| 2024-03-16 | 2024-03-16 | Replaced buoy | |
| 2024-03-15 | 2024-03-15 | New mooring | |
| 2022-12-15 | 2022-12-15 | Replaced buoy | |
| 2022-12-14 | 2022-12-14 | New mooring | |
| 2020-12-02 | 2020-12-02 | Replaced buoy | |
| 2020-12-01 | 2020-12-01 | New mooring | |
| 2019-03-05 | 2019-03-05 | Replaced buoy | |
| 2018-02-09 | 2018-02-09 | Replaced buoy | |
| 2016-10-07 | 2016-10-07 | Replaced buoy | |
| 2016-09-24 | 2016-10-07 | Data hold: wave, sst | Buoy sunk, imploded. |
| 2016-09-23 | 2016-09-23 | Gauge failure | Implosion, cause unknown. |
| 2015-09-08 | 2015-09-08 | Deployed buoy | |
| 2015-09-07 | 2015-09-07 | New mooring | |
| 2015-08-27 | 2015-08-27 | Recovered buoy | |
| 2014-07-18 | 2014-07-18 | Deployed buoy | |
| 2014-07-17 | 2014-07-17 | New mooring | |
| 2014-06-09 | 2014-06-09 | Recovered buoy | |
| 2014-06-08 | 2014-06-08 | Buoy offsite | |
| 2013-04-19 | 2013-04-19 | Replaced buoy | |
| 2012-12-13 | 2013-04-19 | Data hold: wave | Wave sensor failure. |
| 2012-12-12 | 2012-12-12 | Gauge failure | Bad low-frequency data and power issues. |
| 2012-09-22 | 2012-09-22 | Deployed buoy | |
| 2012-09-21 | 2012-09-21 | New mooring | |
| 2012-06-12 | 2012-06-12 | Recovered buoy | |
| 2012-06-01 | 2012-06-01 | Data acquisition failure | Iridium communications problem |
| 2011-09-14 | 2011-09-14 | Replaced buoy | |
| 2011-07-12 | 2011-07-14 | Power outage | - |
| 2010-05-05 | 2010-05-05 | Data acquisition failure | Comm link from island down. Issues with the network on the island. |
| 2010-03-29 | 2010-03-31 | Data acquisition failure | Comm link to island down. |
| 2009-12-04 | 2009-12-04 | Deployed buoy | |
| 2009-12-04 | 2009-12-04 | Recovered buoy | |
| 2009-08-06 | 2009-08-09 | Power outage | Planned power outage on SNI. |
| 2009-06-19 | 2009-06-19 | Replaced buoy | |
| 2009-06-18 | 2009-06-18 | New mooring | |
| 2008-06-13 | 2008-06-15 | Data acquisition failure | - |
| 2008-06-05 | 2008-06-08 | Power outage | Planned maintenance, shore station powered down. |
| 2008-04-18 | 2008-04-20 | Data acquisition failure | Comm link to island down. |
| 2008-04-17 | 2008-04-17 | Deployed buoy | |
| 2008-04-17 | 2008-04-17 | New mooring | |
| 2007-11-08 | 2007-11-08 | Recovered buoy | |
| 2007-11-07 | 2007-11-07 | Buoy offsite | |
| 2007-08-28 | 2007-08-28 | Replaced buoy | |
| 2007-08-27 | 2007-08-27 | New mooring | |
| 2007-02-21 | 2007-08-13 | Data acquisition failure | Comm link to island down. Repairs completed Aug 14. |
| 2007-02-12 | 2007-02-13 | Data acquisition failure | Comm link to island down. |
| 2006-12-16 | 2006-12-18 | Data acquisition failure | Comm link to island down. |
| 2006-10-01 | 2007-10-02 | Other | -6 minute 1 second error CPU time |
| 2006-09-26 | 2006-10-01 | Data acquisition failure | - |
| 2006-07-26 | 2006-07-26 | Shore station failure | Clock failure. |
| 2006-05-24 | 2006-05-24 | Deployed buoy | |
| 2006-05-23 | 2006-05-23 | New mooring | |
| 2005-11-01 | 2005-11-01 | Recovered buoy | |
| 2005-10-29 | 2005-10-29 | Buoy offsite | |
| 2005-06-28 | 2005-06-28 | Deployed buoy | |
| 2005-06-27 | 2005-07-18 | Power outage | Power restored 7/19 with solar setup. |
| 2005-06-27 | 2005-06-27 | New mooring | |
| 2005-05-12 | 2005-05-12 | Recovered buoy | |
| 2005-05-10 | 2005-05-10 | Buoy offsite | |
| 2005-02-23 | 2005-02-27 | Data acquisition failure | Network down. |
| 2005-01-14 | 2005-01-17 | Power outage | - |
| 2005-01-07 | 2005-01-09 | Power outage | - |
| 2004-10-22 | 2004-10-24 | Power outage | - |
| 2004-08-02 | 2004-08-02 | Other | Server down at Pt. Mugu, restarted @ 1500UTC |
| 2004-07-20 | 2004-07-20 | Deployed buoy | |
| 2004-07-19 | 2004-07-19 | New mooring | |
| 2004-06-02 | 2004-06-02 | Recovered buoy | |
| 2004-02-23 | 2004-02-23 | Power outage | - |
| 2003-07-15 | 2003-07-15 | Replaced buoy | |
| 2003-05-04 | 2003-05-04 | Power outage | - |
| 2002-10-22 | 2002-10-22 | New mooring | |
| 2002-10-22 | 2002-10-22 | Deployed buoy | |
| 2002-09-10 | 2002-09-10 | Recovered buoy | |
| 2002-09-10 | 2002-09-10 | Buoy offsite | |
| 2002-08-06 | 2002-08-19 | Antenna problems | Shore station antenna |
| 2002-07-25 | 2002-07-25 | New mooring | |
| 2002-07-25 | 2002-07-25 | Deployed buoy | |
| 2002-05-10 | 2002-05-10 | Recovered buoy | |
| 2002-04-29 | 2002-04-29 | Buoy offsite | |
| 2001-12-30 | 2001-12-30 | Data acquisition failure | Hardware failure |
| 2001-10-01 | 2001-10-01 | Radio interference | Severe interference. |
| 2001-08-12 | 2001-08-21 | Telephone problems | - |
| 2001-07-06 | 2001-07-06 | Data acquisition failure | Transmission problem. |
| 2001-06-18 | 2001-06-19 | Data acquisition failure | Shore computer down. |
| 2001-04-20 | 2001-04-20 | Replaced buoy | |
| 2000-06-29 | 2000-06-29 | Telephone problems | Phone line down. |
| 2000-03-23 | 2000-03-23 | Deployed buoy | |
| 2000-03-02 | 2000-03-02 | Recovered buoy | |
| 2000-03-01 | 2000-03-01 | Buoy offsite | |
| 1999-12-08 | 1999-12-14 | Antenna problems | Antenna damaged. |
| 1999-08-03 | 1999-08-03 | Deployed buoy | |
| 1998-11-20 | 1998-11-20 | Recovered buoy | |
| 1998-08-12 | 1998-08-12 | Deployed buoy | |
| 1997-11-18 | 1997-11-18 | Recovered buoy | |
| 1997-08-13 | 1997-08-13 | Deployed buoy | |
| 1996-11-26 | 1996-11-26 | Recovered buoy | |
| 1996-09-04 | 1996-09-04 | Deployed buoy | |
| 1994-04-22 | 1994-04-22 | Recovered buoy | |
| 1993-10-01 | 1993-10-01 | Deployed buoy | |
| 1993-09-30 | 1993-09-30 | New mooring | |
| 1993-09-01 | 1993-09-01 | Recovered buoy | |
| 1992-11-20 | 1993-01-19 | Data hold: wave, sst | Bad low frequency data. |
| 1992-08-18 | 1992-08-18 | Deployed buoy | |
| 1992-08-14 | 1992-08-14 | Recovered buoy | |
| 1991-04-23 | 1991-04-23 | Deployed buoy | |
| 1991-04-22 | 1991-04-22 | New mooring | |
| 1990-12-31 | 1999-08-31 | Other | Intermittent data collection, files in Datawell .SPT format. |
