{"schema_version":1,"airport":"KSM","entries":[{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"1a4cd92c580a","priority":"action","category":"remark","kind":"changed","summary":"remark updated: ACTVT REIL RWY 17 & 35; PAPI RWY 17 & 35; HIRL RWY 17/35; MIRL RWY 07/25 - CTAF.","source":"APT_RMK","original":"ACTVT REIL RWY 17 & 35; PAPI RWY 17 & 35; HIRL RWY 17/35; MIRL RWY 07/25 - CTAF.","fields":[{"field":"REMARK","old":"ACTVT REIL RWY 17 & 35; PAPI RWY 17 & 35; HIRL RWY 17/35; MIRL RWY 06/24 - CTAF.","new":"ACTVT REIL RWY 17 & 35; PAPI RWY 17 & 35; HIRL RWY 17/35; MIRL RWY 07/25 - CTAF."}]},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"511fab581483","priority":"action","category":"frequency","kind":"changed","summary":"remark: ACTVT REIL RWY 17 & 35; PAPI RWY 17 & 35; HIRL RWY 17/35; MIRL RWY 06/24 - CTAF. -> ACTVT REIL RWY 17 & 35; PAPI RWY 17 & 35; HIRL RWY 17/35; MIRL RWY 07/25 - CTAF.","source":"FRQ","fields":[{"field":"REMARK","old":"ACTVT REIL RWY 17 & 35; PAPI RWY 17 & 35; HIRL RWY 17/35; MIRL RWY 06/24 - CTAF.","new":"ACTVT REIL RWY 17 & 35; PAPI RWY 17 & 35; HIRL RWY 17/35; MIRL RWY 07/25 - CTAF."}]},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"c4540d03ff4f","priority":"action","category":"runway","kind":"changed","summary":"runway 06/24 renumbered to 07/25","source":"APT_RWY","fields":[{"field":"RWY_ID","old":"06/24","new":"07/25"}]},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"cc5638888f26","priority":"action","category":"runway","kind":"changed","summary":"runway 17/35: length: 6008 -> 6000 ft","source":"APT_RWY","fields":[{"field":"RWY_LEN","old":"6008","new":"6000"}]},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"2afa3a9a77a8","priority":"action","category":"navaid","kind":"changed","summary":"runway 17: approach bearing: 170.44 -> 175.44° magnetic; ILS runway length: 6008 -> 6000 ft","source":"ILS_BASE","fields":[{"field":"APCH_BEAR","old":"170.44","new":"175.44"},{"field":"RWY_LEN","old":"6008","new":"6000"}]},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"dd10b33bcee0","priority":"action","category":"runway","kind":"changed","summary":"runway 35: displaced threshold elevation: none -> 310.3 ft MSL; displaced threshold: none -> 400 ft; runway end elevation: 311.3 -> 311.9 ft MSL; touchdown zone elevation: 311.3 -> 310.3 ft MSL","source":"APT_RWY_END","fields":[{"field":"DISPLACED_THR_ELEV","old":"","new":"310.3"},{"field":"DISPLACED_THR_LEN","old":"","new":"400"},{"field":"RWY_END_ELEV","old":"311.3","new":"311.9"},{"field":"TDZ_ELEV","old":"311.3","new":"310.3"}]},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"44ab4a1d663e","priority":"ifr","category":"chart","kind":"changed","summary":"minimums page (TAKEOFF MINIMUMS) changed","source":"D-TPP","chart":{"code":"MIN","name":"TAKEOFF MINIMUMS","amdt":"","pdf":"https://aeronav.faa.gov/d-tpp/2609/AKTO.PDF"}},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"e6614842102c","priority":"ifr","category":"chart","kind":"changed","summary":"approach RNAV (GPS) RWY 17 amended (amdt 4)","source":"D-TPP","chart":{"code":"IAP","name":"RNAV (GPS) RWY 17","amdt":"4","pdf":"https://aeronav.faa.gov/d-tpp/2609/06072R17.PDF"}},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"105e0a3e0b58","priority":"ifr","category":"chart","kind":"changed","summary":"approach RNAV (GPS) RWY 35 amended (amdt 3): LPV DA 508 now 560","source":"D-TPP","chart":{"code":"IAP","name":"RNAV (GPS) RWY 35","amdt":"3","pdf":"https://aeronav.faa.gov/d-tpp/2609/06072R35.PDF"},"details":["minimums on the plate: LPV DA 508 -> 560"]},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"a1c2e4ddfeb9","priority":"ifr","category":"chart","kind":"changed","summary":"approach LOC RWY 17 amended (amdt 6)","source":"D-TPP","chart":{"code":"IAP","name":"LOC RWY 17","amdt":"6","pdf":"https://aeronav.faa.gov/d-tpp/2609/06072L17.PDF"}},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"d0d9fa069a32","priority":"fyi","category":"runway","kind":"changed","summary":"runway 17: runway end elevation: 290.3 -> 291.3 ft MSL; touchdown zone elevation: 304.6 -> 305.8 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"290.3","new":"291.3"},{"field":"TDZ_ELEV","old":"304.6","new":"305.8"}]},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"75e3ee341d48","priority":"ifr","category":"chart","kind":"changed","summary":"approach RNAV (GPS) RWY 17 redrawn (still amdt 3E)","source":"D-TPP","chart":{"code":"IAP","name":"RNAV (GPS) RWY 17","amdt":"3E","pdf":"https://aeronav.faa.gov/d-tpp/2607/06072R17.PDF"}},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"0a4cf0f2b2a0","priority":"ifr","category":"chart","kind":"changed","summary":"approach RNAV (GPS) RWY 35 redrawn (still amdt 2F)","source":"D-TPP","chart":{"code":"IAP","name":"RNAV (GPS) RWY 35","amdt":"2F","pdf":"https://aeronav.faa.gov/d-tpp/2607/06072R35.PDF"}},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"e53b36dab597","priority":"ifr","category":"chart","kind":"changed","summary":"approach LOC RWY 17 redrawn (still amdt 5E)","source":"D-TPP","chart":{"code":"IAP","name":"LOC RWY 17","amdt":"5E","pdf":"https://aeronav.faa.gov/d-tpp/2607/06072L17.PDF"}},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"ecf703a128cf","priority":"action","category":"remark","kind":"changed","summary":"remark updated: Closed to operations requiring passenger screening.","source":"APT_RMK","original":"CLSD TO OPS RQRG PAX SCREENING.","fields":[{"field":"REMARK","old":"ARPT CLSD TO ACFT OPNS WHICH ARE REQUIRED TO CONDUCT PSGR SCREENING.","new":"CLSD TO OPS RQRG PAX SCREENING."}]},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"70f88e1b2564","priority":"action","category":"remark","kind":"changed","summary":"remark updated: Snow and ice removal and hazard reporting during duty hours; after hours prior permission required in writing from airport manager.","source":"APT_RMK","original":"SNOW & ICE REMOVAL & HAZ RPRTG DURG DURING DUTY HR; AFT HR PPR IN WRITING - AMGR.","fields":[{"field":"REMARK","old":"SNOW & ICE REMOVAL AND ARPT HAZARD REPORTING ONLY PERFORMED DURING DUTY HOURS.  ALTERNATE ARRANGEMENTS WITH AMGR MUST BE REQUESTED IN WRITING.","new":"SNOW & ICE REMOVAL & HAZ RPRTG DURG DURING DUTY HR; AFT HR PPR IN WRITING - AMGR."}]},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"17744fb68d54","priority":"action","category":"runway","kind":"changed","summary":"runway 17: approach lights: 1,400 foot medium intensity approach lighting system with runway alignment indicator lights (MALSR) -> none; runway end identifier lights (REIL): no -> yes; visual glide slope indicator: 4-box VASI on left side of runway (V4L) -> 4-light PAPI on left side of runway (P4L)","source":"APT_RWY_END","fields":[{"field":"APCH_LGT_SYSTEM_CODE","old":"MALSR","new":""},{"field":"RWY_END_LGTS_FLAG","old":"N","new":"Y"},{"field":"VGSI_CODE","old":"V4L","new":"P4L"}]},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"c413800d15b4","priority":"fyi","category":"airport","kind":"changed","summary":"airframe repair: none -> none; bottled oxygen: none -> none; bulk oxygen: none -> none; engine repair: none -> none","source":"APT_BASE","fields":[{"field":"AIRFRAME_REPAIR_SER_CODE","old":"NONE","new":""},{"field":"BOTTLED_OXY_TYPE","old":"NONE","new":""},{"field":"BULK_OXY_TYPE","old":"NONE","new":""},{"field":"PWR_PLANT_REPAIR_SER","old":"NONE","new":""}]},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"4627da9da69a","priority":"fyi","category":"remark","kind":"removed","summary":"remark removed: Medium intensity approach lighting system runway 17 is out of service indefinitely.","source":"APT_RMK","original":"MALSR RY 17 OUT OF SERVICE INDEFINITELY."},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"81ddb0607460","priority":"fyi","category":"remark","kind":"removed","summary":"remark removed: The localizer is located 300 feet from runway end 35.","source":"APT_RMK","original":"LOCALIZER IS LOCATED 300 FT FROM RY END 35."},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"c8520da2564d","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: ACTVT REIL RWY 17 & 35; PAPI RWY 17 & 35; HIRL RWY 17/35; MIRL RWY 06/24 - CTAF.","source":"APT_RMK","original":"ACTVT REIL RWY 17 & 35; PAPI RWY 17 & 35; HIRL RWY 17/35; MIRL RWY 06/24 - CTAF.","fields":[{"field":"REMARK","old":"ACTVT REIL RWY 35; VASI RWY 17 & 35; HIRL RWY 17/35; MIRL RWY 06/24 - CTAF.","new":"ACTVT REIL RWY 17 & 35; PAPI RWY 17 & 35; HIRL RWY 17/35; MIRL RWY 06/24 - CTAF."}]},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"43f273f9e7d5","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: Possible runway drifting snow and poor braking; conditions reported for daylight operations only.","source":"APT_RMK","original":"PSBL RWY DRIFTING SNOW & POOR BRAKING; COND RPRT DALGT OPS ONLY.","fields":[{"field":"REMARK","old":"RY SUBJECT TO DRIFTING SNOW & POOR BRAKING.  CONDITION REPORTS REFLECT DAYTIME OPNS ONLY.","new":"PSBL RWY DRIFTING SNOW & POOR BRAKING; COND RPRT DALGT OPS ONLY."}]},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"5accbf6d5eb1","priority":"fyi","category":"frequency","kind":"changed","summary":"remark: ACTVT REIL RWY 35; VASI RWY 17 & 35; HIRL RWY 17/35; MIRL RWY 06/24 - CTAF. -> ACTVT REIL RWY 17 & 35; PAPI RWY 17 & 35; HIRL RWY 17/35; MIRL RWY 06/24 - CTAF.","source":"FRQ","fields":[{"field":"REMARK","old":"ACTVT REIL RWY 35; VASI RWY 17 & 35; HIRL RWY 17/35; MIRL RWY 06/24 - CTAF.","new":"ACTVT REIL RWY 17 & 35; PAPI RWY 17 & 35; HIRL RWY 17/35; MIRL RWY 06/24 - CTAF."}]},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"0a3a053ea2f5","priority":"fyi","category":"runway","kind":"changed","summary":"runway 35: threshold crossing height: 37 -> 52 ft AGL; visual glide slope indicator: 4-box VASI on left side of runway (V4L) -> 4-light PAPI on left side of runway (P4L)","source":"APT_RWY_END","fields":[{"field":"THR_CROSSING_HGT","old":"37","new":"52"},{"field":"VGSI_CODE","old":"V4L","new":"P4L"}]}],"first_cycle":"2024-10-31","last_cycle":"2026-09-03"}