{"schema_version":1,"airport":"DDH","entries":[{"cycle":"2026-02-19","from_cycle":"2026-01-22","id":"dff7504e119f","priority":"fyi","category":"airport","kind":"changed","summary":"name changed: Christopher Beitzel -> Chris Beitzel","source":"APT_CON","fields":[{"field":"NAME","old":"CHRISTOPHER BEITZEL","new":"CHRIS BEITZEL"}]},{"cycle":"2025-10-30","from_cycle":"2025-10-02","id":"b4c6ef5f4a3c","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: 20 FT GND, 250 FT RIGHT OF CNTRLN.","source":"APT_RMK","original":"20 FT GND, 250 FT RIGHT OF CNTRLN.","fields":[{"field":"REMARK","old":"+20 FT GND, 250 FT R OF CNTRLN.","new":"20 FT GND, 250 FT RIGHT OF CNTRLN."}]},{"cycle":"2025-10-02","from_cycle":"2025-09-04","id":"76eacf8272e0","priority":"action","category":"frequency","kind":"removed","summary":"frequency 121.725 (APT REMARK 5 WITH GCO FREQ) removed","source":"FRQ"},{"cycle":"2025-10-02","from_cycle":"2025-09-04","id":"8a625d7eb92a","priority":"action","category":"remark","kind":"changed","summary":"remark updated: NOISE ABATEMENT PROCS IN EFCT. AVOID FLT OVR HOMES SE OF ARPT. NOISE SENS AREA AER 31. RWY 13 IS PREFERRED USE RWY. IF PRACTICAL, DEP RWY 13 USING BEST ROC & WHEN ABV 400 FT AGL, TURN L WI 1 MI OF DER 13.","source":"APT_RMK","original":"NOISE ABATEMENT PROCS IN EFCT. AVOID FLT OVR HOMES SE OF ARPT. NOISE SENS AREA AER 31. RWY 13 IS PREFERRED USE RWY. IF PRACTICAL, DEP RWY 13 USING BEST ROC & WHEN ABV 400 FT AGL, TURN L WI 1 MI OF DER 13.","fields":[{"field":"REMARK","old":"NOISE ABATEMENT PROCS IN EFCT. AVOID OVER FLYING HOMES SE OF ARPT. NOISE SENSITIVE AREA AER 31. PREFERRED USE RWY IS RWY 13. IF PRACTICAL ACFT DEP RWY 13 USE BEST CLIMB RATE & WHEN ABOVE 400 FT AGL TURN LEFT WITHIN 1 MILE OF DER 13.","new":"NOISE ABATEMENT PROCS IN EFCT. AVOID FLT OVR HOMES SE OF ARPT. NOISE SENS AREA AER 31. RWY 13 IS PREFERRED USE RWY. IF PRACTICAL, DEP RWY 13 USING BEST ROC & WHEN ABV 400 FT AGL, TURN L WI 1 MI OF DER 13."}]},{"cycle":"2025-10-02","from_cycle":"2025-09-04","id":"49d877cd345a","priority":"fyi","category":"airport","kind":"changed","summary":"airport phone number changed to 802-272-7146","source":"APT_CON","fields":[{"field":"PHONE_NO","old":"802-272-7725","new":"802-272-7146"}]},{"cycle":"2025-10-02","from_cycle":"2025-09-04","id":"2775c4347a71","priority":"fyi","category":"airport","kind":"changed","summary":"services: added avionics (AVNCS); transient buoy storage: yes -> no","source":"APT_BASE","fields":[{"field":"OTHER_SERVICES","old":"","new":"AVNCS"},{"field":"TRNS_STRG_BUOY_FLAG","old":"Y","new":"N"}]},{"cycle":"2025-10-02","from_cycle":"2025-09-04","id":"c5a9a490b962","priority":"fyi","category":"remark","kind":"added","summary":"new remark: 40 FT TREES, 540 FT, 128 FT L, APCH SLP 8:1.","source":"APT_RMK","original":"40 FT TREES, 540 FT, 128 FT L, APCH SLP 8:1."},{"cycle":"2025-10-02","from_cycle":"2025-09-04","id":"bd695902ce79","priority":"fyi","category":"remark","kind":"removed","summary":"remark removed: GCO AVBL ON FREQ 121.725 THRU BTV CD & FLT SVCS.  OTS INDEFLY.","source":"APT_RMK","original":"GCO AVBL ON FREQ 121.725 THRU BTV CD & FLT SVCS.  OTS INDEFLY."},{"cycle":"2025-10-02","from_cycle":"2025-09-04","id":"a00f3dda24aa","priority":"fyi","category":"remark","kind":"removed","summary":"remark removed: RWY 13 THR HAZUS BIRD ACTVTY.","source":"APT_RMK","original":"RWY 13 THR HAZUS BIRD ACTVTY."},{"cycle":"2025-10-02","from_cycle":"2025-09-04","id":"13c74acb4c51","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: Birds are on and in the vicinity of the airport.","source":"APT_RMK","original":"BIRDS ON & INVOF ARPT.","fields":[{"field":"REMARK","old":"GEESE ON & INVOF ARPT.","new":"BIRDS ON & INVOF ARPT."}]},{"cycle":"2025-10-02","from_cycle":"2025-09-04","id":"6b06fffea554","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: FOR SVC CALL 802-442-5503; AFT HRS 888-649-5296.","source":"APT_RMK","original":"FOR SVC CALL 802-442-5503; AFT HRS 888-649-5296.","fields":[{"field":"REMARK","old":"FOR ARPT ATNDNC CALL 1-802-442-5503 OR 1-802-595-5830 FOR ON-CALL SVCS ONLY.","new":"FOR SVC CALL 802-442-5503; AFT HRS 888-649-5296."}]},{"cycle":"2025-10-02","from_cycle":"2025-09-04","id":"b141b32b9a5d","priority":"fyi","category":"runway","kind":"changed","summary":"runway 13: controlling obstacle changed (now 170 ft tall, 3100 ft from threshold, 425 ft off centerline, clearance slope 17:1)","source":"APT_RWY_END","fields":[{"field":"CNTRLN_DIR_CODE","old":"R","new":"L/R"},{"field":"CNTRLN_OFFSET","old":"549","new":"425"},{"field":"DIST_FROM_THR","old":"2781","new":"3100"},{"field":"OBSTN_CLNC_SLOPE","old":"16","new":"17"},{"field":"OBSTN_HGT","old":"159","new":"170"}]},{"cycle":"2025-02-20","from_cycle":"2025-01-23","id":"ed69a434ac90","priority":"fyi","category":"airport","kind":"changed","summary":"airport phone number changed to 802-272-7725","source":"APT_CON","fields":[{"field":"PHONE_NO","old":"802-279-2647","new":"802-272-7725"}]},{"cycle":"2025-02-20","from_cycle":"2025-01-23","id":"debd205966ec","priority":"fyi","category":"airport","kind":"changed","summary":"name changed: Rollin Tebbetts -> Christopher Beitzel","source":"APT_CON","fields":[{"field":"NAME","old":"ROLLIN TEBBETTS","new":"CHRISTOPHER BEITZEL"},{"field":"PHONE_NO","old":"802-585-5586","new":"802-272-7725"}]},{"cycle":"2024-09-05","from_cycle":"2024-08-08","id":"2073dfaacb53","priority":"fyi","category":"airport","kind":"changed","summary":"cold temperature airport (altitude correction at or below): -14C -> -12C","source":"APT_BASE","fields":[{"field":"CTA","old":"-14C","new":"-12C"}]},{"cycle":"2024-09-05","from_cycle":"2024-08-08","id":"a051f9fd2dfb","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: Cold temperature airport; altitude correction required at or below -12C.","source":"APT_RMK","original":"COLD TEMPERATURE AIRPORT. ALTITUDE CORRECTION REQUIRED AT OR BELOW -12C.","fields":[{"field":"REMARK","old":"COLD TEMPERATURE AIRPORT. ALTITUDE CORRECTION REQUIRED AT OR BELOW -14C.","new":"COLD TEMPERATURE AIRPORT. ALTITUDE CORRECTION REQUIRED AT OR BELOW -12C."}]}],"first_cycle":"2024-09-05","last_cycle":"2026-02-19"}