{"schema_version":1,"airport":"MLS","entries":[{"cycle":"2026-04-16","from_cycle":"2026-03-19","id":"d425a470506c","priority":"fyi","category":"airport","kind":"changed","summary":"airport contact address: 596 REYNOLDS RD -> PO BOX 910; airport contact address line 2: none -> 77 FRANK WILEY FIELD; name changed: Jeff Langkau -> Brad Davis","source":"APT_CON","fields":[{"field":"ADDRESS1","old":"596 REYNOLDS RD","new":"PO BOX 910"},{"field":"ADDRESS2","old":"","new":"77 FRANK WILEY FIELD"},{"field":"NAME","old":"JEFF LANGKAU","new":"BRAD DAVIS"}]},{"cycle":"2025-12-25","from_cycle":"2025-11-27","id":"5ac88a4d2e50","priority":"fyi","category":"runway","kind":"changed","summary":"runway 04: controlling obstacle changed (now , clearance slope 34:1)","source":"APT_RWY_END","fields":[{"field":"OBSTN_CLNC_SLOPE","old":"50","new":"34"}]},{"cycle":"2025-07-10","from_cycle":"2025-06-12","id":"e0362bbcdc16","priority":"fyi","category":"runway","kind":"changed","summary":"runway 04/22: pavement now in good condition","source":"APT_RWY","fields":[{"field":"COND","old":"EXCELLENT","new":"GOOD"}]},{"cycle":"2025-07-10","from_cycle":"2025-06-12","id":"0137f9411bd3","priority":"fyi","category":"runway","kind":"changed","summary":"runway 04: runway end elevation: 2634.2 -> 2634.1 ft MSL; touchdown zone elevation: 2634.2 -> 2634.1 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"2634.2","new":"2634.1"},{"field":"TDZ_ELEV","old":"2634.2","new":"2634.1"}]},{"cycle":"2025-07-10","from_cycle":"2025-06-12","id":"750e2e99ef8a","priority":"fyi","category":"runway","kind":"changed","summary":"runway 13: runway end elevation: 2629.9 -> 2630 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"2629.9","new":"2630"}]},{"cycle":"2025-07-10","from_cycle":"2025-06-12","id":"e45fea3ab626","priority":"fyi","category":"runway","kind":"changed","summary":"runway 22: runway end elevation: 2625.3 -> 2625.2 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"2625.3","new":"2625.2"}]},{"cycle":"2025-04-17","from_cycle":"2025-03-20","id":"54817b1d8734","priority":"fyi","category":"airport","kind":"changed","summary":"airframe repair: none -> none; bottled oxygen: none -> none; bulk oxygen: none -> none; engine repair: none -> none","source":"APT_BASE","fields":[{"field":"AIRFRAME_REPAIR_SER_CODE","old":"NONE","new":""},{"field":"BOTTLED_OXY_TYPE","old":"NONE","new":""},{"field":"BULK_OXY_TYPE","old":"NONE","new":""},{"field":"PWR_PLANT_REPAIR_SER","old":"NONE","new":""}]},{"cycle":"2025-04-17","from_cycle":"2025-03-20","id":"a54c8a086eb9","priority":"fyi","category":"airport","kind":"changed","summary":"airport phone number changed to 406-874-8602","source":"APT_CON","fields":[{"field":"PHONE_NO","old":"(406) 874-8602","new":"406-874-8602"}]},{"cycle":"2025-04-17","from_cycle":"2025-03-20","id":"870a5150cbf1","priority":"fyi","category":"airport","kind":"changed","summary":"airport phone number changed to 406-951-0955","source":"APT_CON","fields":[{"field":"PHONE_NO","old":"(406) 951-0955","new":"406-951-0955"}]},{"cycle":"2025-04-17","from_cycle":"2025-03-20","id":"64aca3bac187","priority":"fyi","category":"remark","kind":"added","summary":"new remark: CTC AMGR.","source":"APT_RMK","original":"CTC AMGR."},{"cycle":"2025-04-17","from_cycle":"2025-03-20","id":"7caf04055ec2","priority":"fyi","category":"remark","kind":"removed","summary":"remark removed: CATERING AVBL WITH H24 NOTICE, CTC ARPT MGR.","source":"APT_RMK","original":"CATERING AVBL WITH H24 NOTICE, CTC ARPT MGR."},{"cycle":"2025-04-17","from_cycle":"2025-03-20","id":"a1389400a628","priority":"fyi","category":"remark","kind":"removed","summary":"remark removed: CREW CAR AVAILABLE.","source":"APT_RMK","original":"CREW CAR AVAILABLE."},{"cycle":"2025-04-17","from_cycle":"2025-03-20","id":"6009548c14d6","priority":"fyi","category":"remark","kind":"removed","summary":"remark removed: HVY TRNG ACT WI 15 MI OF ARPT","source":"APT_RMK","original":"HVY TRNG ACT WI 15 MI OF ARPT"},{"cycle":"2025-04-17","from_cycle":"2025-03-20","id":"35d720af9188","priority":"fyi","category":"remark","kind":"removed","summary":"remark removed: OVNGT AND WEEKLY HNGR STORAGE AVBL, CONTACT ARPT MGR.","source":"APT_RMK","original":"OVNGT AND WEEKLY HNGR STORAGE AVBL, CONTACT ARPT MGR."},{"cycle":"2025-04-17","from_cycle":"2025-03-20","id":"8278e930c4cd","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: AFT HR - 406-234-1296 OR 406-951-0955.","source":"APT_RMK","original":"AFT HR - 406-234-1296 OR 406-951-0955.","fields":[{"field":"REMARK","old":"FOR AFTER HOURS FUEL CONTACT 406-234-1296 OR 406-951-0955","new":"AFT HR - 406-234-1296 OR 406-951-0955."}]},{"cycle":"2025-04-17","from_cycle":"2025-03-20","id":"3bc11dc42aff","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: COND UNMNT - AMGR.","source":"APT_RMK","original":"COND UNMNT - AMGR.","fields":[{"field":"REMARK","old":"AIRPORT CONDITIONS UNMONITORED FROM 2359Z TO 1400Z","new":"COND UNMNT - AMGR."}]},{"cycle":"2025-04-17","from_cycle":"2025-03-20","id":"9c18b460950e","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: TRNG ACT WI 15 MI. BIRDS INVOF ARPT.","source":"APT_RMK","original":"TRNG ACT WI 15 MI. BIRDS INVOF ARPT.","fields":[{"field":"REMARK","old":"MIGRATORY BIRDS INVOF ARPT.","new":"TRNG ACT WI 15 MI. BIRDS INVOF ARPT."}]}],"first_cycle":"2025-04-17","last_cycle":"2026-04-16"}