Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 22-02-2012 and time 05:50:06 (Italy) in region 2 km SE Negrar (VR)

A magnitude ML 1.4 earthquake occured in region: 2 km SE Negrar (VR), on

  • 22-02-2012 04:50:06 (UTC)
  • 22-02-2012 05:50:06 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 45.5170, 10.9580 at 10 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
Negrar VR 2 17119 17119
Marano di Valpolicella VR 5 3175 20294
San Pietro in Cariano VR 6 12897 33191
Fumane VR 7 4119 37310
Grezzana VR 8 10788 48098
Pescantina VR 8 17128 65226
Verona VR 9 258765 323991
Cerro Veronese VR 9 2471 326462
Sant'Ambrogio di Valpolicella VR 10 11737 338199
Bussolengo VR 10 19938 358137
Roverè Veronese VR 12 2115 360252
Dolcè VR 12 2625 362877
Sant'Anna d'Alfaedo VR 12 2553 365430
Pastrengo VR 13 3092 368522
Rivoli Veronese VR 13 2180 370702
Bosco Chiesanuova VR 13 3600 374302
San Mauro di Saline VR 13 582 374884
Sona VR 13 17683 392567
Mezzane di Sotto VR 14 2519 395086
Erbezzo VR 14 740 395826
Cavaion Veronese VR 15 5849 401675
Velo Veronese VR 15 770 402445
Affi VR 15 2336 404781
San Martino Buon Albergo VR 15 14940 419721
Sommacampagna VR 15 14821 434542
Lavagno VR 16 8435 442977
Tregnago VR 16 4938 447915
Caprino Veronese VR 16 8371 456286
Brentino Belluno VR 16 1395 457681
Badia Calavena VR 16 2649 460330
San Giovanni Lupatoto VR 17 25066 485396
Castelnuovo del Garda VR 17 13214 498610
Lazise VR 18 6901 505511
Selva di Progno VR 18 933 506444
Castel d'Azzano VR 18 11767 518211
Illasi VR 19 5265 523476
Costermano sul Garda VR 19 3738 527214
Bardolino VR 19 7049 534263
Ferrara di Monte Baldo VR 20 226 534489
Buttapietra VR 20 7060 541549
Povegliano Veronese VR 20 7113 548662
Cazzano di Tramigna VR 20 1533 550195

Municipalities with at least 50000 inhabitants

An earthquake occurred to
9 Km NW of Verona (258765 inhabitants)
46 Km W of Vicenza (112953 inhabitants)
58 Km E of Brescia (196480 inhabitants)
63 Km S of Trento (117317 inhabitants)
73 Km W of Padova (210401 inhabitants)
82 Km NW of Rovigo (51867 inhabitants)
82 Km N of Carpi (70699 inhabitants)
84 Km E of Cremona (71901 inhabitants)
92 Km NW of Ferrara (133155 inhabitants)
94 Km NE of Parma (192836 inhabitants)
95 Km N of Reggio nell'Emilia (171345 inhabitants)
97 Km N of Modena (184973 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 1.9
ML 1.4 		2012-02-22
04:50:06		 45.517 10.958 10 2014-10-21
12:27:13		 Bollettino Sismico Italiano INGV 1342539
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2012-02-22 04:50:06 ± 0.63
Latitude 45.5170 ± 0.0279
Longitude 10.9580 ± 0.0282
Depth (km) 10 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1342539

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3623
Semi-minor axis of confidence ellipse (meter) 1095
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 33
Circular confidence region, given by single value of horizontal uncertainty (meter) 3801.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 211
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.53
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.97936
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 5
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 1342539
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 02:45:50

Md:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations
Type of magnitude Md
Reference to an origin 1342539
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 02:45:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
MN.AQU.HHN. 2012-02-22T04:50:39.66 10.0 undecidable manual Pg 0 0 0
IV.APPI.EHN. 2012-02-22T04:50:25.57 0.1 undecidable manual Pg 11 108.7134 0.942 64
IV.TEOL.HHE. 2012-02-22T04:50:24.33 0.1 undecidable manual Sg 107 58.2972 -0.279 89
IV.SOLUN.HHN. 2012-02-22T04:50:23.89 10.0 undecidable manual Pg 0 0 0
IV.CTI.HHE. 2012-02-22T04:50:20.14 0.1 undecidable manual Pg 42 79.6647 -0.004 90
IV.MAGA.HHZ. 2012-02-22T04:50:19.00 0.1 undecidable manual Sg 318 38.4282 -0.285 92
IV.TEOL.HHE. 2012-02-22T04:50:17.00 0.1 undecidable manual Pg 107 58.2972 0.139 91
IV.MAGA.HHZ. 2012-02-22T04:50:13.71 0.1 undecidable manual Pg 318 38.4282 -0.076 96
IV.ROVR.HHN. 2012-02-22T04:50:12.85 0.1 undecidable manual Sg 32 16.9719 -0.209 97
IV.ROVR.HHN. 2012-02-22T04:50:10.25 0.1 undecidable manual Pg 32 16.9719 0.058 100
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