Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 11-06-2010 and time 11:09:18 (Italy) in region 4 km SE Casalfiumanese (BO)

A magnitude ML 2.0 earthquake occured in region: 4 km SE Casalfiumanese (BO), on

  • 11-06-2010 09:09:18 (UTC)
  • 11-06-2010 11:09:18 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.2750, 11.6630 at 26 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
Casalfiumanese BO 5 3438 3438
Riolo Terme RA 5 5720 9158
Borgo Tossignano BO 6 3288 12446
Casola Valsenio RA 6 2617 15063
Fontanelice BO 9 1943 17006
Imola BO 10 69797 86803
Dozza BO 10 6652 93455
Brisighella RA 10 7639 101094
Castel Bolognese RA 12 9554 110648
Castel del Rio BO 14 1246 111894
Castel San Pietro Terme BO 15 20811 132705
Modigliana FC 17 4560 137265
Solarolo RA 17 4488 141753
Faenza RA 18 58541 200294
Castel Guelfo di Bologna BO 18 4455 204749
Mordano BO 18 4760 209509
Bagnara di Romagna RA 18 2429 211938

Municipalities with at least 50000 inhabitants

An earthquake occurred to
10 Km SW of Imola (69797 inhabitants)
18 Km W of Faenza (58541 inhabitants)
31 Km W of Forlì (117913 inhabitants)
35 Km SE of Bologna (386663 inhabitants)
46 Km W of Ravenna (159116 inhabitants)
49 Km W of Cesena (96758 inhabitants)
63 Km S of Ferrara (133155 inhabitants)
63 Km NE of Prato (191150 inhabitants)
65 Km NE of Firenze (382808 inhabitants)
69 Km NE of Scandicci (50609 inhabitants)
71 Km NE of Pistoia (90315 inhabitants)
72 Km SE of Modena (184973 inhabitants)
76 Km W of Rimini (147750 inhabitants)
84 Km SE of Carpi (70699 inhabitants)
89 Km S of Rovigo (51867 inhabitants)
92 Km N of Arezzo (99543 inhabitants)
94 Km E of Reggio nell'Emilia (171345 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 2.1
ML 2.0 		2010-06-11
09:09:18		 44.275 11.663 26 2014-10-21
12:27:13		 Bollettino Sismico Italiano INGV 1065669
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2010-06-11 09:09:18 ± 0.48
Latitude 44.2750 ± 0.0180
Longitude 11.6630 ± 0.0239
Depth (km) 26 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1065669

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2381
Semi-minor axis of confidence ellipse (meter) 636
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 42
Circular confidence region, given by single value of horizontal uncertainty (meter) 2758.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 247
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.54
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.69518
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 1065669
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 20:32:31

Md:2.1

Field Value
Value 2.1
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 1065669
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 20:32:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.BSSO.HHE. 2010-06-11T09:09:52.41 10.0 undecidable manual Pg 0 0 0
IV.CRMI.HHN. 2010-06-11T09:09:42.66 0.6 undecidable manual Sg 226 77.1672 0.779 42
IV.ASQU.HHN. 2010-06-11T09:09:36.42 0.6 undecidable manual Sg 169 54.0015 0.477 46
IV.CRE.HHN. 2010-06-11T09:09:35.99 10.0 undecidable manual Pg 0 0 0
IV.FNVD.HHZ. 2010-06-11T09:09:33.68 0.3 undecidable manual Sg 255 44.622 0.076 77
IV.CRMI.HHN. 2010-06-11T09:09:32.65 0.6 undecidable manual Pg 226 77.1672 0.712 42
IV.VMG.SHZ. 2010-06-11T09:09:31.07 0.6 undecidable manual Sg 195 36.1416 -0.508 49
IV.SEI.SHZ. 2010-06-11T09:09:31.01 0.6 undecidable manual Sg 225 34.5432 -0.203 52
IV.ASQU.HHN. 2010-06-11T09:09:28.79 0.1 undecidable manual Pg 169 54.0015 0.28 97
IV.MTRZ.HHZ. 2010-06-11T09:09:28.38 0.6 undecidable manual Sg 282 19.3695 0.268 46
IV.FNVD.HHZ. 2010-06-11T09:09:26.94 0.1 undecidable manual Pg 255 44.622 -0.216 100
IV.SEI.SHZ. 2010-06-11T09:09:25.43 0.1 undecidable manual Pg 225 34.5432 -0.349 100
IV.VMG.SHZ. 2010-06-11T09:09:25.47 0.1 undecidable manual Pg 195 36.1416 -0.519 96
IV.MTRZ.HHZ. 2010-06-11T09:09:23.62 0.3 undecidable manual Pg 282 19.3695 -0.365 79
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