{"schema_version":1,"airport":"7MI4","entries":[{"cycle":"2026-02-19","from_cycle":"2026-01-22","id":"87c2613b9058","priority":"fyi","category":"airport","kind":"added","summary":"airport attendance schedule: added UNATNDD","source":"APT_ATT"},{"cycle":"2026-02-19","from_cycle":"2026-01-22","id":"8a271622dace","priority":"fyi","category":"airport","kind":"changed","summary":"distance from the city's business district: 7 -> 6","source":"APT_BASE","fields":[{"field":"DIST_CITY_TO_AIRPORT","old":"7","new":"6"}]},{"cycle":"2025-10-02","from_cycle":"2025-09-04","id":"3ae26cd8dd0b","priority":"action","category":"frequency","kind":"added","summary":"frequency 122.9 (CTAF) added","source":"FRQ"},{"cycle":"2025-10-02","from_cycle":"2025-09-04","id":"3f41471514c6","priority":"fyi","category":"airport","kind":"changed","summary":"FAA district office: none -> DET","source":"APT_BASE","fields":[{"field":"ADO_CODE","old":"","new":"DET"}]},{"cycle":"2025-10-02","from_cycle":"2025-09-04","id":"a978aae6aee8","priority":"fyi","category":"runway","kind":"changed","summary":"runway H1: runway end elevation: none -> 761 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"","new":"761"}]}],"first_cycle":"2025-10-02","last_cycle":"2026-02-19"}