Data e Ora (UTC) Magnitudo Zona
1990-07-25 11:22:20 Md 2.1 3 km N Monte Cavallo (MC)
1990-07-15 01:04:10 Md 2.5 2 km NW Comunanza (AP)
1990-07-05 09:12:13 Md 2.2 7 km E Nocera Umbra (PG)
1990-07-01 03:57:15 Md 2.2 2 km NE Serrapetrona (MC)
1990-06-28 19:11:49 Md 2.3 2 km SW Muccia (MC)
1990-06-10 03:10:54 Md 2.7 3 km SE Ussita (MC)
1990-05-23 17:29:51 Md 2.0 2 km NW Muccia (MC)
1990-05-19 19:48:16 Md 2.2 3 km S Loro Piceno (MC)
1990-05-15 23:00:59 Md 2.3 4 km S Montegallo (AP)
1990-05-15 07:11:34 Md 2.1 6 km E Monte Cavallo (MC)
1990-05-15 01:51:23 Md 2.0 2 km NE Gualdo (MC)
1990-05-14 19:01:40 Md 2.7 2 km SE Sellano (PG)
1990-05-12 11:31:52 Md 2.4 2 km SE Sellano (PG)
1990-05-11 22:09:26 Md 2.7 3 km N Serravalle di Chienti (MC) ... (MC)
1990-05-09 21:55:35 Md 2.0 5 km E Sellano (PG)
1990-05-08 12:41:41 Md 2.1 5 km E Nocera Umbra (PG)
1990-04-27 21:26:16 Md 2.3 1 km NE Serravalle di Chienti (MC) ... (MC)
1990-04-22 10:47:16 Md 2.2 3 km NE Sellano (PG)
1990-04-04 09:43:17 Md 2.7 1 km W Gualdo (MC)
1990-03-28 09:51:13 Md 2.0 6 km E Nocera Umbra (PG)
1990-03-23 23:15:01 Md 1.9 8 km SW Serravalle di Chienti (MC) ... (MC)
1990-03-23 20:53:54 Md 2.1 9 km W Monte Cavallo (MC)
1990-03-20 20:30:41 Md 2.2 3 km E Ripe San Ginesio (MC)
1990-03-20 05:57:43 Md 2.1 4 km NE Bolognola (MC)
1990-03-18 05:26:38 Md 2.0 4 km SW Monte Cavallo (MC)
1990-03-18 05:16:34 Md 1.9 5 km S Monte Cavallo (MC)
1990-03-10 11:46:29 Md 2.3 2 km NE Pievebovigliana (MC)
1990-03-10 10:05:54 Md 1.9 5 km NW Monte Cavallo (MC)
1990-03-08 23:26:16 Md 2.5 3 km W Arquata del Tronto (AP)
1990-03-05 04:27:21 Md 2.1 2 km NE Penna San Giovanni (MC)