Antenna tower · 2026
Lake Helena 17736269
Helena, MT · near Helena Rgnl (5.3 mi)
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
"Existing height 105 ft proposing a new height of an existing of 125ft. No existing M&L If M&L is required. Request dual red & med intensity.adding C-Band Freq Filing only. Emissions from this site will adhere to the parameters set by collab bet the FAA and Telecom Companies and reflected in the FAA 5G C band compatibility evaluation process. Ques Maureen.ramdath@verizonwireless.com 3038290076"
Filing details
- Case number (ASN)
- 2026-ANM-4884-OE
- Structure
- Lake Helena 17736269
- Type
- Tower / antenna
- Category
- Antenna tower
- Height above ground
- 125 ft
- Height above sea level
- 3,804 ft
- Site elevation
- 3,679 ft
- Notice of
- Existing
- Duration
- Permanent
- Marking & lighting
- —
Timeline
- Filed
- July 30, 2026
- Determined
- August 6, 2026
- Determination expires
- —
Who filed it
- Sponsor
- Cellco Partnership - C
- Representative
- Network Regulatory - C
Names are shown as they appear in the FAA's public record. How we handle names
Location
- Coordinates
- 46.668517, -111.918867
- Degrees / minutes / seconds
- 46°40'06.7"N 111°55'07.9"W
- County
- Lewis and Clark
- Open in a map
- Google MapsOpenStreetMap
Other filings within 5 miles
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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.