Data e Ora (ITItalia) Magnitudo Zona
1989-12-30 22:25:35 Md 2.6 1 km E Monte Porzio Catone (RM)
1989-12-30 23:17:36 Md 2.2 5 km NW Colonna (RM)
1990-01-01 21:00:13 Md 2.4 3 km E Nemi (RM)
1990-01-03 16:50:36 Md 2.4 2 km S Rocca di Papa (RM)
1990-01-04 07:34:17 Md 2.3 1 km NE Nemi (RM)
1990-01-07 02:53:19 Md 2.5 1 km N Monte Porzio Catone (RM)
1990-01-13 23:44:47 Md 2.2 3 km NW Colonna (RM)
1990-01-15 02:36:29 Md 2.3 1 km SW Colonna (RM)
1990-01-16 04:32:19 Md 2.7 1 km S Nemi (RM)
1990-01-17 11:16:39 Md 2.0 4 km NW Frascati (RM)
1990-01-18 22:27:39 Md 1.9 1 km NW Colonna (RM)
1990-01-22 04:36:10 Md 3.2 E Nemi (RM)
1990-02-01 15:11:54 Md 2.2 1 km N Monte Compatri (RM)
1990-02-05 13:47:58 Md 2.1 SE Ariccia (RM)
1990-02-05 23:05:41 Md 2.0 1 km N Rocca di Papa (RM)
1990-02-07 04:27:04 Md 2.2 7 km NW Colonna (RM)
1990-02-08 21:08:16 Md 2.1 4 km N Colonna (RM)
1990-02-09 04:26:41 Md 2.1 1 km E Albano Laziale (RM)
1990-02-09 12:36:52 Md 2.2 1 km SW Rocca di Papa (RM)
1990-02-10 12:05:53 Md 2.7 SE Genzano di Roma (RM)
1990-02-10 21:24:44 Md 2.3 5 km NW Colonna (RM)
1990-02-10 22:41:51 Md 2.6 4 km SW Ariccia (RM)
1990-02-12 23:34:29 Md 2.2 2 km W Albano Laziale (RM)
1990-02-13 23:12:39 Md 2.2 2 km W Nemi (RM)
1990-02-14 00:26:02 Md 2.3 E Castel Gandolfo (RM)
1990-02-14 07:06:57 Md 2.2 1 km E Castel Gandolfo (RM)
1990-02-14 07:47:54 Md 2.2 1 km SE Marino (RM)
1990-02-20 23:30:42 Md 2.4 E Monte Compatri (RM)
1990-02-20 23:34:58 Md 2.3 6 km NW Colonna (RM)
1990-02-21 22:02:38 Md 2.1 4 km NW Colonna (RM)