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LOS Analyzer

Antenna tower · 2026

LA609 Professional Square - IE04609A

Arcadia, CA · near San Gabriel Valley (2.9 mi)

Determination of no hazardDetermined - No Hazard60 ft AGL

What this outcome means

The FAA studied the proposal and concluded it would not be a hazard to air navigation. A no-hazard determination is not permanent — it carries an expiration date, and if the structure is not built by then the case has to be re-filed.

The proposal, in the filer's words

"T-Mobile proposes to replace antennas on top of this existing approximate 49' building. The top of both the existing antennas and the new replacement antennas is 60'. The building was built in 1957."

Filing details

Case number (ASN)
2026-AWP-3238-OE
Structure
LA609 Professional Square - IE04609A
Type
Tower / antenna
Category
Antenna tower
Height above ground
60 ft
Height above sea level
536 ft
Site elevation
476 ft
Notice of
Existing
Duration
Permanent
Marking & lighting
—

Timeline

Filed
February 19, 2026
Determined
April 1, 2026
Determination expires
—

Who filed it

Sponsor
Kim & Casey Property Management
Representative
Ace Environmental, LLC

Names are shown as they appear in the FAA's public record. How we handle names

Location

Coordinates
34.125767, -118.053639
Degrees / minutes / seconds
34°07'32.8"N 118°03'13.1"W
County
Los Angeles

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About this record

This page is a readable copy of a public record published by the FAA's Obstruction Evaluation / Airport Airspace Analysis system. It is not the official record and may lag it. For the authoritative case status, search this ASN at the FAA's OE/AAA portal. If something here is wrong, email support@idea-engine.studio and we will correct it.

Source: FAA Obstruction Evaluation / Airport Airspace Analysis (OE/AAA) public archive (oeaaa.faa.gov), data as of September 12, 2026. Compiled by LOS Analyzer (Idea Engine LLC). This is not an official FAA record or an FAA determination; the FAA's portal is authoritative. LOS Analyzer is not affiliated with or endorsed by the FAA.

Screening a structure of your own?

Check Part 77 and the tower's line of sight before you file

LOS Analyzer screens a proposed structure against FAA Part 77 surfaces and the control tower's sightline to the runway, terrain-aware, in minutes. It is a preliminary screening — not an FAA determination and not a substitute for a licensed engineering review.