{"schema_version":1,"airport":"PQN","entries":[{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"2eb4331f988f","priority":"action","category":"frequency","kind":"removed","summary":"frequency 118.375 (PQN AWOS-3PT) removed","source":"FRQ"},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"7760df248e12","priority":"action","category":"frequency","kind":"added","summary":"frequency 119.0 (PQN AWOS-3PT) added","source":"FRQ"},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"828ebccfaa29","priority":"ifr","category":"chart","kind":"changed","summary":"approach RNAV (GPS) RWY 18 redrawn (still amdt 1C)","source":"D-TPP","chart":{"code":"IAP","name":"RNAV (GPS) RWY 18","amdt":"1C","pdf":"https://aeronav.faa.gov/d-tpp/2609/05688R18.PDF"}},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"063c1f315e92","priority":"ifr","category":"chart","kind":"changed","summary":"approach RNAV (GPS) RWY 36 redrawn (still amdt 2)","source":"D-TPP","chart":{"code":"IAP","name":"RNAV (GPS) RWY 36","amdt":"2","pdf":"https://aeronav.faa.gov/d-tpp/2609/05688R36.PDF"}},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"226e180066f5","priority":"ifr","category":"chart","kind":"changed","summary":"approach RNAV (GPS) RWY 18 redrawn (still amdt 1C)","source":"D-TPP","chart":{"code":"IAP","name":"RNAV (GPS) RWY 18","amdt":"1C","pdf":"https://aeronav.faa.gov/d-tpp/2607/05688R18.PDF"}},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"f0f9762872e2","priority":"ifr","category":"chart","kind":"changed","summary":"approach RNAV (GPS) RWY 36 redrawn (still amdt 2)","source":"D-TPP","chart":{"code":"IAP","name":"RNAV (GPS) RWY 36","amdt":"2","pdf":"https://aeronav.faa.gov/d-tpp/2607/05688R36.PDF"}},{"cycle":"2026-06-11","from_cycle":"2026-05-14","id":"281dcc7a8343","priority":"action","category":"runway","kind":"changed","summary":"runway 09/27: length: 2539 -> 2522 ft","source":"APT_RWY","fields":[{"field":"RWY_LEN","old":"2539","new":"2522"}]},{"cycle":"2026-06-11","from_cycle":"2026-05-14","id":"a1d8b5833b94","priority":"fyi","category":"runway","kind":"changed","summary":"runway 09: runway end elevation: 1723.7 -> 1723.4 ft MSL; touchdown zone elevation: 1736.6 -> 1736.4 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"1723.7","new":"1723.4"},{"field":"TDZ_ELEV","old":"1736.6","new":"1736.4"}]},{"cycle":"2026-06-11","from_cycle":"2026-05-14","id":"36b3b5825857","priority":"fyi","category":"runway","kind":"changed","summary":"runway 18: runway end elevation: 1736 -> 1736.3 ft MSL; touchdown zone elevation: 1736.7 -> 1736.8 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"1736","new":"1736.3"},{"field":"TDZ_ELEV","old":"1736.7","new":"1736.8"}]},{"cycle":"2026-06-11","from_cycle":"2026-05-14","id":"5ff2b636f97b","priority":"fyi","category":"runway","kind":"changed","summary":"runway 27: runway end elevation: 1736.6 -> 1736.3 ft MSL; touchdown zone elevation: 1736.6 -> 1736.4 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"1736.6","new":"1736.3"},{"field":"TDZ_ELEV","old":"1736.6","new":"1736.4"}]},{"cycle":"2026-06-11","from_cycle":"2026-05-14","id":"4decdb29ecfb","priority":"fyi","category":"runway","kind":"changed","summary":"runway 36: runway end elevation: 1727.8 -> 1728 ft MSL; touchdown zone elevation: 1734.3 -> 1734.5 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"1727.8","new":"1728"},{"field":"TDZ_ELEV","old":"1734.3","new":"1734.5"}]},{"cycle":"2025-10-02","from_cycle":"2025-09-04","id":"66c7c1200b90","priority":"fyi","category":"runway","kind":"changed","summary":"runway 27: controlling obstacle changed (now 10 ft tall, 22 ft from threshold, 0 ft either side of centerline, clearance slope 2:1)","source":"APT_RWY_END","fields":[{"field":"CNTRLN_OFFSET","old":"1","new":"0"},{"field":"OBSTN_CLNC_SLOPE","old":"5","new":"2"},{"field":"OBSTN_HGT","old":"4","new":"10"}]},{"cycle":"2025-02-20","from_cycle":"2025-01-23","id":"40e78166083d","priority":"fyi","category":"runway","kind":"changed","summary":"runway 36: visual glide path angle: 3.11 -> 3°","source":"APT_RWY_END","fields":[{"field":"VISUAL_GLIDE_PATH_ANGLE","old":"3.11","new":"3"}]},{"cycle":"2025-01-23","from_cycle":"2024-12-26","id":"25a8875b435c","priority":"fyi","category":"runway","kind":"changed","summary":"runway 36: controlling obstacle changed (now , clearance slope 20:1)","source":"APT_RWY_END","fields":[{"field":"OBSTN_CLNC_SLOPE","old":"34","new":"20"}]},{"cycle":"2024-09-05","from_cycle":"2024-08-08","id":"41cd8380633c","priority":"fyi","category":"runway","kind":"changed","summary":"runway 18: threshold crossing height: 28 -> 27 ft AGL","source":"APT_RWY_END","fields":[{"field":"THR_CROSSING_HGT","old":"28","new":"27"}]},{"cycle":"2024-09-05","from_cycle":"2024-08-08","id":"de9e491afd36","priority":"fyi","category":"runway","kind":"changed","summary":"runway 36: threshold crossing height: 30 -> 27 ft AGL; visual glide path angle: 3 -> 3.11°","source":"APT_RWY_END","fields":[{"field":"THR_CROSSING_HGT","old":"30","new":"27"},{"field":"VISUAL_GLIDE_PATH_ANGLE","old":"3","new":"3.11"}]}],"first_cycle":"2024-09-05","last_cycle":"2026-09-03"}