{"schema_version":1,"airport":"ESN","entries":[{"cycle":"2026-10-01","from_cycle":"2026-09-03","engine":"1.3.8","id":"0d81c08d997a","priority":"fyi","category":"runway","kind":"changed","summary":"runway 15: controlling obstacle: none listed -> TREES 86 ft tall, 3023 ft from threshold, 211 ft left of centerline; obstacle clearance slope: 34:1 -> 32:1; marking condition: fair -> good","source":"APT_RWY_END","fields":[{"field":"CNTRLN_DIR_CODE","old":"","new":"L"},{"field":"CNTRLN_OFFSET","old":"","new":"211"},{"field":"DIST_FROM_THR","old":"","new":"3023"},{"field":"OBSTN_CLNC_SLOPE","old":"34","new":"32"},{"field":"OBSTN_HGT","old":"","new":"86"},{"field":"OBSTN_TYPE","old":"","new":"TREES"},{"field":"RWY_MARKING_COND","old":"FAIR","new":"GOOD"}]},{"cycle":"2026-10-01","from_cycle":"2026-09-03","engine":"1.3.8","id":"0d958a70d77e","priority":"fyi","category":"runway","kind":"changed","summary":"runway 22: controlling obstacle: none listed -> TREES 46 ft tall, 1508 ft from threshold, 53 ft right of centerline; obstacle clearance slope: 34:1 -> 28:1","source":"APT_RWY_END","fields":[{"field":"CNTRLN_DIR_CODE","old":"","new":"R"},{"field":"CNTRLN_OFFSET","old":"","new":"53"},{"field":"DIST_FROM_THR","old":"","new":"1508"},{"field":"OBSTN_CLNC_SLOPE","old":"34","new":"28"},{"field":"OBSTN_HGT","old":"","new":"46"},{"field":"OBSTN_TYPE","old":"","new":"TREES"}]},{"cycle":"2026-10-01","from_cycle":"2026-09-03","engine":"1.3.8","id":"82cb7638e4e8","priority":"fyi","category":"runway","kind":"changed","summary":"runway 33: controlling obstacle: TREES 77 ft tall, 1999 ft from threshold, 281 ft right of centerline -> TREES 95 ft tall, 2016 ft from threshold, 248 ft right of centerline; obstacle clearance slope: 23:1 -> 19:1; marking condition: fair -> good","source":"APT_RWY_END","fields":[{"field":"CNTRLN_OFFSET","old":"281","new":"248"},{"field":"DIST_FROM_THR","old":"1999","new":"2016"},{"field":"OBSTN_CLNC_SLOPE","old":"23","new":"19"},{"field":"OBSTN_HGT","old":"77","new":"95"},{"field":"RWY_MARKING_COND","old":"FAIR","new":"GOOD"}]},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"7fee9273cd39","priority":"ifr","category":"chart","kind":"changed","summary":"approach ILS OR LOC RWY 04 redrawn (still amdt 2D)","source":"D-TPP","chart":{"code":"IAP","name":"ILS OR LOC RWY 04","amdt":"2D","pdf":"https://aeronav.faa.gov/d-tpp/2609/05596IL4.PDF"}},{"cycle":"2025-09-04","from_cycle":"2025-08-07","id":"09ec6ddf5f71","priority":"fyi","category":"runway","kind":"changed","summary":"runway 33: controlling obstacle changed (now 77 ft tall, 1999 ft from threshold, 281 ft right of centerline, clearance slope 23:1)","source":"APT_RWY_END","fields":[{"field":"CNTRLN_DIR_CODE","old":"L","new":"R"},{"field":"CNTRLN_OFFSET","old":"367","new":"281"},{"field":"DIST_FROM_THR","old":"1892","new":"1999"},{"field":"OBSTN_CLNC_SLOPE","old":"18","new":"23"},{"field":"OBSTN_HGT","old":"91","new":"77"}]},{"cycle":"2025-02-20","from_cycle":"2025-01-23","id":"3fad317c0134","priority":"ifr","category":"procedure","kind":"changed","summary":"arrival/departure procedures new or updated: LINSE","source":"STAR/DP","procedures":{"updated":["LINSE"],"removed":[]}},{"cycle":"2024-10-03","from_cycle":"2024-09-05","id":"7c0f0a8c4fd3","priority":"fyi","category":"runway","kind":"changed","summary":"runway 15: controlling obstacle changed (now , clearance slope 34:1); controlling obstacle: TREES -> none","source":"APT_RWY_END","fields":[{"field":"CNTRLN_DIR_CODE","old":"L","new":""},{"field":"CNTRLN_OFFSET","old":"475","new":""},{"field":"DIST_FROM_THR","old":"3000","new":""},{"field":"OBSTN_CLNC_SLOPE","old":"24","new":"34"},{"field":"OBSTN_HGT","old":"113","new":""},{"field":"OBSTN_TYPE","old":"TREES","new":""}]},{"cycle":"2024-10-03","from_cycle":"2024-09-05","id":"73c95ad25673","priority":"fyi","category":"runway","kind":"changed","summary":"runway 33: controlling obstacle changed (now 91 ft tall, 1892 ft from threshold, 367 ft left of centerline, clearance slope 18:1)","source":"APT_RWY_END","fields":[{"field":"CNTRLN_OFFSET","old":"336","new":"367"},{"field":"DIST_FROM_THR","old":"1911","new":"1892"}]},{"cycle":"2024-09-05","from_cycle":"2024-08-08","id":"5312e891ceea","priority":"ifr","category":"procedure","kind":"changed","summary":"arrival/departure procedures new or updated: CONLE, FOXHL, LINSE, TERPZ","source":"STAR/DP","procedures":{"updated":["CONLE","FOXHL","LINSE","TERPZ"],"removed":[]}}],"first_cycle":"2024-09-05","last_cycle":"2026-10-01"}