Origin time (ITItaly) Magnitude Region
1990-03-17 18:26:37 Md 2.3 1 km SW Rocca Priora (RM)
1990-03-17 21:35:15 Md 3.2 2 km SE Velletri (RM)
1990-03-17 21:51:57 Md 3.3 5 km W Albano Laziale (RM)
1990-03-17 22:01:42 Md 1.8 1 km NE Ariccia (RM)
1990-03-18 04:39:55 Md 2.0 1 km SW Genzano di Roma (RM)
1990-03-23 10:33:01 Md 2.3 2 km SW Monte Porzio Catone (RM)
1990-03-23 22:37:02 Md 2.2 2 km W Rocca di Papa (RM)
1990-03-25 14:35:21 Md 2.2 4 km S Ciampino (RM)
1990-03-30 02:55:40 Md 2.2 2 km W Rocca di Papa (RM)
1990-04-21 07:49:08 Md 1.9 3 km S Velletri (RM)
1990-06-06 04:26:53 Md 1.9 1 km NW Frascati (RM)
1990-06-10 05:18:29 Md 2.2 1 km S San Cesareo (RM)
1990-06-10 17:39:52 Md 2.6 2 km NW Castel Gandolfo (RM)
1990-06-30 01:33:42 Md 2.5 W Ariccia (RM)
1990-07-01 06:10:28 Md 2.4 1 km SE Rocca Priora (RM)
1990-07-05 13:30:22 Md 2.3 4 km S Velletri (RM)
1990-07-13 23:52:38 Md 2.5 2 km S Ciampino (RM)
1990-07-31 05:41:16 Md 2.2 1 km SE Castel Gandolfo (RM)
1990-08-24 11:51:09 Md 2.6 1 km W Rocca Priora (RM)
1990-08-29 18:35:01 Md 2.4 3 km E Nemi (RM)
1990-08-29 18:43:32 Md 2.1 4 km NE Nemi (RM)
1990-09-10 02:11:35 Md 3.2 5 km SE Lanuvio (RM)
1990-09-14 15:10:04 Md 2.2 1 km SW Rocca Priora (RM)
1990-09-21 01:57:33 Md 1.9 3 km N Ciampino (RM)
1990-10-21 01:50:08 Md 2.2 1 km W Velletri (RM)
1991-01-04 07:57:50 Md 1.9 2 km NW Velletri (RM)
1991-01-09 01:14:44 Md 2.2 1 km W San Cesareo (RM)
1991-01-12 13:44:02 Md 2.1 1 km NE Ariccia (RM)
1991-01-13 06:39:45 Md 2.4 2 km SE Frascati (RM)
1991-01-30 01:51:09 Md 1.9 1 km E Grottaferrata (RM)