Data e Ora (UTC) Magnitudo Zona
1990-01-20 21:52:17 Md 2.2 2 km S Velletri (RM)
1990-01-22 00:44:33 Md 2.2 1 km W Lanuvio (RM)
1990-02-01 14:11:54 Md 2.2 1 km N Monte Compatri (RM)
1990-02-09 11:36:52 Md 2.2 1 km SW Rocca di Papa (RM)
1990-02-12 22:34:29 Md 2.2 2 km W Albano Laziale (RM)
1990-02-13 22:12:39 Md 2.2 2 km W Nemi (RM)
1990-02-14 06:06:57 Md 2.2 1 km E Castel Gandolfo (RM)
1990-02-14 06:47:54 Md 2.2 1 km SE Marino (RM)
1990-02-23 21:05:49 Md 2.2 1 km NW Nemi (RM)
1990-03-06 23:23:44 Md 2.2 1 km W Rocca di Papa (RM)
1990-03-16 16:43:19 Md 2.2 2 km S Rocca di Papa (RM)
1990-03-23 21:37:02 Md 2.2 2 km W Rocca di Papa (RM)
1990-03-25 12:35:21 Md 2.2 4 km S Ciampino (RM)
1990-03-30 00:55:40 Md 2.2 2 km W Rocca di Papa (RM)
1990-06-10 03:18:29 Md 2.2 1 km S San Cesareo (RM)
1990-07-31 03:41:16 Md 2.2 1 km SE Castel Gandolfo (RM)
1990-09-14 13:10:04 Md 2.2 1 km SW Rocca Priora (RM)
1990-10-21 00:50:08 Md 2.2 1 km W Velletri (RM)
1991-01-09 00:14:44 Md 2.2 1 km W San Cesareo (RM)
1991-04-18 04:59:04 Md 2.2 2 km W Albano Laziale (RM)
1991-12-08 01:58:33 Md 2.2 2 km NE Rocca Priora (RM)
1987-10-20 17:07:53 Md 2.1 3 km W Castel Gandolfo (RM)
1987-10-21 16:27:08 Md 2.1 1 km W Albano Laziale (RM)
1988-01-20 17:02:17 Md 2.1 2 km W Marino (RM)
1988-02-10 00:08:42 Md 2.1 3 km SE Velletri (RM)
1988-07-13 02:18:29 Md 2.1 3 km W Lanuvio (RM)
1988-10-26 13:26:37 Md 2.1 2 km NE Ciampino (RM)
1989-05-19 09:41:47 Md 2.1 2 km E Rocca di Papa (RM)
1989-05-20 01:50:40 Md 2.1 2 km NW Rocca di Papa (RM)
1989-05-23 04:22:12 Md 2.1 1 km SW San Cesareo (RM)