{"schema_version":1,"airport":"8S1","entries":[{"cycle":"2024-11-28","from_cycle":"2024-10-31","id":"42af53e4b082","priority":"action","category":"remark","kind":"changed","summary":"remark updated: Activate precision approach path indicator runway 18 and 36; medium intensity runway lights runway 18/36 on common traffic advisory frequency.","source":"APT_RMK","original":"ACTVT PAPI RWY 18 & 36; MIRL RWY 18/36 - CTAF.","fields":[{"field":"REMARK","old":"ACTVT MIRL RY 18/36, PAPI RYS 18 & 36 - CTAF.","new":"ACTVT PAPI RWY 18 & 36; MIRL RWY 18/36 - CTAF."}]},{"cycle":"2024-11-28","from_cycle":"2024-10-31","id":"72a541a1da30","priority":"action","category":"frequency","kind":"changed","summary":"remark: ACTVT MIRL RY 18/36, PAPI RYS 18 & 36 - CTAF. -> ACTVT PAPI RWY 18 & 36; MIRL RWY 18/36 - CTAF.","source":"FRQ","fields":[{"field":"REMARK","old":"ACTVT MIRL RY 18/36, PAPI RYS 18 & 36 - CTAF.","new":"ACTVT PAPI RWY 18 & 36; MIRL RWY 18/36 - CTAF."}]},{"cycle":"2024-11-28","from_cycle":"2024-10-31","id":"05d04ecc1374","priority":"fyi","category":"airport","kind":"changed","summary":"airport phone number changed to 406-471-6581","source":"APT_CON","fields":[{"field":"PHONE_NO","old":"406-883-2482","new":"406-471-6581"}]},{"cycle":"2024-11-28","from_cycle":"2024-10-31","id":"1d7d12f0cf35","priority":"fyi","category":"airport","kind":"changed","summary":"bottled oxygen: none -> none; bulk oxygen: none -> none","source":"APT_BASE","fields":[{"field":"BOTTLED_OXY_TYPE","old":"NONE","new":""},{"field":"BULK_OXY_TYPE","old":"NONE","new":""}]},{"cycle":"2024-11-28","from_cycle":"2024-10-31","id":"7941ccbaf83e","priority":"fyi","category":"remark","kind":"added","summary":"new remark: Airport surface condition unmonitored 1700-0800.","source":"APT_RMK","original":"ARPT SFC COND UNMON 1700-0800."},{"cycle":"2024-11-28","from_cycle":"2024-10-31","id":"f2d1aba841b2","priority":"fyi","category":"remark","kind":"added","summary":"new remark: CTN WHEN LNDG FOR SBP ACTVT ADJ RIVER. +405 FT RIDGE 8500 FT FM RWY END.","source":"APT_RMK","original":"CTN WHEN LNDG FOR SBP ACTVT ADJ RIVER. +405 FT RIDGE 8500 FT FM RWY END."},{"cycle":"2024-11-28","from_cycle":"2024-10-31","id":"11c861fc444c","priority":"fyi","category":"remark","kind":"removed","summary":"remark removed: +405 FT RIDGE 8500 FT FM RY 36 END.","source":"APT_RMK","original":"+405 FT RIDGE 8500 FT FM RY 36 END."},{"cycle":"2024-11-28","from_cycle":"2024-10-31","id":"c7d55c85e2f8","priority":"fyi","category":"remark","kind":"removed","summary":"remark removed: When landing on runway 36, be alert to seaplane landings on the adjacent river.","source":"APT_RMK","original":"WHEN LNDG ON RY 36 BE ALERT TO SEAPLANE LNDGS ON ADJ RIVER."},{"cycle":"2024-11-28","from_cycle":"2024-10-31","id":"d47be0f4babf","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: -10 FT DITCH 168 FT FM RWY END ACRS CNTRLN; DROPS TO 60 FT 60 FT R.","source":"APT_RMK","original":"-10 FT DITCH 168 FT FM RWY END ACRS CNTRLN; DROPS TO 60 FT 60 FT R.","fields":[{"field":"REMARK","old":"-10 FT DITCH 168 FT FM RY END CROSSING RY CNTRLN DROPPING OFF TO -60 FT 60 FT R.","new":"-10 FT DITCH 168 FT FM RWY END ACRS CNTRLN; DROPS TO 60 FT 60 FT R."}]},{"cycle":"2024-11-28","from_cycle":"2024-10-31","id":"2b2f8a4c3e47","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: SELF SVC H24.","source":"APT_RMK","original":"SELF SVC H24.","fields":[{"field":"REMARK","old":"24 HR. SELF SERVICE FUEL AVAILIBLE.","new":"SELF SVC H24."}]},{"cycle":"2024-11-28","from_cycle":"2024-10-31","id":"d1250d6c936b","priority":"fyi","category":"runway","kind":"changed","summary":"runway 36: controlling obstacle changed (now 30 ft tall, 302 ft from threshold, 105 ft right of centerline, clearance slope 3:1)","source":"APT_RWY_END","fields":[{"field":"DIST_FROM_THR","old":"250","new":"302"},{"field":"OBSTN_CLNC_SLOPE","old":"2","new":"3"},{"field":"OBSTN_HGT","old":"20","new":"30"}]}],"first_cycle":"2024-11-28","last_cycle":"2024-11-28"}