Pole 1218521 — San Mateo, CA
ConstructedFCC Antenna Structure Registration 1218521 — pole near San Mateo, California. Wood, steel or concrete pole.
At a glance
FCC Antenna Structure Registration 1218521 is a 8 m (26 ft) pole near San Mateo, San Mateo County, California. Its registration status is constructed, with construction recorded on Nov 28, 2001. It is registered to California-American Water Company, which holds 2 FCC structure registrations.
Registration record
FCC record
| Field | Value |
|---|---|
| Registration number (ASRN) | 1218521 |
| Unique system identifier | 2616097 |
| Status | Constructed (C) |
| Structure type | Pole (POLE) |
| Date constructed | Nov 28, 2001 |
| Registration issued | Jan 18, 2002 |
Aviation safety
FAA & lighting
| Field | Value |
|---|---|
| FAA study number | 00-AWP-2402-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
California-American Water Company
Voorhees, NJ · FRN 0004446258
Holds 2 FCC structure registrations — view the full portfolio →
Location
- Address
- 2385 CARLOS STE B
- City
- San Mateo
- State
- California
- ZIP
- 94038
- County
- San Mateo County
- County FIPS
- 06081
- Coordinates
- 37.52797, -122.51342
Within ~40 km
Nearby structures
Lattice tower · Constructed
Building with antenna · Constructed
Building with antenna · Terminated
Building with antenna · Granted (not yet constructed)
Building with antenna · Terminated
Building with antenna · Terminated
How tall is structure 1218521 compared with others?
At 8 m, structure 1218521 is about 36% of the 22 m average across the 330 structures registered in San Mateo County. It is about 24% of the California average of 32 m across 11,860 registrations. Among the 16,546 registrations nationwide filed under the same structure-type code (POLE), the average overall height is 31 m, so this one is about 25% of that figure.
The site's filed ground elevation is 21 m, which puts the top of the structure 29 m above mean sea level.
Where is structure 1218521, and what is registered around it?
The registration places the structure near San Mateo in San Mateo County, California, at coordinates 37.52797, -122.51342, with the site address filed as "2385 CARLOS STE B". San Mateo County has 330 FCC-registered antenna structures, the 11th-largest count among the 58 California counties with registrations, and 153 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 · 1001289, a lattice tower at 298 m (constructed).
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 1218521 on Jan 18, 2002. Nationally, 141,895 of the 197,770 registrations (71.7%) carry the constructed status, including 6,866 in California.
Who owns antenna structure 1218521?
The FCC record lists California-American Water Company of Voorhees, NJ as the registered owner, under FCC Registration Number 0004446258. Across the registry it holds 2 structure registrations, including 1 in California. Its most common filed structure-type code is POLE (1 registrations).
What FAA and lighting details are on file?
The registration cites FAA aeronautical study 00-AWP-2402-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 1218521?
Its registered overall height above ground is 8 m (26 ft), and 29 m (95 ft) above mean sea level.
Who owns tower 1218521?
The registered owner is California-American Water Company, which holds 2 FCC antenna structure registrations.
Where is antenna structure 1218521?
It is located near San Mateo, San Mateo County, California at 2385 CARLOS STE B (37.52797, -122.51342). Its status is constructed; it was constructed on Nov 28, 2001.
What type of structure is 1218521?
It is filed with the FCC under structure-type code POLE, which decodes to "Pole". Wood, steel or concrete pole. 16,546 registrations nationwide use the same code.
How many antenna structures are registered in San Mateo County, CA?
San Mateo County has 330 FCC-registered antenna structures, 153 of them constructed — the 11th-largest count among 58 counties in California.
Related pages
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Dataset updated . Source: FCC Antenna Structure Registration 1218521, weekly bulk file.
About this data
Source: FCC Antenna Structure Registration (ASR) database, as published October 13, 2026 — TowerCensus refreshes it weekly. See the methodology for how records are matched, cleaned and scored.
Cite as: TowerCensus, “Antenna structure 1218521, San Mateo, San Mateo County, California”, https://towercensus.com/towers/california/san-mateo-1218521 (data as of October 13, 2026).