{"schema_version":1,"airport":"4V0","entries":[{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"dffe2bfb417a","priority":"fyi","category":"frequency","kind":"removed","summary":"flight service (FSS) 122.3 via the Rangely outlet no longer available","source":"FRQ"},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"dcbc3dc30097","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: For clearance delivery contact Denver ARTCC at 303-651-4257.","source":"APT_RMK","original":"FOR CD CTC DENVER ARTCC AT 303-651-4257.","fields":[{"field":"REMARK","old":"FOR CD IF UNA TO CTC ON FSS FREQ, CTC DENVER ARTCC AT 303-651-4257.","new":"FOR CD CTC DENVER ARTCC AT 303-651-4257."}]},{"cycle":"2026-08-06","from_cycle":"2026-07-09","id":"3647bf7488bb","priority":"action","category":"tower","kind":"changed","summary":"approach/departure control now provided by ZDV (was ); approach/departure control: none -> DENVER ARTCC (ZDV)","source":"ATC_BASE","fields":[{"field":"APCH_P_PROVIDER","old":"","new":"ZDV"},{"field":"APCH_P_PROV_TYPE_CD","old":"","new":"C"},{"field":"DEP_P_PROVIDER","old":"","new":"ZDV"},{"field":"DEP_P_PROV_TYPE_CD","old":"","new":"C"},{"field":"PRIMARY_APCH_RADIO_CALL","old":"","new":"DENVER ARTCC"},{"field":"PRIMARY_DEP_RADIO_CALL","old":"","new":"DENVER ARTCC"}]},{"cycle":"2026-08-06","from_cycle":"2026-07-09","id":"4cbbe9faaa15","priority":"action","category":"frequency","kind":"changed","summary":"approach control radio call: none -> DENVER ARTCC","source":"FRQ","fields":[{"field":"PRIMARY_APPROACH_RADIO_CALL","old":"","new":"DENVER ARTCC"}]},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"a3b865539cce","priority":"ifr","category":"chart","kind":"changed","summary":"approach RNAV (GPS) RWY 07 redrawn (still original)","source":"D-TPP","chart":{"code":"IAP","name":"RNAV (GPS) RWY 07","amdt":"0","pdf":"https://aeronav.faa.gov/d-tpp/2607/09058R7.PDF"}},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"5d0a9f6906d6","priority":"ifr","category":"chart","kind":"changed","summary":"approach RNAV (GPS) RWY 25 redrawn (still amdt 0A)","source":"D-TPP","chart":{"code":"IAP","name":"RNAV (GPS) RWY 25","amdt":"0A","pdf":"https://aeronav.faa.gov/d-tpp/2607/09058R25.PDF"}},{"cycle":"2025-09-04","from_cycle":"2025-08-07","id":"9111afe4d5be","priority":"fyi","category":"remark","kind":"added","summary":"new remark: NMRS PRAIRIE DOG HOLES ON AND INVOF RWY SAFETY AREAS.","source":"APT_RMK","original":"NMRS PRAIRIE DOG HOLES ON AND INVOF RWY SAFETY AREAS."},{"cycle":"2025-09-04","from_cycle":"2025-08-07","id":"a8e3a7be01a8","priority":"fyi","category":"runway","kind":"changed","summary":"runway 07: controlling obstacle changed (now , clearance slope 20:1); markings now in fair condition; controlling obstacle: ROAD -> none","source":"APT_RWY_END","fields":[{"field":"CNTRLN_DIR_CODE","old":"B","new":""},{"field":"CNTRLN_OFFSET","old":"167","new":""},{"field":"DIST_FROM_THR","old":"788","new":""},{"field":"OBSTN_CLNC_SLOPE","old":"32","new":"20"},{"field":"OBSTN_HGT","old":"18","new":""},{"field":"OBSTN_TYPE","old":"ROAD","new":""},{"field":"RWY_MARKING_COND","old":"GOOD","new":"FAIR"}]},{"cycle":"2025-09-04","from_cycle":"2025-08-07","id":"ddd4e67dae68","priority":"fyi","category":"runway","kind":"changed","summary":"runway 25: controlling obstacle changed (now , clearance slope 20:1); markings now in fair condition; controlling obstacle: ROAD -> none","source":"APT_RWY_END","fields":[{"field":"CNTRLN_DIR_CODE","old":"B","new":""},{"field":"CNTRLN_OFFSET","old":"166","new":""},{"field":"DIST_FROM_THR","old":"665","new":""},{"field":"OBSTN_CLNC_SLOPE","old":"22","new":"20"},{"field":"OBSTN_HGT","old":"21","new":""},{"field":"OBSTN_TYPE","old":"ROAD","new":""},{"field":"RWY_MARKING_COND","old":"GOOD","new":"FAIR"}]},{"cycle":"2025-08-07","from_cycle":"2025-07-10","id":"1aba4eaf8671","priority":"fyi","category":"airport","kind":"changed","summary":"airport phone number changed to 970-549-7709; name changed: Wesley Milhim -> Zachary Guthrie","source":"APT_CON","fields":[{"field":"NAME","old":"WESLEY MILHIM","new":"ZACHARY GUTHRIE"},{"field":"PHONE_NO","old":"970-675-2316","new":"970-549-7709"}]},{"cycle":"2025-05-15","from_cycle":"2025-04-17","id":"281e6439403b","priority":"fyi","category":"airport","kind":"changed","summary":"cold temperature airport (altitude correction at or below): -18C -> -17C","source":"APT_BASE","fields":[{"field":"CTA","old":"-18C","new":"-17C"}]},{"cycle":"2025-05-15","from_cycle":"2025-04-17","id":"ab4b12b98c76","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: Cold temperature airport; altitude correction required at or below -17C.","source":"APT_RMK","original":"COLD TEMPERATURE AIRPORT. ALTITUDE CORRECTION REQUIRED AT OR BELOW -17C.","fields":[{"field":"REMARK","old":"COLD TEMP ARPT. ALT COR RQRD AT OR BELOW -18C.","new":"COLD TEMPERATURE AIRPORT. ALTITUDE CORRECTION REQUIRED AT OR BELOW -17C."}]}],"first_cycle":"2025-05-15","last_cycle":"2026-09-03"}