Data e Ora (ITItalia) Magnitudo Zona
1990-06-10 05:10:54 Md 2.7 3 km SE Ussita (MC)
1990-06-17 03:29:03 Md 3.1 4 km SW Civitanova Marche (MC)
1990-07-01 05:57:15 Md 2.2 2 km NE Serrapetrona (MC)
1990-07-15 03:04:10 Md 2.5 2 km NW Comunanza (AP)
1990-08-16 01:07:54 M 2.6 2 km NW Monteleone di Fermo (FM)
1990-10-10 14:52:09 Md 2.0 7 km NE Pievebovigliana (MC)
1990-10-13 21:07:27 Md 2.8 2 km W Montalto delle Marche (AP) ... (AP)
1990-10-15 20:21:13 Md 2.0 2 km E Montalto delle Marche (AP) ... (AP)
1990-10-18 11:05:42 Md 3.1 2 km SW Cossignano (AP)
1990-10-18 19:52:53 Md 2.5 2 km NW Rotella (AP)
1990-10-20 03:25:36 Md 2.7 1 km SE Carassai (AP)
1990-10-21 03:43:28 Md 2.4 2 km E Montelparo (FM)
1990-10-21 10:53:14 Md 2.8 3 km S Monte Rinaldo (FM)
1990-10-21 14:44:22 Md 2.5 3 km SE Montelparo (FM)
1990-10-24 14:15:04 Md 2.3 3 km NW Montedinove (AP)
1990-10-24 19:48:33 Md 2.7 2 km NW Montedinove (AP)
1990-10-25 10:56:17 Md 2.2 2 km W Sarnano (MC)
1990-11-18 20:11:33 Md 2.5 2 km N Rotella (AP)
1990-12-20 04:46:32 Md 2.6 3 km W Falerone (FM)
1990-12-20 17:50:52 Md 3.0 2 km SE Montelupone (MC)
1990-12-28 02:33:36 Md 2.0 1 km NE Pievebovigliana (MC)
1991-02-09 13:37:07 Md 2.8 4 km NE Macerata (MC)
1991-03-17 14:36:10 Md 2.7 NE Montalto delle Marche (AP)
1991-03-20 19:56:38 Md 2.6 3 km E Bolognola (MC)
1991-04-30 08:40:55 Md 2.7 4 km W Tolentino (MC)
1991-07-16 11:07:34 Md 2.1 3 km SE San Ginesio (MC)
1991-07-17 04:55:16 Md 2.9 3 km W Monteleone di Fermo (FM)
1991-07-20 11:19:07 Md 2.0 4 km S Bolognola (MC)
1991-07-21 07:45:21 Md 2.4 2 km NW Monteleone di Fermo (FM)
1991-07-24 00:16:17 Md 2.8 3 km N Santa Vittoria in Matenano (FM) ... (FM)