Tower 1000996 — Chelsea, MI
ConstructedFCC Antenna Structure Registration 1000996 — tower (type not specified) near Chelsea, Michigan. 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 1000996 is a 61 m (200 ft) tower near Chelsea, Washtenaw County, Michigan. Its registration status is constructed, with construction recorded on Jul 15, 1998. It is registered to American Towers LLC, which holds 21,809 FCC structure registrations.
Registration record
FCC record
| Field | Value |
|---|---|
| Registration number (ASRN) | 1000996 |
| Unique system identifier | 97140 |
| Status | Constructed (C) |
| Structure type | Tower (type not specified) (TOWER) |
| Date constructed | Jul 15, 1998 |
| Registration issued | Oct 20, 2014 |
Aviation safety
FAA & lighting
| Field | Value |
|---|---|
| FAA study number | 98-AGL-1030-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
- 17480 N TERRITORIAL RD
- City
- Chelsea
- State
- Michigan
- ZIP
- 48118
- County
- Washtenaw County
- County FIPS
- 26161
- Coordinates
- 42.38194, -84.08111
Within ~40 km
Nearby structures
Unspecified structure · Dismantled
- Okemos, MI · 1265362313 m
Tower (type not specified) · Constructed
- Okemos, MI · 1001092313 m
Tower (type not specified) · Dismantled
- Okemos, MI · 1035420312 m
Tower (type not specified) · Constructed
Guyed tower · Constructed
Guyed tower · Constructed
How tall is structure 1000996 compared with others?
At 61 m, structure 1000996 is roughly in line with the 58 m average across the 169 structures registered in Washtenaw County. It is about 18% below the Michigan average of 74 m across 6,225 registrations. Among the 75,198 registrations nationwide filed under the same structure-type code (TOWER), the average overall height is 76 m, so this one is about 20% below that figure.
The site's filed ground elevation is 314 m, which puts the top of the structure 375 m above mean sea level.
Where is structure 1000996, and what is registered around it?
The registration places the structure near Chelsea in Washtenaw County, Michigan, at coordinates 42.38194, -84.08111, with the site address filed as "17480 N TERRITORIAL RD". Washtenaw County has 169 FCC-registered antenna structures, the 6th-largest count among the 83 Michigan counties with registrations, and 133 of them are marked constructed. Michigan as a whole has 6,225 registrations, the 7th-largest total among the 50 states and DC.
The tallest other registered structure within about 40 km is Chelsea, MI · 1000278, a structure at 318 m (dismantled).
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 1000996 on Oct 20, 2014. Nationally, 141,898 of the 197,833 registrations (71.7%) carry the constructed status, including 4,537 in Michigan.
Who owns antenna structure 1000996?
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, including 911 in Michigan. Its most common filed structure-type code is LTOWER (5,892 registrations).
What FAA and lighting details are on file?
The registration cites FAA aeronautical study 98-AGL-1030-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 1000996?
Its registered overall height above ground is 61 m (200 ft), and 375 m (1,230 ft) above mean sea level.
Who owns tower 1000996?
The registered owner is American Towers LLC, which holds 21,809 FCC antenna structure registrations.
Where is antenna structure 1000996?
It is located near Chelsea, Washtenaw County, Michigan at 17480 N TERRITORIAL RD (42.38194, -84.08111). Its status is constructed; it was constructed on Jul 15, 1998.
What type of structure is 1000996?
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. 75,198 registrations nationwide use the same code.
How many antenna structures are registered in Washtenaw County, MI?
Washtenaw County has 169 FCC-registered antenna structures, 133 of them constructed — the 6th-largest count among 83 counties in Michigan.
Related pages
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Dataset updated . Source: FCC Antenna Structure Registration 1000996, 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 1000996, Chelsea, Washtenaw County, Michigan”, https://towercensus.com/towers/michigan/chelsea-1000996 (data as of October 20, 2026).