{"schema_version":1,"airport":"VOK","entries":[{"cycle":"2026-10-01","from_cycle":"2026-09-03","engine":"1.3.8","id":"657d91386cae","priority":"fyi","category":"runway","kind":"changed","summary":"runway 09: runway end elevation: 912 -> 904 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"912","new":"904"}]},{"cycle":"2026-10-01","from_cycle":"2026-09-03","engine":"1.3.8","id":"3ce00f0f6b63","priority":"fyi","category":"runway","kind":"changed","summary":"runway 27: runway end elevation: 904 -> 912 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"904","new":"912"}]},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"b1719dda7070","priority":"fyi","category":"frequency","kind":"changed","summary":"frequency 134.35 no longer listed for OPS","source":"FRQ","fields":[{"field":"FREQ_USE","old":"OPS","new":""}]},{"cycle":"2026-04-16","from_cycle":"2026-03-19","id":"51eea6fe7774","priority":"fyi","category":"runway","kind":"changed","summary":"runway 27: runway end elevation: 903.7 -> 904 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"903.7","new":"904"}]},{"cycle":"2026-02-19","from_cycle":"2026-01-22","id":"1a57618c8221","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: CAUTION:  NSTD AIRFIELD PAINT MARK ON EAST APR TO ID PRKG SPOTS.","source":"APT_RMK","original":"CAUTION:  NSTD AIRFIELD PAINT MARK ON EAST APR TO ID PRKG SPOTS.","fields":[{"field":"REMARK","old":"CAUTION:  NSTD AIRFIELD PAINT MARK ON EAST APR TO ID PRKG SPOTS.  NSTD AIRFIELD PAINT MARK ON TWYS E, F, AND WEST END OF TWY A TO ID UAS EQPT PLACEMENT.","new":"CAUTION:  NSTD AIRFIELD PAINT MARK ON EAST APR TO ID PRKG SPOTS."}]},{"cycle":"2024-12-26","from_cycle":"2024-11-28","id":"1484e19541a5","priority":"fyi","category":"navaid","kind":"changed","summary":"VOK (Volk) navaid: common system usage: no -> yes","source":"NAV_BASE","fields":[{"field":"NAS_USE_FLAG","old":"N","new":"Y"}]}],"first_cycle":"2024-12-26","last_cycle":"2026-10-01"}