Small earthquake, Mahoning County, near Youngstown Ohio
Origin Time: 17 March, 2011, 10:42:20.22 UTC
Location: 41.11º N 80.70º W
Magnitude: 2.1 mbLg
Depth: 5 km (fixed)
A small earthquake at 6:42 a.m EDT was a foreshock to the larger (2.6 mbLg) mainshock at 6:53 a.m. A few people felt the foreshock although some may have confused both events as they were closely spaced in time and general location.