{"schema_version":1,"airport":"SLK","entries":[{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"c40377f713f4","priority":"ifr","category":"chart","kind":"changed","summary":"minimums page (ALTERNATE MINIMUMS) changed","source":"D-TPP","chart":{"code":"MIN","name":"ALTERNATE MINIMUMS","amdt":"","pdf":"https://aeronav.faa.gov/d-tpp/2609/NE2ALT.PDF"}},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"c4981987b0d8","priority":"ifr","category":"chart","kind":"changed","summary":"approach ILS OR LOC RWY 23 amended (amdt 12): 301° now 300° on the chart","source":"D-TPP","chart":{"code":"IAP","name":"ILS OR LOC RWY 23","amdt":"12","pdf":"https://aeronav.faa.gov/d-tpp/2609/00806IL23.PDF"},"details":["printed on the chart: 301° -> 300°"]},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"77a244088b5b","priority":"ifr","category":"chart","kind":"changed","summary":"approach RNAV (GPS) RWY 05 amended (amdt 2)","source":"D-TPP","chart":{"code":"IAP","name":"RNAV (GPS) RWY 05","amdt":"2","pdf":"https://aeronav.faa.gov/d-tpp/2609/00806R5.PDF"}},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"f5c499428a89","priority":"ifr","category":"chart","kind":"changed","summary":"approach RNAV (GPS) RWY 09 amended (amdt 2)","source":"D-TPP","chart":{"code":"IAP","name":"RNAV (GPS) RWY 09","amdt":"2","pdf":"https://aeronav.faa.gov/d-tpp/2609/00806R9.PDF"}},{"cycle":"2026-06-11","from_cycle":"2026-05-14","id":"03f34408e693","priority":"fyi","category":"navaid","kind":"changed","summary":"SLK navaid: remark: DME UNUSBL 089T-104T BYD 25 NM BLW 10000 FT; 105T-110T BYD 25 NM; 111T-165T BYD 25 NM BLW 10000 FT; 300T-350T BYD 36 NM BLW 10000 FT. -> DME UNUSBL BLW 8600 FT; 102T-107T BYD 31 NM BLW 11500 FT; 108T-111T BYD 31 NM; 112T-129T BYD 31 NM BLW 10500 FT; 310T-315T BYD 36 NM BLW 9300 FT.","source":"NAV_RMK","fields":[{"field":"REMARK","old":"DME UNUSBL 089T-104T BYD 25 NM BLW 10000 FT; 105T-110T BYD 25 NM; 111T-165T BYD 25 NM BLW 10000 FT; 300T-350T BYD 36 NM BLW 10000 FT.","new":"DME UNUSBL BLW 8600 FT; 102T-107T BYD 31 NM BLW 11500 FT; 108T-111T BYD 31 NM; 112T-129T BYD 31 NM BLW 10500 FT; 310T-315T BYD 36 NM BLW 9300 FT."}]},{"cycle":"2026-05-14","from_cycle":"2026-04-16","id":"6b0fac85b00a","priority":"action","category":"weather","kind":"changed","summary":"AWOS/ASOS phone number changed to 518-897-7532","source":"AWOS","fields":[{"field":"PHONE_NO","old":"518-891-6696","new":"518-897-7532"}]},{"cycle":"2026-03-19","from_cycle":"2026-02-19","id":"b38b978be353","priority":"action","category":"navaid","kind":"changed","summary":"SLK (Saranac Lake) navaid: frequency changed: 109.2 -> 114.85; TACAN channel: 29X -> 95Y","source":"NAV_BASE","fields":[{"field":"CHAN","old":"29X","new":"95Y"},{"field":"FREQ","old":"109.2","new":"114.85"}]},{"cycle":"2026-03-19","from_cycle":"2026-02-19","id":"1301ac9bafce","priority":"action","category":"frequency","kind":"removed","summary":"frequency 109.2/29X (SLK DME) removed","source":"FRQ"},{"cycle":"2026-03-19","from_cycle":"2026-02-19","id":"8ecdf8e021a2","priority":"action","category":"frequency","kind":"added","summary":"frequency 114.85/95Y (SLK DME) added","source":"FRQ"},{"cycle":"2025-08-07","from_cycle":"2025-07-10","id":"0f51d6b997b8","priority":"fyi","category":"airport","kind":"changed","summary":"cold temperature airport (altitude correction at or below): -29C -> -32C","source":"APT_BASE","fields":[{"field":"CTA","old":"-29C","new":"-32C"}]},{"cycle":"2025-08-07","from_cycle":"2025-07-10","id":"2a6268037ee4","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: COLD TEMPERATURE AIRPORT. ALTITUDE CORRECTION REQUIRED AT OR BELOW -32C.","source":"APT_RMK","original":"COLD TEMPERATURE AIRPORT. ALTITUDE CORRECTION REQUIRED AT OR BELOW -32C.","fields":[{"field":"REMARK","old":"COLD TEMPERATURE AIRPORT. ALTITUDE CORRECTION REQUIRED AT OR BELOW -29C.","new":"COLD TEMPERATURE AIRPORT. ALTITUDE CORRECTION REQUIRED AT OR BELOW -32C."}]},{"cycle":"2025-07-10","from_cycle":"2025-06-12","id":"ce3d6eb0720c","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: ACTVT MALSR RWY 23; HIRL RWY 05/23, MIRL RWY 09/27 & TWY LGTS - CTAF. PAPI RWY 05 OPR CONSLY.","source":"APT_RMK","original":"ACTVT MALSR RWY 23; HIRL RWY 05/23, MIRL RWY 09/27 & TWY LGTS - CTAF. PAPI RWY 05 OPR CONSLY.","fields":[{"field":"REMARK","old":"ACTVT MALSR RWY 23; PAPI RWY 05; HIRL RWY 05/23, MIRL RWY 09/27 & TWY LGTS - CTAF.","new":"ACTVT MALSR RWY 23; HIRL RWY 05/23, MIRL RWY 09/27 & TWY LGTS - CTAF. PAPI RWY 05 OPR CONSLY."}]},{"cycle":"2025-07-10","from_cycle":"2025-06-12","id":"fb4a3d5d0b4d","priority":"fyi","category":"frequency","kind":"changed","summary":"remark: ACTVT MALSR RWY 23; PAPI RWY 05; HIRL RWY 05/23, MIRL RWY 09/27 & TWY LGTS - CTAF. -> ACTVT MALSR RWY 23; HIRL RWY 05/23, MIRL RWY 09/27 & TWY LGTS - CTAF. PAPI RWY 05 OPR CONSLY.","source":"FRQ","fields":[{"field":"REMARK","old":"ACTVT MALSR RWY 23; PAPI RWY 05; HIRL RWY 05/23, MIRL RWY 09/27 & TWY LGTS - CTAF.","new":"ACTVT MALSR RWY 23; HIRL RWY 05/23, MIRL RWY 09/27 & TWY LGTS - CTAF. PAPI RWY 05 OPR CONSLY."}]},{"cycle":"2025-04-17","from_cycle":"2025-03-20","id":"157d26f965f9","priority":"ifr","category":"navaid","kind":"removed","summary":"removed ILS RWY 23 remark: ILS UNMONITORED.","source":"ILS_RMK","original":"ILS UNMONITORED."},{"cycle":"2025-04-17","from_cycle":"2025-03-20","id":"f99577a17961","priority":"fyi","category":"navaid","kind":"changed","summary":"runway 23: remark: ILS CLASSIFICATION CODE IA -> ILS CLASSIFICATION CODE IA.","source":"ILS_RMK","fields":[{"field":"REMARK","old":"ILS CLASSIFICATION CODE IA","new":"ILS CLASSIFICATION CODE IA."}]},{"cycle":"2025-02-20","from_cycle":"2025-01-23","id":"7f0757aa1d30","priority":"ifr","category":"route","kind":"changed","summary":"preferred IFR routes: 3 added","source":"PFR","details":["new preferred IFR route BWI -> SLK: BWI LINSE2 JERES Q227 STENT CFB LAMMS SLK","new preferred IFR route DCA -> SLK: DCA HORTO4 JERES Q227 STENT CFB LAMMS SLK","new preferred IFR route IAD -> SLK: IAD JERES2 JERES Q227 STENT CFB LAMMS SLK"]},{"cycle":"2024-12-26","from_cycle":"2024-11-28","id":"4b1a428cd891","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: ACTVT MALSR RWY 23; PAPI RWY 05; HIRL RWY 05/23, MIRL RWY 09/27 & TWY LGTS - CTAF.","source":"APT_RMK","original":"ACTVT MALSR RWY 23; PAPI RWY 05; HIRL RWY 05/23, MIRL RWY 09/27 & TWY LGTS - CTAF.","fields":[{"field":"REMARK","old":"ACTVT HIRL RY 05/23, MIRL RY 09/27, MALSR RY 23, PAPI RY 05, & TWY LGTS - CTAF.","new":"ACTVT MALSR RWY 23; PAPI RWY 05; HIRL RWY 05/23, MIRL RWY 09/27 & TWY LGTS - CTAF."}]},{"cycle":"2024-12-26","from_cycle":"2024-11-28","id":"f0b43ac0713f","priority":"fyi","category":"frequency","kind":"changed","summary":"remark: ACTVT HIRL RY 05/23, MIRL RY 09/27, MALSR RY 23, PAPI RY 05, & TWY LGTS - CTAF. -> ACTVT MALSR RWY 23; PAPI RWY 05; HIRL RWY 05/23, MIRL RWY 09/27 & TWY LGTS - CTAF.","source":"FRQ","fields":[{"field":"REMARK","old":"ACTVT HIRL RY 05/23, MIRL RY 09/27, MALSR RY 23, PAPI RY 05, & TWY LGTS - CTAF.","new":"ACTVT MALSR RWY 23; PAPI RWY 05; HIRL RWY 05/23, MIRL RWY 09/27 & TWY LGTS - CTAF."}]},{"cycle":"2024-09-05","from_cycle":"2024-08-08","id":"04dceedf39c8","priority":"fyi","category":"remark","kind":"added","summary":"new remark: All surfaces have work in progress; grass cutting April through October.","source":"APT_RMK","original":"ALL SFCS WORK IN PROG; GRASS CUTTING APR THRU OCT."},{"cycle":"2024-09-05","from_cycle":"2024-08-08","id":"c1ff2f2d8ce4","priority":"fyi","category":"remark","kind":"added","summary":"new remark: Runway, taxiway, and apron conditions are not monitored outside of normal attended hours.","source":"APT_RMK","original":"RWY/TWY/APRON CONDS NOT MNT OUTSIDE OF NML ATND HRS."}],"first_cycle":"2024-09-05","last_cycle":"2026-09-03"}