Earthquake with magnitude of ML 2.3 on date 20-05-2012 and time 11:11:41 (UTC) in region 6 km N Finale Emilia (MO)

A magnitude ML 2.3 earthquake occured in region: 6 km N Finale Emilia (MO), on

  • 20-05-2012 11:11:41 (UTC)
  • 20-05-2012 13:11:41 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.8870, 11.3100 at 5 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Finale Emilia MO 6 15699 15699
Bondeno FE 9 14655 30354
Felonica MN 11 1359 31713
Sant'Agostino FE 12 6853 38566
Ficarolo RO 12 2438 41004
Calto RO 12 743 41747
Sermide MN 13 6189 47936
Mirabello FE 14 3266 51202
San Felice sul Panaro MO 14 10900 62102
Salara RO 14 1160 63262
Castelmassa RO 15 4252 67514
Ceneselli RO 15 1719 69233
Gaiba RO 15 1063 70296
Castelnovo Bariano RO 16 2762 73058
Vigarano Mainarda FE 16 7694 80752
Magnacavallo MN 16 1561 82313
Camposanto MO 17 3201 85514
Cento FE 18 35686 121200
Carbonara di Po MN 18 1297 122497
Poggio Rusco MN 18 6625 129122
Galliera BO 19 5439 134561
Mirandola MO 19 23875 158436
Pieve di Cento BO 19 7019 165455
Medolla MO 19 6308 171763
Stienta RO 19 3253 175016
Poggio Renatico FE 19 9852 184868
Villa Poma MN 20 2023 186891
Bergantino RO 20 2565 189456
Borgofranco sul Po MN 20 784 190240

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km W of Ferrara (133155 inhabitants)
35 Km E of Carpi (70699 inhabitants)
40 Km NE of Modena (184973 inhabitants)
43 Km W of Rovigo (51867 inhabitants)
44 Km N of Bologna (386663 inhabitants)
58 Km E of Reggio nell'Emilia (171345 inhabitants)
66 Km SE of Verona (258765 inhabitants)
67 Km NW of Imola (69797 inhabitants)
73 Km SW of Padova (210401 inhabitants)
76 Km S of Vicenza (112953 inhabitants)
78 Km E of Parma (192836 inhabitants)
81 Km NW of Faenza (58541 inhabitants)
88 Km NW of Ravenna (159116 inhabitants)
94 Km NW of Forlì (117913 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 2.3 2012-05-20
11:11:41
44.8867 11.3098 5 2014-09-19
08:14:18
Bollettino Sismico Italiano INGV 4948751
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2012-05-20 11:11:41 ± 0.18
Latitude 44.8867 ± 0.0063
Longitude 11.3098 ± 0.0178
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 4948751

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1430
Semi-minor axis of confidence ellipse (meter) 630
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 284
Circular confidence region, given by single value of horizontal uncertainty (meter) 1430.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 124
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.12411
Epicentral distance of station farthest from the epicenter (degree) 1.57651
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitude information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 4948751
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2014-09-18 12:47:09
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
SI.KOSI.HHZ. 2012-05-20T11:12:13.69 0.6 undecidable manual P 2 174.9915 38 -0.79 29
IV.MSSA.HHZ. 2012-05-20T11:12:11.65 0.3 undecidable manual P 247 155.0226 38 0.26 56
IV.CRMI.HHZ. 2012-05-20T11:12:07.18 0.6 undecidable manual P 192 123.8871 38 0.64 36
IV.SALO.HHZ. 2012-05-20T11:12:02.62 0.6 undecidable manual P 323 101.7204 38 -0.49 40
IV.ROVR.HHZ. 2012-05-20T11:12:00.31 0.3 undecidable manual P 348 86.3469 38 -0.41 63
IV.ZCCA.HHZ. 2012-05-20T11:11:57.52 0.6 undecidable manual P 204 64.9905 38 0.12 47
IV.ZOVE.HNE. 2012-05-20T11:11:57.30 0.6 undecidable manual P 12 64.3911 38 -0.01 48
IV.TEOL.HHZ. 2012-05-20T11:11:55.66 0.3 undecidable manual P 28 59.8956 38 -0.95 54
IV.RAVA.EHZ. 2012-05-20T11:11:53.50 0.3 undecidable manual S 226 20.868 50 -0.3 73
IV.FIU.EHZ. 2012-05-20T11:11:51.48 0.3 undecidable manual P 152 30.8469 50 0.25 72
IV.SERM.EHZ. 2012-05-20T11:11:50.70 0.6 undecidable manual S 355 13.7751 110 0.19 50
IV.RAVA.EHZ. 2012-05-20T11:11:48.89 0.1 undecidable manual P 226 20.868 50 0.16 100
IV.SERM.EHZ. 2012-05-20T11:11:47.76 0.3 undecidable manual P 355 13.7751 110 0.91 60
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FIU.EHN. ML:2.2 0.0008165 0.22 AML other m 2012-05-20T11:11:58.61
IV.FIU.EHE. ML:2.1 0.000608 0.42 AML other m 2012-05-20T11:12:15.29
SI.KOSI.HHE. ML:2.6 0.000165 0.58 AML other m 2012-05-20T11:12:37.47
SI.KOSI.HHN. ML:2.4 0.0001077 0.54 AML other m 2012-05-20T11:12:38.38
IV.ROVR.HHE. ML:2.3 0.000241 0.34 AML other m 2012-05-20T11:12:14.46
IV.ROVR.HHN. ML:2.6 0.000455 0.52 AML other m 2012-05-20T11:12:14.11
IV.SALO.HHE. ML:2.2 0.0001615 0.94 AML other m 2012-05-20T11:12:17.74
IV.SALO.HHN. ML:2.5 0.00029200000000000005 1.34 AML other m 2012-05-20T11:12:18.42
IV.TEOL.HHN. ML:2.2 0.0003235 0.36 AML other m 2012-05-20T11:12:10.40
IV.TEOL.HHE. ML:2.3 0.000378 0.28 AML other m 2012-05-20T11:12:07.49
IV.ZCCA.HHN. ML:1.7 0.0001031 0.48 AML other m 2012-05-20T11:12:14.22
IV.ZCCA.HHE. ML:1.8 0.00010465 0.38 AML other m 2012-05-20T11:12:13.10
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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