Earthquake with magnitude of ML 1.3 on date 03-05-2013 and time 00:57:55 (Italy) in region Costa Romagnola meridionale (Rimini, Forli Cesena)

A magnitude ML 1.3 earthquake occured in region: Costa Romagnola meridionale (Rimini, Forli Cesena), on

  • 02-05-2013 22:57:55 (UTC)
  • 03-05-2013 00:57:55 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.0880, 12.7420 at 22 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
Riccione RN 12 34965 34965
Misano Adriatico RN 13 13014 47979
Gabicce Mare PU 14 5781 53760
Cattolica RN 14 17125 70885
Rimini RN 14 147750 218635
Gradara PU 17 4835 223470
San Giovanni in Marignano RN 17 9417 232887
Coriano RN 18 10502 243389
San Clemente RN 20 5577 248966

Municipalities with at least 50000 inhabitants

An earthquake occurred to
14 Km E of Rimini (147750 inhabitants)
24 Km NW of Pesaro (94582 inhabitants)
35 Km NW of Fano (60888 inhabitants)
40 Km E of Cesena (96758 inhabitants)
57 Km SE of Ravenna (159116 inhabitants)
58 Km E of Forlì (117913 inhabitants)
72 Km E of Faenza (58541 inhabitants)
81 Km NW of Ancona (100861 inhabitants)
87 Km E of Imola (69797 inhabitants)
98 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
ML 1.3 2013-05-02
22:57:55
44.0883 12.7422 22 2015-01-20
11:25:44
Bollettino Sismico Italiano INGV 3836031
Reviewed
Rev100
ML 1.3 2013-05-02
22:57:55
44.0998 12.7118 18 2014-10-21
12:08:56
Sala Sismica INGV-Roma 3393601
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2013-05-02 22:57:55 ± 0.18
Latitude 44.0883 ± 0.0081
Longitude 12.7422 ± 0.0138
Depth (km) 22 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 3836031

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1078
Semi-minor axis of confidence ellipse (meter) 590
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 302
Circular confidence region, given by single value of horizontal uncertainty (meter) 1080.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 279
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.16278
Epicentral distance of station farthest from the epicenter (degree) 0.65201
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 3836031
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2015-01-15 12:56:52

ML:1.3

Field Value
Value 1.3
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 3393601
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2013-05-02 23:12:57
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SSFR.HHZ. 2013-05-02T22:58:18.00 0.3 undecidable manual S 177 72.372 100 0.17 67
IV.PIEI.HHZ. 2013-05-02T22:58:15.10 0.3 undecidable manual S 195 63.492 102 -0.4 65
IV.FRON.EHZ. 2013-05-02T22:58:15.80 0.3 undecidable manual S 181 63.2922 102 0.34 66
IV.PARC.HHE. 2013-05-02T22:58:15.76 0.3 undecidable manual S 220 63.2922 102 0.32 67
IV.NARO.HHZ. 2013-05-02T22:58:12.80 0.1 undecidable manual S 194 54.501 104 -0.37 89
IV.MPAG.EHZ. 2013-05-02T22:58:12.20 0.3 undecidable manual S 178 50.9157 105 -0.04 72
IV.FSSB.HHZ. 2013-05-02T22:58:11.00 0.3 undecidable manual S 176 43.9227 108 0.55 65
IV.PE3.EHE. 2013-05-02T22:58:11.35 0.3 undecidable manual S 204 47.7189 107 -0.07 72
IV.SSFR.HHZ. 2013-05-02T22:58:08.62 0.1 undecidable manual P 177 72.372 100 0.1 91
IV.FRON.EHZ. 2013-05-02T22:58:07.21 0.1 undecidable manual P 181 63.2922 102 0.07 94
IV.PARC.HHE. 2013-05-02T22:58:07.34 0.1 undecidable manual P 220 63.2922 102 0.21 91
IV.PIEI.HHZ. 2013-05-02T22:58:07.11 0.1 undecidable manual P 195 63.492 102 -0.07 93
IV.NARO.HHZ. 2013-05-02T22:58:05.54 0.1 undecidable manual P 194 54.501 104 -0.29 90
IV.MPAG.EHZ. 2013-05-02T22:58:05.10 0.1 undecidable manual P 178 50.9157 105 -0.19 93
IV.PESA.HHE. 2013-05-02T22:58:04.21 0.3 undecidable manual S 154 18.0708 135 -0.25 74
IV.PE3.EHE. 2013-05-02T22:58:04.97 0.1 undecidable manual P 204 47.7189 107 0.15 95
IV.FSSB.HHZ. 2013-05-02T22:58:04.15 0.1 undecidable manual P 176 43.9227 108 -0.11 96
IV.RSM2.HHE. 2013-05-02T22:58:02.11 0.1 undecidable manual P 235 28.9488 119 -0.04 100
IV.PESA.HHE. 2013-05-02T22:58:00.90 0.1 undecidable manual P 154 18.0708 135 0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FSSB.HHE. ML:1.2 0.0000493 0.48 AML other m 2013-05-02T22:58:12.72
IV.FSSB.HHN. ML:1.2 0.00004869999999999999 0.66 AML other m 2013-05-02T22:58:15.45
IV.NARO.HHN. ML:1.2 0.000038400000000000005 0.08 AML other m 2013-05-02T22:58:13.00
IV.NARO.HHE. ML:1.5 0.0000644 0.1 AML other m 2013-05-02T22:58:13.03
IV.PIEI.HHE. ML:1.5 0.0000577 0.26 AML other m 2013-05-02T22:58:16.96
IV.PIEI.HHN. ML:1.1 0.0000226 0.24 AML other m 2013-05-02T22:58:17.76
IV.SSFR.HHN. ML:1.4 0.00003995 0.18 AML other m 2013-05-02T22:58:20.88
IV.SSFR.HHE. ML:1.3 0.00003305 0.18 AML other m 2013-05-02T22:58:21.70
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