{"schema_version":1,"airport":"ASL","entries":[{"cycle":"2026-02-19","from_cycle":"2026-01-22","id":"c16e0385be35","priority":"action","category":"runway","kind":"changed","summary":"runway 02/20: length: 3299 -> 3304 ft","source":"APT_RWY","fields":[{"field":"RWY_LEN","old":"3299","new":"3304"}]},{"cycle":"2026-02-19","from_cycle":"2026-01-22","id":"c46fbc748fd7","priority":"fyi","category":"remark","kind":"removed","summary":"remark removed: This airport has been surveyed by the National Geodetic Survey.","source":"APT_RMK","original":"THIS AIRPORT HAS BEEN SURVEYED BY THE NATIONAL GEODETIC SURVEY."},{"cycle":"2026-02-19","from_cycle":"2026-01-22","id":"c6a7ddd085bf","priority":"fyi","category":"runway","kind":"changed","summary":"runway 15: runway end elevation: 355.9 -> 356 ft MSL; touchdown zone elevation: 357 -> 357.1 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"355.9","new":"356"},{"field":"TDZ_ELEV","old":"357","new":"357.1"}]},{"cycle":"2026-02-19","from_cycle":"2026-01-22","id":"455a8eb701cd","priority":"fyi","category":"runway","kind":"changed","summary":"runway 20: runway end elevation: 341.1 -> 341 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"341.1","new":"341"}]},{"cycle":"2026-02-19","from_cycle":"2026-01-22","id":"8ad48a621b56","priority":"fyi","category":"runway","kind":"changed","summary":"runway 33: runway end elevation: 319.5 -> 319.7 ft MSL; touchdown zone elevation: 348.9 -> 349 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"319.5","new":"319.7"},{"field":"TDZ_ELEV","old":"348.9","new":"349"}]},{"cycle":"2025-10-30","from_cycle":"2025-10-02","id":"65a791ea92ad","priority":"fyi","category":"airport","kind":"changed","summary":"airport contact address line 2: none -> 200 WEST HOUSTON","source":"APT_CON","fields":[{"field":"ADDRESS2","old":"","new":"200 WEST HOUSTON"}]},{"cycle":"2025-07-10","from_cycle":"2025-06-12","id":"f4f6f0c74962","priority":"fyi","category":"remark","kind":"removed","summary":"remark removed: FOR EMERG SVC AFT HRS CALL 903-938-1394.","source":"APT_RMK","original":"FOR EMERG SVC AFT HRS CALL 903-938-1394."},{"cycle":"2025-07-10","from_cycle":"2025-06-12","id":"9b1706b8b4af","priority":"fyi","category":"runway","kind":"changed","summary":"runway 02/20: pavement now in good condition","source":"APT_RWY","fields":[{"field":"COND","old":"FAIR","new":"GOOD"}]},{"cycle":"2025-07-10","from_cycle":"2025-06-12","id":"ae42e3273541","priority":"fyi","category":"runway","kind":"changed","summary":"runway 02: controlling obstacle changed (now 81 ft tall, 1436 ft from threshold, 245 ft off centerline, clearance slope 15:1)","source":"APT_RWY_END","fields":[{"field":"CNTRLN_DIR_CODE","old":"B","new":"L/R"},{"field":"CNTRLN_OFFSET","old":"0","new":"245"}]},{"cycle":"2025-07-10","from_cycle":"2025-06-12","id":"a100491c3b9c","priority":"fyi","category":"runway","kind":"changed","summary":"runway 15: controlling obstacle changed (now 7 ft tall, 228 ft from threshold, 250 ft left of centerline, clearance slope 4:1); controlling obstacle: TREES -> FENCE","source":"APT_RWY_END","fields":[{"field":"DIST_FROM_THR","old":"1800","new":"228"},{"field":"OBSTN_CLNC_SLOPE","old":"16","new":"4"},{"field":"OBSTN_HGT","old":"96","new":"7"},{"field":"OBSTN_TYPE","old":"TREES","new":"FENCE"}]},{"cycle":"2025-07-10","from_cycle":"2025-06-12","id":"da62e34a857e","priority":"fyi","category":"runway","kind":"changed","summary":"runway 20: controlling obstacle changed (now 46 ft tall, 397 ft from threshold, 155 ft off centerline, clearance slope 4:1)","source":"APT_RWY_END","fields":[{"field":"CNTRLN_DIR_CODE","old":"B","new":"L/R"},{"field":"CNTRLN_OFFSET","old":"0","new":"155"}]},{"cycle":"2025-07-10","from_cycle":"2025-06-12","id":"7574351fd788","priority":"fyi","category":"runway","kind":"changed","summary":"runway 33: controlling obstacle changed (now 45 ft tall, 900 ft from threshold, 315 ft left of centerline, clearance slope 15:1)","source":"APT_RWY_END","fields":[{"field":"CNTRLN_OFFSET","old":"280","new":"315"},{"field":"DIST_FROM_THR","old":"870","new":"900"},{"field":"OBSTN_CLNC_SLOPE","old":"21","new":"15"},{"field":"OBSTN_HGT","old":"31","new":"45"}]}],"first_cycle":"2025-07-10","last_cycle":"2026-02-19"}