Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 30-05-2012 and time 02:38:09 (Italy) in region 2 km NE Medolla (MO)

A magnitude ML 2.1 earthquake occured in region: 2 km NE Medolla (MO), on

  • 30-05-2012 00:38:09 (UTC)
  • 30-05-2012 02:38:09 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.8620, 11.0990 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 3 6308 6308
Mirandola MO 4 23875 30183
San Felice sul Panaro MO 4 10900 41083
Cavezzo MO 6 7026 48109
San Possidonio MO 9 3619 51728
Camposanto MO 9 3201 54929
San Prospero MO 10 5860 60789
Concordia sulla Secchia MO 11 8641 69430
San Giovanni del Dosso MN 12 1248 70678
Poggio Rusco MN 13 6625 77303
San Giacomo delle Segnate MN 13 1639 78942
Schivenoglia MN 15 1203 80145
Ravarino MO 15 6233 86378
Villa Poma MN 15 2023 88401
Bomporto MO 16 10157 98558
Finale Emilia MO 16 15699 114257
Novi di Modena MO 16 10247 124504
Crevalcore BO 16 13465 137969
Moglia MN 17 5600 143569
Bastiglia MO 17 4193 147762
Magnacavallo MN 17 1561 149323
Carpi MO 19 70699 220022
Quistello MN 19 5595 225617
Pieve di Coriano MN 19 1035 226652
Rolo RE 19 4105 230757
Soliera MO 19 15461 246218

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km E of Carpi (70699 inhabitants)
28 Km NE of Modena (184973 inhabitants)
41 Km W of Ferrara (133155 inhabitants)
41 Km E of Reggio nell'Emilia (171345 inhabitants)
45 Km NW of Bologna (386663 inhabitants)
59 Km W of Rovigo (51867 inhabitants)
61 Km E of Parma (192836 inhabitants)
65 Km S of Verona (258765 inhabitants)
75 Km NW of Imola (69797 inhabitants)
84 Km SW of Vicenza (112953 inhabitants)
86 Km SW of Padova (210401 inhabitants)
89 Km NW of Faenza (58541 inhabitants)
90 Km E 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
Reviewed
Rev100 		ML 2.2 2012-05-30
00:38:09		 44.8687 11.0793 10 2014-10-21
12:19:34		 Sala Sismica INGV-Roma 1471811
Bulletin
Rev1000 		ML 2.1 2012-05-30
00:38:09		 44.862 11.0987 5 2014-09-19
08:14:18		 Bollettino Sismico Italiano INGV integrato con i dati della Rete Sismica di emergenza 5900601
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2012-05-30 00:38:09 ± 0.08
Latitude 44.8620 ± 0.0018
Longitude 11.0987 ± 0.0025
Depth (km) 5 ± 6 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> REMO-INGV
Event type earthquake
Origin ID 5900601

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 429
Semi-minor axis of confidence ellipse (meter) 192
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 164
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) 66
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1.3198
Epicentral distance of station closest to the epicenter (degree) 0.06025
Epicentral distance of station farthest from the epicenter (degree) 0.27969
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 5900601
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2014-09-18 12:47:34

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 0
Type of magnitude ML
Reference to an origin 1471811
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2012-05-30 00:45:35
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NOVE.EHZ. 2012-05-30T00:38:37.62 0.3 undecidable manual S 257 31.0467 14.97 0.59
IV.NOVE.EHZ. 2012-05-30T00:38:32.98 0.3 undecidable manual P 257 31.0467 16.9 0.78
IV.T0819.EHZ. 2012-05-30T00:38:31.42 0.3 undecidable manual S 280 15.9729 14.72 0.59
IV.T0819.EHZ. 2012-05-30T00:38:29.90 0.3 undecidable manual P 280 15.9729 16.75 0.78
IV.T0823.EHZ. 2012-05-30T00:38:19.84 0.6 undecidable manual S 144 24.0537 -0.66 0.33
IV.T0822.EHZ. 2012-05-30T00:38:18.50 0.6 undecidable manual S 99 19.7691 0.17 0.33
IV.T0824.EHZ. 2012-05-30T00:38:18.01 0.6 undecidable manual S 230 17.6712 -0.31 0.33
IV.T0814.EHZ. 2012-05-30T00:38:16.23 0.6 undecidable manual S 233 12.7761 -0.22 0.33
IV.T0800.HHZ. 2012-05-30T00:38:16.23 0.6 undecidable manual S 97 11.877 0.5 0.33
IV.T0811.EHZ. 2012-05-30T00:38:16.60 0.6 undecidable manual S 131 13.2756 0.44 0.33
IV.RAVA.EHZ. 2012-05-30T00:38:16.65 0.3 undecidable manual S 172 11.877 0.43 0.17
IV.T0812.EHZ. 2012-05-30T00:38:16.49 0.6 undecidable manual S 32 12.1767 0.26 0.33
IV.T0823.EHZ. 2012-05-30T00:38:15.19 0.3 undecidable manual P 144 24.0537 0.11 0.14
IV.T0813.EHZ. 2012-05-30T00:38:15.84 0.6 undecidable manual S 78 8.0808 1.35 0.32
IV.T0818.EHZ. 2012-05-30T00:38:14.92 0.3 undecidable manual S 326 9.6792 -0.63 0.18
IV.T0802.HNZ. 2012-05-30T00:38:14.41 0.6 undecidable manual S 78 6.6933 0.33 0.33
IV.T0803.HNZ. 2012-05-30T00:38:14.68 0.6 undecidable manual P 118 22.5552 0.27 0.25
IV.T0824.EHZ. 2012-05-30T00:38:13.61 0.3 undecidable manual P 230 17.6712 -0.33 0.14
IV.T0822.EHZ. 2012-05-30T00:38:13.99 0.3 undecidable manual P 99 19.7691 0.02 0.14
IV.T0813.EHZ. 2012-05-30T00:38:12.07 0.3 undecidable manual P 78 8.0808 0.12 0.14
IV.T0812.EHZ. 2012-05-30T00:38:12.63 0.3 undecidable manual P 32 12.1767 -0.09 0.14
IV.T0814.EHZ. 2012-05-30T00:38:12.63 0.1 negative manual P 233 12.7761 -0.31 0.05
IV.T0800.HHZ. 2012-05-30T00:38:12.66 0.6 undecidable manual P 97 11.877 0.08 0.25
IV.T0811.EHZ. 2012-05-30T00:38:12.85 0.6 undecidable manual P 131 13.2756 0.09 0.25
IV.RAVA.EHZ. 2012-05-30T00:38:12.82 0.1 negative manual P 172 11.877 0 0.05
IV.T0818.EHZ. 2012-05-30T00:38:11.89 0.3 undecidable manual P 326 9.6792 -0.53 0.14
IV.T0802.HNZ. 2012-05-30T00:38:11.68 0.6 undecidable manual P 78 6.6933 0 0.25
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.T0800.HHN. ML:2.0 0.00147 0.2 AML other m 2012-05-30T00:38:16.90
IV.T0800.HNE. ML:1.9 0.0012050000000000001 0.42 AML other m 2012-05-30T00:38:16.88
IV.RAVA.EHE. ML:2.1 0.00184 0.2 AML other m 2012-05-30T00:38:16.81
IV.T0800.HNN. ML:2.1 0.0018050000000000002 0.2 AML other m 2012-05-30T00:38:16.93
IV.T0800.HHE. ML:1.9 0.001165 0.62 AML other m 2012-05-30T00:38:17.57
IV.RAVA.EHN. ML:2.1 0.001945 0.58 AML other m 2012-05-30T00:38:22.12
IV.NOVE.EHE. ML:2.4 0.001117 0.3 AML other m 2012-05-30T00:38:42.84
IV.NOVE.EHN. ML:2.3 0.0009059999999999999 0.28 AML other m 2012-05-30T00:38:42.82
IV.MAGA.HHN. ML:2.2 0.0001295 0.54 AML other m 2012-05-30T00:38:44.51
IV.SBPO.HHN. ML:2.7 0.0032800000000000004 0.2 AML other m 2012-05-30T00:38:48.86
IV.SBPO.HHE. ML:1.9 0.000519 0.46 AML other m 2012-05-30T00:38:48.98
IV.MAGA.HHE. ML:2.2 0.000133 0.56 AML other m 2012-05-30T00:39:11.10
RF.GEPF.HHN. ML:1.9 0.0000204 0.48 AML other m 2012-05-30T00:39:22.30
RF.GEPF.HHE. ML:2.0 0.000022 0.52 AML other m 2012-05-30T00:39:22.73
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