Data e Ora (ITItalia) Magnitudo Zona
1989-10-25 22:22:19 Md 2.0 1 km SE Colonna (RM)
1989-10-30 11:32:15 Md 2.2 4 km NW Colonna (RM)
1989-11-03 06:59:09 Md 2.1 4 km NE Monterotondo (RM)
1989-11-15 22:11:27 Md 3.4 3 km SW Rocca Priora (RM)
1989-11-20 16:36:26 Md 2.5 3 km NW Lariano (RM)
1989-11-26 21:03:57 Md 2.4 1 km N Monte Compatri (RM)
1989-12-05 08:40:25 Md 2.0 4 km NW Colonna (RM)
1989-12-06 20:03:01 Md 2.2 3 km W Trevi nel Lazio (FR)
1989-12-09 01:09:28 Md 2.1 3 km W Trevi nel Lazio (FR)
1989-12-18 07:30:51 Md 2.8 3 km S San Cesareo (RM)
1989-12-20 00:56:41 Md 2.5 2 km NE Colonna (RM)
1989-12-29 01:20:35 Md 2.0 5 km NW Colonna (RM)
1989-12-29 18:22:13 Md 2.2 5 km N Monte Porzio Catone (RM)
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)
1990-01-07 02:53:19 Md 2.5 1 km N Monte Porzio Catone (RM)
1990-01-07 11:56:37 Md 2.4 4 km S Labico (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)
1990-01-18 22:27:39 Md 1.9 1 km NW Colonna (RM)
1990-02-01 15:11:54 Md 2.2 1 km N Monte Compatri (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)
1990-02-10 21:24:44 Md 2.3 5 km NW Colonna (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)
1990-03-17 18:26:37 Md 2.3 1 km SW Rocca Priora (RM)
1990-03-23 10:33:01 Md 2.3 2 km SW Monte Porzio Catone (RM)
1990-04-01 21:54:42 Md 2.1 2 km S Fara in Sabina (RI)