Data e Ora (UTC) Magnitudo Zona
1991-01-12 12:44:02 Md 2.1 1 km NE Ariccia (RM)
1991-01-09 00:14:44 Md 2.2 1 km W San Cesareo (RM)
1991-01-04 06:57:50 Md 1.9 2 km NW Velletri (RM)
1990-10-21 00:50:08 Md 2.2 1 km W Velletri (RM)
1990-09-20 23:57:33 Md 1.9 3 km N Ciampino (RM)
1990-09-14 13:10:04 Md 2.2 1 km SW Rocca Priora (RM)
1990-09-10 00:11:35 Md 3.2 5 km SE Lanuvio (RM)
1990-08-29 16:43:32 Md 2.1 4 km NE Nemi (RM)
1990-08-29 16:35:01 Md 2.4 3 km E Nemi (RM)
1990-08-24 09:51:09 Md 2.6 1 km W Rocca Priora (RM)
1990-07-31 03:41:16 Md 2.2 1 km SE Castel Gandolfo (RM)
1990-07-13 21:52:38 Md 2.5 2 km S Ciampino (RM)
1990-07-05 11:30:22 Md 2.3 4 km S Velletri (RM)
1990-07-01 04:10:28 Md 2.4 1 km SE Rocca Priora (RM)
1990-06-29 23:33:42 Md 2.5 W Ariccia (RM)
1990-06-10 15:39:52 Md 2.6 2 km NW Castel Gandolfo (RM)
1990-06-10 03:18:29 Md 2.2 1 km S San Cesareo (RM)
1990-06-06 02:26:53 Md 1.9 1 km NW Frascati (RM)
1990-04-21 05:49:08 Md 1.9 3 km S Velletri (RM)
1990-03-30 00:55:40 Md 2.2 2 km W Rocca di Papa (RM)
1990-03-25 12:35:21 Md 2.2 4 km S Ciampino (RM)
1990-03-23 21:37:02 Md 2.2 2 km W Rocca di Papa (RM)
1990-03-23 09:33:01 Md 2.3 2 km SW Monte Porzio Catone (RM)
1990-03-18 03:39:55 Md 2.0 1 km SW Genzano di Roma (RM)
1990-03-17 21:01:42 Md 1.8 1 km NE Ariccia (RM)
1990-03-17 20:51:57 Md 3.3 5 km W Albano Laziale (RM)
1990-03-17 20:35:15 Md 3.2 2 km SE Velletri (RM)
1990-03-17 17:26:37 Md 2.3 1 km SW Rocca Priora (RM)
1990-03-17 16:20:56 Md 2.4 1 km SW Nemi (RM)
1990-03-16 16:43:19 Md 2.2 2 km S Rocca di Papa (RM)