Data e Ora (UTC) Magnitudo Zona
1990-10-25 01:09:37 Md 2.4 4 km E Cantiano (PU)
1990-11-24 03:56:25 Md 2.6 5 km E Cantiano (PU)
1990-11-26 22:02:20 Md 2.5 6 km SW Serra Sant'Abbondio (PU)
1990-12-03 18:12:05 Md 2.5 4 km SW Serra Sant'Abbondio (PU)
1990-12-29 03:07:05 Md 2.5 4 km NE Macerata Feltria (PU)
1991-01-19 10:29:32 Md 2.3 4 km NW Sassoferrato (AN)
1991-02-04 16:15:57 Md 2.0 1 km NW Acqualagna (PU)
1991-03-02 10:20:35 Md 2.3 4 km NW Sassoferrato (AN)
1991-03-03 02:47:59 Md 2.4 3 km W Cantiano (PU)
1991-03-09 17:26:21 Md 2.5 6 km NE Sigillo (PG)
1991-03-21 01:47:57 Md 2.6 7 km E Acqualagna (PU)
1991-04-03 10:36:27 Md 2.1 3 km SW Sestino (AR)
1991-05-17 19:24:59 Md 2.0 2 km NE Borgo Pace (PU)
1991-06-04 01:14:26 Md 2.3 4 km SE Pietralunga (PG)
1991-06-09 19:25:42 Md 2.4 3 km SW Scheggia e Pascelupo (PG) ... (PG)
1991-06-23 23:31:24 Md 2.5 7 km SW Gubbio (PG)
1991-06-24 09:17:14 Md 2.4 7 km SW Sassoferrato (AN)
1991-07-14 17:18:09 Md 2.4 3 km W Sestino (AR)
1991-07-19 13:47:29 Md 2.2 4 km S Pietralunga (PG)
1991-07-19 23:26:10 Md 2.3 5 km NW Cagli (PU)
1991-08-04 03:57:37 Md 2.4 2 km SW Gubbio (PG)
1991-08-08 06:57:19 Md 2.4 3 km NW Frontone (PU)
1991-08-18 19:26:27 Md 2.3 6 km SE Pietralunga (PG)
1991-09-10 13:51:26 Md 2.3 5 km NE San Giustino (PG)
1991-09-21 13:42:12 Md 2.1 5 km NE Pietralunga (PG)
1991-09-28 17:55:58 Md 2.5 5 km N Gubbio (PG)
1991-10-03 19:18:05 Md 2.5 5 km W Auditore (PU)
1991-10-26 13:02:54 Md 2.2 5 km S Pergola (PU)
1991-11-08 15:41:12 Md 2.1 6 km E Apecchio (PU)
1992-01-05 12:16:43 Md 2.8 6 km E Scheggia e Pascelupo (PG)