Mast 1018516 — Sulphur, OK

At 60 m, structure 1018516 is about 29% below the 84 m average across the 37 structures registered in Murray County. It is about 23% below the Oklahoma average of 78 m across 5,665 registrations. Among the 3,482 registrations nationwide filed under the same structure-type code (MAST), the average overall height is 53 m, so this one is about 12% above that figure.

The supporting structure itself measures 57 m; antennas and other appurtenances on top bring the overall height above ground to 60 m. The site's filed ground elevation is 371 m, which puts the top of the structure 431 m above mean sea level.

The registration places the structure near Sulphur in Murray County, Oklahoma, at coordinates 34.49653, -96.93275, with the site address filed as "19406 US Highway 70". Murray County has 37 FCC-registered antenna structures, the 56th-largest count among the 77 Oklahoma counties with registrations, and 27 of them are marked constructed. Oklahoma as a whole has 5,665 registrations, the 12th-largest total among the 50 states and DC.

The tallest other registered structure within about 40 km is Bromide, OK · 1011425, a guyed tower at 445 m (constructed).

Constructed means the owner has notified the FCC that construction is complete, so the registry treats the structure as standing. The FCC issued registration 1018516 on Sep 12, 2025. Nationally, 141,895 of the 197,770 registrations (71.7%) carry the constructed status, including 4,340 in Oklahoma.

The FCC record lists OKLAHOMA RSA 9 TOWER HOLDINGS LLC of Plano, TX as the registered owner, under FCC Registration Number 0004342929. Across the registry it holds 19 structure registrations, including 19 in Oklahoma. Its most common filed structure-type code is TOWER (9 registrations).

The registration cites FAA aeronautical study 2004-ASW-1583-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".