{"schema_version":1,"airport":"6V4","entries":[{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"97fdcd4a1529","priority":"ifr","category":"chart","kind":"added","summary":"minimums page (TAKEOFF MINIMUMS) added","source":"D-TPP","chart":{"code":"MIN","name":"TAKEOFF MINIMUMS","amdt":"","pdf":"https://aeronav.faa.gov/d-tpp/2609/NC1TO.PDF"}},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"f5e6b89c08f9","priority":"ifr","category":"chart","kind":"added","summary":"approach RNAV (GPS) RWY 13 added","source":"D-TPP","chart":{"code":"IAP","name":"RNAV (GPS) RWY 13","amdt":"0","pdf":"https://aeronav.faa.gov/d-tpp/2609/10064R13.PDF"}},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"d96c5dd3e2de","priority":"ifr","category":"chart","kind":"added","summary":"approach RNAV (GPS) RWY 31 added","source":"D-TPP","chart":{"code":"IAP","name":"RNAV (GPS) RWY 31","amdt":"0","pdf":"https://aeronav.faa.gov/d-tpp/2609/10064R31.PDF"}},{"cycle":"2026-08-06","from_cycle":"2026-07-09","id":"c3cd548c94b0","priority":"ifr","category":"tower","kind":"added","summary":"approach/departure control listed: ELLSWORTH (RCA)","source":"ATC_BASE","fields":[{"field":"FACILITY_TYPE","old":"","new":"NON-ATCT"},{"field":"FACILITY_ID","old":"","new":"6V4"},{"field":"FACILITY_NAME","old":"","new":"WALL MUNI"},{"field":"REGION_CODE","old":"","new":"AGL"},{"field":"PRIMARY_APCH_RADIO_CALL","old":"","new":"ELLSWORTH"},{"field":"APCH_P_PROVIDER","old":"","new":"RCA"}]},{"cycle":"2026-08-06","from_cycle":"2026-07-09","id":"acb851bff430","priority":"action","category":"frequency","kind":"added","summary":"frequency 119.5 (APCH/P DEP/P) added","source":"FRQ"},{"cycle":"2026-08-06","from_cycle":"2026-07-09","id":"1f0ea5509183","priority":"action","category":"frequency","kind":"added","summary":"frequency 127.95 (RAPID CITY RCAG) added","source":"FRQ"},{"cycle":"2026-08-06","from_cycle":"2026-07-09","id":"c471d74cb437","priority":"action","category":"frequency","kind":"added","summary":"frequency 259.1 (APCH/P) added","source":"FRQ"},{"cycle":"2026-08-06","from_cycle":"2026-07-09","id":"812920c1b666","priority":"action","category":"frequency","kind":"added","summary":"frequency 289.4 (DEP/P) added","source":"FRQ"},{"cycle":"2026-08-06","from_cycle":"2026-07-09","id":"28bc08b06530","priority":"action","category":"frequency","kind":"added","summary":"frequency 338.2 (RAPID CITY RCAG) added","source":"FRQ"},{"cycle":"2026-08-06","from_cycle":"2026-07-09","id":"bf4ed8e60483","priority":"action","category":"remark","kind":"added","summary":"new remark: APCH/DEP SVC PRVDD BY DENVER ARTCC (ZDV) ON FREQS 127.95/338.2 (RAPID CITY RCAG) WHEN ELLSWORTH APCH CLSD.","source":"ATC_RMK","original":"APCH/DEP SVC PRVDD BY DENVER ARTCC (ZDV) ON FREQS 127.95/338.2 (RAPID CITY RCAG) WHEN ELLSWORTH APCH CLSD."},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"3d9da2ef7bf3","priority":"fyi","category":"remark","kind":"removed","summary":"remark removed: EUO.","source":"APT_RMK","original":"EUO."},{"cycle":"2025-11-27","from_cycle":"2025-10-30","id":"bcf2ce7ea35f","priority":"action","category":"runway","kind":"changed","summary":"runway 13/31: pavement now in excellent condition; length: 3499 -> 4419 ft; width: 60 -> 75 ft","source":"APT_RWY","fields":[{"field":"COND","old":"FAIR","new":"EXCELLENT"},{"field":"RWY_LEN","old":"3499","new":"4419"},{"field":"RWY_WIDTH","old":"60","new":"75"}]},{"cycle":"2025-11-27","from_cycle":"2025-10-30","id":"fff39e93094d","priority":"action","category":"runway","kind":"changed","summary":"runway 31: controlling obstacle changed (now , clearance slope 20:1); markings now in good condition; displaced threshold elevation: none -> 2811.9 ft MSL; displaced threshold: none -> 662 ft; controlling obstacle: ANT -> none; runway end elevation: 2812.5 -> 2813.3 ft MSL; markings: basic (BSC) -> nonprecision instrument (NPI); touchdown zone elevation: 2812.7 -> 2811.9 ft MSL; threshold crossing height: 29 -> 44 ft AGL","source":"APT_RWY_END","fields":[{"field":"CNTRLN_OFFSET","old":"28","new":""},{"field":"DISPLACED_THR_ELEV","old":"","new":"2811.9"},{"field":"DISPLACED_THR_LEN","old":"","new":"662"},{"field":"DIST_FROM_THR","old":"1250","new":""},{"field":"OBSTN_CLNC_SLOPE","old":"22","new":"20"},{"field":"OBSTN_HGT","old":"46","new":""},{"field":"OBSTN_TYPE","old":"ANT","new":""},{"field":"RWY_END_ELEV","old":"2812.5","new":"2813.3"},{"field":"RWY_MARKING_COND","old":"FAIR","new":"GOOD"},{"field":"RWY_MARKING_TYPE_CODE","old":"BSC","new":"NPI"},{"field":"TDZ_ELEV","old":"2812.7","new":"2811.9"},{"field":"THR_CROSSING_HGT","old":"29","new":"44"}]},{"cycle":"2025-11-27","from_cycle":"2025-10-30","id":"db09d9bc5504","priority":"fyi","category":"runway","kind":"changed","summary":"runway 13: markings now in good condition; runway end elevation: 2799.6 -> 2802.2 ft MSL; markings: basic (BSC) -> nonprecision instrument (NPI); touchdown zone elevation: 2811.5 -> 2810.3 ft MSL; threshold crossing height: 29 -> 43 ft AGL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"2799.6","new":"2802.2"},{"field":"RWY_MARKING_COND","old":"FAIR","new":"GOOD"},{"field":"RWY_MARKING_TYPE_CODE","old":"BSC","new":"NPI"},{"field":"TDZ_ELEV","old":"2811.5","new":"2810.3"},{"field":"THR_CROSSING_HGT","old":"29","new":"43"}]},{"cycle":"2025-11-27","from_cycle":"2025-10-30","id":"c5f7f81753a7","priority":"fyi","category":"runway","kind":"changed","summary":"runway 18: runway end elevation: 2804.1 -> 2804.3 ft MSL; touchdown zone elevation: 2810.8 -> 2811.4 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"2804.1","new":"2804.3"},{"field":"TDZ_ELEV","old":"2810.8","new":"2811.4"}]},{"cycle":"2025-11-27","from_cycle":"2025-10-30","id":"b3638a7f0fcb","priority":"fyi","category":"runway","kind":"changed","summary":"runway 36: runway end elevation: 2806.4 -> 2806.6 ft MSL; touchdown zone elevation: 2810.8 -> 2811.4 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"2806.4","new":"2806.6"},{"field":"TDZ_ELEV","old":"2810.8","new":"2811.4"}]}],"first_cycle":"2025-11-27","last_cycle":"2026-09-03"}