{"schema_version":1,"airport":"GFK","entries":[{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"3b7ca6ff82f3","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: APCH/DEP/CD SVC PRVDD BY MINNEAPOLIS ARTCC (ZMP) ON FREQ 132.15/269.6 (GRAND FORKS RCAG) WHEN GRAND FORKS (RDR) APCH CTL CLSD.","source":"ATC_RMK","original":"APCH/DEP/CD SVC PRVDD BY MINNEAPOLIS ARTCC (ZMP) ON FREQ 132.15/269.6 (GRAND FORKS RCAG) WHEN GRAND FORKS (RDR) APCH CTL CLSD.","fields":[{"field":"REMARK","old":"APCH/DEP SVC PRVDD BY MINNEAPOLIS ARTCC (ZMP) ON FREQ 132.15/269.6 (GRAND FORKS RCAG) WHEN GRAND FORKS (RDR) APCH CTL CLSD.","new":"APCH/DEP/CD SVC PRVDD BY MINNEAPOLIS ARTCC (ZMP) ON FREQ 132.15/269.6 (GRAND FORKS RCAG) WHEN GRAND FORKS (RDR) APCH CTL CLSD."}]},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"a71dc500fd2a","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: FOR CD WHEN ATCT CLSD CTC MINNEAPOLIS ARTCC ON FREQ. IF UNA CTC MINNEAPOLIS ARTCC AT 651-463-5588.","source":"APT_RMK","original":"FOR CD WHEN ATCT CLSD 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 WHEN ATCT CLSD CTC MINNEAPOLIS ARTCC ON FREQ. IF UNA CTC MINNEAPOLIS ARTCC AT 651-463-5588."}]},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"e8637e2c42c8","priority":"fyi","category":"frequency","kind":"changed","summary":"remark: APCH/DEP SVC PRVDD BY MINNEAPOLIS ARTCC (ZMP) ON FREQ 132.15/269.6 (GRAND FORKS RCAG) WHEN GRAND FORKS (RDR) APCH CTL CLSD. -> APCH/DEP/CD SVC PRVDD BY MINNEAPOLIS ARTCC (ZMP) ON FREQ 132.15/269.6 (GRAND FORKS RCAG) WHEN GRAND FORKS (RDR) APCH CTL CLSD.","source":"FRQ","fields":[{"field":"REMARK","old":"APCH/DEP SVC PRVDD BY MINNEAPOLIS ARTCC (ZMP) ON FREQ 132.15/269.6 (GRAND FORKS RCAG) WHEN GRAND FORKS (RDR) APCH CTL CLSD.","new":"APCH/DEP/CD SVC PRVDD BY MINNEAPOLIS ARTCC (ZMP) ON FREQ 132.15/269.6 (GRAND FORKS RCAG) WHEN GRAND FORKS (RDR) APCH CTL CLSD."}]},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"a5034acff8a8","priority":"fyi","category":"chart","kind":"changed","summary":"airport diagram changed","source":"D-TPP","chart":{"code":"APD","name":"AIRPORT DIAGRAM","amdt":"","pdf":"https://aeronav.faa.gov/d-tpp/2609/05187AD.PDF"}},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"2ffbded3d3cc","priority":"action","category":"frequency","kind":"changed","summary":"frequency 120.55 now listed for LCL/P (was LCL/S); sector: none -> RWY 17L/35R, ;09R/27L","source":"FRQ","fields":[{"field":"FREQ_USE","old":"LCL/S","new":"LCL/P"},{"field":"SECTORIZATION","old":"","new":"RWY 17L/35R, ;09R/27L"}]},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"27d5b012da1e","priority":"action","category":"frequency","kind":"changed","summary":"sector: none -> RWY 17R/35L, ;09L/27R","source":"FRQ","fields":[{"field":"SECTORIZATION","old":"","new":"RWY 17R/35L, ;09L/27R"}]},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"7eae74771f01","priority":"ifr","category":"chart","kind":"changed","summary":"approach ILS OR LOC RWY 35L redrawn (still amdt 12E)","source":"D-TPP","chart":{"code":"IAP","name":"ILS OR LOC RWY 35L","amdt":"12E","pdf":"https://aeronav.faa.gov/d-tpp/2607/05187IL35L.PDF"}},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"7a0c4ec9cc3d","priority":"ifr","category":"chart","kind":"changed","summary":"approach RNAV (GPS) RWY 09L redrawn (still amdt 2)","source":"D-TPP","chart":{"code":"IAP","name":"RNAV (GPS) RWY 09L","amdt":"2","pdf":"https://aeronav.faa.gov/d-tpp/2607/05187R9L.PDF"}},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"4e99541670e5","priority":"ifr","category":"chart","kind":"changed","summary":"approach RNAV (GPS) RWY 17L redrawn (still original)","source":"D-TPP","chart":{"code":"IAP","name":"RNAV (GPS) RWY 17L","amdt":"0","pdf":"https://aeronav.faa.gov/d-tpp/2607/05187R17L.PDF"}},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"f12f281ac929","priority":"ifr","category":"chart","kind":"changed","summary":"approach RNAV (GPS) RWY 17R redrawn (still amdt 1B)","source":"D-TPP","chart":{"code":"IAP","name":"RNAV (GPS) RWY 17R","amdt":"1B","pdf":"https://aeronav.faa.gov/d-tpp/2607/05187R17R.PDF"}},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"2a1946a2edca","priority":"ifr","category":"chart","kind":"changed","summary":"approach RNAV (GPS) RWY 27R redrawn (still amdt 3)","source":"D-TPP","chart":{"code":"IAP","name":"RNAV (GPS) RWY 27R","amdt":"3","pdf":"https://aeronav.faa.gov/d-tpp/2607/05187R27R.PDF"}},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"aabf2fbb638d","priority":"ifr","category":"chart","kind":"changed","summary":"approach RNAV (GPS) RWY 35L redrawn (still amdt 0D)","source":"D-TPP","chart":{"code":"IAP","name":"RNAV (GPS) RWY 35L","amdt":"0D","pdf":"https://aeronav.faa.gov/d-tpp/2607/05187R35L.PDF"}},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"34cdceb65d93","priority":"ifr","category":"chart","kind":"changed","summary":"approach RNAV (GPS) RWY 35R redrawn (still original)","source":"D-TPP","chart":{"code":"IAP","name":"RNAV (GPS) RWY 35R","amdt":"0","pdf":"https://aeronav.faa.gov/d-tpp/2607/05187R35R.PDF"}},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"b76c5c703084","priority":"ifr","category":"chart","kind":"changed","summary":"approach LOC BC RWY 17R redrawn (still amdt 13B)","source":"D-TPP","chart":{"code":"IAP","name":"LOC BC RWY 17R","amdt":"13B","pdf":"https://aeronav.faa.gov/d-tpp/2607/05187LBC17R.PDF"}},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"6f6c6edff7e3","priority":"ifr","category":"chart","kind":"changed","summary":"approach VOR RWY 17R redrawn (still amdt 6C)","source":"D-TPP","chart":{"code":"IAP","name":"VOR RWY 17R","amdt":"6C","pdf":"https://aeronav.faa.gov/d-tpp/2607/05187V17R.PDF"}},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"363492e7e2a1","priority":"ifr","category":"chart","kind":"changed","summary":"approach VOR RWY 35L redrawn (still amdt 7C)","source":"D-TPP","chart":{"code":"IAP","name":"VOR RWY 35L","amdt":"7C","pdf":"https://aeronav.faa.gov/d-tpp/2607/05187V35L.PDF"}},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"23bf3dee13f9","priority":"fyi","category":"frequency","kind":"added","summary":"frequency 118.4 now also listed for LCL/P","source":"FRQ"},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"fd582aecb394","priority":"fyi","category":"runway","kind":"changed","summary":"runway 09L: touchdown zone elevation: 845.1 -> 845.2 ft MSL","source":"APT_RWY_END","fields":[{"field":"TDZ_ELEV","old":"845.1","new":"845.2"}]},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"3c92557dbecd","priority":"fyi","category":"runway","kind":"changed","summary":"runway 27R: runway end elevation: 842.7 -> 842.6 ft MSL; touchdown zone elevation: 842.8 -> 842.9 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"842.7","new":"842.6"},{"field":"TDZ_ELEV","old":"842.8","new":"842.9"}]},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"7bc1024f19e0","priority":"fyi","category":"chart","kind":"changed","summary":"airport diagram changed","source":"D-TPP","chart":{"code":"APD","name":"AIRPORT DIAGRAM","amdt":"","pdf":"https://aeronav.faa.gov/d-tpp/2607/05187AD.PDF"}},{"cycle":"2026-05-14","from_cycle":"2026-04-16","id":"645205f56462","priority":"fyi","category":"runway","kind":"changed","summary":"runway 09L: threshold crossing height: 39 -> 45 ft AGL","source":"APT_RWY_END","fields":[{"field":"THR_CROSSING_HGT","old":"39","new":"45"}]},{"cycle":"2026-05-14","from_cycle":"2026-04-16","id":"2fef17cd83c3","priority":"fyi","category":"runway","kind":"changed","summary":"runway 27R: threshold crossing height: 48 -> 44 ft AGL","source":"APT_RWY_END","fields":[{"field":"THR_CROSSING_HGT","old":"48","new":"44"}]},{"cycle":"2026-03-19","from_cycle":"2026-02-19","id":"05aa25c1320d","priority":"action","category":"frequency","kind":"changed","summary":"sector: HIGH -> LOW","source":"FRQ","fields":[{"field":"SECTORIZATION","old":"HIGH","new":"LOW"}]},{"cycle":"2026-02-19","from_cycle":"2026-01-22","id":"30d912ed1a47","priority":"action","category":"navaid","kind":"changed","summary":"GFK (Grand Forks) navaid: status: operational restricted","source":"NAV_BASE","fields":[{"field":"TACAN_DME_STATUS","old":"OPERATIONAL IFR","new":"OPERATIONAL RESTRICTED"}]},{"cycle":"2026-02-19","from_cycle":"2026-01-22","id":"7927e4b1b985","priority":"ifr","category":"navaid","kind":"added","summary":"new navaid remark: DME UNUSBL 140-145 BYD 60 NM BLW 4000 FT.","source":"NAV_RMK","original":"DME UNUSBL 140-145 BYD 60 NM BLW 4000 FT."},{"cycle":"2026-02-19","from_cycle":"2026-01-22","id":"cbc97f89ce56","priority":"fyi","category":"navaid","kind":"changed","summary":"GFK navaid: remark: VOR UNUSBL 055-065 BYD 40 NM; 080-085 BYD 40 NM; 345-355 BYD 40 NM. -> VOR UNUSBL 055-065 BYD 40 NM; 080-085 BYD 40 NM; 140-145 BYD 60 NM BLW 4000 FT; 212-220 BYD 30 NM BLW 6000 FT; 345-355 BYD 40 NM.","source":"NAV_RMK","fields":[{"field":"REMARK","old":"VOR UNUSBL 055-065 BYD 40 NM; 080-085 BYD 40 NM; 345-355 BYD 40 NM.","new":"VOR UNUSBL 055-065 BYD 40 NM; 080-085 BYD 40 NM; 140-145 BYD 60 NM BLW 4000 FT; 212-220 BYD 30 NM BLW 6000 FT; 345-355 BYD 40 NM."}]},{"cycle":"2025-12-25","from_cycle":"2025-11-27","id":"1545a17e503e","priority":"fyi","category":"runway","kind":"changed","summary":"runway 09L: controlling obstacle changed (now , clearance slope 34:1); Part 77 runway category: other than utility runway with a nonprecision approach having visibility minimums greater than 3/4 mile (C) -> other than utility runway with a nonprecision approach having visibility minimums as low as 3/4 mile (D)","source":"APT_RWY_END","fields":[{"field":"FAR_PART_77_CODE","old":"C","new":"D"},{"field":"OBSTN_CLNC_SLOPE","old":"50","new":"34"}]},{"cycle":"2025-12-25","from_cycle":"2025-11-27","id":"e927010f5fec","priority":"fyi","category":"runway","kind":"changed","summary":"runway 17L: controlling obstacle changed (now , clearance slope 20:1); Part 77 runway category: utility runway with a visual approach (A(V)) -> utility runway with a nonprecision approach (A(NP))","source":"APT_RWY_END","fields":[{"field":"FAR_PART_77_CODE","old":"A(V)","new":"A(NP)"},{"field":"OBSTN_CLNC_SLOPE","old":"50","new":"20"}]},{"cycle":"2025-12-25","from_cycle":"2025-11-27","id":"feb40fbb3fb5","priority":"fyi","category":"runway","kind":"changed","summary":"runway 27R: controlling obstacle changed (now , clearance slope 34:1); Part 77 runway category: other than utility runway with a nonprecision approach having visibility minimums greater than 3/4 mile (C) -> other than utility runway with a nonprecision approach having visibility minimums as low as 3/4 mile (D)","source":"APT_RWY_END","fields":[{"field":"FAR_PART_77_CODE","old":"C","new":"D"},{"field":"OBSTN_CLNC_SLOPE","old":"50","new":"34"}]},{"cycle":"2025-12-25","from_cycle":"2025-11-27","id":"ff0900a4e3a1","priority":"fyi","category":"runway","kind":"changed","summary":"runway 35R: controlling obstacle changed (now , clearance slope 20:1); Part 77 runway category: utility runway with a visual approach (A(V)) -> utility runway with a nonprecision approach (A(NP))","source":"APT_RWY_END","fields":[{"field":"FAR_PART_77_CODE","old":"A(V)","new":"A(NP)"},{"field":"OBSTN_CLNC_SLOPE","old":"50","new":"20"}]},{"cycle":"2025-10-30","from_cycle":"2025-10-02","id":"27099e900837","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: RWY 09R/27L NOT AVBL FOR PART 121/PART 380 OPS WITH SKED PAX CARRYING OPS MORE THAN 9 PAX SEATS AND NON-SKED PAX CARRYING OPS MORE THAN 30 PAX SEATS.","source":"APT_RMK","original":"RWY 09R/27L NOT AVBL FOR PART 121/PART 380 OPS WITH SKED PAX CARRYING OPS MORE THAN 9 PAX SEATS AND NON-SKED PAX CARRYING OPS MORE THAN 30 PAX SEATS.","fields":[{"field":"REMARK","old":"RWY 09R/27L NOT AVBL FOR PART 121/PART 380 OPS WITH SKED PAX CARRYING OPS MORE THAN 9 PAX SEATS & NON-SKED PAX CARRYING OPS MORE THAN 30 PAX SEATS.","new":"RWY 09R/27L NOT AVBL FOR PART 121/PART 380 OPS WITH SKED PAX CARRYING OPS MORE THAN 9 PAX SEATS AND NON-SKED PAX CARRYING OPS MORE THAN 30 PAX SEATS."}]},{"cycle":"2025-10-30","from_cycle":"2025-10-02","id":"f241c03933a0","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: RWY 17L/35R NOT AVBL FOR PART 121/PART 380 OPS WITH SKED PAX CARRYING OPS MORE THAN 9 PAX SEATS AND NON-SKED PAX CARRYING OPS MORE THAN 30 PAX SEATS.","source":"APT_RMK","original":"RWY 17L/35R NOT AVBL FOR PART 121/PART 380 OPS WITH SKED PAX CARRYING OPS MORE THAN 9 PAX SEATS AND NON-SKED PAX CARRYING OPS MORE THAN 30 PAX SEATS.","fields":[{"field":"REMARK","old":"RWY 17L/35R NOT AVBL FOR PART 121/PART 380 OPS WITH SKED PAX CARRYING OPS MORE THAN 9 PAX SEATS & NON-SKED PAX CARRYING OPS MORE THAN 30 PAX SEATS.","new":"RWY 17L/35R NOT AVBL FOR PART 121/PART 380 OPS WITH SKED PAX CARRYING OPS MORE THAN 9 PAX SEATS AND NON-SKED PAX CARRYING OPS MORE THAN 30 PAX SEATS."}]},{"cycle":"2025-10-02","from_cycle":"2025-09-04","id":"c8655fb4e7e2","priority":"action","category":"navaid","kind":"changed","summary":"GFK (Grand Forks) navaid: status: OPERATIONAL IFR -> OPERATIONAL RESTRICTED","source":"NAV_BASE","fields":[{"field":"NAV_STATUS","old":"OPERATIONAL IFR","new":"OPERATIONAL RESTRICTED"}]},{"cycle":"2025-10-02","from_cycle":"2025-09-04","id":"018290bc6df3","priority":"ifr","category":"navaid","kind":"added","summary":"new navaid remark: VOR UNUSBL 055-065 BYD 40 NM; 080-085 BYD 40 NM; 345-355 BYD 40 NM.","source":"NAV_RMK","original":"VOR UNUSBL 055-065 BYD 40 NM; 080-085 BYD 40 NM; 345-355 BYD 40 NM."},{"cycle":"2025-10-02","from_cycle":"2025-09-04","id":"60022c1be1ae","priority":"action","category":"remark","kind":"removed","summary":"remark removed: RWYS 09R, 27L, 17L, 35R & TWY C SOUTH OF TWY B, TWY E & TWY S NOT AVBL FOR UNSKED ACR WITH MORE THAN 30+ PAX SEATS.","source":"APT_RMK","original":"RWYS 09R, 27L, 17L, 35R & TWY C SOUTH OF TWY B, TWY E & TWY S NOT AVBL FOR UNSKED ACR WITH MORE THAN 30+ PAX SEATS."},{"cycle":"2025-10-02","from_cycle":"2025-09-04","id":"21978f2088fe","priority":"action","category":"remark","kind":"changed","summary":"remark updated: RWY 09R/27L NOT AVBL FOR PART 121/PART 380 OPS WITH SKED PAX CARRYING OPS MORE THAN 9 PAX SEATS & NON-SKED PAX CARRYING OPS MORE THAN 30 PAX SEATS.","source":"APT_RMK","original":"RWY 09R/27L NOT AVBL FOR PART 121/PART 380 OPS WITH SKED PAX CARRYING OPS MORE THAN 9 PAX SEATS & NON-SKED PAX CARRYING OPS MORE THAN 30 PAX SEATS.","fields":[{"field":"REMARK","old":"NOT AVBL FOR SKEDD ACR OPS WITH MORE THAN 9 PSGR SEATS OR UNSKEDD ACR OPS WITH AT LEAST 31 PAX SEATS.","new":"RWY 09R/27L NOT AVBL FOR PART 121/PART 380 OPS WITH SKED PAX CARRYING OPS MORE THAN 9 PAX SEATS & NON-SKED PAX CARRYING OPS MORE THAN 30 PAX SEATS."}]},{"cycle":"2025-10-02","from_cycle":"2025-09-04","id":"f44319764161","priority":"action","category":"remark","kind":"changed","summary":"remark updated: RWY 17L/35R NOT AVBL FOR PART 121/PART 380 OPS WITH SKED PAX CARRYING OPS MORE THAN 9 PAX SEATS & NON-SKED PAX CARRYING OPS MORE THAN 30 PAX SEATS.","source":"APT_RMK","original":"RWY 17L/35R NOT AVBL FOR PART 121/PART 380 OPS WITH SKED PAX CARRYING OPS MORE THAN 9 PAX SEATS & NON-SKED PAX CARRYING OPS MORE THAN 30 PAX SEATS.","fields":[{"field":"REMARK","old":"NOT AVBL FOR SKEDD ACR OPS WITH MORE THAN 9 PSGR SEATS OR UNSKEDD ACR OPS WITH AT LEAST 31 PAX SEATS.","new":"RWY 17L/35R NOT AVBL FOR PART 121/PART 380 OPS WITH SKED PAX CARRYING OPS MORE THAN 9 PAX SEATS & NON-SKED PAX CARRYING OPS MORE THAN 30 PAX SEATS."}]},{"cycle":"2025-06-12","from_cycle":"2025-05-15","id":"2dfab8758adb","priority":"action","category":"remark","kind":"added","summary":"new remark: SAID in use; operate transponders with altitude reporting mode and ADS-B (if equipped) enabled on all airport surfaces.","source":"ATC_RMK","original":"SAID IN USE. OPERATE TRANSPONDERS WITH ALTITUDE REPORTING MODE AND ADS-B (IF EQUIPPED) ENABLED ON ALL AIRPORT SURFACES."},{"cycle":"2025-06-12","from_cycle":"2025-05-15","id":"90809cb3bdd6","priority":"action","category":"remark","kind":"removed","summary":"remark removed: Runway 09R, 27L, 17L and 35R are closed when the tower is closed.","source":"APT_RMK","original":"RWY 09R, 27L, 17L AND 35R CLSD  WHEN TWR CLSD."},{"cycle":"2025-06-12","from_cycle":"2025-05-15","id":"a2e4e1f28913","priority":"action","category":"remark","kind":"changed","summary":"remark updated: WHEN TWR CLSD ACTVT MALSR RWY 35L; REIL RWY 09L, 17R, & 27R; MIRL RWY 09L/27R; MIRL 9R/27L; MIRL RWY 17L/35R; HIRL RWY 17R/35L - CTAF.  PAPI RWY 09L, 09R, 17L, 17R, 27L, 27R, 35L, 35R OPR CONSLY.","source":"APT_RMK","original":"WHEN TWR CLSD ACTVT MALSR RWY 35L; REIL RWY 09L, 17R, & 27R; MIRL RWY 09L/27R; MIRL 9R/27L; MIRL RWY 17L/35R; HIRL RWY 17R/35L - CTAF.  PAPI RWY 09L, 09R, 17L, 17R, 27L, 27R, 35L, 35R OPR CONSLY.","fields":[{"field":"REMARK","old":"ACTVT REIL RWY 17R, 9L  &  27R - CTAF. WHEN TWR CLSD ACTVT MALSR RWY 35L; HIRL RWY 17R/35L; MIRL RWY 09L/27R - CTAF.  PAPI RWY 9L & 27R, 9R & 27L, 17L & 35R, 17R & 35L OPR CONSLY.","new":"WHEN TWR CLSD ACTVT MALSR RWY 35L; REIL RWY 09L, 17R, & 27R; MIRL RWY 09L/27R; MIRL 9R/27L; MIRL RWY 17L/35R; HIRL RWY 17R/35L - CTAF.  PAPI RWY 09L, 09R, 17L, 17R, 27L, 27R, 35L, 35R OPR CONSLY."}]},{"cycle":"2025-06-12","from_cycle":"2025-05-15","id":"176d250a6d74","priority":"action","category":"frequency","kind":"changed","summary":"remark: ACTVT REIL RWY 17R, 9L  &  27R - CTAF. WHEN TWR CLSD ACTVT MALSR RWY 35L; HIRL RWY 17R/35L; MIRL RWY 09L/27R - CTAF.  PAPI RWY 9L & 27R, 9R & 27L, 17L & 35R, 17R & 35L OPR CONSLY.; WHEN ATCT IS CLSD SNOW REMOVAL EQUIPMENT OPERATORS MONITOR CTAF. -> WHEN TWR CLSD ACTVT MALSR RWY 35L; REIL RWY 09L, 17R, & 27R; MIRL RWY 09L/27R; MIRL 9R/27L; MIRL RWY 17L/35R; HIRL RWY 17R/35L - CTAF.  PAPI RWY 09L, 09R, 17L, 17R, 27L, 27R, 35L, 35R OPR CONSLY.; WHEN ATCT IS CLSD SNOW REMOVAL EQUIPMENT OPERATORS MONITOR CTAF.","source":"FRQ","fields":[{"field":"REMARK","old":"ACTVT REIL RWY 17R, 9L  &  27R - CTAF. WHEN TWR CLSD ACTVT MALSR RWY 35L; HIRL RWY 17R/35L; MIRL RWY 09L/27R - CTAF.  PAPI RWY 9L & 27R, 9R & 27L, 17L & 35R, 17R & 35L OPR CONSLY.; WHEN ATCT IS CLSD SNOW REMOVAL EQUIPMENT OPERATORS MONITOR CTAF.","new":"WHEN TWR CLSD ACTVT MALSR RWY 35L; REIL RWY 09L, 17R, & 27R; MIRL RWY 09L/27R; MIRL 9R/27L; MIRL RWY 17L/35R; HIRL RWY 17R/35L - CTAF.  PAPI RWY 09L, 09R, 17L, 17R, 27L, 27R, 35L, 35R OPR CONSLY.; WHEN ATCT IS CLSD SNOW REMOVAL EQUIPMENT OPERATORS MONITOR CTAF."}]},{"cycle":"2025-06-12","from_cycle":"2025-05-15","id":"1e2c119eb668","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: RWYS 09R, 27L, 17L, 35R & TWY C SOUTH OF TWY B, TWY E & TWY S NOT AVBL FOR UNSKED ACR WITH MORE THAN 30+ PAX SEATS.","source":"APT_RMK","original":"RWYS 09R, 27L, 17L, 35R & TWY C SOUTH OF TWY B, TWY E & TWY S NOT AVBL FOR UNSKED ACR WITH MORE THAN 30+ PAX SEATS.","fields":[{"field":"REMARK","old":"RWY 09R, 27L, 17L, & 35R NOT AVBL FOR UNSKED ACR WITH MORE THAN 30+ PAX SEATS.","new":"RWYS 09R, 27L, 17L, 35R & TWY C SOUTH OF TWY B, TWY E & TWY S NOT AVBL FOR UNSKED ACR WITH MORE THAN 30+ PAX SEATS."}]},{"cycle":"2025-06-12","from_cycle":"2025-05-15","id":"e0c8ccec2048","priority":"fyi","category":"runway","kind":"changed","summary":"runway 35L: LAHSO available landing distance: 4600 ft -> none; LAHSO hold-short point latitude: 47-57-06.1390N -> none; LAHSO hold-short point longitude: 097-10-52.4304W -> none; LAHSO hold-short runway: 09L/27R -> none","source":"APT_RWY_END","fields":[{"field":"LAHSO_ALD","old":"4600","new":""},{"field":"LAHSO_LAT","old":"47-57-06.1390N","new":""},{"field":"LAHSO_LONG","old":"097-10-52.4304W","new":""},{"field":"RWY_END_INTERSECT_LAHSO","old":"09L/27R","new":""}]},{"cycle":"2025-04-17","from_cycle":"2025-03-20","id":"30bd3e86f485","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: TWY C SOUTH OF TWY B, TWY E, TWY S NOT AVBL FOR SKED ACR OPNS WITH MORE THAN 9 PSGR SEATS OR UNSKED ACR OPNS WITH AT LEAST 31 PSGR SEATS.","source":"APT_RMK","original":"TWY C SOUTH OF TWY B, TWY E, TWY S NOT AVBL FOR SKED ACR OPNS WITH MORE THAN 9 PSGR SEATS OR UNSKED ACR OPNS WITH AT LEAST 31 PSGR SEATS.","fields":[{"field":"REMARK","old":"TWY C, TWY E, TWY S NOT AVBL FOR SKED ACR OPNS WITH MORE THAN 9 PSGR SEATS OR UNSKED ACR OPS WITH AT LEAST 31 PSGR SEATS.","new":"TWY C SOUTH OF TWY B, TWY E, TWY S NOT AVBL FOR SKED ACR OPNS WITH MORE THAN 9 PSGR SEATS OR UNSKED ACR OPNS WITH AT LEAST 31 PSGR SEATS."}]},{"cycle":"2025-04-17","from_cycle":"2025-03-20","id":"78bf52c290bc","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: TWY G, TWY N, & TWY U CLSD TO FIXED WING ACFT 12,500 LBS & OVER.","source":"APT_RMK","original":"TWY G, TWY N, & TWY U CLSD TO FIXED WING ACFT 12,500 LBS & OVER.","fields":[{"field":"REMARK","old":"TWY G & TWY U CLSD TO FIXED WING ACFT 12,500 LBS & OVER.","new":"TWY G, TWY N, & TWY U CLSD TO FIXED WING ACFT 12,500 LBS & OVER."}]},{"cycle":"2025-03-20","from_cycle":"2025-02-20","id":"1bd0d61ed53b","priority":"fyi","category":"remark","kind":"removed","summary":"remark removed: ALPHA APRON BTN TWY A3 & TWY A4 RSTRD TO ACFT MAX. WT 60,000 LBS. OR MAX. ACN 24.","source":"APT_RMK","original":"ALPHA APRON BTN TWY A3 & TWY A4 RSTRD TO ACFT MAX. WT 60,000 LBS. OR MAX. ACN 24."},{"cycle":"2025-03-20","from_cycle":"2025-02-20","id":"e9fe8d50425a","priority":"fyi","category":"runway","kind":"changed","summary":"runway 27R: LAHSO available landing distance: 3000 ft -> none; LAHSO hold-short point latitude: 47-57-08.6059N -> none; LAHSO hold-short point longitude: 097-10-48.0858W -> none; LAHSO hold-short runway: 17R/35L -> none","source":"APT_RWY_END","fields":[{"field":"LAHSO_ALD","old":"3000","new":""},{"field":"LAHSO_LAT","old":"47-57-08.6059N","new":""},{"field":"LAHSO_LONG","old":"097-10-48.0858W","new":""},{"field":"RWY_END_INTERSECT_LAHSO","old":"17R/35L","new":""}]},{"cycle":"2025-02-20","from_cycle":"2025-01-23","id":"3bd4108b20c9","priority":"action","category":"remark","kind":"changed","summary":"remark updated: ACTVT REIL RWY 17R, 9L  &  27R - CTAF. WHEN TWR CLSD ACTVT MALSR RWY 35L; HIRL RWY 17R/35L; MIRL RWY 09L/27R - CTAF.  PAPI RWY 9L & 27R, 9R & 27L, 17L & 35R, 17R & 35L OPR CONSLY.","source":"APT_RMK","original":"ACTVT REIL RWY 17R, 9L  &  27R - CTAF. WHEN TWR CLSD ACTVT MALSR RWY 35L; HIRL RWY 17R/35L; MIRL RWY 09L/27R - CTAF.  PAPI RWY 9L & 27R, 9R & 27L, 17L & 35R, 17R & 35L OPR CONSLY.","fields":[{"field":"REMARK","old":"ACTVT REIL RWY 27R & RWY 17R - CTAF. WHEN TWR CLSD ACTVT HIRL RWY 17R/35L & MALSR RWY 35L; MIRL RWY 09L/27R - CTAF.  PAPI RWY 27R, PAPI RWY 9 L/R, 17L/R, 27L AND 35L/R OPR CONSLY.","new":"ACTVT REIL RWY 17R, 9L  &  27R - CTAF. WHEN TWR CLSD ACTVT MALSR RWY 35L; HIRL RWY 17R/35L; MIRL RWY 09L/27R - CTAF.  PAPI RWY 9L & 27R, 9R & 27L, 17L & 35R, 17R & 35L OPR CONSLY."}]},{"cycle":"2025-02-20","from_cycle":"2025-01-23","id":"cb1b59ecc4ba","priority":"action","category":"frequency","kind":"changed","summary":"remark: ACTVT REIL RWY 27R & RWY 17R - CTAF. WHEN TWR CLSD ACTVT HIRL RWY 17R/35L & MALSR RWY 35L; MIRL RWY 09L/27R - CTAF.  PAPI RWY 27R, PAPI RWY 9 L/R, 17L/R, 27L AND 35L/R OPR CONSLY.; WHEN ATCT IS CLSD SNOW REMOVAL EQUIPMENT OPERATORS MONITOR CTAF. -> ACTVT REIL RWY 17R, 9L  &  27R - CTAF. WHEN TWR CLSD ACTVT MALSR RWY 35L; HIRL RWY 17R/35L; MIRL RWY 09L/27R - CTAF.  PAPI RWY 9L & 27R, 9R & 27L, 17L & 35R, 17R & 35L OPR CONSLY.; WHEN ATCT IS CLSD SNOW REMOVAL EQUIPMENT OPERATORS MONITOR CTAF.","source":"FRQ","fields":[{"field":"REMARK","old":"ACTVT REIL RWY 27R & RWY 17R - CTAF. WHEN TWR CLSD ACTVT HIRL RWY 17R/35L & MALSR RWY 35L; MIRL RWY 09L/27R - CTAF.  PAPI RWY 27R, PAPI RWY 9 L/R, 17L/R, 27L AND 35L/R OPR CONSLY.; WHEN ATCT IS CLSD SNOW REMOVAL EQUIPMENT OPERATORS MONITOR CTAF.","new":"ACTVT REIL RWY 17R, 9L  &  27R - CTAF. WHEN TWR CLSD ACTVT MALSR RWY 35L; HIRL RWY 17R/35L; MIRL RWY 09L/27R - CTAF.  PAPI RWY 9L & 27R, 9R & 27L, 17L & 35R, 17R & 35L OPR CONSLY.; WHEN ATCT IS CLSD SNOW REMOVAL EQUIPMENT OPERATORS MONITOR CTAF."}]},{"cycle":"2025-02-20","from_cycle":"2025-01-23","id":"1236617aa2e3","priority":"fyi","category":"runway","kind":"changed","summary":"runway 09L: runway end identifier lights (REIL): none -> yes","source":"APT_RWY_END","fields":[{"field":"RWY_END_LGTS_FLAG","old":"","new":"Y"}]},{"cycle":"2025-01-23","from_cycle":"2024-12-26","id":"f88b4723333f","priority":"fyi","category":"tower","kind":"added","summary":"new ATIS (hours 24)","source":"ATC_ATIS","fields":[{"field":"FACILITY_TYPE","old":"","new":"ATCT"},{"field":"FACILITY_ID","old":"","new":"GFK"},{"field":"ATIS_NO","old":"","new":"1"},{"field":"ATIS_HRS","old":"","new":"24"}]},{"cycle":"2025-01-23","from_cycle":"2024-12-26","id":"84a7c599ea1d","priority":"action","category":"remark","kind":"removed","summary":"remark removed: Weather is available on ATIS when the control tower is closed.","source":"ATC_RMK","original":"WX AVBL ON ATIS WHEN ATCT CLSD."},{"cycle":"2025-01-23","from_cycle":"2024-12-26","id":"4ee73bd75364","priority":"action","category":"frequency","kind":"changed","summary":"remark: WX AVBL ON ATIS WHEN ATCT CLSD. -> none","source":"FRQ","fields":[{"field":"REMARK","old":"WX AVBL ON ATIS WHEN ATCT CLSD.","new":""}]},{"cycle":"2024-12-26","from_cycle":"2024-11-28","id":"83a6be29e021","priority":"action","category":"remark","kind":"removed","summary":"remark removed: NOT AVBL FOR SKEDD ACR OPS WITH MORE THAN 9 PSGR SEATS OR UNSKEDD ACR OPS WITH AT LEAST 31 PAX SEATS.SEATS.","source":"APT_RMK","original":"NOT AVBL FOR SKEDD ACR OPS WITH MORE THAN 9 PSGR SEATS OR UNSKEDD ACR OPS WITH AT LEAST 31 PAX SEATS.SEATS."},{"cycle":"2024-12-26","from_cycle":"2024-11-28","id":"2ccde7b9934f","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: Pavement Classification Rating value is 150/R/C/W/T.","source":"APT_RMK","original":"PCR VALUE: 150/R/C/W/T","fields":[{"field":"REMARK","old":"PCR/150/R/C/W/T.","new":"PCR VALUE: 150/R/C/W/T"}]},{"cycle":"2024-12-26","from_cycle":"2024-11-28","id":"febf61a2d7b5","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: PCR VALUE: 600/R/C/W/T","source":"APT_RMK","original":"PCR VALUE: 600/R/C/W/T","fields":[{"field":"REMARK","old":"PCR/600/R/C/W/T.","new":"PCR VALUE: 600/R/C/W/T"}]},{"cycle":"2024-12-26","from_cycle":"2024-11-28","id":"32ef39bfb56d","priority":"fyi","category":"runway","kind":"changed","summary":"runway 17L: markings: basic (BSC) -> nonprecision instrument (NPI)","source":"APT_RWY_END","fields":[{"field":"RWY_MARKING_TYPE_CODE","old":"BSC","new":"NPI"}]},{"cycle":"2024-12-26","from_cycle":"2024-11-28","id":"8403c128e178","priority":"fyi","category":"runway","kind":"changed","summary":"runway 35R: markings: basic (BSC) -> nonprecision instrument (NPI)","source":"APT_RWY_END","fields":[{"field":"RWY_MARKING_TYPE_CODE","old":"BSC","new":"NPI"}]},{"cycle":"2024-11-28","from_cycle":"2024-10-31","id":"1fed0122b7d6","priority":"fyi","category":"runway","kind":"changed","summary":"runway 09L: declared distances changed: takeoff run available (TORA) none -> 6,701 ft; takeoff distance available (TODA) none -> 6,701 ft; accelerate-stop distance available (ASDA) none -> 6,701 ft; landing distance available (LDA) none -> 6,701 ft","source":"APT_RWY_END","fields":[{"field":"ACLT_STOP_DIST_AVBL","old":"","new":"6701"},{"field":"LNDG_DIST_AVBL","old":"","new":"6701"},{"field":"TKOF_DIST_AVBL","old":"","new":"6701"},{"field":"TKOF_RUN_AVBL","old":"","new":"6701"}]},{"cycle":"2024-11-28","from_cycle":"2024-10-31","id":"2273c8851b36","priority":"fyi","category":"runway","kind":"changed","summary":"runway 27R: declared distances changed: takeoff run available (TORA) none -> 6,701 ft; takeoff distance available (TODA) none -> 6,701 ft; accelerate-stop distance available (ASDA) none -> 6,701 ft; landing distance available (LDA) none -> 6,701 ft","source":"APT_RWY_END","fields":[{"field":"ACLT_STOP_DIST_AVBL","old":"","new":"6701"},{"field":"LNDG_DIST_AVBL","old":"","new":"6701"},{"field":"TKOF_DIST_AVBL","old":"","new":"6701"},{"field":"TKOF_RUN_AVBL","old":"","new":"6701"}]},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"3b3afc525137","priority":"action","category":"remark","kind":"changed","summary":"remark updated: NOT AVBL FOR SKEDD ACR OPS WITH MORE THAN 9 PSGR SEATS OR UNSKEDD ACR OPS WITH AT LEAST 31 PAX SEATS.SEATS.","source":"APT_RMK","original":"NOT AVBL FOR SKEDD ACR OPS WITH MORE THAN 9 PSGR SEATS OR UNSKEDD ACR OPS WITH AT LEAST 31 PAX SEATS.SEATS.","fields":[{"field":"REMARK","old":"RY 09R/27L, 17L/35R NOT AVBL FOR SKEDD ACR OPNS WITH MORE THAN 9 PSGR SEATS OR UNSKEDD ACR OPNS WITH AT LEAST 31 PSGR SEATS.","new":"NOT AVBL FOR SKEDD ACR OPS WITH MORE THAN 9 PSGR SEATS OR UNSKEDD ACR OPS WITH AT LEAST 31 PAX SEATS.SEATS."}]},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"96dcd806cce2","priority":"action","category":"runway","kind":"changed","summary":"runway 09L/27R: length: 4206 -> 6701 ft","source":"APT_RWY","fields":[{"field":"RWY_LEN","old":"4206","new":"6701"}]},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"9da5f0d18da7","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: ARPT OPS & FAC MGR.","source":"APT_RMK","original":"ARPT OPS & FAC MGR.","fields":[{"field":"REMARK","old":"ARPT OPERATIONS & FACILITY MANAGER.","new":"ARPT OPS & FAC MGR."}]},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"b6489fa537c9","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: PCR/150/R/C/W/T.","source":"APT_RMK","original":"PCR/150/R/C/W/T.","fields":[{"field":"REMARK","old":"PCR VALUE: 150/R/C/W/T","new":"PCR/150/R/C/W/T."}]},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"8588be333e03","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: PCR/600/R/C/W/T.","source":"APT_RMK","original":"PCR/600/R/C/W/T.","fields":[{"field":"REMARK","old":"PCR VALUE: 600/R/C/W/T","new":"PCR/600/R/C/W/T."}]},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"6d08ada63459","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: Runway 09R, 27L, 17L and 35R are closed when the tower is closed.","source":"APT_RMK","original":"RWY 09R, 27L, 17L AND 35R CLSD  WHEN TWR CLSD.","fields":[{"field":"REMARK","old":"RWYS 09R, 27L, 17L AND 35R CLOSED  WHEN TWR CLSD.","new":"RWY 09R, 27L, 17L AND 35R CLSD  WHEN TWR CLSD."}]},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"3e938171e4a6","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: Runway 09R, 27L, 17L and 35R are not available for unscheduled air carriers with more than 30+ passenger seats.","source":"APT_RMK","original":"RWY 09R, 27L, 17L, & 35R NOT AVBL FOR UNSKED ACR WITH MORE THAN 30+ PAX SEATS.","fields":[{"field":"REMARK","old":"RWYS 09R, 27L, 17L, 35R & TWY C, TWY E & TWY S NOT AVBL FOR UNSKED ACR WITH MORE THAN 30+ PAX SEATS.","new":"RWY 09R, 27L, 17L, & 35R NOT AVBL FOR UNSKED ACR WITH MORE THAN 30+ PAX SEATS."}]},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"ba56295798fc","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: Taxiway C, taxiway E, taxiway S not available for scheduled air carrier operations with more than 9 passenger seats or unscheduled air carrier operations with at least 31 passenger seats.","source":"APT_RMK","original":"TWY C, TWY E, TWY S NOT AVBL FOR SKED ACR OPNS WITH MORE THAN 9 PSGR SEATS OR UNSKED ACR OPS WITH AT LEAST 31 PSGR SEATS.","fields":[{"field":"REMARK","old":"TWY C, TWY E, TWY S NOT AVBL FOR SCHEDULED ACR OPNS WITH MORE THAN 9 PSGR SEATS OR UNSCHEDULED ACR OPNS WITH AT LEAST 31 PSGR SEATS.","new":"TWY C, TWY E, TWY S NOT AVBL FOR SKED ACR OPNS WITH MORE THAN 9 PSGR SEATS OR UNSKED ACR OPS WITH AT LEAST 31 PSGR SEATS."}]},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"2daaa0d49a98","priority":"fyi","category":"runway","kind":"changed","summary":"runway 09L: declared distances changed: takeoff run available (TORA) 4,206 ft -> none; takeoff distance available (TODA) 4,206 ft -> none; accelerate-stop distance available (ASDA) 4,206 ft -> none; landing distance available (LDA) 4,206 ft -> none; runway end elevation: 841.4 -> 845.1 ft MSL; touchdown zone elevation: 842.8 -> 845.1 ft MSL","source":"APT_RWY_END","fields":[{"field":"ACLT_STOP_DIST_AVBL","old":"4206","new":""},{"field":"LNDG_DIST_AVBL","old":"4206","new":""},{"field":"RWY_END_ELEV","old":"841.4","new":"845.1"},{"field":"TDZ_ELEV","old":"842.8","new":"845.1"},{"field":"TKOF_DIST_AVBL","old":"4206","new":""},{"field":"TKOF_RUN_AVBL","old":"4206","new":""}]},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"3ac52a488dc4","priority":"fyi","category":"runway","kind":"changed","summary":"runway 17L: runway end elevation: 841.9 -> 841.8 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"841.9","new":"841.8"}]},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"0ebc217ce6e1","priority":"fyi","category":"runway","kind":"changed","summary":"runway 27R: declared distances changed: takeoff run available (TORA) 4,206 ft -> none; takeoff distance available (TODA) 4,206 ft -> none; accelerate-stop distance available (ASDA) 4,206 ft -> none; landing distance available (LDA) 4,206 ft -> none; LAHSO hold-short point latitude: 47-57-08.6105N -> 47-57-08.6059N; LAHSO hold-short point longitude: 097-10-48.0090W -> 097-10-48.0858W","source":"APT_RWY_END","fields":[{"field":"ACLT_STOP_DIST_AVBL","old":"4206","new":""},{"field":"LAHSO_LAT","old":"47-57-08.6105N","new":"47-57-08.6059N"},{"field":"LAHSO_LONG","old":"097-10-48.0090W","new":"097-10-48.0858W"},{"field":"LNDG_DIST_AVBL","old":"4206","new":""},{"field":"TKOF_DIST_AVBL","old":"4206","new":""},{"field":"TKOF_RUN_AVBL","old":"4206","new":""}]},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"0cda05d89253","priority":"fyi","category":"runway","kind":"changed","summary":"runway 35R: runway end elevation: 843.4 -> 843.3 ft MSL; touchdown zone elevation: 843.6 -> 843.7 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"843.4","new":"843.3"},{"field":"TDZ_ELEV","old":"843.6","new":"843.7"}]},{"cycle":"2024-10-31","from_cycle":"2024-10-03","id":"37cde2733d72","priority":"fyi","category":"runway","kind":"changed","summary":"runway H1: runway end elevation: none -> 841 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"","new":"841"}]},{"cycle":"2024-10-03","from_cycle":"2024-09-05","id":"d5f33219636f","priority":"fyi","category":"runway","kind":"changed","summary":"runway 17R: controlling obstacle changed (now , clearance slope 34:1); Part 77 runway category: other than utility runway with a nonprecision approach having visibility minimums greater than 3/4 mile (C) -> other than utility runway with a nonprecision approach having visibility minimums as low as 3/4 mile (D)","source":"APT_RWY_END","fields":[{"field":"FAR_PART_77_CODE","old":"C","new":"D"},{"field":"OBSTN_CLNC_SLOPE","old":"50","new":"34"}]}],"first_cycle":"2024-10-03","last_cycle":"2026-09-03"}