The quake registered a 2.8 magnitude on the Richter scale at 7:42 a.m., Agenzia Giornalistica Italia said. No damage or injuries were reported.
The epicenter of the shaking was located about 4.3 miles underground, outside the cities of Modena and Mantua.
Emilia-Romagna was hit by two earthquakes in May that killed 25 people and left about 5,000 homeless.
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