{"schema_version":1,"airport":"MCG","entries":[{"cycle":"2026-05-14","from_cycle":"2026-04-16","id":"141ef148b385","priority":"fyi","category":"remark","kind":"removed","summary":"remark removed: TRAIL 7 FT BLW 170 FT BYD RWY.","source":"APT_RMK","original":"TRAIL 7 FT BLW 170 FT BYD RWY."},{"cycle":"2026-05-14","from_cycle":"2026-04-16","id":"44340e0a201a","priority":"fyi","category":"runway","kind":"changed","summary":"runway 17: controlling obstacle changed (now , clearance slope 34:1); controlling obstacle: TREE -> none","source":"APT_RWY_END","fields":[{"field":"CNTRLN_OFFSET","old":"350","new":""},{"field":"DIST_FROM_THR","old":"2260","new":""},{"field":"OBSTN_CLNC_SLOPE","old":"44","new":"34"},{"field":"OBSTN_HGT","old":"51","new":""},{"field":"OBSTN_TYPE","old":"TREE","new":""}]},{"cycle":"2026-05-14","from_cycle":"2026-04-16","id":"2429d9ab9af5","priority":"fyi","category":"runway","kind":"changed","summary":"runway 35: controlling obstacle changed (now 53 ft tall, 1305 ft from threshold, 200 ft either side of centerline, clearance slope 24:1)","source":"APT_RWY_END","fields":[{"field":"CNTRLN_DIR_CODE","old":"L/R","new":"B"}]},{"cycle":"2025-10-02","from_cycle":"2025-09-04","id":"750d3da634f3","priority":"action","category":"remark","kind":"changed","summary":"remark updated: ACTVT REIL RWY 17 & 35; VASI RWY 17 & 35; MIRL RWY 05/23 & 17/35 - CTAF.","source":"APT_RMK","original":"ACTVT REIL RWY 17 & 35; VASI RWY 17 & 35; MIRL RWY 05/23 & 17/35 - CTAF.","fields":[{"field":"REMARK","old":"ACTVT REIL RWY 16 & 34; VASI RWY 16 & 34; MIRL RWY 05/23 & 16/34 - CTAF.","new":"ACTVT REIL RWY 17 & 35; VASI RWY 17 & 35; MIRL RWY 05/23 & 17/35 - CTAF."}]},{"cycle":"2025-10-02","from_cycle":"2025-09-04","id":"8c014a09c5a1","priority":"action","category":"frequency","kind":"changed","summary":"remark: ACTVT REIL RWY 16 & 34; VASI RWY 16 & 34; MIRL RWY 05/23 & 16/34 - CTAF. -> ACTVT REIL RWY 17 & 35; VASI RWY 17 & 35; MIRL RWY 05/23 & 17/35 - CTAF.","source":"FRQ","fields":[{"field":"REMARK","old":"ACTVT REIL RWY 16 & 34; VASI RWY 16 & 34; MIRL RWY 05/23 & 16/34 - CTAF.","new":"ACTVT REIL RWY 17 & 35; VASI RWY 17 & 35; MIRL RWY 05/23 & 17/35 - CTAF."}]},{"cycle":"2025-10-02","from_cycle":"2025-09-04","id":"de5b352db6e3","priority":"action","category":"runway","kind":"changed","summary":"runway 16/34 renumbered to 17/35","source":"APT_RWY","fields":[{"field":"RWY_ID","old":"16/34","new":"17/35"}]},{"cycle":"2025-10-02","from_cycle":"2025-09-04","id":"d2bc47c7068d","priority":"action","category":"navaid","kind":"changed","summary":"runway 17: approach bearing: 162.42 -> 169.42° magnetic; runway end: 16 -> 17","source":"ILS_BASE","fields":[{"field":"APCH_BEAR","old":"162.42","new":"169.42"},{"field":"RWY_END_ID","old":"16","new":"17"}]},{"cycle":"2025-10-02","from_cycle":"2025-09-04","id":"c0380b653ae6","priority":"action","category":"navaid","kind":"changed","summary":"runway 17: remark: LOC UNUSBL BYD 25 DEG RIGHT OF COURSE;  BYD 25 DEG LEFT OF COURSE. -> LOC UNUSBL BYD 25 DEG RIGHT OF COURSE; BYD 25 DEG LEFT OF COURSE.; runway end: 16 -> 17","source":"ILS_RMK","fields":[{"field":"REMARK","old":"LOC UNUSBL BYD 25 DEG RIGHT OF COURSE;  BYD 25 DEG LEFT OF COURSE.","new":"LOC UNUSBL BYD 25 DEG RIGHT OF COURSE; BYD 25 DEG LEFT OF COURSE."},{"field":"RWY_END_ID","old":"16","new":"17"}]},{"cycle":"2025-10-02","from_cycle":"2025-09-04","id":"e9534bf71ae8","priority":"action","category":"navaid","kind":"changed","summary":"runway 17: runway end: 16 -> 17","source":"ILS_RMK","fields":[{"field":"RWY_END_ID","old":"16","new":"17"}]},{"cycle":"2025-10-02","from_cycle":"2025-09-04","id":"e6a6a84a7441","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: FUEL SVC FEE AFT 1700 DAILY & ON SUNDAYS.","source":"APT_RMK","original":"FUEL SVC FEE AFT 1700 DAILY & ON SUNDAYS.","fields":[{"field":"REMARK","old":"FUELSVC FEE AFT 1700 DAILY & ON SUNDAYS.","new":"FUEL SVC FEE AFT 1700 DAILY & ON SUNDAYS."}]},{"cycle":"2025-10-02","from_cycle":"2025-09-04","id":"cca134ac55db","priority":"fyi","category":"runway","kind":"changed","summary":"runway 05: runway end elevation: 342.7 -> 342.5 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"342.7","new":"342.5"}]},{"cycle":"2024-09-05","from_cycle":"2024-08-08","id":"abd38f457d1a","priority":"fyi","category":"airport","kind":"changed","summary":"cold temperature airport (altitude correction at or below): -46C -> -45C","source":"APT_BASE","fields":[{"field":"CTA","old":"-46C","new":"-45C"}]},{"cycle":"2024-09-05","from_cycle":"2024-08-08","id":"5009c8f6a19a","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: COLD TEMPERATURE AIRPORT. ALTITUDE CORRECTION REQUIRED AT OR BELOW -45C.","source":"APT_RMK","original":"COLD TEMPERATURE AIRPORT. ALTITUDE CORRECTION REQUIRED AT OR BELOW -45C.","fields":[{"field":"REMARK","old":"COLD TEMPERATURE AIRPORT. ALTITUDE CORRECTION REQUIRED AT OR BELOW -46C.","new":"COLD TEMPERATURE AIRPORT. ALTITUDE CORRECTION REQUIRED AT OR BELOW -45C."}]}],"first_cycle":"2024-09-05","last_cycle":"2026-05-14"}