Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 22-05-2012 and time 04:45:58 (Italy) in region 1 km NE Medolla (MO)

A magnitude ML 2.2 earthquake occured in region: 1 km NE Medolla (MO), on

  • 22-05-2012 02:45:58 (UTC)
  • 22-05-2012 04:45:58 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.8580, 11.0860 at 4 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV integrato con i dati della Rete Sismica di emergenza.

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
Medolla MO 1 6308 6308
Mirandola MO 4 23875 30183
Cavezzo MO 5 7026 37209
San Felice sul Panaro MO 5 10900 48109
San Possidonio MO 8 3619 51728
Camposanto MO 9 3201 54929
San Prospero MO 9 5860 60789
Concordia sulla Secchia MO 10 8641 69430
San Giovanni del Dosso MN 12 1248 70678
San Giacomo delle Segnate MN 13 1639 72317
Poggio Rusco MN 14 6625 78942
Bomporto MO 15 10157 89099
Ravarino MO 15 6233 95332
Schivenoglia MN 15 1203 96535
Novi di Modena MO 15 10247 106782
Crevalcore BO 16 13465 120247
Moglia MN 16 5600 125847
Villa Poma MN 16 2023 127870
Bastiglia MO 16 4193 132063
Finale Emilia MO 17 15699 147762
Carpi MO 18 70699 218461
Magnacavallo MN 18 1561 220022
Soliera MO 18 15461 235483
Rolo RE 18 4105 239588
Quistello MN 19 5595 245183
Pieve di Coriano MN 20 1035 246218

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km E of Carpi (70699 inhabitants)
27 Km NE of Modena (184973 inhabitants)
40 Km E of Reggio nell'Emilia (171345 inhabitants)
42 Km W of Ferrara (133155 inhabitants)
45 Km NW of Bologna (386663 inhabitants)
60 Km E of Parma (192836 inhabitants)
60 Km W of Rovigo (51867 inhabitants)
65 Km S of Verona (258765 inhabitants)
75 Km NW of Imola (69797 inhabitants)
85 Km SW of Vicenza (112953 inhabitants)
87 Km SW of Padova (210401 inhabitants)
89 Km E of Cremona (71901 inhabitants)
90 Km NW of Faenza (58541 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 2.1 2012-05-22
02:46:00		 44.9273 11.1183 4 2014-10-21
12:19:34		 Sala Sismica INGV-Roma 1355011
Bulletin
Rev1000 		ML 2.2 2012-05-22
02:45:58		 44.8577 11.0857 4 2014-09-19
08:14:18		 Bollettino Sismico Italiano INGV integrato con i dati della Rete Sismica di emergenza 5892091
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2012-05-22 02:45:58 ± 0.11
Latitude 44.8577 ± 0.0009
Longitude 11.0857 ± 0.0025
Depth (km) 4 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> REMO-INGV
Event type earthquake
Origin ID 5892091

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 344
Semi-minor axis of confidence ellipse (meter) 44
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 148
Circular confidence region, given by single value of horizontal uncertainty (meter) 200.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 46
Number of associated phases, regardless of their use for origin computation 37
Number of defining phases 37
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.119
Epicentral distance of station closest to the epicenter (degree) 0.08274
Epicentral distance of station farthest from the epicenter (degree) 1.14124
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 25
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 9
Type of magnitude ML
Reference to an origin 5892091
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2014-09-18 12:47:23

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 0
Type of magnitude ML
Reference to an origin 1355011
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2012-05-22 03:13:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MAGA.HHZ. 2012-05-22T02:46:32.00 1.0 undecidable manual S 341 107.9142 -0.4 99.99
IV.ROVR.HHZ. 2012-05-22T02:46:25.84 0.6 undecidable manual S 359 87.5457 -1.42 2
IV.TEOL.HHZ. 2012-05-22T02:46:21.06 1.0 undecidable manual S 39 72.5718 -1.75 1.91
NI.CGRP.HHZ. 2012-05-22T02:46:20.31 0.6 undecidable manual P 26 126.6732 0.55 0
IV.BDI.HHZ. 2012-05-22T02:46:17.31 1.0 undecidable manual P 204 96.3258 1.57 2.51
IV.SEI.SHZ. 2012-05-22T02:46:16.58 0.6 undecidable manual P 166 91.7415 1.56 1.25
IV.BRIS.HHZ. 2012-05-22T02:46:16.65 1.0 undecidable manual P 142 88.6446 2.72 5.78
IV.MAGA.HHZ. 2012-05-22T02:46:16.66 0.6 undecidable manual P 341 107.9142 -0.29 32.32
IV.SALO.HHZ. 2012-05-22T02:46:15.69 0.6 undecidable manual P 333 95.1381 0.14 0.87
IV.ROVR.HHZ. 2012-05-22T02:46:13.81 0.3 undecidable manual P 359 87.5457 -0.06 0.33
IV.ERBM.EHZ. 2012-05-22T02:46:13.45 0.3 undecidable manual P 228 72.1722 0.68 0.22
IV.ZCCA.HHZ. 2012-05-22T02:46:11.52 0.6 undecidable manual P 189 56.8986 1.64 1.46
IV.T0817.EHZ. 2012-05-22T02:46:11.62 0.6 undecidable manual S 63 32.745 -0.24 0.4
IV.TEOL.HHZ. 2012-05-22T02:46:11.58 0.6 undecidable manual P 39 72.5718 -0.08 0.35
IV.T0822.EHZ. 2012-05-22T02:46:07.29 0.6 undecidable manual S 98 20.6682 -0.17 0.32
IV.FIU.EHZ. 2012-05-22T02:46:06.06 0.6 undecidable manual P 127 40.1265 -0.16 0.29
IV.T0816.EHZ. 2012-05-22T02:46:05.39 1.0 undecidable manual P 110 43.2234 -1.09 0.5
IV.T0817.EHZ. 2012-05-22T02:46:05.03 0.6 undecidable manual P 63 32.745 -0.1 0.26
IV.T0811.EHZ. 2012-05-22T02:46:05.76 0.6 undecidable manual S 126 13.7751 0.62 0.46
IV.RAVA.EHZ. 2012-05-22T02:46:05.05 0.3 undecidable manual S 167 11.5773 0.11 0.59
IV.T0814.EHZ. 2012-05-22T02:46:04.96 0.3 undecidable manual S 232 11.6772 0.07 0.18
IV.T0812.EHZ. 2012-05-22T02:46:04.93 0.6 undecidable manual S 35 13.1757 -0.45 0.99
IV.T0818.EHZ. 2012-05-22T02:46:04.50 0.6 undecidable manual S 333 9.5793 0.17 0.8
IV.NOVE.EHZ. 2012-05-22T02:46:04.62 0.6 undecidable manual P 257 29.9478 0.02 0.25
IV.T0819.EHZ. 2012-05-22T02:46:04.76 1.0 undecidable manual S 283 15.0738 -0.46 0.92
IV.MODE.HNZ. 2012-05-22T02:46:04.95 1.0 undecidable manual P 203 27.4503 0.36 0.81
IV.T0813.EHZ. 2012-05-22T02:46:03.45 0.6 undecidable manual S 76 9.1797 -0.23 0.44
IV.SBPO.HHZ. 2012-05-22T02:46:03.87 1.0 undecidable manual P 329 25.1526 -0.31 0.64
IV.SERM.HNZ. 2012-05-22T02:46:03.46 0.3 undecidable manual P 44 23.6541 -0.1 0.15
IV.T0822.EHZ. 2012-05-22T02:46:02.66 0.3 negative manual P 98 20.6682 -0.18 0.13
IV.RAVA.EHZ. 2012-05-22T02:46:01.47 0.1 negative manual P 167 11.5773 0 0.07
IV.T0819.EHZ. 2012-05-22T02:46:01.42 0.3 undecidable manual P 283 15.0738 -0.27 0.14
IV.T0814.EHZ. 2012-05-22T02:46:01.44 0.1 positive manual P 232 11.6772 -0.01 0.05
IV.T0812.EHZ. 2012-05-22T02:46:01.63 0.1 negative manual P 35 13.1757 0.04 0.06
IV.T0818.EHZ. 2012-05-22T02:46:01.12 0.1 positive manual P 333 9.5793 0.01 0.06
IV.T0811.EHZ. 2012-05-22T02:46:01.53 0.1 negative manual P 126 13.7751 -0.02 0.05
IV.T0813.EHZ. 2012-05-22T02:46:00.91 0.1 negative manual P 76 9.1797 0.05 0.05
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.TEOL.HHN. ML:2.3 0.00029049999999999996 1.44 AML other m 2012-05-22T02:46:25.28
IV.TEOL.HHE. ML:2.2 0.000265 0.32 AML other m 2012-05-22T02:46:25.45
IV.ROVR.HHN. ML:2.8 0.0007289999999999999 0.2 AML other m 2012-05-22T02:46:28.55
IV.ROVR.HHE. ML:2.5 0.000363 0.32 AML other m 2012-05-22T02:46:28.30
IV.SALO.HHE. ML:2.5 0.0003345 0.76 AML other m 2012-05-22T02:46:31.57
IV.SALO.HHN. ML:2.6 0.000435 1.36 AML other m 2012-05-22T02:46:33.20
IV.MAGA.HHN. ML:3.0 0.0008845000000000001 0.46 AML other m 2012-05-22T02:46:34.18
IV.MAGA.HHE. ML:3.2 0.001285 0.66 AML other m 2012-05-22T02:46:34.48
IV.SFI.EHN. ML:1.8 0.0000498 0.4 AML other m 2012-05-22T02:46:38.81
IV.SFI.EHE. ML:1.9 0.00005245 1.38 AML other m 2012-05-22T02:46:40.09
IV.MABI.HHN. ML:1.9 0.0000479 0.2 AML other m 2012-05-22T02:46:41.63
IV.MABI.HHE. ML:2.0 0.0000579 0.44 AML other m 2012-05-22T02:46:41.54
NI.CGRP.HHN. ML:2.1 0.0000786 0.72 AML other m 2012-05-22T02:46:43.01
IV.ASQU.HHN. ML:1.8 0.000045600000000000004 0.82 AML other m 2012-05-22T02:46:43.26
IV.ASQU.HHE. ML:1.9 0.000055599999999999996 1.22 AML other m 2012-05-22T02:46:44.69
NI.CGRP.HHE. ML:2.1 0.0000821 1.58 AML other m 2012-05-22T02:46:47.82
IV.BRMO.HHE. ML:2.0 0.0000369 0.48 AML other m 2012-05-22T02:46:53.83
IV.BRMO.HHN. ML:2.1 0.00003835 0.4 AML other m 2012-05-22T02:46:53.87
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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