Monopole 1293257 — Rancho Cucamonga, CA

At 21 m, structure 1293257 is about 25% below the 28 m average across the 957 structures registered in San Bernardino County. It is about 34% below the California average of 32 m across 11,862 registrations. Among the 24,665 registrations nationwide filed under the same structure-type code (MTOWER), the average overall height is 42 m, so this one is about half of that figure.

The site's filed ground elevation is 356 m, which puts the top of the structure 377 m above mean sea level.

The registration places the structure near Rancho Cucamonga in San Bernardino County, California, at coordinates 34.09997, -117.54336, with the site address filed as "11998 Arrow Route". San Bernardino County has 957 FCC-registered antenna structures, the 2nd-largest count among the 58 California counties with registrations, and 580 of them are marked constructed. California as a whole has 11,862 registrations, the 2nd-largest total among the 50 states and DC.

The tallest other registered structure within about 40 km is Claremont, CA · 1012733, a building at 431 m (terminated).

Canceled means the registration is no longer active in the FCC registry; the record is kept here as part of the registry's history.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 1293257 on Apr 2, 2019. Nationally, 15,900 of the 197,833 registrations (8%) carry the canceled status, including 1,309 in California.

The FCC record lists AT&T Mobility Spectrum LLC of Dallas, TX as the registered owner, under FCC Registration Number 0014980726. Across the registry it holds 1,607 structure registrations, the 19th-largest portfolio among the 7,865 owners with two or more, including 433 in California. Its most common filed structure-type code is MTOWER (628 registrations).

The registration cites FAA aeronautical study 2014-AWP-5021-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".