Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.4 on date 06-12-2009 and time 02:43:43 (Italy) in region 3 km S Prignano sulla Secchia (MO)

A magnitude ML 2.4 earthquake occured in region: 3 km S Prignano sulla Secchia (MO), on

  • 06-12-2009 01:43:43 (UTC)
  • 06-12-2009 02:43:43 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.4130, 10.6930 at 30 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
Prignano sulla Secchia MO 3 3747 3747
Montefiorino MO 8 2203 5950
Polinago MO 8 1672 7622
Serramazzoni MO 8 8282 15904
Palagano MO 11 2194 18098
Toano RE 11 4463 22561
Castellarano RE 11 15232 37793
Baiso RE 12 3315 41108
Lama Mocogno MO 12 2734 43842
Pavullo nel Frignano MO 14 17383 61225
Carpineti RE 15 4064 65289
Sassuolo MO 16 40853 106142
Frassinoro MO 16 1926 108068
Viano RE 16 3374 111442
Fiorano Modenese MO 17 17160 128602
Montecreto MO 18 940 129542
Villa Minozzo RE 19 3750 133292
Maranello MO 19 17359 150651
Casina RE 19 4504 155155

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km SW of Modena (184973 inhabitants)
32 Km S of Reggio nell'Emilia (171345 inhabitants)
44 Km SW of Carpi (70699 inhabitants)
52 Km SE of Parma (192836 inhabitants)
52 Km W of Bologna (386663 inhabitants)
56 Km NW of Pistoia (90315 inhabitants)
60 Km NE of Carrara (63133 inhabitants)
61 Km NE of Massa (69479 inhabitants)
65 Km N of Lucca (89046 inhabitants)
67 Km NW of Prato (191150 inhabitants)
70 Km NE of Viareggio (62467 inhabitants)
77 Km E of La Spezia (93959 inhabitants)
81 Km NE of Pisa (89158 inhabitants)
82 Km W of Imola (69797 inhabitants)
83 Km NW of Scandicci (50609 inhabitants)
85 Km NW of Firenze (382808 inhabitants)
87 Km SW of Ferrara (133155 inhabitants)
96 Km W of Faenza (58541 inhabitants)
96 Km SE of Cremona (71901 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 		Md 2.5
ML 2.4 		2009-12-06
01:43:43		 44.413 10.693 30 2014-10-21
12:27:13		 Bollettino Sismico Italiano INGV 996659
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-12-06 01:43:43 ± 0.16
Latitude 44.4130 ± 0.0117
Longitude 10.6930 ± 0.0151
Depth (km) 30 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 996659

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1223
Semi-minor axis of confidence ellipse (meter) 959
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 310
Circular confidence region, given by single value of horizontal uncertainty (meter) 1769.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 86
Number of associated phases, regardless of their use for origin computation 37
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.64
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.36247
Number of stations at which the event was observed 28
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.5
Num. used stations
Type of magnitude ML
Reference to an origin 996659
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 19:05:34

Md:2.5

Field Value
Value 2.5
Uncertainty 0.3
Num. used stations
Type of magnitude Md
Reference to an origin 996659
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 19:05:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.APPI.EHE. 2009-12-06T01:44:44.27 10.0 undecidable manual Sg 0 0 0
IV.FSSB.HHN. 2009-12-06T01:44:40.47 10.0 undecidable manual Sg 0 0 0
IV.ORI.HHE. 2009-12-06T01:44:26.12 10.0 undecidable manual Pg 0 0 0
IV.APPI.EHE. 2009-12-06T01:44:21.75 10.0 undecidable manual Pg 0 0 0
IV.BOB.HHN. 2009-12-06T01:44:18.94 10.0 undecidable manual Pg 0 0 0
IV.STR4.BHE. 2009-12-06T01:44:18.26 10.0 undecidable manual Pg 0 0 0
IV.FAEN.HHN. 2009-12-06T01:44:17.84 10.0 undecidable manual Pg 0 0 0
IV.STR3.BHZ. 2009-12-06T01:44:17.87 10.0 undecidable manual Pg 0 0 0
IV.FSSB.HHN. 2009-12-06T01:44:15.80 10.0 undecidable manual Pg 0 0 0
IV.MAGA.HHZ. 2009-12-06T01:44:07.46 0.3 undecidable manual Pg 358 151.2375 0.206 56
IV.ROVR.HHN. 2009-12-06T01:44:05.09 0.3 undecidable manual Pg 12 140.0487 -0.777 49
IV.TEOL.HHZ. 2009-12-06T01:44:03.79 0.3 undecidable manual Pg 36 130.4694 -0.881 47
IV.CSNT.HHZ. 2009-12-06T01:44:03.55 0.6 undecidable manual Pg 155 114.5964 0.849 32
IV.SFI.EHE. 2009-12-06T01:44:03.15 0.6 undecidable manual Pg 121 107.7144 1.365 26
IV.PRMA.HHE. 2009-12-06T01:44:02.35 10.0 undecidable manual Pg 0 0 0
GU.MAIM.HHZ. 2009-12-06T01:44:02.53 0.6 undecidable manual Sg 196 57.5979 0.253 45
GU.SC2M.HHE. 2009-12-06T01:44:00.17 0.6 undecidable manual Pg 270 91.8414 0.787 35
IV.VMG.SHZ. 2009-12-06T01:43:59.08 0.6 undecidable manual Pg 126 84.1491 0.841 35
IV.FNVD.HHN. 2009-12-06T01:43:58.66 0.3 undecidable manual Sg 128 43.623 -0.243 69
IV.BDI.HHZ. 2009-12-06T01:43:57.90 0.1 undecidable manual Sg 191 39.627 -0.074 96
IV.PII.SHZ. 2009-12-06T01:43:57.60 0.3 undecidable manual Pg 190 77.7666 0.31 64
MN.VLC.HHZ. 2009-12-06T01:43:57.43 0.3 undecidable manual Sg 221 37.2294 -0.004 73
IV.FIU.EHE. 2009-12-06T01:43:56.60 0.3 undecidable manual Pg 68 67.9764 0.752 57
IV.SBPO.HHZ. 2009-12-06T01:43:56.64 0.3 undecidable manual Pg 14 73.0713 0.057 68
IV.ERBM.EHZ. 2009-12-06T01:43:55.21 0.1 undecidable manual Sg 272 22.2555 0.803 81
IV.SEI.SHZ. 2009-12-06T01:43:55.51 1.0 undecidable manual Pg 127 66.1893 -0.07 23
IV.ZCCA.HHE. 2009-12-06T01:43:55.41 1.0 undecidable manual Sg 107 23.5542 0.774 21
GU.MAIM.HHZ. 2009-12-06T01:43:54.42 0.3 undecidable manual Pg 196 57.5979 0.084 69
IV.RAVA.EHN. 2009-12-06T01:43:53.92 0.3 undecidable manual Pg 41 50.8158 0.547 64
IV.NOVE.EHZ. 2009-12-06T01:43:52.31 0.6 undecidable manual Pg 2 42.8238 0.036 48
IV.GSCL.SHZ. 2009-12-06T01:43:52.07 0.6 undecidable manual Sg 230 10.7781 -0.738 42
MN.VLC.HHZ. 2009-12-06T01:43:51.31 0.1 undecidable manual Pg 221 37.2294 -0.23 94
IV.BDI.HHZ. 2009-12-06T01:43:51.42 0.1 undecidable manual Pg 191 39.627 -0.431 89
IV.FNVD.HHN. 2009-12-06T01:43:51.75 0.1 undecidable manual Pg 128 43.623 -0.638 82
IV.ZCCA.HHE. 2009-12-06T01:43:49.96 0.1 undecidable manual Pg 107 23.5542 0.036 100
IV.ERBM.EHZ. 2009-12-06T01:43:49.43 0.1 undecidable manual Pg 272 22.2555 -0.362 93
IV.GSCL.SHZ. 2009-12-06T01:43:48.22 0.1 positive manual Pg 230 10.7781 -0.648 87
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
Waveforms Seismic signals in miniseed + resp format Download