure 1274020 is about 18% above the 80 m average across the 13 structures registered in Bon Homme County. It is about 12% above the South Dakota average of 84 m across 1,289 registrations. Among the 75,247 registrations nationwide filed under the same structure-type code (TOWER), the average overall height is 76 m, so this one is about 24% above that figure.
The supporting structure itself measures 91 m; antennas and other appurtenances on top bring the overall height above ground to 94 m. The site's filed ground elevation is 564 m, which puts the top of the structure 659 m above mean sea level.
Where is structure 1274020, and what is registered around it?
The registration places the structure near Avon in Bon Homme County, South Dakota, at coordinates 43.12606, -98.06225, with the site address filed as "294th Street, east of 406th Avenue". Bon Homme County has 13 FCC-registered antenna structures, the 34th-largest count among the 66 South Dakota counties with registrations, and 11 of them are marked constructed. South Dakota as a whole has 1,289 registrations, the 42nd-largest total among the 50 states and DC.
The tallest other registered structure within about 40 km is Armour, SD · 1249275, a tower at 151 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 1274020 on Oct 29, 2020. Nationally, 141,895 of the 197,770 registrations (71.7%) carry the constructed status, including 948 in South Dakota.
Who owns antenna structure 1274020?
The FCC record lists NorthWestern Corporation of Butte, MT as the registered owner, under FCC Registration Number 0012478665. Across the registry it holds 72 structure registrations, the 267th-largest portfolio among the 7,865 owners with two or more, including 25 in South Dakota. Its most common filed structure-type code is TOWER (37 registrations).
What FAA and lighting details are on file?
The registration cites FAA aeronautical study 2010-AGL-131-OE and FAA Advisory Circular 70/7460-1K, the FAA review of the structure's effect on air navigation. Its marking and lighting code, 7, is listed on the FCC registration form as "FAA Style E". The painting and lighting specification on file cites FAA chapters 4, 8, 12.
Frequently asked questions
How tall is antenna structure 1274020?
Its registered overall height above ground is 94 m (310 ft), and 659 m (2,160 ft) above mean sea level.
Who owns tower 1274020?
The registered owner is NorthWestern Corporation, which holds 72 FCC antenna structure registrations.
Where is antenna structure 1274020?
It is located near Avon, Bon Homme County, South Dakota at 294th Street, east of 406th Avenue (43.12606, -98.06225). Its status is constructed; it was constructed on Oct 5, 2010.
What type of structure is 1274020?
It is filed with the FCC under structure-type code TOWER, which decodes to "Tower (type not specified)". Filed under the FCC's older general tower code, which does not record whether the tower is guyed, lattice or a monopole. 75,247 registrations nationwide use the same code.
How many antenna structures are registered in Bon Homme County, SD?
Bon Homme County has 13 FCC-registered antenna structures, 11 of them constructed — the 34th-largest count among 66 counties in South Dakota.
Related pages
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Dataset updated . Source: FCC Antenna Structure Registration 1274020, 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 1274020, Avon, Bon Homme County, South Dakota”, https://towercensus.com/towers/south-dakota/avon-1274020 (data as of October 13, 2026).