amend
FAA cycle 29 Oct 2026 (upcoming) · updated
Mountain City, TN · Upcoming 29 Oct 2026 cycle

6A4

Johnson County
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No upcoming changes at 6A4On 29 Oct 2026 · current data stays the same

History since Aug 2024

▶Effective 16 Apr 2026FYI 2
Remark
New remark: PAPI RWY 25 DOES NOT PRVD OBSTN CLNC BYD 1.4 NM FM THR. RWY 25 PAPI UNUSBL BYD 8 DEGS LEFT OF CNTRLN.
FAA text
PAPI RWY 25 DOES NOT PRVD OBSTN CLNC BYD 1.4 NM FM THR. RWY 25 PAPI UNUSBL BYD 8 DEGS LEFT OF CNTRLN.
FAA source ↗
Remark
New remark: RWY 07 PAPI DOES NOT PRVD OBSTN CLNC BYD 1.4 NM FM THR. PAPI RWY 07 UNUSBL BYD 5 DEGS LEFT OF CNTRLN.
FAA text
RWY 07 PAPI DOES NOT PRVD OBSTN CLNC BYD 1.4 NM FM THR. PAPI RWY 07 UNUSBL BYD 5 DEGS LEFT OF CNTRLN.
FAA source ↗
▶Effective 19 Mar 2026ACT 2FYI 2
Remark
Remark updated: ACTVT PAPI RWY 07 & 25; MIRL RWY 07/25 - CTAF.
FAA text
ACTVT PAPI RWY 07 & 25; MIRL RWY 07/25 - CTAF.
FAA source ↗
Frequency
Remark: ACTVT MIRL RWY 07/25 - CTAF. → ACTVT PAPI RWY 07 & 25; MIRL RWY 07/25 - CTAF.
FAA source ↗
Runway
Runway 07: threshold crossing height: 41 → 55 ft AGL; visual glide path angle: 3 → 4°
FAA source ↗
Runway
Runway 25: threshold crossing height: 29 → 39 ft AGL; visual glide path angle: 3 → 4°
FAA source ↗
▶Effective 30 Oct 2025ACT 4
Airport
Airport lighting schedule: none → see remarks (SEE RMK)
FAA source ↗
Remark
New remark: ACTVT MIRL RWY 07/25 - CTAF.
FAA text
ACTVT MIRL RWY 07/25 - CTAF.
FAA source ↗
Frequency
Remark: none → ACTVT MIRL RWY 07/25 - CTAF.
FAA source ↗
Runway
Runway 07/25: edge light intensity: none → medium (MED)
FAA source ↗
▶Effective 07 Aug 2025FYI 2
Airport
Cold temperature airport (altitude correction at or below): -10C → -9C
FAA source ↗
Remark
Remark updated: COLD TEMPERATURE AIRPORT. ALTITUDE CORRECTION REQUIRED AT OR BELOW -9C.
FAA text
COLD TEMPERATURE AIRPORT. ALTITUDE CORRECTION REQUIRED AT OR BELOW -9C.
FAA source ↗
▶Effective 10 Jul 2025FYI 2
Runway
Runway 07: controlling obstacle changed (now 34 ft tall, 784 ft from threshold, 193 ft left of centerline, clearance slope 17:1)
FAA source ↗
Runway
Runway 25: controlling obstacle changed (now 97 ft tall, 1797 ft from threshold, 423 ft right of centerline, clearance slope 16:1)
FAA source ↗
▶Effective 05 Sep 2024ACT 1
Runway
Runway 06/24 renumbered to 07/25
FAA source ↗

Data: history · built 09 Oct 2026 1931Z

FAA cycle 29 Oct 2026 (upcoming) · updated . Not for navigation. Always use official FAA publications, NOTAMs and a proper preflight briefing. Amend is independent and not affiliated with the FAA. Data: FAA NASR and d-TPP. How it works · Status · Changelog · Privacy · Terms · Report a problem · Source