{"schema_version":1,"airport":"MKL","entries":[{"cycle":"2026-05-14","from_cycle":"2026-04-16","id":"835585f04bbd","priority":"action","category":"remark","kind":"changed","summary":"remark updated: MILITARY: ARNG: BASE OPS 1200-2130Z++ MON-FRI. CLSD EVERY OTHER MONDAY, FAC CLSD SAT, SUN & HOL. PPR C629-332-9658. ARNG OPS 49.95.","source":"APT_RMK","original":"MILITARY: ARNG: BASE OPS 1200-2130Z++ MON-FRI. CLSD EVERY OTHER MONDAY, FAC CLSD SAT, SUN & HOL. PPR C629-332-9658. ARNG OPS 49.95.","fields":[{"field":"REMARK","old":"BASE OPS 0630-1600 MON-FRI; PPR C731-425-5600.","new":"MILITARY: ARNG: BASE OPS 1200-2130Z++ MON-FRI. CLSD EVERY OTHER MONDAY, FAC CLSD SAT, SUN & HOL. PPR C629-332-9658. ARNG OPS 49.95."}]},{"cycle":"2026-04-16","from_cycle":"2026-03-19","id":"cabffcdc3c86","priority":"action","category":"runway","kind":"changed","summary":"runway 02/20: length: 6005 -> 6007 ft; width: 150 -> 100 ft","source":"APT_RWY","fields":[{"field":"RWY_LEN","old":"6005","new":"6007"},{"field":"RWY_WIDTH","old":"150","new":"100"}]},{"cycle":"2026-04-16","from_cycle":"2026-03-19","id":"83efaa165c18","priority":"action","category":"navaid","kind":"changed","summary":"runway 02: ILS runway length: 6005 -> 6007 ft; ILS runway width: 150 -> 100 ft","source":"ILS_BASE","fields":[{"field":"RWY_LEN","old":"6005","new":"6007"},{"field":"RWY_WIDTH","old":"150","new":"100"}]},{"cycle":"2026-04-16","from_cycle":"2026-03-19","id":"0690bd6387e6","priority":"fyi","category":"navaid","kind":"changed","summary":"MKL navaid: remark: VOR UNUSBL 000-041 BYD 40 NM; 042-052 BYD 38 NM BLW 5100 FT; 043-104 BYD 40 NM; 070-104 BYD 25 NM BLW 5000 FT; 105-125 BYD 40 NM; 126-205 BYD 25 NM BLW 5000 FT; 126-297 BYD 40 NM; 232-266 BYD 25 NM BLW 2200 FT; 280-290 BYD 22 NM BLW 5100 FT; 308-359 BYD 40 NM. -> VOR UNUSBL 000-018 BYD 47 NM; 019-041 BYD  40 NM; 042-052 BYD 38 NM BLW 5100 FT; 043-104 BYD 40 NM; 070-104 BYD 25 NM BLW 5000 FT; 105-125 BYD 40 NM; 126-205 BYD 25 NM BLW 5000 FT; 126-297 BYD 40 NM; 232-266 BYD 25 NM BLW 2200 FT; 280-290 BYD 22 NM BLW 5100 FT; 349-359 BYD 40 NM.","source":"NAV_RMK","fields":[{"field":"REMARK","old":"VOR UNUSBL 000-041 BYD 40 NM; 042-052 BYD 38 NM BLW 5100 FT; 043-104 BYD 40 NM; 070-104 BYD 25 NM BLW 5000 FT; 105-125 BYD 40 NM; 126-205 BYD 25 NM BLW 5000 FT; 126-297 BYD 40 NM; 232-266 BYD 25 NM BLW 2200 FT; 280-290 BYD 22 NM BLW 5100 FT; 308-359 BYD 40 NM.","new":"VOR UNUSBL 000-018 BYD 47 NM; 019-041 BYD  40 NM; 042-052 BYD 38 NM BLW 5100 FT; 043-104 BYD 40 NM; 070-104 BYD 25 NM BLW 5000 FT; 105-125 BYD 40 NM; 126-205 BYD 25 NM BLW 5000 FT; 126-297 BYD 40 NM; 232-266 BYD 25 NM BLW 2200 FT; 280-290 BYD 22 NM BLW 5100 FT; 349-359 BYD 40 NM."}]},{"cycle":"2026-04-16","from_cycle":"2026-03-19","id":"025134cd351a","priority":"fyi","category":"runway","kind":"changed","summary":"runway 02: runway end elevation: 433.3 -> 434.5 ft MSL; touchdown zone elevation: 433.3 -> 434.8 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"433.3","new":"434.5"},{"field":"TDZ_ELEV","old":"433.3","new":"434.8"}]},{"cycle":"2026-04-16","from_cycle":"2026-03-19","id":"d50995e9f85e","priority":"fyi","category":"runway","kind":"changed","summary":"runway 11: runway end elevation: 407.6 -> 407.5 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"407.6","new":"407.5"}]},{"cycle":"2026-04-16","from_cycle":"2026-03-19","id":"5d0cb92dff3e","priority":"fyi","category":"runway","kind":"changed","summary":"runway 20: runway end elevation: 411.2 -> 411.8 ft MSL; touchdown zone elevation: 418.1 -> 418.3 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"411.2","new":"411.8"},{"field":"TDZ_ELEV","old":"418.1","new":"418.3"}]},{"cycle":"2025-10-02","from_cycle":"2025-09-04","id":"3b845c8ebdea","priority":"fyi","category":"airport","kind":"changed","summary":"Part 139 ARFF certification: IV A -> I A","source":"APT_BASE","fields":[{"field":"FAR_139_TYPE_CODE","old":"IV A","new":"I A"}]},{"cycle":"2025-08-07","from_cycle":"2025-07-10","id":"64d27636a483","priority":"fyi","category":"remark","kind":"removed","summary":"remark removed: PAPI UNUSBL BYD 8 DEG LEFT AND RIGHT OF CNTRLN.","source":"APT_RMK","original":"PAPI UNUSBL BYD 8 DEG LEFT AND RIGHT OF CNTRLN."},{"cycle":"2025-06-12","from_cycle":"2025-05-15","id":"f1f5fc889417","priority":"action","category":"remark","kind":"changed","summary":"remark updated: WHEN ATCT CLSD ACTVT MALSR RWY 02; HIRL RWY 02/20, MIRL RWY 11/29 - CTAF. PAPI RWY 02 & 20 OPR CONSLY.","source":"APT_RMK","original":"WHEN ATCT CLSD ACTVT MALSR RWY 02; HIRL RWY 02/20, MIRL RWY 11/29 - CTAF. PAPI RWY 02 & 20 OPR CONSLY.","fields":[{"field":"REMARK","old":"WHEN ATCT CLSD ACTVT MALSR RWY 02; HIRL RWY 02/20, MIRL RWY 11/29 - CTAF.","new":"WHEN ATCT CLSD ACTVT MALSR RWY 02; HIRL RWY 02/20, MIRL RWY 11/29 - CTAF. PAPI RWY 02 & 20 OPR CONSLY."}]},{"cycle":"2025-06-12","from_cycle":"2025-05-15","id":"2c6cb31dbdb9","priority":"action","category":"frequency","kind":"changed","summary":"remark: WHEN ATCT CLSD ACTVT MALSR RWY 02; HIRL RWY 02/20, MIRL RWY 11/29 - CTAF. -> WHEN ATCT CLSD ACTVT MALSR RWY 02; HIRL RWY 02/20, MIRL RWY 11/29 - CTAF. PAPI RWY 02 & 20 OPR CONSLY.","source":"FRQ","fields":[{"field":"REMARK","old":"WHEN ATCT CLSD ACTVT MALSR RWY 02; HIRL RWY 02/20, MIRL RWY 11/29 - CTAF.","new":"WHEN ATCT CLSD ACTVT MALSR RWY 02; HIRL RWY 02/20, MIRL RWY 11/29 - CTAF. PAPI RWY 02 & 20 OPR CONSLY."}]},{"cycle":"2025-06-12","from_cycle":"2025-05-15","id":"0cf9a4c03997","priority":"fyi","category":"runway","kind":"changed","summary":"runway 02: threshold crossing height: 29 -> 57 ft AGL","source":"APT_RWY_END","fields":[{"field":"THR_CROSSING_HGT","old":"29","new":"57"}]},{"cycle":"2025-06-12","from_cycle":"2025-05-15","id":"78c85b362707","priority":"fyi","category":"runway","kind":"changed","summary":"runway 20: threshold crossing height: 47 -> 46 ft AGL","source":"APT_RWY_END","fields":[{"field":"THR_CROSSING_HGT","old":"47","new":"46"}]},{"cycle":"2024-12-26","from_cycle":"2024-11-28","id":"c6dd4591d479","priority":"fyi","category":"navaid","kind":"changed","summary":"MKL navaid: remark: VOR UNUSBL 042-052 BYD 38 NM BLW 5100 FT; 070-104 BYD 25 NM BLW 5000 FT; 105-125; 126-205 BYD 25 NM BLW 5000 FT; 232-266 BYD 25 NM BLW 2200 FT; 280-290 BYD 22 NM BLW 5100 FT. -> VOR UNUSBL 000-041 BYD 40 NM; 042-052 BYD 38 NM BLW 5100 FT; 043-104 BYD 40 NM; 070-104 BYD 25 NM BLW 5000 FT; 105-125 BYD 40 NM; 126-205 BYD 25 NM BLW 5000 FT; 126-297 BYD 40 NM; 232-266 BYD 25 NM BLW 2200 FT; 280-290 BYD 22 NM BLW 5100 FT; 308-359 BYD 40 NM.","source":"NAV_RMK","fields":[{"field":"REMARK","old":"VOR UNUSBL 042-052 BYD 38 NM BLW 5100 FT; 070-104 BYD 25 NM BLW 5000 FT; 105-125; 126-205 BYD 25 NM BLW 5000 FT; 232-266 BYD 25 NM BLW 2200 FT; 280-290 BYD 22 NM BLW 5100 FT.","new":"VOR UNUSBL 000-041 BYD 40 NM; 042-052 BYD 38 NM BLW 5100 FT; 043-104 BYD 40 NM; 070-104 BYD 25 NM BLW 5000 FT; 105-125 BYD 40 NM; 126-205 BYD 25 NM BLW 5000 FT; 126-297 BYD 40 NM; 232-266 BYD 25 NM BLW 2200 FT; 280-290 BYD 22 NM BLW 5100 FT; 308-359 BYD 40 NM."}]},{"cycle":"2024-12-26","from_cycle":"2024-11-28","id":"32e8d5f5b18b","priority":"fyi","category":"airport","kind":"changed","summary":"name changed: Mc Kellar-Sipes Rgnl -> Jackson Rgnl","source":"APT_BASE","fields":[{"field":"ARPT_NAME","old":"MC KELLAR-SIPES RGNL","new":"JACKSON RGNL"}]},{"cycle":"2024-11-28","from_cycle":"2024-10-31","id":"36fac18a6507","priority":"fyi","category":"runway","kind":"changed","summary":"runway 02/20: pavement now in excellent condition","source":"APT_RWY","fields":[{"field":"COND","old":"FAIR","new":"EXCELLENT"}]}],"first_cycle":"2024-11-28","last_cycle":"2026-05-14"}