Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 12-11-2023 and time 01:44:47 (Italy) in region 5 km NE Camugnano (BO)

A magnitude ML 1.1 earthquake occured in region: 5 km NE Camugnano (BO), on

  • 12-11-2023 00:44:47 (UTC)
  • 12-11-2023 01:44:47 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.2080, 11.1240 at 10 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Camugnano BO 5 1885 1885
Grizzana Morandi BO 6 3916 5801
Castiglione dei Pepoli BO 8 5648 11449
Castel di Casio BO 8 3448 14897
Vergato BO 9 7639 22536
San Benedetto Val di Sambro BO 9 4315 26851
Castel d'Aiano BO 13 1906 28757
Alto Reno Terme BO 13 6960 35717
Monzuno BO 14 6328 42045
Gaggio Montano BO 15 4878 46923
Sambuca Pistoiese PT 15 1626 48549
Monghidoro BO 16 3749 52298
Montese MO 16 3353 55651
Marzabotto BO 16 6779 62430
Vernio PO 17 6060 68490
Loiano BO 17 4294 72784
Zocca MO 18 4719 77503
Lizzano in Belvedere BO 19 2212 79715
Cantagallo PO 20 3105 82820

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km NE of Pistoia (90315 inhabitants)
36 Km SW of Bologna (386663 inhabitants)
36 Km N of Prato (191150 inhabitants)
50 Km N of Firenze (382808 inhabitants)
50 Km W of Imola (69797 inhabitants)
50 Km N of Scandicci (50609 inhabitants)
51 Km SE of Modena (184973 inhabitants)
61 Km W of Faenza (58541 inhabitants)
64 Km NE of Lucca (89046 inhabitants)
67 Km S of Carpi (70699 inhabitants)
67 Km SE of Reggio nell'Emilia (171345 inhabitants)
73 Km W of Forlì (117913 inhabitants)
79 Km E of Viareggio (62467 inhabitants)
80 Km NE of Pisa (89158 inhabitants)
80 Km SW of Ferrara (133155 inhabitants)
81 Km E of Massa (69479 inhabitants)
83 Km E of Carrara (63133 inhabitants)
89 Km W of Ravenna (159116 inhabitants)
90 Km W of Cesena (96758 inhabitants)
91 Km SE of Parma (192836 inhabitants)
98 Km NE of Livorno (159219 inhabitants)
100 Km N of Siena (53903 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Reviewed
Rev100 		ML 1.1 2023-11-12
00:44:47		 44.208 11.1237 10 2023-11-12
01:26:03		 Sala Sismica INGV-Roma 123049061
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-11-12 00:44:47 ± 0.08
Latitude 44.2080 ± 0.0045
Longitude 11.1237 ± 0.0063
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 123049061

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 536
Semi-minor axis of confidence ellipse (meter) 364
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 54
Circular confidence region, given by single value of horizontal uncertainty (meter) 540.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 131
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.04047
Epicentral distance of station farthest from the epicenter (degree) 0.30937
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.4
Num. used stations 5
Type of magnitude ML
Reference to an origin 123049061
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-11-12 01:26:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.POPM.HHZ. 2023-11-12T00:44:59.03 0.3 undecidable manual S 238 34.3434 50 0.03 71
IV.PSL.EHZ. 2023-11-12T00:44:57.25 0.3 undecidable manual S 215 27.0507 50 0.21 70
IV.MOCL.EHZ. 2023-11-12T00:44:56.01 0.3 undecidable manual S 169 22.9548 50 0.05 69
IV.VISG.HHZ. 2023-11-12T00:44:56.62 0.3 undecidable manual S 95 24.753 50 0.17 71
IV.ZCCA.HHZ. 2023-11-12T00:44:55.13 0.3 undecidable manual S 324 19.6692 118 0.19 71
GU.POPM.HHZ. 2023-11-12T00:44:53.81 0.1 positive manual P 238 34.3434 50 -0.21 91
IV.VISG.HHZ. 2023-11-12T00:44:52.43 1.0 undecidable manual P 95 24.753 50 -0.11 24
IV.PSL.EHZ. 2023-11-12T00:44:52.83 0.1 positive manual P 215 27.0507 50 -0.06 95
IV.MOCL.EHZ. 2023-11-12T00:44:52.36 0.1 positive manual P 169 22.9548 50 0.09 93
IV.ZCCA.HHZ. 2023-11-12T00:44:51.44 1.0 positive manual P 324 19.6692 118 -0.23 23
IV.FNVD.HHZ. 2023-11-12T00:44:49.33 0.1 undecidable manual P 181 4.4955 157 -0.15 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MOCL.EHE. ML:1.3 0.0001184 0.76 AML other m 2023-11-12T00:44:56.67
IV.MOCL.EHN. ML:1.2 0.0001004 1.78 AML other m 2023-11-12T00:44:56.96
IV.VISG.HHE. ML:0.2 0.0000124693545 0.08 AML other m 2023-11-12T00:44:57.08
IV.VISG.HHN. ML:0.4 0.00001444128 0.14 AML other m 2023-11-12T00:44:57.61
GU.POPM.HHN. ML:1.4 0.00009338014 0.2 AML other m 2023-11-12T00:44:59.64
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download