Data e Ora (ITItalia) Magnitudo Zona
1990-09-12 10:34:12 Md 3.0 4 km S Campello sul Clitunno (PG) ... (PG)
1990-09-12 11:52:11 Md 2.8 5 km S Campello sul Clitunno (PG) ... (PG)
1990-09-14 11:46:16 Md 2.8 5 km SW Narni (TR)
1990-09-16 20:46:18 Md 2.2 5 km SE Castel Ritaldi (PG)
1990-10-01 01:44:37 Md 2.8 3 km N San Gemini (TR)
1990-10-03 04:43:46 Md 3.1 3 km E Spoleto (PG)
1990-10-03 05:35:24 Md 2.7 5 km S Campello sul Clitunno (PG) ... (PG)
1990-10-07 03:27:22 Md 2.1 4 km SE Castel Ritaldi (PG)
1990-10-11 12:22:03 Md 2.2 6 km SW Castel Ritaldi (PG)
1990-11-30 15:56:27 Md 2.4 4 km E Poggio Bustone (RI)
1990-12-09 11:06:55 Md 2.3 7 km E Acquasparta (TR)
1990-12-17 03:59:07 Md 2.3 5 km NW Micigliano (RI)
1990-12-25 15:43:12 Md 3.4 5 km SW Arrone (TR)
1990-12-26 21:51:59 Md 2.5 5 km E Terni (TR)
1990-12-28 04:51:16 Md 2.4 3 km S Narni (TR)
1991-01-05 07:05:19 Md 2.1 8 km SW Castel Ritaldi (PG)
1991-01-10 21:14:00 Md 3.3 4 km E Polino (TR)
1991-01-10 21:15:59 Md 2.3 2 km NE Polino (TR)
1991-01-10 21:24:46 Md 2.3 4 km W Montefranco (TR)
1991-01-10 23:54:46 Md 2.4 3 km S Monteleone di Spoleto (PG) ... (PG)
1991-03-16 07:11:55 Md 2.1 5 km S Cascia (PG)
1991-03-31 01:38:22 Md 2.3 3 km N Avigliano Umbro (TR)
1991-03-31 05:29:09 Md 3.1 2 km W Monteleone di Spoleto (PG) ... (PG)
1991-04-04 19:54:31 Md 2.2 3 km N Monteleone di Spoleto (PG) ... (PG)
1991-04-07 16:06:33 Md 3.0 4 km SW Castel Ritaldi (PG)
1991-06-03 05:24:46 Md 2.3 3 km W Terni (TR)
1991-06-19 04:55:11 Md 2.3 3 km E Massa Martana (PG)
1991-06-20 02:24:19 Md 2.5 6 km E Massa Martana (PG)
1991-06-26 06:14:15 Md 2.5 4 km W Monteleone di Spoleto (PG) ... (PG)
1991-07-17 05:30:45 Md 2.2 SE Sant'Anatolia di Narco (PG)