Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 28-04-2013 and time 01:08:05 (Italy) in region Costa Romagnola meridionale (Rimini, Forli Cesena)

A magnitude ML 2.0 earthquake occured in region: Costa Romagnola meridionale (Rimini, Forli Cesena), on

  • 27-04-2013 23:08:05 (UTC)
  • 28-04-2013 01:08:05 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.0800, 12.5770 at 19 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 2 147750 147750
Santarcangelo di Romagna RN 11 22089 169839
Riccione RN 11 34965 204804
Bellaria-Igea Marina RN 12 19519 224323
Coriano RN 13 10502 234825
San Mauro Pascoli FC 13 11690 246515
Savignano sul Rubicone FC 14 17766 264281
Misano Adriatico RN 15 13014 277295
Gatteo FC 16 9068 286363
Verucchio RN 16 10078 296441
San Clemente RN 17 5577 302018
Montescudo - Monte Colombo RN 18 6779 308797
Poggio Torriana RN 18 5135 313932
Borghi FC 19 2843 316775
Cattolica RN 19 17125 333900
San Giovanni in Marignano RN 19 9417 343317
Gabicce Mare PU 19 5781 349098
Morciano di Romagna RN 19 7045 356143
Gemmano RN 19 1158 357301
Gambettola FC 20 10660 367961
Cesenatico FC 20 25796 393757
Longiano FC 20 7126 400883

Municipalities with at least 50000 inhabitants

An earthquake occurred to
2 Km NE of Rimini (147750 inhabitants)
27 Km E of Cesena (96758 inhabitants)
33 Km NW of Pesaro (94582 inhabitants)
44 Km NW of Fano (60888 inhabitants)
46 Km E of Forlì (117913 inhabitants)
48 Km SE of Ravenna (159116 inhabitants)
60 Km E of Faenza (58541 inhabitants)
75 Km E of Imola (69797 inhabitants)
88 Km NE of Arezzo (99543 inhabitants)
91 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 		ML 2.0 2013-04-27
23:08:05		 44.0797 12.577 19 2015-01-20
11:25:36		 Bollettino Sismico Italiano INGV 4735171
Reviewed
Rev100 		ML 2.0 2013-04-27
23:08:05		 44.0928 12.5483 18 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 3352521
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2013-04-27 23:08:05 ± 0.21
Latitude 44.0797 ± 0.0099
Longitude 12.5770 ± 0.0088
Depth (km) 19 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 4735171

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1059
Semi-minor axis of confidence ellipse (meter) 74
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 189
Circular confidence region, given by single value of horizontal uncertainty (meter) 1060.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 234
Number of associated phases, regardless of their use for origin computation 35
Number of defining phases 35
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.35
Epicentral distance of station closest to the epicenter (degree) 0.17087
Epicentral distance of station farthest from the epicenter (degree) 1.03782
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 4735171
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2015-01-15 13:25:30

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 3352521
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2013-04-27 23:19:14
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATVO.HHZ. 2013-04-27T23:08:29.50 0.3 undecidable manual S 190 78.5658 97 0.52 60
IV.SSFR.HHZ. 2013-04-27T23:08:28.00 0.6 undecidable manual S 167 73.2711 98 0.43 42
IV.ARVD.HHZ. 2013-04-27T23:08:27.30 0.6 undecidable manual S 156 70.7736 98 0.37 43
IV.BADI.EHZ. 2013-04-27T23:08:27.10 0.3 undecidable manual S 203 68.5758 98 0.75 56
IV.ATPI.EHZ. 2013-04-27T23:08:27.50 0.3 undecidable manual S 191 71.1732 98 0.48 62
IV.SFI.EHZ. 2013-04-27T23:08:25.54 0.3 undecidable manual S 252 61.3941 100 1.09 49
IV.PIEI.HHZ. 2013-04-27T23:08:24.00 0.6 undecidable manual S 183 60.3951 100 -0.19 46
IV.ASSB.HHZ. 2013-04-27T23:08:24.99 0.1 undecidable manual P 177 115.1958 95 0.35 79
IV.FRON.EHZ. 2013-04-27T23:08:24.90 0.3 undecidable manual S 169 63.492 99 -0.09 69
IV.PARC.HHZ. 2013-04-27T23:08:22.40 0.3 undecidable manual S 210 54.9006 101 -0.35 67
IV.ATCC.EHZ. 2013-04-27T23:08:22.39 0.1 undecidable manual P 177 99.3228 95 0.19 84
IV.MPAG.EHZ. 2013-04-27T23:08:21.20 0.3 undecidable manual S 164 52.0035 102 -0.79 58
IV.NARO.HHZ. 2013-04-27T23:08:21.50 0.1 undecidable manual S 180 52.0035 102 -0.48 87
IV.FOSV.EHZ. 2013-04-27T23:08:20.60 0.1 undecidable manual P 170 88.3449 96 0.09 88
IV.PE3.EHZ. 2013-04-27T23:08:20.30 0.3 undecidable manual S 189 43.0236 105 0.64 62
IV.FSSB.HHZ. 2013-04-27T23:08:19.89 0.6 undecidable manual S 159 45.7209 104 -0.47 44
IV.SSFR.HHZ. 2013-04-27T23:08:18.20 0.1 undecidable manual P 167 73.2711 98 0 92
IV.ATVO.HHZ. 2013-04-27T23:08:18.90 0.1 undecidable manual P 190 78.5658 97 -0.12 89
IV.ASQU.HHZ. 2013-04-27T23:08:17.96 0.1 undecidable manual P 244 70.2741 98 0.2 89
IV.ARVD.HHZ. 2013-04-27T23:08:17.84 0.1 undecidable manual P 156 70.7736 98 0.01 92
IV.BADI.EHZ. 2013-04-27T23:08:17.36 0.1 undecidable manual P 203 68.5758 98 -0.14 90
IV.ATPI.EHZ. 2013-04-27T23:08:17.58 0.1 undecidable manual P 191 71.1732 98 -0.31 87
IV.PESA.HHZ. 2013-04-27T23:08:16.00 0.1 undecidable manual S 126 26.0517 118 0.59 87
IV.FRON.EHZ. 2013-04-27T23:08:16.88 0.1 undecidable manual P 169 63.492 99 0.17 91
IV.PIEI.HHZ. 2013-04-27T23:08:16.04 0.1 undecidable manual P 183 60.3951 100 -0.22 90
IV.SFI.EHZ. 2013-04-27T23:08:16.65 0.1 undecidable manual P 252 61.3941 100 0.24 89
IV.PARC.HHZ. 2013-04-27T23:08:15.10 0.1 undecidable manual P 210 54.9006 101 -0.32 89
IV.MPAG.EHZ. 2013-04-27T23:08:14.50 0.1 undecidable manual P 164 52.0035 102 -0.49 86
IV.NARO.HHZ. 2013-04-27T23:08:14.43 0.1 undecidable manual P 180 52.0035 102 -0.55 85
IV.FSSB.HHZ. 2013-04-27T23:08:13.86 0.1 undecidable manual P 159 45.7209 104 -0.18 93
IV.CPGN.EHZ. 2013-04-27T23:08:13.13 0.6 undecidable manual P 214 37.0296 108 0.38 45
IV.PE3.EHZ. 2013-04-27T23:08:13.73 0.1 undecidable manual P 189 43.0236 105 0.09 95
IV.RSM2.HHZ. 2013-04-27T23:08:13.30 0.3 undecidable manual S 214 18.9699 128 -0.52 69
IV.PESA.HHZ. 2013-04-27T23:08:11.18 0.1 undecidable manual P 126 26.0517 118 0 100
IV.RSM2.HHZ. 2013-04-27T23:08:10.04 0.1 undecidable manual P 214 18.9699 128 -0.23 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARVD.HHN. ML:1.8 0.00008834999999999999 0.26 AML other m 2013-04-27T23:08:28.43
IV.ARVD.HHE. ML:1.7 0.0000802 1.4 AML other m 2013-04-27T23:08:30.09
IV.ASQU.HHE. ML:1.6 0.00005855000000000001 1.24 AML other m 2013-04-27T23:08:33.40
IV.ASQU.HHN. ML:1.6 0.00006305 0.32 AML other m 2013-04-27T23:08:38.70
IV.ASSB.HHN. ML:1.9 0.0000675 0.32 AML other m 2013-04-27T23:08:41.84
IV.ASSB.HHE. ML:1.9 0.000060450000000000006 1.58 AML other m 2013-04-27T23:08:48.29
IV.ATCC.EHE. ML:2.2 0.000156 0.5 AML other m 2013-04-27T23:08:37.27
IV.ATCC.EHN. ML:2.3 0.0001785 1.3 AML other m 2013-04-27T23:08:37.80
IV.ATPI.EHE. ML:1.7 0.0000856 0.7 AML other m 2013-04-27T23:08:36.95
IV.ATPI.EHN. ML:1.9 0.00011899999999999999 0.76 AML other m 2013-04-27T23:08:29.53
IV.ATVO.HHE. ML:1.9 0.00010075000000000001 0.8 AML other m 2013-04-27T23:08:30.33
IV.ATVO.HHN. ML:2.0 0.00013000000000000002 0.48 AML other m 2013-04-27T23:08:30.29
IV.BADI.EHN. ML:1.9 0.00014350000000000002 0.96 AML other m 2013-04-27T23:08:27.99
IV.BADI.EHE. ML:2.1 0.000193 1.18 AML other m 2013-04-27T23:08:28.53
IV.FRON.EHE. ML:1.9 0.00013700000000000002 0.22 AML other m 2013-04-27T23:08:25.99
IV.FRON.EHN. ML:2.2 0.000259 0.82 AML other m 2013-04-27T23:08:26.56
IV.FSSB.HHN. ML:2.4 0.0006125000000000001 0.36 AML other m 2013-04-27T23:08:23.30
IV.FSSB.HHE. ML:2.4 0.000641 0.28 AML other m 2013-04-27T23:08:23.67
IV.MPAG.EHE. ML:2.1 0.000286 1.52 AML other m 2013-04-27T23:08:23.18
IV.MPAG.EHN. ML:2.0 0.000224 0.2 AML other m 2013-04-27T23:08:23.92
IV.NARO.HHE. ML:1.7 0.000108 1.52 AML other m 2013-04-27T23:08:24.73
IV.NARO.HHN. ML:1.7 0.000118 0.16 AML other m 2013-04-27T23:08:22.71
IV.PARC.HHE. ML:1.5 0.00007565 0.38 AML other m 2013-04-27T23:08:28.73
IV.PARC.HHN. ML:1.7 0.00010435 0.18 AML other m 2013-04-27T23:08:23.17
IV.PE3.EHE. ML:2.1 0.000343 0.4 AML other m 2013-04-27T23:08:21.11
IV.PE3.EHN. ML:2.2 0.0004305 0.64 AML other m 2013-04-27T23:08:22.27
IV.PESA.HHN. ML:2.2 0.0008095 0.42 AML other m 2013-04-27T23:08:16.10
IV.PESA.HHE. ML:2.2 0.000708 0.68 AML other m 2013-04-27T23:08:16.50
IV.PIEI.HHN. ML:2.1 0.00023300000000000003 0.76 AML other m 2013-04-27T23:08:26.19
IV.PIEI.HHE. ML:2.4 0.000477 1 AML other m 2013-04-27T23:08:25.85
IV.SSFR.HNN. ML:2.8 0.0009379999999999999 0.2 AML other m 2013-04-27T23:08:29.55
IV.SSFR.HHN. ML:2.8 0.0009930000000000002 0.2 AML other m 2013-04-27T23:08:29.45
IV.SSFR.HNE. ML:2.8 0.000911 1.58 AML other m 2013-04-27T23:08:29.93
IV.SSFR.HHE. ML:2.8 0.000891 1.58 AML other m 2013-04-27T23:08:29.14
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