Moderate 4.1 Quake Hits Near Bologna, Italy
Magnitude 4.1 Earthquake Shakes Bologna, Italy
BOLOGNA, Italy (EarthquakeMonitor) — A magnitude 4.1 earthquake struck near Bologna in the Emilia-Romagna region of Italy early Saturday, according to the German Research Center for Geosciences (GFZ). The quake occurred at 5:08 a.m. local time.
The GFZ reported the earthquake’s shallow depth at 10 kilometers. Seismologists are reviewing data, and the exact magnitude, epicenter, and depth are subject to revision as calculations are refined and other agencies issue reports.
A separate report from the RaspberryShake citizen-seismograph network listed the quake at magnitude 4.2.
Preliminary seismic data suggests that many people in the area of the epicenter likely felt the quake. While objects may have fallen from shelves and windows broken, significant damage is not expected.
Impact across the region
In Vergato, a town of approximately 4,700 residents located just 2 kilometers from the epicenter, light shaking was likely felt.
Weak shaking may have extended to:
- Zola Predosa (population 16,000),23 km from the epicenter
- Vignola (population 22,400),23 km away
- Casalecchio Di Reno (population 33,800),23 km away
- San Lazzaro (population 22,400),30 km away
Very weak shaking could have been felt in more distant cities,including Sassuolo (population 36,900) located 39 km from the epicenter,Modena (population 184,700) 42 km away,and Imola (population 70,000) 47 km away.
Earthquake Details:
- date & Time: May 3, 2025, 5:08 a.m. (GMT +2) local time (May 3, 2025, 03:08 GMT)
- Magnitude: 4.2
- Depth: 10.00 km
- Epicenter: 44.3°N / 11.13°E (Bologna, Emilia-Romagna, Italy)
- Primary Data Source: Gfz
Magnitude 4.1 Earthquake Shakes Bologna, Italy: Your Guide
BOLOGNA, Italy (earthquakemonitor) – A magnitude 4.1 earthquake struck near Bologna, Italy, on May 3, 2025. This article provides key details and impact information.
What Happened?
A magnitude 4.1 earthquake occurred near Bologna,in the Emilia-Romagna region of Italy.
Date and Time: May 3, 2025, at 5:08 a.m. local time (GMT +2) or 03:08 GMT.
magnitude: Initially reported as 4.1, but a separate report by RaspberryShake gave the magnitude as 4.2.
depth: 10.00 km.
Epicenter: 44.3°N / 11.13°E (bologna, Emilia-Romagna, Italy).
Source: German Research Center for Geosciences (GFZ).
Where was the earthquake felt?
The earthquake was felt by many people in the area.
Vergato: light shaking was likely felt in Vergato, a town approximately 2 kilometers from the epicenter.
Areas with Weak Shaking:
Zola Predosa
Vignola
Casalecchio Di Reno
San Lazzaro
Areas with Very Weak Shaking:
Sassuolo
Modena
* Imola
Key Earthquake Details
How strong was the earthquake?
The earthquake was initially measured at a magnitude of 4.1, but a later report from RaspberryShake placed it at 4.2.
Where was the epicenter?
The epicenter was located near Bologna, Italy. Specifically, the coordinates are 44.3°N / 11.13°E.
What are the potential impacts of this earthquake?
Preliminary data suggests that objects may have fallen from shelves, and windows could have broken, but meaningful damage is not expected.
How far from the epicenter were different areas?
The following table provides the distance and population of cities that experienced the earthquake.
| City | Distance from Epicenter | estimated Population |
|---|---|---|
| Vergato | 2 km | 4,700 |
| Zola Predosa | 23 km | 16,000 |
| Vignola | 23 km | 22,400 |
| Casalecchio Di Reno | 23 km | 33,800 |
| San Lazzaro | 30 km | 22,400 |
| Sassuolo | 39 km | 36,900 |
| Modena | 42 km | 184,700 |
| Imola | 47 km | 70,000 |
Where can I find more information?
The primary data source for this earthquake is the German Research Center for Geosciences (GFZ). You can find more information on their website. The source also encourages people to report if they felt the earthquake.