{"schema_version":1,"airport":"S21","entries":[{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"78f3f09b9b70","priority":"action","category":"remark","kind":"removed","summary":"remark removed: COMMUNICATIONS PRVDD BY MC MINNVILLE RADIO ON FREQ 122.3 (SUNRIVER RCO).","source":"ATC_RMK","original":"COMMUNICATIONS PRVDD BY MC MINNVILLE RADIO ON FREQ 122.3 (SUNRIVER RCO)."},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"2c761fa3ec8c","priority":"fyi","category":"frequency","kind":"removed","summary":"flight service (FSS) 122.3 via the Sunriver outlet no longer available","source":"FRQ"},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"3348137088df","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: For clearance delivery contact Seattle ARTCC at 253-351-3694.","source":"APT_RMK","original":"FOR CD CTC SEATTLE ARTCC AT 253-351-3694.","fields":[{"field":"REMARK","old":"FOR CD IF UNA TO CTC ON FSS FREQ, CTC SEATTLE ARTCC AT 253-351-3694.","new":"FOR CD CTC SEATTLE ARTCC AT 253-351-3694."}]},{"cycle":"2025-11-27","from_cycle":"2025-10-30","id":"cc1acff002af","priority":"fyi","category":"runway","kind":"changed","summary":"runway 18/36: pavement now in excellent condition","source":"APT_RWY","fields":[{"field":"COND","old":"FAIR","new":"EXCELLENT"}]}],"first_cycle":"2025-11-27","last_cycle":"2026-09-03"}