https://amend.watch/8S1/ What changes at 8S1 each FAA cycle, in plain English, action items first. en-us Fri, 09 Oct 2026 19:31:29 +0000 720 https://amend.watch/8S1/ amend.watch/8S1/2026-10-29 Thu, 01 Oct 2026 09:01:00 +0000 <p>FAA cycle effective 29 Oct 2026 at 0901Z, compared to 01 Oct 2026.</p><h3>FYI (2)</h3><ul><li>Airport: Airport owner zip+4: none → 2133</li><li>Airport: Airport phone number: 406-471-6581 → 406-544-8004; airport manager: Vince Jennison → Rick Newman; airport manager zip+4: none → 9263</li></ul><p><a href="https://amend.watch/8S1/">See every change on Amend</a> · <a href="https://www.faa.gov/air_traffic/flight_info/aeronav/aero_data/NASR_Subscription/2026-10-29">FAA source</a></p><p><small>Not for navigation. Always use official FAA publications, NOTAMs and a proper preflight briefing.</small></p> https://amend.watch/8S1/#c-2024-11-28 amend.watch/8S1/2024-11-28 Thu, 31 Oct 2024 09:01:00 +0000 <p>FAA cycle effective 28 Nov 2024 at 0901Z, compared to 31 Oct 2024.</p><h3>Action (2)</h3><ul><li>Remark: Remark updated: Activate precision approach path indicator runway 18 and 36; medium intensity runway lights runway 18/36 on common traffic advisory frequency.<br><small>FAA text: ACTVT PAPI RWY 18 &amp; 36; MIRL RWY 18/36 - CTAF.</small></li><li>Frequency: Remark: ACTVT MIRL RY 18/36, PAPI RYS 18 &amp; 36 - CTAF. → ACTVT PAPI RWY 18 &amp; 36; MIRL RWY 18/36 - CTAF.</li></ul><h3>FYI (9)</h3><ul><li>Airport: Airport phone number changed to 406-471-6581</li><li>Airport: Bottled oxygen: none → none; bulk oxygen: none → none</li><li>Remark: New remark: Airport surface condition unmonitored 1700-0800.<br><small>FAA text: ARPT SFC COND UNMON 1700-0800.</small></li><li>Remark: New remark: CTN WHEN LNDG FOR SBP ACTVT ADJ RIVER. +405 FT RIDGE 8500 FT FM RWY END.<br><small>FAA text: CTN WHEN LNDG FOR SBP ACTVT ADJ RIVER. +405 FT RIDGE 8500 FT FM RWY END.</small></li><li>Remark: Remark removed: +405 FT RIDGE 8500 FT FM RY 36 END.<br><small>FAA text: +405 FT RIDGE 8500 FT FM RY 36 END.</small></li><li>Remark: Remark removed: When landing on runway 36, be alert to seaplane landings on the adjacent river.<br><small>FAA text: WHEN LNDG ON RY 36 BE ALERT TO SEAPLANE LNDGS ON ADJ RIVER.</small></li><li>Remark: Remark updated: -10 FT DITCH 168 FT FM RWY END ACRS CNTRLN; DROPS TO 60 FT 60 FT R.<br><small>FAA text: -10 FT DITCH 168 FT FM RWY END ACRS CNTRLN; DROPS TO 60 FT 60 FT R.</small></li><li>Remark: Remark updated: SELF SVC H24.<br><small>FAA text: SELF SVC H24.</small></li><li>Runway: Runway 36: controlling obstacle changed (now 30 ft tall, 302 ft from threshold, 105 ft right of centerline, clearance slope 3:1)</li></ul><p><a href="https://amend.watch/8S1/#c-2024-11-28">See every change on Amend</a> · <a href="https://www.faa.gov/air_traffic/flight_info/aeronav/aero_data/NASR_Subscription/2024-11-28">FAA source</a></p><p><small>Not for navigation. Always use official FAA publications, NOTAMs and a proper preflight briefing.</small></p>