Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.3 on date 05-07-2009 and time 14:03:21 (Italy) in region Costa Romagnola meridionale (Rimini, Forli Cesena)

A magnitude ML 2.3 earthquake occured in region: Costa Romagnola meridionale (Rimini, Forli Cesena), on

  • 05-07-2009 12:03:21 (UTC)
  • 05-07-2009 14:03:21 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.1250, 12.6550 at 16 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
Rimini RN 10 147750 147750
Riccione RN 14 34965 182715
Bellaria-Igea Marina RN 16 19519 202234
Misano Adriatico RN 17 13014 215248
Santarcangelo di Romagna RN 18 22089 237337
Coriano RN 18 10502 247839
San Mauro Pascoli FC 19 11690 259529
Cattolica RN 19 17125 276654
Gabicce Mare PU 19 5781 282435

Municipalities with at least 50000 inhabitants

An earthquake occurred to
10 Km NE of Rimini (147750 inhabitants)
32 Km NW of Pesaro (94582 inhabitants)
33 Km E of Cesena (96758 inhabitants)
43 Km NW of Fano (60888 inhabitants)
49 Km SE of Ravenna (159116 inhabitants)
50 Km E of Forlì (117913 inhabitants)
64 Km E of Faenza (58541 inhabitants)
79 Km E of Imola (69797 inhabitants)
89 Km NW of Ancona (100861 inhabitants)
96 Km NE of Arezzo (99543 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 2.7
ML 2.3 		2009-07-05
12:03:21		 44.125 12.655 16 2014-10-21
12:27:13		 Bollettino Sismico Italiano INGV 917389
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-07-05 12:03:21 ± 0.21
Latitude 44.1250 ± 0.0108
Longitude 12.6550 ± 0.0150
Depth (km) 16 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 917389

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1238
Semi-minor axis of confidence ellipse (meter) 785
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 194
Circular confidence region, given by single value of horizontal uncertainty (meter) 1697.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 119
Number of associated phases, regardless of their use for origin computation 48
Number of defining phases 34
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.69
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 2.17186
Number of stations at which the event was observed 38
Number of stations from which data was used for origin computation 26
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.4
Num. used stations
Type of magnitude ML
Reference to an origin 917389
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 17:28:00

Md:2.7

Field Value
Value 2.7
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 917389
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 17:28:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CTI.EHZ. 2009-07-05T12:04:01.80 10.0 undecidable manual Pg 0 0 0
IV.FNVD.HHZ. 2009-07-05T12:04:00.97 10.0 undecidable manual Sg 0 0 0
NI.VINO.HHZ. 2009-07-05T12:03:58.03 0.3 undecidable manual Pg 11 241.0809 0.032 34
IV.MTGR.SHZ. 2009-07-05T12:03:55.54 10.0 undecidable manual Pg 0 0 0
IV.MNS.HHZ. 2009-07-05T12:03:53.27 10.0 undecidable manual Pg 0 0 0
IV.TERO.HHZ. 2009-07-05T12:03:52.68 10.0 undecidable manual Pg 0 0 0
IV.CESX.HHN. 2009-07-05T12:03:51.04 10.0 undecidable manual Pg 0 0 0
IV.LNSS.HHN. 2009-07-05T12:03:50.22 0.3 undecidable manual Pg 169 171.6948 0.851 41
IV.PII.SHZ. 2009-07-05T12:03:50.61 0.3 undecidable manual Pg 256 175.9905 0.708 42
IV.ARCI.HHZ. 2009-07-05T12:03:49.55 0.3 undecidable manual Pg 214 170.1963 0.37 49
IV.PZZT.HHZ. 2009-07-05T12:03:47.08 0.3 undecidable manual Pg 271 142.8459 1.865 25
IV.NRCA.SHZ. 2009-07-05T12:03:46.01 10.0 undecidable manual Pg 0 0 0
IV.CDCA.EHZ. 2009-07-05T12:03:46.87 0.1 undecidable manual Sg 205 81.252 0.901 69
IV.FAEN.HHE. 2009-07-05T12:03:45.11 10.0 undecidable manual Pg 0 0 0
IV.CRMI.HHZ. 2009-07-05T12:03:45.46 0.3 undecidable manual Pg 255 139.6602 0.741 48
IV.SENI.EHN. 2009-07-05T12:03:45.38 10.0 undecidable manual Sg 0 0 0
IV.MGAB.HHZ. 2009-07-05T12:03:45.15 0.3 undecidable manual Pg 198 141.4473 0.15 58
IV.FNVD.HHZ. 2009-07-05T12:03:45.75 10.0 undecidable manual Pg 0 0 0
IV.ARVD.HHZ. 2009-07-05T12:03:44.52 0.6 undecidable manual Sg 162 73.2711 0.698 39
IV.GUMA.HHZ. 2009-07-05T12:03:44.68 0.3 undecidable manual Pg 155 129.87 1.455 36
IV.SFI.EHZ. 2009-07-05T12:03:43.27 0.6 undecidable manual Sg 250 68.9754 0.586 39
IV.FDMO.HHE. 2009-07-05T12:03:42.76 0.1 undecidable manual Pg 164 125.6742 0.191 79
IV.CESI.HHN. 2009-07-05T12:03:42.82 0.1 undecidable manual Pg 171 125.874 0.216 79
IV.PIEI.HHN. 2009-07-05T12:03:42.11 0.1 undecidable manual Sg 188 66.0894 0.189 90
IV.ASSB.HHZ. 2009-07-05T12:03:41.56 0.1 undecidable manual Pg 180 120.0909 -0.154 80
IV.PARC.HHZ. 2009-07-05T12:03:40.83 0.1 undecidable manual Sg 212 62.493 -0.132 91
IV.CMPO.HHN. 2009-07-05T12:03:40.15 10.0 undecidable manual Pg 0 0 0
IV.AOI.HHZ. 2009-07-05T12:03:39.59 0.3 undecidable manual Pg 130 99.0231 1.119 46
IV.CAFI.HHZ. 2009-07-05T12:03:39.04 0.1 undecidable manual Pg 212 104.118 -0.219 82
IV.SEI.SHZ. 2009-07-05T12:03:38.73 0.6 undecidable manual Pg 266 103.6185 -0.446 40
IV.SNTG.SHZ. 2009-07-05T12:03:38.34 0.1 undecidable manual Pg 167 99.2229 -0.158 84
IV.FSSB.HHN. 2009-07-05T12:03:37.43 0.1 undecidable manual Sg 168 48.9177 0.074 95
IV.MURB.HHZ. 2009-07-05T12:03:37.90 0.1 undecidable manual Pg 186 96.2259 -0.139 85
IV.VMG.SHZ. 2009-07-05T12:03:36.89 0.3 undecidable manual Pg 259 90.4428 -0.262 63
IV.SENI.EHN. 2009-07-05T12:03:36.11 10.0 undecidable manual Pg 0 0 0
IV.CDCA.EHZ. 2009-07-05T12:03:35.59 0.1 undecidable manual Pg 205 81.252 -0.154 87
IV.ASQU.HHZ. 2009-07-05T12:03:34.68 0.1 undecidable manual Pg 243 78.1662 -0.58 80
IV.ARVD.HHZ. 2009-07-05T12:03:34.05 0.1 undecidable manual Pg 162 73.2711 -0.453 82
IV.SFI.EHZ. 2009-07-05T12:03:33.18 0.1 undecidable manual Pg 250 68.9754 -0.667 79
IV.PARC.HHZ. 2009-07-05T12:03:32.03 0.1 undecidable manual Pg 212 62.493 -0.82 74
IV.PIEI.HHN. 2009-07-05T12:03:32.51 0.1 undecidable manual Pg 188 66.0894 -0.894 70
IV.RSM.HHZ. 2009-07-05T12:03:31.62 0.6 undecidable manual Sg 217 27.1506 -0.023 49
IV.FSSB.HHN. 2009-07-05T12:03:30.16 0.1 undecidable manual Pg 168 48.9177 -0.61 82
IV.BLLA.EHE. 2009-07-05T12:03:29.22 0.1 undecidable manual Sg 278 14.874 0.546 87
IV.RSM.HHZ. 2009-07-05T12:03:26.87 0.1 undecidable manual Pg 217 27.1506 -0.601 86
IV.BLLA.EHE. 2009-07-05T12:03:25.64 0.1 undecidable manual Pg 278 14.874 -0.116 100
BA.PZUN.HHN. 2009-07-05T12:02:56.50 10.0 undecidable manual Pg 0 0 0
IV.FG2.SHZ. 2009-07-05T12:02:53.22 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