Data e Ora (UTC) Magnitudo Zona
1997-02-05 12:28:57 Md 1.9 1 km SW Tiglieto (GE)
1997-04-08 12:16:53 Md 2.5 1 km E Montemarzino (AL)
1997-09-07 05:11:48 Md 2.7 2 km E Capriata d'Orba (AL)
1998-01-08 06:37:35 Md 2.5 3 km SE Tiglieto (GE)
1998-06-06 01:23:12 Md 2.9 5 km W Rossiglione (GE)
1998-08-07 22:41:35 Md 2.2 1 km SE San Cristoforo (AL)
1998-11-01 19:07:15 Md 2.4 2 km NE Castelspina (AL)
1998-12-02 12:20:34 Md 2.8 7 km W Campomorone (GE)
1999-06-14 00:51:25 Md 2.5 2 km E Montemarzino (AL)
1999-06-20 22:44:27 Md 2.5 2 km W Spineto Scrivia (AL)
1999-12-02 11:00:41 Md 2.3 S Pietra Marazzi (AL)
2000-08-20 20:35:39 Md 2.7 1 km W Castelnuovo Belbo (AT)
2000-08-21 08:51:39 Md 3.0 1 km NE Castelnuovo Belbo (AT)
2000-08-21 08:56:35 Md 2.6 2 km NE Bruno (AT)
2000-08-22 13:34:54 Md 2.6 1 km NW Cortiglione (AT)
2000-08-23 12:47:09 Md 2.6 1 km NE Incisa Scapaccino (AT)
2000-09-08 21:48:16 Md 3.4 1 km SW Incisa Scapaccino (AT)
2000-09-13 01:22:01 Md 2.6 1 km NW Nizza Monferrato (AT)
2000-10-27 14:37:12 Md 3.2 1 km NE Cortiglione (AT)
2000-11-09 16:43:06 Md 2.6 2 km E Vaglio Serra (AT)
2000-12-03 02:49:14 Md 2.9 1 km N Nizza Monferrato (AT)
2001-06-01 19:41:49 Md 3.1 5 km N Tortona (AL)
2001-06-03 04:14:30 Md 2.6 1 km NW Sarezzano (AL)
2002-01-01 05:07:31 Md 2.7 1 km NE Nizza Monferrato (AT)
2002-04-05 13:08:29 Md 2.4 3 km S Cassinelle (AL)
2002-07-30 04:04:03 Md 2.5 1 km W Cortiglione (AT)
2003-04-11 09:26:57 Md 4.5 1 km SE Cassano Spinola (AL)
2003-04-11 10:28:09 Md 2.7 1 km W Cassano Spinola (AL)
2003-04-11 10:53:01 Md 2.5 1 km N Stazzano (AL)
2003-04-11 12:02:14 Md 2.4 2 km SE Cassano Spinola (AL)