NDBC has recently revised the NDBC Handbook of Automated Data Quality Control Checks and Procedures. The new document can be found on our Publications page.
Maintenance Schedule
Station Maintenance Schedule, updated March 23, 2025
NOTE: Outage correction visits may happen earlier, when they can be combined with other regularly scheduled maintenance. Unsuitable weather does cause schedule changes.
| Station | Earliest Service Visit | Operation |
| 21413 | July 2025 | DART Hull Deployment /BPR Exchange/ |
| 21416 | July 2025 | DART Hull & BPR Exchange /New Mooring |
| 21418 | July 2025 | DART Hull & BPR Exchange /UMI |
| 21419 | July 2025 | DART Hull & BPR Exchange /New Mooring |
| 21420 | July 2025 | DART Hull Deployment / BPR Exchange /New Mooring |
| 32303 | April 2025 | TAO Recap |
| 32304 | April 2025 | TAO Recap |
| 32305 | April 2025 | TAO Recap |
| 32315 | May 2025 | TAO Recap |
| 32316 | May 2025 | TAO Recap |
| 32317 | May 2025 | TAO Recap |
| 32318 | April 2025 | TAO Recap |
| 32319 | April 2025 | TAO Recap |
| 32320 | April 2025 | TAO Recap |
| 32321 | April 2025 | TAO Recap |
| 32322 | April 2025 | TAO Recap |
| 32322 | April 2025 | TAO Recap |
| 32323 | May 2025 | TAO Recap |
| 32411 | April 2025 | DART Hull Exchange / UMI |
| 32413 | April 2025 | DART Hull Deploy / BPR Exchange / New Mooring |
| 41001 | April 2025 | SCP Hull & Mooring Deployment |
| 41002 | February 2025 | Recover adrift hull -USCG |
| 41002 | April 2025 | SCP Hull & Mooring Deployment |
| 41004 | April 2025 | SCP Service /Mooring Service |
| 41008 | May 2025 | SCP Service /Mooring Service |
| 41009 | May 2025 | SCP Service /Mooring Service |
| 41013 | April 2025 | SCP Service /Mooring Service |
| 41025 | April 2025 | SCP Hull Exchange /Mooring Exchange |
| 41040 | April 2025 | SCP Service /Mooring Inspection |
| 41041 | Deferred 2024 & 2025 | |
| 41043 | April 2025 | SCP Service & Mooring Exchange |
| 41044 | March 2025 | SCP Service /Mooring Inspection |
| 41046 | Adrift / Recovery Requested - USCG | |
| 41046 | April 2025 | SCP Hull & Mooring Deployment |
| 41047 | April 2025 | SCP Hull & Mooring Deployment |
| 41048 | Deferred 2024 & 2025 | |
| 41420 | April 2025 | Deploy/Service |
| 41421 | April 2025 | Deploy/Service |
| 41425 | April 2025 | Deploy/Service |
| 42003 | Deferred 2024 & 2025 | |
| 42039 | Deferred 2024 & 2025 | |
| 42040 | Deferred 2024 & 2025 | |
| 42057 | March 2025 | SCP Service / Mooring Insp |
| 42058 | March 2025 | SCP Service /Mooring Inspection |
| 42059 | March 2025 | SCP Hull & Mooring Exchange |
| 42060 | March 2025 | SCP Service & Mooring Exchange |
| 42407 | March 2025 | DART Hull Exchange / Mooring Inspection |
| 43001 | May 2025 | TAO Recap |
| 43301 | April 2025 | TAO Recap |
| 43412 | April 2025 | DART Hull & BPR Exchange /New Mooring |
| 43413 | April 2025 | DART Hull & BPR Exchange/ New Mooring |
| 44005 | SCP Service / New Mooring -USCG | |
| 44008 | April 2025 | SCP Hull Deployment /New mooring |
| 44009 | April 2025 | SCP Hull Exchange / All Chain Mooring Service |
| 44009 | April 2025 | SCP Hull Exchange / Mooring Service |
| 44011 | April 2025 | SCP Service /Mooring Exchange |
| 44014 | April 2025 | SCP Service /Mooring Inspection |
| 44017 | Deferred 2024 & 2025 | |
| 44018 | Recover Only (USCG) | |
| 44018 | Deferred 2024 & 2025 | |
| 44020 | April 2025 | SCP Hull Exchange /Mooring Service |
| 44066 | Deferred 2024 & 2025 | |
| 44402 | April 2025 | Deploy/Service |
| 44403 | April 2025 | Deploy/Service |
| 46001 | June 2025 | SCP Hull Exchange /Mooring Inspection |
| 46002 | October 2025 | SCP Hull Deployment /New mooring |
| 46005 | October 2025 | SCP Service /Mooring Inspection |
| 46006 | October 2025 | SCP Service /New mooring |
| 46011 | May 2025 | SCP Service /Mooring Inspection |
| 46012 | Deferred 2024 & 2025 | |
| 46013 | May 2025 | SCP Service /Mooring Inspection |
| 46014 | May 2025 | SCP Service /Mooring Inspection |
| 46022 | May 2025 | SCP Service /Mooring Inspection |
| 46025 | SCP Service / New Mooring -USCG | |
| 46026 | SCOOP Hull exchange /New mooring -USCG | |
| 46027 | May 2025 | SCP Service /Mooring Inspection |
| 46028 | May 2025 | SCP Service /New mooring |
| 46029 | May 2025 | SCP Hull Exchange /New mooring |
| 46035 | June 2025 | SCP Service /Mooring Inspection |
| 46041 | October 2025 | SCP Hull Exchange /UMI |
| 46042 | SCP Hull Exchange /New Mooring -USCG | |
| 46047 | Request Coast Guard Heavy Lift, recover adrift 3-meter NOAA hull and remaining moo | |
| 46047 | May 2025 | SCP Hull Exchange /New Mooring |
| 46050 | May 2025 | SCP Hull Exchange /New mooring |
| 46053 | SCP Hull Exchange / New Mooring -USCG | |
| 46054 | SCP Hull Exchange /New Mooring -USCG | |
| 46059 | October 2025 | SCP Hull Deployment /New mooring |
| 46060 | June 2025 | SCP Hull Deployment / New Mooring |
| 46061 | June 2025 | SCP Hull Exchange / Mooring Inspection |
| 46066 | June 2025 | SCP Hull Exchange /New mooring |
| 46069 | Deferred 2024 & 2025 | |
| 46070 | CG RECON Requested to determine status. | |
| 46070 | June 2025 | SCP Hull deploy / New mooring |
| 46073 | June 2025 | SCP Service /New Mooring |
| 46075 | Visual or Electronic verification of status of hull at Station 46075 - USCG | |
| 46075 | June 2025 | SCP Hull Exchange/ New mooring |
| 46076 | SCP Service /UMI -USCG | |
| 46077 | June 2025 | Legacy to SCP Hull Exchange /Mooring Inspection |
| 46078 | June 2025 | SCP Service /Mooring Inspection |
| 46081 | March 2025 | SCP hull exchange /New mooring -USCG |
| 46082 | June 2025 | SCP Service /Mooring Inspection |
| 46083 | June 2025 | SCP Hull Deploy /New mooring |
| 46085 | May 2025 | Deploy SCP hull / new mooring |
| 46086 | May 2025 | SCP Hull Exchange /New mooring |
| 46087 | SCP Service /Mooring Inspection /Current Meter Service -USCG | |
| 46088 | SCP Service /UMI /Current Meter Service -USCG | |
| 46404 | October 2025 | DART Hull & BPR Exchange /New Mooring |
| 46407 | October 2025 | DART Hull Deploy / BPR Exchange /New Mooring |
| 46408 | June 2025 | DART Hull & BPR Exchange /New Mooring |
| 46409 | June 2025 | DART Hull & BPR Exchange |
| 46413 | June 2025 | DART Hull & BPR Exchange /New Mooring |
| 46414 | June 2025 | DART Hull & BPR Exchange /New Mooring |
| 46415 | June 2025 | DART Hull & BPR Exchange / Mooring Inspection |
| 46416 | June 2025 | DART Hull & BPR Exchange |
| 51000 | October 2025 | SCP Hull Exchange /New mooring |
| 51003 | Request CG heavy lift asset to recover adrift 3-meter NOAA buoy from Sta 51003. | |
| 51003 | Coast Guard H/L Asset - Deploy new SCP hull and mooring at Station 51003. | |
| 51004 | October 2025 | SCP Hull Exchange /New mooring |
| 51010 | September 2025 | TAO RECAP |
| 51019 | September 2025 | Recover Only |
| 51021 | September 2025 | TAO RECAP |
| 51023 | September 2025 | TAO RECAP |
| 51302 | September 2025 | Recover Only |
| 51303 | September 2025 | Tao Refresh |
| 51304 | September 2025 | TAO Refresh |
| 51305 | September 2025 | TAO RECAP |
| 51306 | September 2025 | TAO RECAP |
| 51309 | September 2025 | TAO Refresh |
| 51310 | September 2025 | TAO Refresh |
| 51407 | October 2025 | DART Hull & BPR Exchange /Mooring Inspection |
| 51425 | August 2025 | DART Hull Exchange / Mooring Inspection |
| 52001 | August 2025 | TAO Recap |
| 52002 | August 2025 | TAO RECAP |
| 52003 | August 2025 | TAO Refresh |
| 52004 | August 2025 | TAO Refresh |
| 52006 | August 2025 | TAO Recap |
| 52007 | August 2025 | TAO Refresh |
| 52310 | August 2025 | TAO Recap |
| 52311 | August 2025 | TAO Recap |
| 52312 | August 2025 | TAO Recap |
| 52321 | August 2025 | TAO RECAP |
| 52401 | August 2025 | Deploy DART Hull /Exchange BPR / New Mooring |
| 52403 | July 2025 | DART Hull Deployment /BPR Exchange / |
| 52404 | July 2025 | DART Hull Deployment / BPR Exchange / |
| 52406 | August 2025 | Deploy DART Hull/ Exchange BPR / New Mooring |
| amaa2 | April 2025 | Service -USCG |
| auga2 | April 2025 | Service -USCG |
| blia2 | April 2025 | Service -USCG |
| clkn7 | Request CGC HELO to swap out CMAN tower at CLNK7, Cape Lookout. | |
| ffia2 | April 2025 | Service -USCG |
| fila2 | April 2025 | Service -USCG |
| mrka2 | April 2025 | Service -USCG |
| pila2 | April 2025 | Service -USCG |
| pota2 | April 2025 | Service -USCG |
| sanf1 | Service weather package. |
Please note that this page concerns major service of stations operated by NDBC. Service of other sensor outages on other NDBC stations may take place on the way to these major service events. Not all stations on the web site are operated by NDBC. If an outage is not listed here, please check the station page. A link for the owner/operator will take you to their web site. Questions about non-NDBC station outages should be addressed to those operators.
More details about NDBC station status can be viewed in the "Remarks" sections of the NDBC Platform Status Report.
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