{"schema_version":1,"airport":"LEB","entries":[{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"15a93f6d49ab","priority":"fyi","category":"frequency","kind":"removed","summary":"flight service (FSS) 122.2 via the Lebanon outlet no longer available","source":"FRQ"},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"59f2008b8e8f","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: FOR CD WHEN ATCT CLSD CTC BOSTON ARTCC AT 603-879-6859.","source":"APT_RMK","original":"FOR CD WHEN ATCT CLSD CTC BOSTON ARTCC AT 603-879-6859.","fields":[{"field":"REMARK","old":"FOR CD IF TWR CLSD & UNA TO CTC FSS FREQ, CTC BOSTON ARTCC AT 603-879-6859.","new":"FOR CD WHEN ATCT CLSD CTC BOSTON ARTCC AT 603-879-6859."}]},{"cycle":"2025-11-27","from_cycle":"2025-10-30","id":"6f8852511057","priority":"ifr","category":"route","kind":"changed","summary":"preferred IFR routes: 2 added","source":"PFR","details":["new preferred IFR route LEB -> HPN: LEB CTR NOBBI1 HPN","new preferred IFR route LEB -> HPN: LEB RIVVR VALRE1 HPN"]},{"cycle":"2025-08-07","from_cycle":"2025-07-10","id":"6ae7ad36eda6","priority":"fyi","category":"airport","kind":"changed","summary":"cold temperature airport (altitude correction at or below): -20C -> -19C","source":"APT_BASE","fields":[{"field":"CTA","old":"-20C","new":"-19C"}]},{"cycle":"2025-08-07","from_cycle":"2025-07-10","id":"cc3e4d6dcec0","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: Cold temperature airport; altitude correction required at or below -19C.","source":"APT_RMK","original":"COLD TEMPERATURE AIRPORT. ALTITUDE CORRECTION REQUIRED AT OR BELOW -19C.","fields":[{"field":"REMARK","old":"COLD TEMPERATURE AIRPORT. ALTITUDE CORRECTION REQUIRED AT OR BELOW -20C.","new":"COLD TEMPERATURE AIRPORT. ALTITUDE CORRECTION REQUIRED AT OR BELOW -19C."}]},{"cycle":"2025-07-10","from_cycle":"2025-06-12","id":"ec4ea0dc1a9a","priority":"fyi","category":"remark","kind":"removed","summary":"remark removed: There is 2 feet of brush 100 feet from the runway, 7 feet to the right.","source":"APT_RMK","original":"2 FT BRUSH 100 FT FM RWY, 7 FT R."},{"cycle":"2025-07-10","from_cycle":"2025-06-12","id":"3cfcef975408","priority":"fyi","category":"remark","kind":"removed","summary":"remark removed: There is a 13 foot tree 186 feet from the runway, 75 feet to the left.","source":"APT_RMK","original":"13 FT TREE 186 FT FM RWY, 75 FT L."},{"cycle":"2025-07-10","from_cycle":"2025-06-12","id":"3efa8115c877","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: 30 FT TREE 145 FT FM RWY END, 179 FT RIGHT.","source":"APT_RMK","original":"30 FT TREE 145 FT FM RWY END, 179 FT RIGHT.","fields":[{"field":"REMARK","old":"19 FT TREE 148 FT FM RWY, 176 FT R.","new":"30 FT TREE 145 FT FM RWY END, 179 FT RIGHT."}]},{"cycle":"2025-07-10","from_cycle":"2025-06-12","id":"b361c3b13416","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: FENCE 125 FT FM RWY END, 425 FT RIGHT.","source":"APT_RMK","original":"FENCE 125 FT FM RWY END, 425 FT RIGHT.","fields":[{"field":"REMARK","old":"FENCE 125 FT FM RWY END, 425 FT R.","new":"FENCE 125 FT FM RWY END, 425 FT RIGHT."}]},{"cycle":"2025-07-10","from_cycle":"2025-06-12","id":"bb3b2c54312e","priority":"fyi","category":"runway","kind":"changed","summary":"runway 07: controlling obstacle changed (now 16 ft tall, 316 ft from threshold, 213 ft left of centerline, clearance slope 7:1)","source":"APT_RWY_END","fields":[{"field":"CNTRLN_OFFSET","old":"221","new":"213"},{"field":"DIST_FROM_THR","old":"328","new":"316"},{"field":"OBSTN_CLNC_SLOPE","old":"16","new":"7"},{"field":"OBSTN_HGT","old":"8","new":"16"}]},{"cycle":"2025-07-10","from_cycle":"2025-06-12","id":"0e926dfc9278","priority":"fyi","category":"runway","kind":"changed","summary":"runway 18: controlling obstacle changed (now 11 ft tall, 355 ft from threshold, 331 ft right of centerline, clearance slope 14:1)","source":"APT_RWY_END","fields":[{"field":"CNTRLN_OFFSET","old":"341","new":"331"},{"field":"DIST_FROM_THR","old":"341","new":"355"},{"field":"OBSTN_CLNC_SLOPE","old":"10","new":"14"},{"field":"OBSTN_HGT","old":"14","new":"11"}]},{"cycle":"2025-07-10","from_cycle":"2025-06-12","id":"c8302f8981d0","priority":"fyi","category":"runway","kind":"changed","summary":"runway 25: controlling obstacle changed (now 74 ft tall, 537 ft from threshold, 286 ft left of centerline, clearance slope 4:1)","source":"APT_RWY_END","fields":[{"field":"CNTRLN_DIR_CODE","old":"R","new":"L"},{"field":"CNTRLN_OFFSET","old":"93","new":"286"},{"field":"DIST_FROM_THR","old":"256","new":"537"},{"field":"OBSTN_CLNC_SLOPE","old":"9","new":"4"},{"field":"OBSTN_HGT","old":"6","new":"74"}]},{"cycle":"2025-07-10","from_cycle":"2025-06-12","id":"279bd04ac312","priority":"fyi","category":"runway","kind":"changed","summary":"runway 36: controlling obstacle changed (now 107 ft tall, 667 ft from threshold, 521 ft left of centerline, clearance slope 4:1)","source":"APT_RWY_END","fields":[{"field":"CNTRLN_DIR_CODE","old":"R","new":"L"},{"field":"CNTRLN_OFFSET","old":"648","new":"521"},{"field":"DIST_FROM_THR","old":"1996","new":"667"},{"field":"OBSTN_CLNC_SLOPE","old":"13","new":"4"},{"field":"OBSTN_HGT","old":"131","new":"107"}]},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"88e7d5a17578","priority":"fyi","category":"remark","kind":"added","summary":"new remark: There is 2 feet of brush 100 feet from the runway, 7 feet to the right.","source":"APT_RMK","original":"2 FT BRUSH 100 FT FM RWY, 7 FT R."},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"bae07fedf370","priority":"fyi","category":"remark","kind":"added","summary":"new remark: There is a 13 foot tree 186 feet from the runway, 75 feet to the left.","source":"APT_RMK","original":"13 FT TREE 186 FT FM RWY, 75 FT L."},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"735aff3d1678","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: There is a 19 foot tree 148 feet from the runway, 176 feet to the right.","source":"APT_RMK","original":"19 FT TREE 148 FT FM RWY, 176 FT R.","fields":[{"field":"REMARK","old":"7 FT BRUSH 174 FT FM RWY, 152 FT R.","new":"19 FT TREE 148 FT FM RWY, 176 FT R."}]},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"4d24a509bfa3","priority":"fyi","category":"runway","kind":"changed","summary":"runway 07: controlling obstacle changed (now 8 ft tall, 328 ft from threshold, 221 ft left of centerline, clearance slope 16:1); controlling obstacle: none -> TREE","source":"APT_RWY_END","fields":[{"field":"CNTRLN_DIR_CODE","old":"","new":"L"},{"field":"CNTRLN_OFFSET","old":"","new":"221"},{"field":"DIST_FROM_THR","old":"","new":"328"},{"field":"OBSTN_CLNC_SLOPE","old":"34","new":"16"},{"field":"OBSTN_HGT","old":"","new":"8"},{"field":"OBSTN_TYPE","old":"","new":"TREE"}]},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"2f0834ecfbb5","priority":"fyi","category":"runway","kind":"changed","summary":"runway 18: controlling obstacle changed (now 14 ft tall, 341 ft from threshold, 341 ft right of centerline, clearance slope 10:1)","source":"APT_RWY_END","fields":[{"field":"CNTRLN_OFFSET","old":"287","new":"341"},{"field":"DIST_FROM_THR","old":"287","new":"341"},{"field":"OBSTN_CLNC_SLOPE","old":"6","new":"10"}]},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"b05c02f64470","priority":"fyi","category":"runway","kind":"changed","summary":"runway 25: controlling obstacle changed (now 6 ft tall, 256 ft from threshold, 93 ft right of centerline, clearance slope 9:1); controlling obstacle: none -> TREE","source":"APT_RWY_END","fields":[{"field":"CNTRLN_DIR_CODE","old":"","new":"R"},{"field":"CNTRLN_OFFSET","old":"","new":"93"},{"field":"DIST_FROM_THR","old":"","new":"256"},{"field":"OBSTN_CLNC_SLOPE","old":"34","new":"9"},{"field":"OBSTN_HGT","old":"","new":"6"},{"field":"OBSTN_TYPE","old":"","new":"TREE"}]},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"f557a27994cf","priority":"fyi","category":"runway","kind":"changed","summary":"runway 36: controlling obstacle changed (now 131 ft tall, 1996 ft from threshold, 648 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":"648"},{"field":"DIST_FROM_THR","old":"","new":"1996"},{"field":"OBSTN_CLNC_SLOPE","old":"34","new":"13"},{"field":"OBSTN_HGT","old":"","new":"131"},{"field":"OBSTN_TYPE","old":"","new":"TREES"}]}],"first_cycle":"2024-10-31","last_cycle":"2026-09-03"}