Data e Ora (UTC) Magnitudo Zona
1990-07-15 01:04:10 Md 2.5 2 km NW Comunanza (AP)
1990-08-15 23:07:54 M 2.6 2 km NW Monteleone di Fermo (FM)
1990-08-30 20:08:34 Md 3.0 3 km N Accumoli (RI)
1990-09-05 19:38:09 Md 2.4 3 km E Accumoli (RI)
1990-10-09 04:39:10 Md 2.5 6 km SE Castelsantangelo sul Nera (MC) ... (MC)
1990-10-13 20:07:27 Md 2.8 2 km W Montalto delle Marche (AP) ... (AP)
1990-10-15 03:48:27 Md 2.2 3 km SW Montegallo (AP)
1990-10-15 19:21:13 Md 2.0 2 km E Montalto delle Marche (AP) ... (AP)
1990-10-15 23:00:59 Md 2.3 4 km S Montegallo (AP)
1990-10-18 10:05:42 Md 3.1 2 km SW Cossignano (AP)
1990-10-18 18:52:53 Md 2.5 2 km NW Rotella (AP)
1990-10-20 02:25:36 Md 2.7 1 km SE Carassai (AP)
1990-10-21 02:43:28 Md 2.4 2 km E Montelparo (FM)
1990-10-21 09:53:14 Md 2.8 3 km S Monte Rinaldo (FM)
1990-10-21 13:44:22 Md 2.5 3 km SE Montelparo (FM)
1990-10-22 23:00:11 Md 2.8 2 km S Controguerra (TE)
1990-10-24 13:15:04 Md 2.3 3 km NW Montedinove (AP)
1990-10-24 18:48:33 Md 2.7 2 km NW Montedinove (AP)
1990-10-25 09:56:17 Md 2.2 2 km W Sarnano (MC)
1990-11-18 19:11:33 Md 2.5 2 km N Rotella (AP)
1990-12-20 03:46:32 Md 2.6 3 km W Falerone (FM)
1991-01-26 19:53:10 Md 2.5 6 km NW Cortino (TE)
1991-01-26 20:01:02 Md 2.4 6 km W Rocca Santa Maria (TE)
1991-03-17 13:36:10 Md 2.7 NE Montalto delle Marche (AP)
1991-03-20 18:56:38 Md 2.6 3 km E Bolognola (MC)
1991-03-23 18:55:23 Md 2.9 2 km SE Monsampolo del Tronto (AP) ... (AP)
1991-04-27 04:16:14 Md 2.4 5 km N Acquasanta Terme (AP)
1991-05-11 11:46:23 Md 2.8 4 km NW Monsampolo del Tronto (AP) ... (AP)
1991-07-12 12:05:30 Md 3.2 S Corropoli (TE)
1991-07-17 02:55:16 Md 2.9 3 km W Monteleone di Fermo (FM)