| 1997-05-16 15 | 1998-09-16 15 | Datawell Mark 2 directional buoy | 30166 | NA-233 | 33 10.700' | 117 28.200' |
| 1998-09-29 10 | 1998-12-17 09 | Datawell Mark 2 directional buoy | 30210 | NA-234 | 33 10.700' | 117 28.300' |
| 1998-12-17 11 | 1999-08-17 08 | Datawell Mark 1 directional buoy | 30164 | NA-417 | 33 10.700' | 117 28.300' |
| 1999-08-19 09 | 2000-08-15 07 | Datawell Mark 2 directional buoy | 30210 | NA-416 | 33 10.700' | 117 28.300' |
| 2000-08-15 09 | 2001-02-27 08 | Datawell Mark 1 directional buoy | 30255 | NA-244 | 33 10.700' | 117 28.300' |
| 2001-02-27 10 | 2001-05-01 01 | Datawell Mark 2 directional buoy | 30250 | NA-246 | 33 10.700' | 117 28.300' |
| 2001-05-15 10 | 2002-03-26 09 | Datawell Mark 1 directional buoy | 30251 | NA-248 | 33 10.751' | 117 28.276' |
| 2002-03-26 11 | 2003-05-28 09 | Datawell Mark 2 directional buoy | 30256 | B1543G-39-02 | 33 10.751' | 117 28.276' |
| 2003-05-29 11 | 2003-09-05 05 | Datawell Mark 2 directional buoy | 30306 | B117-32-03 | 33 10.751' | 117 28.276' |
| 2003-09-13 03 | 2004-04-15 06 | Datawell Mark 2 directional buoy | 30306 | B117-32-03 | 33 10.759' | 117 28.275' |
| 2004-04-15 10 | 2004-12-21 07 | Datawell Mark 2 directional buoy | 30261 | B1489G-32-04 | 33 10.759' | 117 28.275' |
| 2004-12-21 09 | 2006-07-06 07 | Datawell Mark 2 directional buoy | 30255 | B1820G-39-04 | 33 10.759' | 117 28.275' |
| 2006-07-18 10 | 2007-06-28 07 | Datawell Mark 2 directional buoy | 30306 | B1490G-32-04 | 33 10.759' | 117 28.275' |
| 2007-06-28 10 | 2010-02-03 10 | Datawell Mark 3 directional buoy | 30568 | 43128 | 33 10.763' | 117 28.281' |
| 2010-02-03 12 | 2011-07-07 08 | Datawell Mark 2 directional buoy | 30404 | B1585G-39-02 | 33 10.763' | 117 28.281' |
| 2011-07-08 12 | 2012-02-13 11 | Datawell Mark 2 directional buoy | 30605 | B1585G-39-02 | 33 10.763' | 117 28.281' |
| 2012-02-13 15 | 2013-09-20 09 | Datawell Mark 3 directional buoy | 30345 | 43084 | 33 10.763' | 117 28.281' |
| 2013-09-20 11 | 2014-10-14 09 | Datawell Mark 3 directional buoy | 30210 | 43100 | 33 10.763' | 117 28.281' |
| 2014-10-14 13 | 2015-03-04 11 | Datawell Mark 3 directional buoy | 30252 | 43128 | 33 10.763' | 117 28.281' |
| 2015-03-04 15 | 2016-10-27 14 | Datawell Mark 3 directional buoy | 30252 | 70435 | 33 10.763' | 117 28.281' |
| 2016-10-27 16 | 2017-01-31 14 | Datawell Mark 4 directional buoy | 74057 | 74057 | 33 10.667' | 117 28.329' |
| 2017-01-31 16 | 2018-06-08 11 | Datawell Mark 3 directional buoy | 30568 | 70437 | 33 10.667' | 117 28.329' |
| 2018-06-08 13 | 2018-08-07 11 | Datawell Mark 3 directional buoy | 30635 | 70495 | 33 10.667' | 117 28.329' |
| 2018-08-09 10 | 2020-09-11 08 | Datawell Mark 3 directional buoy | 30635 | 70495 | 33 10.674' | 117 28.330' |
| 2020-09-11 10 | 2022-03-01 09 | Datawell Mark 3 directional buoy | 30507 | 70395 | 33 10.674' | 117 28.330' |
| 2022-03-01 13 | active | Datawell Mark 3 directional buoy | 30210 | 70397 | 33 10.765' | 117 28.277' |
