Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 24-05-2011 and time 20:03:28 (Italy) in region 5 km NE Bagno di Romagna (FC)

A magnitude ML 2.0 earthquake occured in region: 5 km NE Bagno di Romagna (FC), on

  • 24-05-2011 18:03:28 (UTC)
  • 24-05-2011 20:03:28 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.8860, 12.0220 at 7 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
Bagno di Romagna FC 5 6026 6026
Verghereto FC 10 1907 7933
Sarsina FC 10 3446 11379
Santa Sofia FC 11 4136 15515
Casteldelci RN 15 407 15922
Civitella di Romagna FC 15 3786 19708
Galeata FC 15 2516 22224
Sant'Agata Feltria RN 15 2151 24375
Mercato Saraceno FC 16 6886 31261

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km SW of Cesena (96758 inhabitants)
38 Km S of Forlì (117913 inhabitants)
46 Km S of Faenza (58541 inhabitants)
48 Km W of Rimini (147750 inhabitants)
48 Km N of Arezzo (99543 inhabitants)
58 Km SE of Imola (69797 inhabitants)
61 Km S of Ravenna (159116 inhabitants)
63 Km E of Firenze (382808 inhabitants)
69 Km E of Scandicci (50609 inhabitants)
72 Km W of Pesaro (94582 inhabitants)
74 Km E of Prato (191150 inhabitants)
80 Km W of Fano (60888 inhabitants)
84 Km NE of Siena (53903 inhabitants)
87 Km SE of Bologna (386663 inhabitants)
89 Km E of Pistoia (90315 inhabitants)
92 Km NW of Perugia (166134 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 2.3
ML 2.0 		2011-05-24
18:03:28		 43.886 12.022 7 2014-10-21
12:27:13		 Bollettino Sismico Italiano INGV 1218389
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2011-05-24 18:03:28 ± 0.11
Latitude 43.8860 ± 0.0063
Longitude 12.0220 ± 0.0062
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1218389

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 795
Semi-minor axis of confidence ellipse (meter) 287
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 213
Circular confidence region, given by single value of horizontal uncertainty (meter) 860.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 179
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.57826
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 1218389
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 23:53:41

Md:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations
Type of magnitude Md
Reference to an origin 1218389
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 23:53:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.HHE. 2011-05-24T18:03:47.27 0.3 undecidable manual Sg 133 56.5989 0.154 68
IV.SEI.SHZ. 2011-05-24T18:03:47.30 0.1 undecidable manual Sg 290 56.0994 0.314 88
IV.BADI.EHZ. 2011-05-24T18:03:44.04 0.3 undecidable manual Sg 157 45.4212 -0.087 70
IV.VMG.SHZ. 2011-05-24T18:03:42.38 0.3 undecidable manual Sg 283 39.1275 -0.058 72
IV.FSSB.HHE. 2011-05-24T18:03:40.45 0.3 undecidable manual Pg 109 64.1913 -0.057 69
IV.ATVO.HHE. 2011-05-24T18:03:40.65 0.6 undecidable manual Pg 151 63.8916 0.186 45
IV.SEI.SHZ. 2011-05-24T18:03:39.00 0.1 undecidable manual Pg 290 56.0994 -0.268 89
IV.PIEI.HHE. 2011-05-24T18:03:39.19 0.1 undecidable manual Pg 133 56.5989 -0.151 91
IV.ATPC.HHN. 2011-05-24T18:03:39.69 0.3 undecidable manual Pg 142 56.8986 0.299 66
IV.BADI.EHZ. 2011-05-24T18:03:37.53 0.3 undecidable manual Pg 157 45.4212 -0.085 71
IV.ASQU.HHZ. 2011-05-24T18:03:36.42 0.1 undecidable manual Sg 242 21.0678 -0.046 99
IV.VMG.SHZ. 2011-05-24T18:03:36.34 0.3 undecidable manual Pg 283 39.1275 -0.301 68
IV.SFI.EHN. 2011-05-24T18:03:34.30 0.1 undecidable manual Sg 278 14.0748 0.052 100
IV.ASQU.HHZ. 2011-05-24T18:03:33.19 0.1 undecidable manual Pg 242 21.0678 -0.003 100
IV.SFI.EHN. 2011-05-24T18:03:32.01 0.1 undecidable manual Pg 278 14.0748 0.099 99
IV.SNTG.HHZ. 2011-05-24T18:03:27.68 10.0 undecidable manual Sg 0 0 0
IV.ARVD.HHE. 2011-05-24T18:03:27.01 10.0 undecidable manual Sg 0 0 0
IV.FNVD.HHE. 2011-05-24T18:03:24.82 10.0 undecidable manual Sg 0 0 0
IV.CESI.HHZ. 2011-05-24T18:03:23.20 10.0 undecidable manual Pg 0 0 0
IV.MTRZ.HHN. 2011-05-24T18:03:22.04 10.0 undecidable manual Pg 0 0 0
IV.FNVD.HHE. 2011-05-24T18:03:21.14 10.0 undecidable manual Pg 0 0 0
IV.SNTG.HHZ. 2011-05-24T18:03:21.10 10.0 undecidable manual Pg 0 0 0
IV.ARVD.HHE. 2011-05-24T18:03:20.53 10.0 undecidable manual Pg 0 0 0
IV.IMOL.EHE. 2011-05-24T18:03:20.70 10.0 undecidable manual Pg 0 0 0
IV.FIR.HHE. 2011-05-24T18:03:20.42 10.0 undecidable manual Pg 0 0 0
IV.MURB.HHZ. 2011-05-24T18:03:20.84 10.0 undecidable manual Sg 0 0 0
IV.MGAB.HHZ. 2011-05-24T18:03:20.25 10.0 undecidable manual Pg 0 0 0
IV.SSFR.HHZ. 2011-05-24T18:03:20.80 10.0 undecidable manual Sg 0 0 0
IV.BLLA.EHN. 2011-05-24T18:03:18.21 10.0 undecidable manual Pg 0 0 0
IV.MURB.HHZ. 2011-05-24T18:03:17.61 10.0 undecidable manual Pg 0 0 0
IV.ATTE.HHE. 2011-05-24T18:03:16.70 10.0 undecidable manual Pg 0 0 0
IV.SSFR.HHZ. 2011-05-24T18:03:14.18 10.0 undecidable manual Pg 0 0 0
IV.FRON.EHZ. 2011-05-24T18:03:12.77 10.0 undecidable manual Pg 0 0 0
IV.DOI.HHN. 2011-05-24T18:02:50.40 10.0 undecidable manual Pg 0 0 0
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