{"schema_version":1,"airport":"IWD","entries":[{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"b80038005b8f","priority":"action","category":"remark","kind":"removed","summary":"remark removed: COMMUNICATIONS PRVDD BY GREEN BAY RADIO ON FREQ 122.3 (IRONWOOD RCO).","source":"ATC_RMK","original":"COMMUNICATIONS PRVDD BY GREEN BAY RADIO ON FREQ 122.3 (IRONWOOD RCO)."},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"04a791c9e912","priority":"ifr","category":"chart","kind":"changed","summary":"approach RNAV (GPS) RWY 27 amended (amdt 0B)","source":"D-TPP","chart":{"code":"IAP","name":"RNAV (GPS) RWY 27","amdt":"0B","pdf":"https://aeronav.faa.gov/d-tpp/2609/05213R27.PDF"}},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"bb907de888fe","priority":"fyi","category":"frequency","kind":"removed","summary":"flight service (FSS) 122.3 via the Ironwood outlet no longer available","source":"FRQ"},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"8021f2031dc7","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: APCH/DEP/CD SVC PRVDD BY MINNEAPOLIS ARTCC ON FREQ 133.55 (IRONWOOD RCAG).","source":"ATC_RMK","original":"APCH/DEP/CD SVC PRVDD BY MINNEAPOLIS ARTCC ON FREQ 133.55 (IRONWOOD RCAG).","fields":[{"field":"REMARK","old":"APCH/DEP SVC PRVDD BY MINNEAPOLIS ARTCC ON FREQ 133.55 (IRONWOOD RCAG).","new":"APCH/DEP/CD SVC PRVDD BY MINNEAPOLIS ARTCC ON FREQ 133.55 (IRONWOOD RCAG)."}]},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"a4cf981472ab","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: FOR CD CTC MINNEAPOLIS ARTCC ON FREQ. IF UNA CTC MINNEAPOLIS ARTCC AT 651-463-5588.","source":"APT_RMK","original":"FOR CD CTC MINNEAPOLIS ARTCC ON FREQ. IF UNA CTC MINNEAPOLIS ARTCC AT 651-463-5588.","fields":[{"field":"REMARK","old":"FOR CD IF UNA TO CTC ON FSS FREQ, CTC MINNEAPOLIS ARTCC AT 651-463-5588.","new":"FOR CD CTC MINNEAPOLIS ARTCC ON FREQ. IF UNA CTC MINNEAPOLIS ARTCC AT 651-463-5588."}]},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"1f4cccc0f946","priority":"fyi","category":"frequency","kind":"changed","summary":"remark: APCH/DEP SVC PRVDD BY MINNEAPOLIS ARTCC ON FREQ 133.55 (IRONWOOD RCAG). -> APCH/DEP/CD SVC PRVDD BY MINNEAPOLIS ARTCC ON FREQ 133.55 (IRONWOOD RCAG).","source":"FRQ","fields":[{"field":"REMARK","old":"APCH/DEP SVC PRVDD BY MINNEAPOLIS ARTCC ON FREQ 133.55 (IRONWOOD RCAG).","new":"APCH/DEP/CD SVC PRVDD BY MINNEAPOLIS ARTCC ON FREQ 133.55 (IRONWOOD RCAG)."}]},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"28108d6ef740","priority":"action","category":"airport","kind":"changed","summary":"airport attendance hours changed: 0500-2100 -> 0500-1930","source":"APT_ATT","fields":[{"field":"HOUR","old":"0500-2100","new":"0500-1930"}]},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"602b7dd3dae9","priority":"fyi","category":"airport","kind":"changed","summary":"direction from the city's business district: NE -> NNE; distance from the city's business district: 7 -> 5","source":"APT_BASE","fields":[{"field":"DIRECTION_CODE","old":"NE","new":"NNE"},{"field":"DIST_CITY_TO_AIRPORT","old":"7","new":"5"}]},{"cycle":"2025-06-12","from_cycle":"2025-05-15","id":"31af73136d92","priority":"action","category":"navaid","kind":"changed","summary":"IWD (Ironwood) navaid: status: OPERATIONAL IFR -> OPERATIONAL RESTRICTED","source":"NAV_BASE","fields":[{"field":"NAV_STATUS","old":"OPERATIONAL IFR","new":"OPERATIONAL RESTRICTED"}]},{"cycle":"2025-06-12","from_cycle":"2025-05-15","id":"15923669d6fb","priority":"ifr","category":"navaid","kind":"added","summary":"new navaid remark: VOR UNUSBL 130-204 BYD 40 NM; 205-215 BYD 40 NM BLW 8000 FT; 205-215 BYD 46 NM; 216-230 BYD 40 NM.","source":"NAV_RMK","original":"VOR UNUSBL 130-204 BYD 40 NM; 205-215 BYD 40 NM BLW 8000 FT; 205-215 BYD 46 NM; 216-230 BYD 40 NM."},{"cycle":"2025-06-12","from_cycle":"2025-05-15","id":"5f174f201b18","priority":"fyi","category":"navaid","kind":"changed","summary":"IWD navaid: remark: DME UNUSBL 290-009 BYD 35 NM BLO 3700 FT; 010-020; 021-103 BYD 35 NM BLW 3700 FT; 104-134 BYD 25 NM BLO 5000 FT; 135-195 BYD 25 NM BLW 8000FT; 196-244 BYD 25 NM BLO 5000 FT. -> DME UNUSBL 010-020; 021-103 BYD 35 NM BLW 3700 FT; 104-134 BYD 25 NM BLW 5000 FT; 135-195 BYD 25 NM BLW 8000 FT; 196-244 BYD 25 NM BLW 5000 FT; 290-009 BYD 35 NM BLW 3700 FT.","source":"NAV_RMK","fields":[{"field":"REMARK","old":"DME UNUSBL 290-009 BYD 35 NM BLO 3700 FT; 010-020; 021-103 BYD 35 NM BLW 3700 FT; 104-134 BYD 25 NM BLO 5000 FT; 135-195 BYD 25 NM BLW 8000FT; 196-244 BYD 25 NM BLO 5000 FT.","new":"DME UNUSBL 010-020; 021-103 BYD 35 NM BLW 3700 FT; 104-134 BYD 25 NM BLW 5000 FT; 135-195 BYD 25 NM BLW 8000 FT; 196-244 BYD 25 NM BLW 5000 FT; 290-009 BYD 35 NM BLW 3700 FT."}]},{"cycle":"2025-05-15","from_cycle":"2025-04-17","id":"f8a01cf4f67e","priority":"fyi","category":"airport","kind":"changed","summary":"cold temperature airport (altitude correction at or below): -27C -> -26C","source":"APT_BASE","fields":[{"field":"CTA","old":"-27C","new":"-26C"}]},{"cycle":"2025-05-15","from_cycle":"2025-04-17","id":"a129a66a3179","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: Cold temperature airport; altitude correction required at or below -26C.","source":"APT_RMK","original":"COLD TEMPERATURE AIRPORT. ALTITUDE CORRECTION REQUIRED AT OR BELOW -26C.","fields":[{"field":"REMARK","old":"COLD TEMPERATURE AIRPORT. ALTITUDE CORRECTION RQRD AT OR BELOW -27C.","new":"COLD TEMPERATURE AIRPORT. ALTITUDE CORRECTION REQUIRED AT OR BELOW -26C."}]},{"cycle":"2024-12-26","from_cycle":"2024-11-28","id":"46957ea3d6c6","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: PCR VALUE: 110/F/B/X/T","source":"APT_RMK","original":"PCR VALUE: 110/F/B/X/T","fields":[{"field":"REMARK","old":"PCR/110/F/B/X/T.","new":"PCR VALUE: 110/F/B/X/T"}]},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"0b11b6a42671","priority":"fyi","category":"remark","kind":"added","summary":"new remark: PCR/110/F/B/X/T.","source":"APT_RMK","original":"PCR/110/F/B/X/T."}],"first_cycle":"2024-10-31","last_cycle":"2026-09-03"}