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LOS Analyzer

Antenna tower · 2026

KGRS550

Middletown, IA · near Army Reserve (1.3 mi)

Determination of no hazardDetermined - No Hazard550 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

"This is for a new 550' guyed tower for KGRS-FM. This site was previously approved for a 650' tower and we had to move the coordinates slightly to avoid a pipeline easement. (2024-ACE-361-OE). We are reducing the proposed height to 550' OHAG."

Filing details

Case number (ASN)
2026-ACE-2689-OE
Structure
KGRS550
Type
Tower
Category
Antenna tower
Height above ground
550 ft
Height above sea level
1,278 ft
Site elevation
728 ft
Notice of
New Construction
Duration
Permanent
Marking & lighting
Dual-red and medium intensity

Timeline

Filed
June 12, 2026
Determined
September 8, 2026
Determination expires
March 8, 2028

A determination that lapses before the structure is built has to be re-filed. The FAA does not send a reminder.

Who filed it

Sponsor
George Nicholas - KGRS
Representative
George Nicholas

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

Location

Coordinates
40.836333, -91.275194
Degrees / minutes / seconds
40°50'10.8"N 91°16'30.7"W
County
Des Moines

Other filings within 5 miles

Organisation-sponsored 2026 filings whose coordinates sit near this one.

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.