Mast 1326764 — Thornton, CO

At 17 m, structure 1326764 is about 28% of the 60 m average across the 103 structures registered in Adams County. It is about 34% of the Colorado average of 49 m across 2,340 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 31% of that figure.

The supporting structure itself measures 15 m; antennas and other appurtenances on top bring the overall height above ground to 17 m. The site's filed ground elevation is 1,610 m, which puts the top of the structure 1,627 m above mean sea level.

The registration places the structure near Thornton in Adams County, Colorado, at coordinates 39.93428, -104.94325, with the site address filed as "3751 COTTONWOOD LAKES Blvd". Adams County has 103 FCC-registered antenna structures, the 4th-largest count among the 63 Colorado counties with registrations, and 78 of them are marked constructed. Colorado as a whole has 2,340 registrations, the 29th-largest total among the 50 states and DC.

The tallest other registered structure within about 40 km is Frederick, CO · 1245921, a tower at 360 m (canceled).

Canceled means the registration is no longer active in the FCC registry; the record is kept here as part of the registry's history. The FCC issued registration 1326764 on May 13, 2024. Nationally, 15,896 of the 197,770 registrations (8%) carry the canceled status, including 138 in Colorado.

The FCC record lists Atlas Tower 1- LLC of Boulder, CO as the registered owner, under FCC Registration Number 0025718495. Across the registry it holds 85 structure registrations, the 231st-largest portfolio among the 7,865 owners with two or more, including 12 in Colorado. Its most common filed structure-type code is LTOWER (40 registrations).

The registration cites FAA aeronautical study 2023-ANM-3927-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".