{"schema_version":1,"airport":"TOP","entries":[{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"3b22aea5affd","priority":"fyi","category":"frequency","kind":"removed","summary":"flight service (FSS) 122.4 via the Topeka outlet no longer available","source":"FRQ"},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"a9c27250e14a","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: FOR CD WHEN ATCT CLSD CTC KANSAS CITY ARTCC AT 913-254-8508.","source":"APT_RMK","original":"FOR CD WHEN ATCT CLSD CTC KANSAS CITY ARTCC AT 913-254-8508.","fields":[{"field":"REMARK","old":"FOR CD IF UNA TO CTC ON FSS FREQ, CTC KANSAS CITY ARTCC AT 913-254-8508.","new":"FOR CD WHEN ATCT CLSD CTC KANSAS CITY ARTCC AT 913-254-8508."}]},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"aebc962df13d","priority":"fyi","category":"chart","kind":"changed","summary":"airport diagram changed","source":"D-TPP","chart":{"code":"APD","name":"AIRPORT DIAGRAM","amdt":"","pdf":"https://aeronav.faa.gov/d-tpp/2607/00620AD.PDF"}},{"cycle":"2025-10-30","from_cycle":"2025-10-02","id":"5329d2a48d0c","priority":"fyi","category":"airport","kind":"changed","summary":"airport contact zip+4: none -> 1446","source":"APT_CON","fields":[{"field":"ZIP_PLUS_FOUR","old":"","new":"1446"}]},{"cycle":"2025-01-23","from_cycle":"2024-12-26","id":"79d0ac1cea28","priority":"action","category":"weather","kind":"changed","summary":"AWOS/ASOS phone number changed to 785-274-8258","source":"AWOS","fields":[{"field":"PHONE_NO","old":"785-234-1591","new":"785-274-8258"}]},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"b5742a39e2fa","priority":"action","category":"airport","kind":"changed","summary":"airport attendance hours changed: 0700-2100 -> 0700-2000","source":"APT_ATT","fields":[{"field":"HOUR","old":"0700-2100","new":"0700-2000"}]},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"0038788bdae5","priority":"fyi","category":"runway","kind":"changed","summary":"runway 13: controlling obstacle changed (now 107 ft tall, 2476 ft from threshold, 920 ft right of centerline, clearance slope 21:1)","source":"APT_RWY_END","fields":[{"field":"CNTRLN_OFFSET","old":"650","new":"920"},{"field":"DIST_FROM_THR","old":"1050","new":"2476"},{"field":"OBSTN_CLNC_SLOPE","old":"12","new":"21"},{"field":"OBSTN_HGT","old":"66","new":"107"}]},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"cad8a3d7ce46","priority":"fyi","category":"runway","kind":"changed","summary":"runway 31: controlling obstacle changed (now 52 ft tall, 340 ft from threshold, 410 ft left of centerline, clearance slope 2:1)","source":"APT_RWY_END","fields":[{"field":"CNTRLN_DIR_CODE","old":"R","new":"L"},{"field":"CNTRLN_OFFSET","old":"14","new":"410"},{"field":"DIST_FROM_THR","old":"1942","new":"340"},{"field":"OBSTN_CLNC_SLOPE","old":"31","new":"2"},{"field":"OBSTN_HGT","old":"56","new":"52"}]},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"03a0127c3c62","priority":"fyi","category":"runway","kind":"changed","summary":"runway 36: controlling obstacle changed (now 35 ft tall, 658 ft from threshold, 313 ft right of centerline, clearance slope 13:1); controlling obstacle: none -> TREES","source":"APT_RWY_END","fields":[{"field":"CNTRLN_DIR_CODE","old":"","new":"R"},{"field":"CNTRLN_OFFSET","old":"","new":"313"},{"field":"DIST_FROM_THR","old":"","new":"658"},{"field":"OBSTN_CLNC_SLOPE","old":"20","new":"13"},{"field":"OBSTN_HGT","old":"","new":"35"},{"field":"OBSTN_TYPE","old":"","new":"TREES"}]}],"first_cycle":"2024-10-31","last_cycle":"2026-09-03"}