{"schema_version":1,"airport":"58M","entries":[{"cycle":"2026-05-14","from_cycle":"2026-04-16","id":"7cd23cfa71fe","priority":"fyi","category":"runway","kind":"changed","summary":"runway 13/31: pavement now in poor condition","source":"APT_RWY","fields":[{"field":"COND","old":"FAIR","new":"POOR"}]},{"cycle":"2026-05-14","from_cycle":"2026-04-16","id":"b2d58b160604","priority":"fyi","category":"runway","kind":"changed","summary":"runway 13: controlling obstacle changed (now 50 ft tall, 804 ft from threshold, 42 ft left of centerline, clearance slope 12:1)","source":"APT_RWY_END","fields":[{"field":"CNTRLN_OFFSET","old":"28","new":"42"},{"field":"DIST_FROM_THR","old":"803","new":"804"},{"field":"OBSTN_HGT","old":"49","new":"50"}]},{"cycle":"2026-05-14","from_cycle":"2026-04-16","id":"2af4f83b47e5","priority":"fyi","category":"runway","kind":"changed","summary":"runway 31: controlling obstacle changed (now 92 ft tall, 506 ft from threshold, 89 ft left of centerline, clearance slope 3:1)","source":"APT_RWY_END","fields":[{"field":"CNTRLN_DIR_CODE","old":"R","new":"L"},{"field":"CNTRLN_OFFSET","old":"110","new":"89"},{"field":"DIST_FROM_THR","old":"476","new":"506"},{"field":"OBSTN_CLNC_SLOPE","old":"2","new":"3"},{"field":"OBSTN_HGT","old":"102","new":"92"}]},{"cycle":"2025-05-15","from_cycle":"2025-04-17","id":"08a250dec2ac","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: PLINE, MKD 10 FT, 40 FT FM THR. TREES 35 FT, 145 FT FM THR.","source":"APT_RMK","original":"PLINE, MKD 10 FT, 40 FT FM THR. TREES 35 FT, 145 FT FM THR.","fields":[{"field":"REMARK","old":"PLINE, MKD 10 FT, 40 FT FM THR.","new":"PLINE, MKD 10 FT, 40 FT FM THR. TREES 35 FT, 145 FT FM THR."}]},{"cycle":"2025-05-15","from_cycle":"2025-04-17","id":"8e502568d98d","priority":"fyi","category":"runway","kind":"changed","summary":"runway 13: controlling obstacle changed (now 49 ft tall, 803 ft from threshold, 28 ft left of centerline, clearance slope 12:1)","source":"APT_RWY_END","fields":[{"field":"CNTRLN_DIR_CODE","old":"R","new":"L"},{"field":"CNTRLN_OFFSET","old":"157","new":"28"},{"field":"DIST_FROM_THR","old":"993","new":"803"},{"field":"OBSTN_CLNC_SLOPE","old":"9","new":"12"},{"field":"OBSTN_HGT","old":"86","new":"49"}]},{"cycle":"2025-05-15","from_cycle":"2025-04-17","id":"bba04ed0b9ed","priority":"fyi","category":"runway","kind":"changed","summary":"runway 31: controlling obstacle changed (now 102 ft tall, 476 ft from threshold, 110 ft right of centerline, clearance slope 2:1)","source":"APT_RWY_END","fields":[{"field":"CNTRLN_OFFSET","old":"93","new":"110"},{"field":"DIST_FROM_THR","old":"479","new":"476"},{"field":"OBSTN_CLNC_SLOPE","old":"3","new":"2"},{"field":"OBSTN_HGT","old":"92","new":"102"}]}],"first_cycle":"2025-05-15","last_cycle":"2026-05-14"}