| 1982-10-19 01 | 1984-09-05 11 | Datawell non-directional buoy | NAVY | - | 33 24.400' | 119 40.100' |
| 1984-09-05 12 | 1985-05-02 03 | Datawell non-directional buoy | NAVY | - | 33 24.000' | 119 39.000' |
| 1985-06-11 17 | 1985-08-15 21 | Datawell non-directional buoy | NAVY | - | 33 24.000' | 119 39.000' |
| 1985-08-15 21 | 1985-09-30 12 | Datawell non-directional buoy | NAVY | - | 33 24.000' | 119 39.000' |
| 1987-06-05 10 | 1991-01-29 21 | Datawell non-directional buoy | NAVY | - | 33 22.800' | 119 39.800' |
| 2015-03-17 08 | 2017-04-01 19 | Datawell Mark 3 directional buoy | 30718 | 70013 | 33 24.002' | 119 39.088' |
