{"schema_version":1,"airport":"GCY","entries":[{"cycle":"2026-04-16","from_cycle":"2026-03-19","id":"bc308c3ce3be","priority":"fyi","category":"airport","kind":"changed","summary":"airport phone number changed to 423-677-5757","source":"APT_CON","fields":[{"field":"PHONE_NO","old":"423-823-9310","new":"423-677-5757"}]},{"cycle":"2026-04-16","from_cycle":"2026-03-19","id":"2207cba92b5e","priority":"fyi","category":"airport","kind":"changed","summary":"airport phone number changed to 423-823-9310; airport contact address: 200 N COLLEGE ST -> 246 AIRPORT ROAD","source":"APT_CON","fields":[{"field":"ADDRESS1","old":"200 N COLLEGE ST","new":"246 AIRPORT ROAD"},{"field":"PHONE_NO","old":"423-639-7105","new":"423-823-9310"}]},{"cycle":"2026-03-19","from_cycle":"2026-02-19","id":"717607a67609","priority":"action","category":"airport","kind":"changed","summary":"airport attendance hours changed: 0800-1730 -> 0800 - 1730; attended months: NOV-MAR -> OCT 1 - APR 30; attendance schedule number: 5 -> 1","source":"APT_ATT","fields":[{"field":"HOUR","old":"0800-1730","new":"0800 - 1730"},{"field":"MONTH","old":"NOV-MAR","new":"OCT 1 - APR 30"},{"field":"SKED_SEQ_NO","old":"5","new":"1"}]},{"cycle":"2026-03-19","from_cycle":"2026-02-19","id":"41b5b81a35cd","priority":"action","category":"airport","kind":"changed","summary":"airport attendance hours changed: 0800-1830 -> 0800 - 1830; attended months: APR-OCT -> MAY 1 - SEP 30; attendance schedule number: 4 -> 2","source":"APT_ATT","fields":[{"field":"HOUR","old":"0800-1830","new":"0800 - 1830"},{"field":"MONTH","old":"APR-OCT","new":"MAY 1 - SEP 30"},{"field":"SKED_SEQ_NO","old":"4","new":"2"}]},{"cycle":"2026-03-19","from_cycle":"2026-02-19","id":"3f460604fad2","priority":"fyi","category":"airport","kind":"changed","summary":"name changed: Greeneville Muni Airport Authority -> Greeneville Municipal Airport Autho","source":"APT_CON","fields":[{"field":"NAME","old":"GREENEVILLE MUNI AIRPORT AUTHORITY","new":"GREENEVILLE MUNICIPAL AIRPORT AUTHO"}]},{"cycle":"2026-03-19","from_cycle":"2026-02-19","id":"314bae17e0d6","priority":"fyi","category":"remark","kind":"removed","summary":"remark removed: UNATNDD CHRISTMAS, NEW YEAR'S DAY & THANKSGIVING DAY; AFT HR - 423-677-5757.","source":"APT_RMK","original":"UNATNDD CHRISTMAS, NEW YEAR'S DAY & THANKSGIVING DAY; AFT HR - 423-677-5757."},{"cycle":"2026-02-19","from_cycle":"2026-01-22","id":"ae39388cb51b","priority":"action","category":"runway","kind":"changed","summary":"runway 05/23: length: 6300 -> 6301 ft","source":"APT_RWY","fields":[{"field":"RWY_LEN","old":"6300","new":"6301"}]},{"cycle":"2026-02-19","from_cycle":"2026-01-22","id":"9d268309fe81","priority":"action","category":"runway","kind":"changed","summary":"runway 23: displaced threshold elevation: none -> 1602.5 ft MSL; displaced threshold: none -> 552 ft; runway end elevation: 1602.4 -> 1602.5 ft MSL; touchdown zone elevation: 1606 -> 1607.7 ft MSL; threshold crossing height: 42 -> 46 ft AGL","source":"APT_RWY_END","fields":[{"field":"DISPLACED_THR_ELEV","old":"","new":"1602.5"},{"field":"DISPLACED_THR_LEN","old":"","new":"552"},{"field":"RWY_END_ELEV","old":"1602.4","new":"1602.5"},{"field":"TDZ_ELEV","old":"1606","new":"1607.7"},{"field":"THR_CROSSING_HGT","old":"42","new":"46"}]},{"cycle":"2026-02-19","from_cycle":"2026-01-22","id":"20950f976b1d","priority":"fyi","category":"runway","kind":"changed","summary":"runway 05: runway end elevation: 1599 -> 1599.1 ft MSL; touchdown zone elevation: 1607.5 -> 1607.8 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"1599","new":"1599.1"},{"field":"TDZ_ELEV","old":"1607.5","new":"1607.8"}]},{"cycle":"2025-11-27","from_cycle":"2025-10-30","id":"019afb3ee03f","priority":"fyi","category":"runway","kind":"changed","summary":"runway 23: controlling obstacle changed (now 105 ft tall, 1642 ft from threshold, 402 ft left of centerline, clearance slope 13:1)","source":"APT_RWY_END","fields":[{"field":"CNTRLN_OFFSET","old":"290","new":"402"},{"field":"DIST_FROM_THR","old":"3731","new":"1642"},{"field":"OBSTN_CLNC_SLOPE","old":"18","new":"13"},{"field":"OBSTN_HGT","old":"189","new":"105"}]},{"cycle":"2025-02-20","from_cycle":"2025-01-23","id":"cd54273d15ca","priority":"action","category":"airport","kind":"changed","summary":"airport attendance hours changed: 0730-1730 -> 0800-1730; attended days: MON-FRI -> none; attended months: ALL -> NOV-MAR; attendance schedule number: 1 -> 5","source":"APT_ATT","fields":[{"field":"DAY","old":"MON-FRI","new":""},{"field":"HOUR","old":"0730-1730","new":"0800-1730"},{"field":"MONTH","old":"ALL","new":"NOV-MAR"},{"field":"SKED_SEQ_NO","old":"1","new":"5"}]},{"cycle":"2025-02-20","from_cycle":"2025-01-23","id":"66f40a8f8729","priority":"action","category":"airport","kind":"changed","summary":"airport attendance hours changed: 1000-1730 -> 0800-1830; attended days: SUN -> none; attended months: ALL -> APR-OCT; attendance schedule number: 2 -> 4","source":"APT_ATT","fields":[{"field":"DAY","old":"SUN","new":""},{"field":"HOUR","old":"1000-1730","new":"0800-1830"},{"field":"MONTH","old":"ALL","new":"APR-OCT"},{"field":"SKED_SEQ_NO","old":"2","new":"4"}]},{"cycle":"2025-02-20","from_cycle":"2025-01-23","id":"9f43964a11e4","priority":"action","category":"airport","kind":"removed","summary":"airport attendance schedule: dropped SAT 0800-1730","source":"APT_ATT"},{"cycle":"2025-02-20","from_cycle":"2025-01-23","id":"83c845e90927","priority":"fyi","category":"remark","kind":"added","summary":"new remark: UNATNDD CHRISTMAS, NEW YEAR'S DAY & THANKSGIVING DAY; AFT HR - 423-677-5757.","source":"APT_RMK","original":"UNATNDD CHRISTMAS, NEW YEAR'S DAY & THANKSGIVING DAY; AFT HR - 423-677-5757."},{"cycle":"2025-02-20","from_cycle":"2025-01-23","id":"f003b5c72752","priority":"fyi","category":"remark","kind":"removed","summary":"remark removed: UNATNDD CHRISTMAS & JULY 4TH; AFT HR - 423-329-2580.","source":"APT_RMK","original":"UNATNDD CHRISTMAS & JULY 4TH; AFT HR - 423-329-2580."}],"first_cycle":"2025-02-20","last_cycle":"2026-04-16"}