| 1990 Goumenissa earthquake | — | Yunani |
| 1990 Carlentini earthquake | 5,6 | Italia |
 Gempa bumi Luzon 1990 | — | Filipina |
| 1990 South Sudan earthquakes | — | — |
 Gempa Bumi Manjil-Rudbar 1990 | 7,4 | Iran |
| 1990 Panay earthquake | — | Filipina |
 1990 Vrancea earthquakes | 7,0 | Rumania |
| 1990 Bishop's Castle earthquake | — | Britania Raya |
| 1990 Upland earthquake | — | — |
| 1990 Bohol Sea earthquake | — | — |