{"schema_version":1,"airport":"ARG","entries":[{"cycle":"2026-10-01","from_cycle":"2026-09-03","engine":"1.3.8","id":"6e99d0a87537","priority":"fyi","category":"frequency","kind":"added","summary":"new flight service (FSS) 122.5 via the Walnut Ridge outlet","source":"FRQ","fields":[{"field":"FACILITY","old":"","new":"ARG"},{"field":"FAC_NAME","old":"","new":"WALNUT RIDGE"},{"field":"FACILITY_TYPE","old":"","new":"RCO"},{"field":"ARTCC_OR_FSS_ID","old":"","new":"JBR"},{"field":"SERVICED_FACILITY","old":"","new":"ARG"},{"field":"SERVICED_FAC_NAME","old":"","new":"WALNUT RIDGE"},{"field":"SERVICED_SITE_TYPE","old":"","new":"RCO"},{"field":"SERVICED_CITY","old":"","new":"WALNUT RIDGE"},{"field":"SERVICED_STATE","old":"","new":"AR"},{"field":"SERVICED_COUNTRY","old":"","new":"US"},{"field":"TOWER_OR_COMM_CALL","old":"","new":"WALNUT RIDGE"},{"field":"FREQ","old":"","new":"122.5"},{"field":"FREQ_USE","old":"","new":"WALNUT RIDGE RCO"}]},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"76e2315147a1","priority":"ifr","category":"chart","kind":"changed","summary":"approach LOC RWY 18 redrawn (still amdt 3D)","source":"D-TPP","chart":{"code":"IAP","name":"LOC RWY 18","amdt":"3D","pdf":"https://aeronav.faa.gov/d-tpp/2609/00441L18.PDF"}},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"8987ab4487ba","priority":"fyi","category":"navaid","kind":"changed","summary":"ARG (Walnut Ridge) navaid: simultaneous voice: yes -> no; voice call: JONESBORO RADIO -> NONE","source":"NAV_BASE","fields":[{"field":"SIMUL_VOICE_FLAG","old":"Y","new":"N"},{"field":"VOICE_CALL","old":"JONESBORO RADIO","new":"NONE"}]},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"9402ebf3ea02","priority":"fyi","category":"frequency","kind":"removed","summary":"flight service (FSS) 122.1R via the Walnut Ridge outlet no longer available","source":"FRQ"},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"d8a92456bcb4","priority":"fyi","category":"frequency","kind":"removed","summary":"flight service (FSS) 122.5 via the Walnut Ridge outlet no longer available","source":"FRQ"},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"0bbad0bf4add","priority":"ifr","category":"route","kind":"changed","summary":"preferred IFR routes: 2 removed","source":"PFR","details":["preferred IFR route ARG -> MEM removed"]},{"cycle":"2025-10-02","from_cycle":"2025-09-04","id":"92dafdbb9cac","priority":"fyi","category":"navaid","kind":"changed","summary":"ARG navaid: remark: VOR UNUSBL 010-021 BYD 40 NM BLO 3000 FT; 010-021 BYD 55 NM; 011-021 BYD 8 NM BLO 4000 FT; 022-052 BYD 40 NM; 053-078 BYD 40 NM BLO 2300 FT; 053-078 BYD 64 NM; 079-175 BYD 40 NM BLO 18000 FT; 195-216 BYD 40 NM BLO 18000 FT; 217-278 BYD 40 NM BLO 3000 FT; 217-278 BYD 61 NM BLO 18000 FT; 279-350 BYD 40 NM BLO 3400 FT; 279-350 BYD 59 NM. -> VOR UNUSBL 010-021 BYD 59 NM BLO 5300 FT; 011-021 BYD 8 NM BLO 4000 FT; 022-025 BYD 46 NM BLO 5300 FT; 026-047 BYD 40 NM; 048-052 BYD 43 NM BLO 12000 FT; 053-078 BYD 40 NM BLO 2300 FT; 053-078 BYD 64 NM; 079-175 BYD 40 NM BLO 18000 FT; 195-216 BYD 40 NM BLO 18000 FT; 217-278 BYD 40 NM BLO 3000 FT; 217-278 BYD 61 NM BLO 18000 FT; 279-350 BYD 40 NM BLO 3400 FT; 279-350 BYD 59 NM.","source":"NAV_RMK","fields":[{"field":"REMARK","old":"VOR UNUSBL 010-021 BYD 40 NM BLO 3000 FT; 010-021 BYD 55 NM; 011-021 BYD 8 NM BLO 4000 FT; 022-052 BYD 40 NM; 053-078 BYD 40 NM BLO 2300 FT; 053-078 BYD 64 NM; 079-175 BYD 40 NM BLO 18000 FT; 195-216 BYD 40 NM BLO 18000 FT; 217-278 BYD 40 NM BLO 3000 FT; 217-278 BYD 61 NM BLO 18000 FT; 279-350 BYD 40 NM BLO 3400 FT; 279-350 BYD 59 NM.","new":"VOR UNUSBL 010-021 BYD 59 NM BLO 5300 FT; 011-021 BYD 8 NM BLO 4000 FT; 022-025 BYD 46 NM BLO 5300 FT; 026-047 BYD 40 NM; 048-052 BYD 43 NM BLO 12000 FT; 053-078 BYD 40 NM BLO 2300 FT; 053-078 BYD 64 NM; 079-175 BYD 40 NM BLO 18000 FT; 195-216 BYD 40 NM BLO 18000 FT; 217-278 BYD 40 NM BLO 3000 FT; 217-278 BYD 61 NM BLO 18000 FT; 279-350 BYD 40 NM BLO 3400 FT; 279-350 BYD 59 NM."}]}],"first_cycle":"2025-10-02","last_cycle":"2026-10-01"}