Monopole 1017315 — American Canyon, CA

At 10 m, structure 1017315 is about 44% of the 23 m average across the 59 structures registered in Napa County. It is about 31% of the California average of 32 m across 11,860 registrations. Among the 24,638 registrations nationwide filed under the same structure-type code (MTOWER), the average overall height is 42 m, so this one is about 24% of that figure.

The site's filed ground elevation is 73 m, which puts the top of the structure 83 m above mean sea level.

The registration places the structure near American Canyon in Napa County, California, at coordinates 38.18300, -122.26228, with the site address filed as "25 Medeiros Ln. (301280)". Napa County has 59 FCC-registered antenna structures, the 34th-largest count among the 58 California counties with registrations, and 33 of them are marked constructed. California as a whole has 11,860 registrations, the 2nd-largest total among the 50 states and DC.

The tallest other registered structure within about 40 km is San Francisco, CA · 1205157, a building antenna at 250 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 1017315 on Jul 14, 2026. Nationally, 141,895 of the 197,770 registrations (71.7%) carry the constructed status, including 6,866 in California.

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. Its most common filed structure-type code is LTOWER (5,885 registrations).

The registration cites FAA aeronautical study 2026-AWP-8447-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".