Osan Air Base

RKSO / OSN

Pyeongtaek, KR

Active NOTAMs
27

📋 NOTAM Summary

27
Total Active
2
Critical
1
Runway
0
NavAid
⚠️

Critical Safety NOTAMs

2 active
Runway closed
NOTAM: D3594/25 | Q-Code: QRDCA | Priority: 1
FIR NOTAM
Flight Information Region
RKRR
14.2 nm
ACTIVE
Effective From
Dec 21, 2025 21:00 UTC
Expires
Mar 22, 2026 14:00 UTC
NOTAM Description
TEMPO DANGER AREA ACT AS FLW A CIRCLE RADIUS 1.1NM CENTERED ON 370902N1271847E RMK : THIS AREA IS ESTABLISHED FOR DRONE FLIGHT
Runway closed
NOTAM: D3431/25 | Q-Code: QRDCA | Priority: 1
FIR NOTAM
Flight Information Region
RKRR
14.2 nm
ACTIVE
Effective From
Dec 15, 2025 00:00 UTC
Expires
Mar 15, 2026 08:00 UTC
NOTAM Description
TEMPO DANGER AREA ACT AS FLW A CIRCLE RADIUS 1.1NM CENTERED ON 370912N1271848E RMK : THIS AREA IS ESTABLISHED FOR DRONE FLIGHT
🛫

Runway & Taxiway

1 active
QXXXX
NOTAM: M0004/26 | Q-Code: QXXXX | Priority: 5
AD NOTAM
Airport/Aerodrome
RKSO
ACTIVE
Effective From
Jan 6, 2026 05:55 UTC
Expires
Apr 2, 2026 23:59 UTC
NOTAM Description
FOUR ENGINE TURBOFAN AIRCRAFT RESTRICTED TO RUNWAY 09L/27R (B-747, C-5, C-17, AN-124, IL-76, A-340, ETC).
🗺️

Airspace & Routes

1 active
QFWXX
NOTAM: M0094/26 | Q-Code: QFWXX | Priority: 5
AD NOTAM
Airport/Aerodrome
RKSO
ACTIVE
Effective From
Jan 24, 2026 11:46 UTC
Expires
Mar 31, 2026 23:59 UTC
NOTAM Description
AERODROME WIND DIRECTION INDICATOR NOT LGTD FOR RWY 09R
ℹ️

General Information

23 active
QXXXX
NOTAM: L0002/26 | Q-Code: QXXXX | Priority: 5
AD NOTAM
Airport/Aerodrome
RKSO
ACTIVE
Effective From
Feb 17, 2026 00:10 UTC
Expires
May 17, 2026 15:00 UTC
NOTAM Description
INBOUND WIDE BODY/HEAVY AIRCRAFT TRANSITING THROUGH OSAN AB WILL EXPECT NO MORE THAN 100K LBS OF FUEL OR PLAN FOR A GROUND TIME OF 5+ HOURS BETWEEN THE HOURS OF 0900-1900L MONDAY-FRIDAY ASIDE FROM FEDERAL HOLIDAYS
QLAAS
NOTAM: M0182/26 | Q-Code: QLAAS | Priority: 5
AD NOTAM
Airport/Aerodrome
RKSO
ACTIVE
Effective From
Feb 13, 2026 18:24 UTC
Expires
May 13, 2026 23:00 UTC
NOTAM Description
APPROACH LIGHTING SYSTEM CENTERLINE LIGHTS RWY 27L UNSERVICEABLE
QLYAS
NOTAM: M0176/26 | Q-Code: QLYAS | Priority: 5
AD NOTAM
Airport/Aerodrome
RKSO
ACTIVE
Effective From
Feb 13, 2026 17:24 UTC
Expires
Apr 13, 2026 23:00 UTC
NOTAM Description
EDGE LIGHTS ON TAXIWAY W UNSERVICEABLE
QLYAS
NOTAM: M0174/26 | Q-Code: QLYAS | Priority: 5
AD NOTAM
Airport/Aerodrome
RKSO
ACTIVE
Effective From
Feb 13, 2026 16:56 UTC
Expires
May 13, 2026 23:00 UTC
NOTAM Description
EDGE LIGHTS ON TAXIWAY H BETWEEN RWYS UNSERVICEABLE
QLYAS
NOTAM: M0158/26 | Q-Code: QLYAS | Priority: 5
AD NOTAM
Airport/Aerodrome
RKSO
ACTIVE
Effective From
Feb 8, 2026 14:40 UTC
Expires
May 8, 2026 23:00 UTC
NOTAM Description
EDGE LIGHTS ONTAXIWAY E BETWEEN RWYS UNSERVICEABLE
QXXXX
NOTAM: M0121/26 | Q-Code: QXXXX | Priority: 5
AD NOTAM
Airport/Aerodrome
RKSO
Effective From
Feb 1, 2026 22:30 UTC
Expires
Feb 28, 2026 08:00 UTC
NOTAM Description
CAUTION! 196 FT MSL CRANE .5NM WSW OF RWY 27L APPROACH END, LOCATED AT 37°5'0.9 N, 127°2'34.9 E.
QXXXX
NOTAM: M0108/26 | Q-Code: QXXXX | Priority: 5
AD NOTAM
Airport/Aerodrome
RKSO
Effective From
Jan 27, 2026 10:08 UTC
Expires
Feb 28, 2026 11:00 UTC
NOTAM Description
CAUTION! 110 FT MSL CRANE .46NM WEST OF RWY 09L APPROACH END, LOCATED AT 37°5'3 N, 127°0'26 E, INCURS A LOW CLOSE END OBSTRUCTION
QXXXX
NOTAM: M0107/26 | Q-Code: QXXXX | Priority: 5
AD NOTAM
Airport/Aerodrome
RKSO
Effective From
Jan 27, 2026 10:04 UTC
Expires
Feb 28, 2026 11:00 UTC
NOTAM Description
CAUTION! 116 FT MSL CRANE .55NM WEST OF RWY 09L APPROACH END, LOCATED AT 37°4'59 N, 127°0'20 E, INCURS A LOW CLOSE END OBSTRUCTION
QXXXX
NOTAM: M0105/26 | Q-Code: QXXXX | Priority: 5
AD NOTAM
Airport/Aerodrome
RKSO
Effective From
Jan 27, 2026 10:01 UTC
Expires
Feb 28, 2026 11:00 UTC
NOTAM Description
CAUTION! 118 FT MSL CRANE .48NM WSW OF RWY 09L APPROACH END, LOCATED AT 37°5'8 N, 127°0'19 E, INCURS A LOW CLOSE END OBSTRUCTION 01-31 JAN 26
QXXXX
NOTAM: M0104/26 | Q-Code: QXXXX | Priority: 5
AD NOTAM
Airport/Aerodrome
RKSO
Effective From
Jan 27, 2026 10:00 UTC
Expires
Feb 28, 2026 11:00 UTC
NOTAM Description
CAUTION! 114 FT MSL CRANE .67NM WSW OF RWY 09L APPROACH END, LOCATED AT 37°5'7 N, 127°0'4 E, INCURS A LOW CLOSE END OBSTRUCTION
QXXXX
NOTAM: M0100/26 | Q-Code: QXXXX | Priority: 5
AD NOTAM
Airport/Aerodrome
RKSO
ACTIVE
Effective From
Jan 25, 2026 15:16 UTC
Expires
Apr 23, 2026 23:59 UTC
NOTAM Description
C DIAMOND EDGE LGT UNAVAILABLE
QLYAS
NOTAM: M0097/26 | Q-Code: QLYAS | Priority: 5
AD NOTAM
Airport/Aerodrome
RKSO
ACTIVE
Effective From
Jan 25, 2026 15:10 UTC
Expires
Apr 23, 2026 23:59 UTC
NOTAM Description
TWY E EDGE LGT UNSERVICEABLE
QXXXX
NOTAM: M0095/26 | Q-Code: QXXXX | Priority: 5
AD NOTAM
Airport/Aerodrome
RKSO
ACTIVE
Effective From
Jan 24, 2026 11:48 UTC
Expires
Mar 31, 2026 23:59 UTC
NOTAM Description
WIND DIRECTION INDICATOR OBST LGT NOT LTGD FOR RWY 27L
QXXXX
NOTAM: M0043/26 | Q-Code: QXXXX | Priority: 5
AD NOTAM
Airport/Aerodrome
RKSO
ACTIVE
Effective From
Jan 15, 2026 07:59 UTC
Expires
Apr 14, 2026 23:50 UTC
NOTAM Description
RWY 27R PAPI UNSERVICEABLE
QLYAS
NOTAM: M0023/26 | Q-Code: QLYAS | Priority: 5
AD NOTAM
Airport/Aerodrome
RKSO
ACTIVE
Effective From
Jan 11, 2026 14:30 UTC
Expires
Mar 31, 2026 23:59 UTC
NOTAM Description
TWY F EDGE LGT UNSERVICEABLE
QLYAS
NOTAM: M0022/26 | Q-Code: QLYAS | Priority: 5
AD NOTAM
Airport/Aerodrome
RKSO
ACTIVE
Effective From
Jan 11, 2026 14:29 UTC
Expires
Mar 31, 2026 23:59 UTC
NOTAM Description
TWY B EDGE LGT UNSERVICEABLE
QXXXX
NOTAM: M0010/26 | Q-Code: QXXXX | Priority: 5
AD NOTAM
Airport/Aerodrome
RKSO
ACTIVE
Effective From
Jan 10, 2026 04:54 UTC
Expires
Apr 1, 2026 23:59 UTC
NOTAM Description
AIR CREW REQUESTING DEICING SERVICES MUST REQUEST 0130 HOUR PRIOR TO ARRIVAL WITH TA. NO ANTI ICE SERVICE AVAILABLE.
QXXXX
NOTAM: M0009/26 | Q-Code: QXXXX | Priority: 5
AD NOTAM
Airport/Aerodrome
RKSO
ACTIVE
Effective From
Jan 9, 2026 11:23 UTC
Expires
Apr 3, 2026 23:59 UTC
NOTAM Description
TWY W INFORMATONAL SIGN ON TWY A UNSERVICEABLE.
QXXXX
NOTAM: M1638/25 | Q-Code: QXXXX | Priority: 5
AD NOTAM
Airport/Aerodrome
RKSO
Effective From
Dec 10, 2025 15:54 UTC
Expires
Feb 28, 2026 23:59 UTC
NOTAM Description
DOORSTOP APRON EDGE LGT UNAVAILABLE
QXXXX
NOTAM: M1632/25 | Q-Code: QXXXX | Priority: 5
AD NOTAM
Airport/Aerodrome
RKSO
Effective From
Dec 10, 2025 15:44 UTC
Expires
Feb 28, 2026 23:59 UTC
NOTAM Description
ALPHA ARM/DISARM PAD 1 EDGE LGT UNAVAILABLE
Maintenance
NOTAM: M1628/25 | Q-Code: QMNXX | Priority: 5
AD NOTAM
Airport/Aerodrome
RKSO
ACTIVE
Effective From
Dec 10, 2025 02:51 UTC
Expires
Mar 9, 2026 22:00 UTC
NOTAM Description
AMC APRON EDGE LGT UNSERVICEABLE
QLPAS
NOTAM: M1624/25 | Q-Code: QLPAS | Priority: 5
AD NOTAM
Airport/Aerodrome
RKSO
ACTIVE
Effective From
Dec 10, 2025 01:39 UTC
Expires
Mar 9, 2026 21:00 UTC
NOTAM Description
RWY 27R PAPI LEFT SIDE UNSERVICEABLE
QXXXX
NOTAM: M1612/25 | Q-Code: QXXXX | Priority: 5
AD NOTAM
Airport/Aerodrome
RKSO
ACTIVE
Effective From
Dec 5, 2025 05:27 UTC
Expires
Mar 4, 2026 23:59 UTC
NOTAM Description
REAL TIME UPDATES FOR RCR AND AIRFIELD CONDITION READINGS VIEWABLE AT HTTP://RT3GRIP.COM. CONTACT AIRFIELD MANAGEMENT FOR USERNAME AND PASSWORD.

Understanding NOTAMs

NOTAM Format

  • A) Location identifier
  • B) Effective date/time
  • C) Expiry date/time
  • E) NOTAM text description
  • Q) Coded information

Data Sources

  • • FAA Defense Internet NOTAM Service
  • • International NOTAM exchange
  • • National aviation authorities
  • • Real-time updates every 15 minutes
  • • Automatic expiry processing