{"schema_version":1,"airport":"CO55","entries":[{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"f57f273d65fb","priority":"fyi","category":"runway","kind":"changed","summary":"runway 16: runway end elevation: 5133 -> 5129.4 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"5133","new":"5129.4"}]},{"cycle":"2026-09-03","from_cycle":"2026-08-06","id":"bdeac6c7f0eb","priority":"fyi","category":"runway","kind":"changed","summary":"runway 34: runway end elevation: 5163 -> 5160.2 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"5163","new":"5160.2"}]},{"cycle":"2026-08-06","from_cycle":"2026-07-09","id":"63adbbd575b4","priority":"action","category":"airport","kind":"changed","summary":"airport lighting schedule: none -> see remarks (SEE RMK)","source":"APT_BASE","fields":[{"field":"LGT_SKED","old":"","new":"SEE RMK"}]},{"cycle":"2026-08-06","from_cycle":"2026-07-09","id":"1a42924c7423","priority":"action","category":"frequency","kind":"added","summary":"frequency 123.05 (CTAF) added","source":"FRQ"},{"cycle":"2026-08-06","from_cycle":"2026-07-09","id":"8433681ee282","priority":"action","category":"remark","kind":"added","summary":"new remark: ACTVT MIRL RWY 16/34 - CTAF.","source":"APT_RMK","original":"ACTVT MIRL RWY 16/34 - CTAF."},{"cycle":"2026-08-06","from_cycle":"2026-07-09","id":"352b1ea7c6be","priority":"action","category":"runway","kind":"changed","summary":"runway 16/34: pavement now in good condition; edge light intensity: none -> medium (MED)","source":"APT_RWY","fields":[{"field":"COND","old":"","new":"GOOD"},{"field":"RWY_LGT_CODE","old":"","new":"MED"}]},{"cycle":"2026-08-06","from_cycle":"2026-07-09","id":"8a536690ed40","priority":"fyi","category":"runway","kind":"changed","summary":"runway 16: runway end elevation: none -> 5133 ft MSL; markings: none -> none","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"","new":"5133"},{"field":"RWY_MARKING_TYPE_CODE","old":"","new":"NONE"}]},{"cycle":"2026-08-06","from_cycle":"2026-07-09","id":"5385301a6080","priority":"fyi","category":"runway","kind":"changed","summary":"runway 34: runway end elevation: none -> 5163 ft MSL; markings: none -> none","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"","new":"5163"},{"field":"RWY_MARKING_TYPE_CODE","old":"","new":"NONE"}]},{"cycle":"2026-06-11","from_cycle":"2026-05-14","id":"1124881d60ca","priority":"action","category":"airport","kind":"changed","summary":"airport attendance hours changed: 0700-1600 -> 0800-1700","source":"APT_ATT","fields":[{"field":"HOUR","old":"0700-1600","new":"0800-1700"}]},{"cycle":"2026-06-11","from_cycle":"2026-05-14","id":"d136a2832d88","priority":"fyi","category":"airport","kind":"changed","summary":"airport phone number changed to 970-420-7452; name changed: Tom Satterly -> Christopher Robertson","source":"APT_CON","fields":[{"field":"NAME","old":"TOM SATTERLY","new":"CHRISTOPHER ROBERTSON"},{"field":"PHONE_NO","old":"970-491-0006","new":"970-420-7452"}]},{"cycle":"2026-06-11","from_cycle":"2026-05-14","id":"b691be82066b","priority":"fyi","category":"airport","kind":"changed","summary":"airport phone number changed to 970-491-8985; airport contact address: none -> 200 W. LAKE ST","source":"APT_CON","fields":[{"field":"ADDRESS1","old":"","new":"200 W. LAKE ST"},{"field":"PHONE_NO","old":"970-491-0006","new":"970-491-8985"}]},{"cycle":"2026-06-11","from_cycle":"2026-05-14","id":"b366b9f90663","priority":"fyi","category":"remark","kind":"added","summary":"new remark: ARPT UNDER CONSTRUCTION 03/01/2026 - 06/01/2026.","source":"APT_RMK","original":"ARPT UNDER CONSTRUCTION 03/01/2026 - 06/01/2026."},{"cycle":"2026-06-11","from_cycle":"2026-05-14","id":"1cb7895f18c4","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: 2 UNLGTD TWRS ON ARPT, APRX 30 FT HIGH.","source":"APT_RMK","original":"2 UNLGTD TWRS ON ARPT, APRX 30 FT HIGH.","fields":[{"field":"REMARK","old":"TWO 30 FT LGTD TWRS ON ARPT.","new":"2 UNLGTD TWRS ON ARPT, APRX 30 FT HIGH."}]},{"cycle":"2026-06-11","from_cycle":"2026-05-14","id":"59fb39822778","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: OTR CTC: 970-491-8985; CHRISTOPHER.ROBERTSON@COLOSTATE.EDU","source":"APT_RMK","original":"OTR CTC: 970-491-8985; CHRISTOPHER.ROBERTSON@COLOSTATE.EDU","fields":[{"field":"REMARK","old":"CHRISTOPHER ROBERTSON 970-491-8985","new":"OTR CTC: 970-491-8985; CHRISTOPHER.ROBERTSON@COLOSTATE.EDU"}]}],"first_cycle":"2026-06-11","last_cycle":"2026-09-03"}