Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 24-01-2013 and time 22:59:39 (Italy) in region 3 km NW Montese (MO)

A magnitude ML 1.7 earthquake occured in region: 3 km NW Montese (MO), on

  • 24-01-2013 21:59:39 (UTC)
  • 24-01-2013 22:59:39 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.2910, 10.9110 at 18 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Montese MO 4 3353 3353
Castel d'Aiano BO 7 1906 5259
Pavullo nel Frignano MO 8 17383 22642
Zocca MO 9 4719 27361
Gaggio Montano BO 10 4878 32239
Sestola MO 13 2508 34747
Fanano MO 13 2989 37736
Lama Mocogno MO 14 2734 40470
Lizzano in Belvedere BO 14 2212 42682
Guiglia MO 16 3931 46613
Montecreto MO 16 940 47553
Alto Reno Terme BO 16 6960 54513
Vergato BO 16 7639 62152
Polinago MO 16 1672 63824
Serramazzoni MO 17 8282 72106
Castel di Casio BO 17 3448 75554
Marano sul Panaro MO 19 5060 80614
Grizzana Morandi BO 20 3916 84530
Camugnano BO 20 1885 86415

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km S of Modena (184973 inhabitants)
40 Km N of Pistoia (90315 inhabitants)
41 Km SW of Bologna (386663 inhabitants)
48 Km NW of Prato (191150 inhabitants)
50 Km SE of Reggio nell'Emilia (171345 inhabitants)
55 Km S of Carpi (70699 inhabitants)
59 Km NE of Lucca (89046 inhabitants)
63 Km NW of Scandicci (50609 inhabitants)
64 Km NW of Firenze (382808 inhabitants)
64 Km W of Imola (69797 inhabitants)
68 Km E of Massa (69479 inhabitants)
69 Km E of Carrara (63133 inhabitants)
71 Km NE of Viareggio (62467 inhabitants)
73 Km SE of Parma (192836 inhabitants)
76 Km NE of Pisa (89158 inhabitants)
77 Km W of Faenza (58541 inhabitants)
83 Km SW of Ferrara (133155 inhabitants)
89 Km E of La Spezia (93959 inhabitants)
90 Km W of Forlì (117913 inhabitants)
95 Km NE of Livorno (159219 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
Bulletin
Rev1000 		ML 1.7 2013-01-24
21:59:39		 44.2913 10.9113 18 2015-01-20
11:18:19		 Bollettino Sismico Italiano INGV 4548931
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2013-01-24 21:59:39 ± 0.19
Latitude 44.2913 ± 0.0081
Longitude 10.9113 ± 0.0088
Depth (km) 18 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 4548931

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 734
Semi-minor axis of confidence ellipse (meter) 598
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 172
Circular confidence region, given by single value of horizontal uncertainty (meter) 730.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 147
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.07554
Epicentral distance of station farthest from the epicenter (degree) 0.49822
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 4548931
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2015-01-15 13:25:17
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
MN.VLC.HHZ. 2013-01-24T21:59:53.70 0.6 undecidable manual S 251 44.2224 103 0.2 47
IV.PTF.SHZ. 2013-01-24T21:59:52.20 0.6 undecidable manual S 161 38.8278 105 0.1 48
IV.BDI.HHE. 2013-01-24T21:59:51.23 0.3 undecidable manual S 225 35.6421 107 -0.06 73
GU.POPM.HHZ. 2013-01-24T21:59:49.70 0.6 undecidable manual S 204 29.9478 111 -0.15 49
IV.CRMI.HHE. 2013-01-24T21:59:49.19 0.3 undecidable manual P 174 55.3002 100 0.13 70
GU.MAIM.HHE. 2013-01-24T21:59:48.71 0.3 undecidable manual P 219 53.6019 100 -0.09 71
MN.VLC.HHZ. 2013-01-24T21:59:47.58 0.3 undecidable manual P 251 44.2224 103 0.19 71
IV.PTF.SHZ. 2013-01-24T21:59:46.68 0.3 undecidable manual P 161 38.8278 105 0.1 72
IV.BDI.HHE. 2013-01-24T21:59:46.06 0.1 undecidable manual P 225 35.6421 107 -0.05 98
IV.ZCCA.HNZ. 2013-01-24T21:59:45.60 0.3 undecidable manual S 38 8.3805 151 0.26 74
GU.POPM.HHZ. 2013-01-24T21:59:45.27 0.1 positive manual P 204 29.9478 111 -0.01 100
IV.ZCCA.HNZ. 2013-01-24T21:59:42.14 0.3 undecidable manual P 38 8.3805 151 -0.54 69
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.POPM.HHN. ML:1.6 0.000164 1.24 AML other m 2013-01-24T21:59:51.26
GU.POPM.HHE. ML:1.6 0.0001785 0.12 AML other m 2013-01-24T21:59:50.99
IV.ZCCA.HNN. ML:1.7 0.000383 0.88 AML other m 2013-01-24T21:59:46.14
IV.ZCCA.HNE. ML:1.9 0.0006285 0.36 AML other m 2013-01-24T21:59:45.83
IV.ZCCA.HHN. ML:1.7 0.0003815 0.66 AML other m 2013-01-24T21:59:46.04
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