https://amend.watch/NHK/ What changes at NHK each FAA cycle, in plain English, action items first. en-us Fri, 09 Oct 2026 19:31:29 +0000 720 https://amend.watch/NHK/#c-2026-02-19 amend.watch/NHK/2026-02-19 Thu, 22 Jan 2026 09:01:00 +0000 <p>FAA cycle effective 19 Feb 2026 at 0901Z, compared to 22 Jan 2026.</p><h3>FYI (2)</h3><ul><li>Navaid: NHK navaid: remark: DME UNUSBL 026-045 BYD 20 NM; 060-075; 076-090 BYD 15 NM; 135-170 BYD 15 NM; 171-190; 191-220 BYD 25 NM; 221-240 BYD 15 NM; 250-290 BYD 15 NM; 355-025. → DME UNUSBL 026-045 BYD 20 NM; 076-090 BYD 15 NM; 135-170 BYD 15 NM; 191-220 BYD 25 NM; 221-240 BYD 15 NM; 250-290 BYD 15 NM.</li><li>Navaid: NHK navaid: remark: TACAN AZM UNUSBL 026-045 BYD 20 NM; 060-075; 076-090 BYD 15 NM; 135-170 BYD 15 NM; 171-190; 191-220 BYD 25 NM; 221-240 BYD 15 NM; 250-290 BYD 15 NM; 355-025. → TACAN AZM UNUSBL 026-045 BYD 20 NM; 060-075 BYD 12 NM BLW 2500 FT; 076-090 BYD 15 NM; 135-170 BYD 15 NM; 171-190 BYD 12 NM BLW 2500 FT; 191-220 BYD 25 NM; 221-240 BYD 15 NM; 250-290 BYD 15 NM; 322-332 BYD 12 NM BLW 2500 FT; 355-025 BYD 12 NM BLW 2500 FT.</li></ul><p><a href="https://amend.watch/NHK/#c-2026-02-19">See every change on Amend</a> · <a href="https://www.faa.gov/air_traffic/flight_info/aeronav/aero_data/NASR_Subscription/2026-02-19">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/NHK/#c-2026-01-22 amend.watch/NHK/2026-01-22 Thu, 25 Dec 2025 09:01:00 +0000 <p>FAA cycle effective 22 Jan 2026 at 0901Z, compared to 25 Dec 2025.</p><h3>Action (2)</h3><ul><li>Navaid: NHK NDB (400) decommissioned/removed</li><li>Frequency: Frequency 400.0 (NHK NDB) removed</li></ul><h3>IFR procedures (1)</h3><ul><li>Navaid: Removed navaid remark: UNUSBL BYD 10 NM.<br><small>FAA text: UNUSBL BYD 10 NM.</small></li></ul><p><a href="https://amend.watch/NHK/#c-2026-01-22">See every change on Amend</a> · <a href="https://www.faa.gov/air_traffic/flight_info/aeronav/aero_data/NASR_Subscription/2026-01-22">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/NHK/#c-2025-08-07 amend.watch/NHK/2025-08-07 Thu, 10 Jul 2025 09:01:00 +0000 <p>FAA cycle effective 07 Aug 2025 at 0901Z, compared to 10 Jul 2025.</p><h3>IFR procedures (1)</h3><ul><li>Route: Preferred IFR routes: 3 changed</li></ul><p><a href="https://amend.watch/NHK/#c-2025-08-07">See every change on Amend</a> · <a href="https://www.faa.gov/air_traffic/flight_info/aeronav/aero_data/NASR_Subscription/2025-08-07">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/NHK/#c-2024-12-26 amend.watch/NHK/2024-12-26 Thu, 28 Nov 2024 09:01:00 +0000 <p>FAA cycle effective 26 Dec 2024 at 0901Z, compared to 28 Nov 2024.</p><h3>Action (1)</h3><ul><li>Airspace: Airspace is now: (was: class d svc 1200-0400z++ mon-fri, 1300-2300z++ sat-sun, clsd hol; other times class e)</li></ul><h3>FYI (3)</h3><ul><li>Navaid: NHK (Nas Patuxent River) navaid: common system usage: no → yes</li><li>Remark: New remark: MISC: CLASS D AVAIL EXCLUDING THAT AIRSPACE WITHIN RESTRICTED AREAS R-4005 AND R-4007 WHEN ACTIVE. SEE FLIP AP/1 SUPPLEMENTARY ARPT REMARKS.<br><small>FAA text: MISC: CLASS D AVAIL EXCLUDING THAT AIRSPACE WITHIN RESTRICTED AREAS R-4005 AND R-4007 WHEN ACTIVE. SEE FLIP AP/1 SUPPLEMENTARY ARPT REMARKS.</small></li><li>Remark: Remark updated: MISC: FOR INFO REGARDING CIVIL AIR LANDING PERMITS (CALPS) CTC AFM AT 301-342-8923 OR EMAIL NASPATUXENTRIVERCALPS@US.NAVY.MIL.<br><small>FAA text: MISC: FOR INFO REGARDING CIVIL AIR LANDING PERMITS (CALPS) CTC AFM AT 301-342-8923 OR EMAIL NASPATUXENTRIVERCALPS@US.NAVY.MIL.</small></li></ul><p><a href="https://amend.watch/NHK/#c-2024-12-26">See every change on Amend</a> · <a href="https://www.faa.gov/air_traffic/flight_info/aeronav/aero_data/NASR_Subscription/2024-12-26">FAA source</a></p><p><small>Not for navigation. Always use official FAA publications, NOTAMs and a proper preflight briefing.</small></p>