Earthquake with magnitude of Md 2.2 on date 18-10-2003 and time 23:56:46 (Italy) in region 3 km SE Rimini (RN)

A magnitude Md 2.2 earthquake occured in region: 3 km SE Rimini (RN), on

  • 18-10-2003 21:56:46 (UTC)
  • 18-10-2003 23:56:46 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.0440, 12.5960 at 29 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.

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 3 147750 147750
Riccione RN 7 34965 182715
Coriano RN 9 10502 193217
Misano Adriatico RN 11 13014 206231
Santarcangelo di Romagna RN 12 22089 228320
San Clemente RN 13 5577 233897
Montescudo - Monte Colombo RN 14 6779 240676
Cattolica RN 15 17125 257801
Morciano di Romagna RN 15 7045 264846
San Giovanni in Marignano RN 15 9417 274263
Verucchio RN 15 10078 284341
Gabicce Mare PU 16 5781 290122
Gemmano RN 16 1158 291280
Bellaria-Igea Marina RN 16 19519 310799
San Mauro Pascoli FC 16 11690 322489
Savignano sul Rubicone FC 17 17766 340255
Montefiore Conca RN 17 2269 342524
Poggio Torriana RN 18 5135 347659
Sassofeltrio PU 18 1388 349047
Gradara PU 18 4835 353882
Gatteo FC 18 9068 362950
Borghi FC 19 2843 365793
Saludecio RN 20 3120 368913

Municipalities with at least 50000 inhabitants

An earthquake occurred to
3 Km SE of Rimini (147750 inhabitants)
30 Km NW of Pesaro (94582 inhabitants)
30 Km E of Cesena (96758 inhabitants)
41 Km NW of Fano (60888 inhabitants)
49 Km E of Forlì (117913 inhabitants)
52 Km SE of Ravenna (159116 inhabitants)
63 Km E of Faenza (58541 inhabitants)
78 Km E of Imola (69797 inhabitants)
86 Km NE of Arezzo (99543 inhabitants)
88 Km NW of Ancona (100861 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 2.2
ML-VAX 1.5
2003-10-18
21:56:46
44.044 12.596 29 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 487869
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2003-10-18 21:56:46 ± 0.495
Latitude 44.0440 ± 0.0357
Longitude 12.5960 ± 0.0391
Depth (km) 29 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 487869

Uncertainty

Field Value
Preferred uncertainty description horizontal uncertainty
Semi-major axis of confidence ellipse (meter)
Semi-minor axis of confidence ellipse (meter)
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)
Circular confidence region, given by single value of horizontal uncertainty (meter) 5051.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 263
Number of associated phases, regardless of their use for origin computation 7
Number of defining phases 7
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00332
Epicentral distance of station farthest from the epicenter (degree) 0.00882
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitudes information

Md:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 487869
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 00:45:22

ML:1.5

Field Value
Value 1.5
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 487869
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 13:07:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.SNTG.Z. 2003-10-18T21:57:13.60 10.0 undecidable manual SN 162 0.8214 0.41 0.2
--.ASS.Z. 2003-10-18T21:57:03.70 10.0 undecidable manual PN 177 0.9768 0.12 1.4
--.SNTG.Z. 2003-10-18T21:57:01.16 10.0 undecidable manual PN 162 0.8214 -0.3 0.8
--.FSSB.Z. 2003-10-18T21:57:01.62 10.0 undecidable manual SG 159 0.3663 -0.11 0.7
--.SFI.Z. 2003-10-18T21:56:58.00 10.0 undecidable manual PN 255 0.5439 0.26 1.2
--.CRE.Z. 2003-10-18T21:56:58.43 10.0 undecidable manual PN 227 0.6216 -0.32 0.9
--.FSSB.Z. 2003-10-18T21:56:55.28 10.0 undecidable manual PG 159 0.3663 0.13 1.8
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