{"schema_version":1,"airport":"6I4","entries":[{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"696641a0fada","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: ACTVT LIRL RWY 18/36 SS-SR - CTAF.","source":"APT_RMK","original":"ACTVT LIRL RWY 18/36 SS-SR - CTAF.","fields":[{"field":"REMARK","old":"ACTVT LIRL RWY 18/36 - CTAF","new":"ACTVT LIRL RWY 18/36 SS-SR - CTAF."}]},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"52d0093a2f6a","priority":"fyi","category":"frequency","kind":"changed","summary":"remark: ACTVT LIRL RWY 18/36 - CTAF -> ACTVT LIRL RWY 18/36 SS-SR - CTAF.","source":"FRQ","fields":[{"field":"REMARK","old":"ACTVT LIRL RWY 18/36 - CTAF","new":"ACTVT LIRL RWY 18/36 SS-SR - CTAF."}]},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"dac31319a23b","priority":"fyi","category":"runway","kind":"changed","summary":"runway 36: controlling obstacle changed (now 66 ft tall, 610 ft from threshold, 90 ft left of centerline, clearance slope 6:1)","source":"APT_RWY_END","fields":[{"field":"CNTRLN_OFFSET","old":"110","new":"90"},{"field":"OBSTN_HGT","old":"65","new":"66"}]},{"cycle":"2025-09-04","from_cycle":"2025-08-07","id":"2e3a75df7704","priority":"action","category":"remark","kind":"changed","summary":"remark updated: ACTVT LIRL RWY 18/36 - CTAF","source":"APT_RMK","original":"ACTVT LIRL RWY 18/36 - CTAF","fields":[{"field":"REMARK","old":"ACTVT LIRL RY 18/36 - 122.8","new":"ACTVT LIRL RWY 18/36 - CTAF"}]},{"cycle":"2025-09-04","from_cycle":"2025-08-07","id":"36b45c2f4d35","priority":"action","category":"frequency","kind":"changed","summary":"remark: none -> ACTVT LIRL RWY 18/36 - CTAF","source":"FRQ","fields":[{"field":"REMARK","old":"","new":"ACTVT LIRL RWY 18/36 - CTAF"}]},{"cycle":"2025-04-17","from_cycle":"2025-03-20","id":"b780c8ccbc12","priority":"action","category":"frequency","kind":"added","summary":"frequency 122.7 (CTAF) added","source":"FRQ"},{"cycle":"2025-04-17","from_cycle":"2025-03-20","id":"ad94218ead0d","priority":"action","category":"frequency","kind":"added","summary":"frequency 122.7 (UNICOM) added","source":"FRQ"},{"cycle":"2025-04-17","from_cycle":"2025-03-20","id":"d6f6cf822f15","priority":"action","category":"frequency","kind":"removed","summary":"frequency 122.8 (CTAF) removed","source":"FRQ"},{"cycle":"2025-04-17","from_cycle":"2025-03-20","id":"cc89d02a3c66","priority":"action","category":"frequency","kind":"removed","summary":"frequency 122.8 (UNICOM) removed","source":"FRQ"}],"first_cycle":"2025-04-17","last_cycle":"2026-09-03"}