{"schema_version":1,"from_cycle":"2026-09-03","to_cycle":"2026-10-01","airport":"MT70","counts":{"action":3,"ifr":0,"fyi":2},"changes":[{"id":"11149250ed41","priority":"action","category":"tower","kind":"added","summary":"added (atc_base): facility type=NON-ATCT, facility id=MT70, facility name=BENEFIS HEALTH SYSTEM, region code=ANM, primary apch radio call=GREAT FALLS, apch p provider=GTF","source":"ATC_BASE"},{"id":"cdfbfe6207b0","priority":"action","category":"frequency","kind":"added","summary":"new frequency 128.6 (APCH/P DEP/P)","source":"FRQ"},{"id":"9a08156e2ffe","priority":"action","category":"frequency","kind":"added","summary":"new frequency 379.175 (APCH/P DEP/P)","source":"FRQ"},{"id":"812d8e52792e","priority":"fyi","category":"airport","kind":"changed","summary":"notam id: (none) -> FDC","source":"APT_BASE","fields":[{"field":"NOTAM_ID","old":"","new":"FDC"}]},{"id":"76366fd818fa","priority":"fyi","category":"remark","kind":"changed","summary":"revised remark: For clearance delivery contact Great Falls approach at 406-454-7555.","source":"APT_RMK","original":"FOR CD CTC GREAT FALLS APCH AT 406-454-7555.","fields":[{"field":"REMARK","old":"FOR CD CTC SALT LAKE ARTCC AT 801-320-2568.","new":"FOR CD CTC GREAT FALLS APCH AT 406-454-7555."}]}]}