Earthquake with magnitude of ML 1.7 on date 03-04-2013 and time 07:41:43 (Italy) in region Costa Romagnola meridionale (Rimini, Forli Cesena)

A magnitude ML 1.7 earthquake occured in region: Costa Romagnola meridionale (Rimini, Forli Cesena), on

  • 03-04-2013 05:41:43 (UTC)
  • 03-04-2013 07:41:43 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.1040, 12.6660 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.

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 9 147750 147750
Riccione RN 12 34965 182715
Misano Adriatico RN 15 13014 195729
Coriano RN 16 10502 206231
Cattolica RN 17 17125 223356
Gabicce Mare PU 17 5781 229137
Bellaria-Igea Marina RN 17 19519 248656
Santarcangelo di Romagna RN 18 22089 270745
San Giovanni in Marignano RN 19 9417 280162
San Clemente RN 19 5577 285739
Gradara PU 20 4835 290574

Municipalities with at least 50000 inhabitants

An earthquake occurred to
9 Km NE of Rimini (147750 inhabitants)
29 Km NW of Pesaro (94582 inhabitants)
34 Km E of Cesena (96758 inhabitants)
40 Km NW of Fano (60888 inhabitants)
51 Km SE of Ravenna (159116 inhabitants)
52 Km E of Forlì (117913 inhabitants)
66 Km E of Faenza (58541 inhabitants)
81 Km E of Imola (69797 inhabitants)
87 Km NW of Ancona (100861 inhabitants)
95 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 1.7 2013-04-03
05:41:43
44.1037 12.6665 17 2015-01-20
11:24:30
Bollettino Sismico Italiano INGV 4634691
Reviewed
Rev100
ML 1.7 2013-04-03
05:41:43
44.0992 12.6787 10 2014-10-21
12:08:56
Sala Sismica INGV-Roma 3143041
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2013-04-03 05:41:43 ± 0.22
Latitude 44.1037 ± 0.0081
Longitude 12.6665 ± 0.0163
Depth (km) 17 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 4634691

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1199
Semi-minor axis of confidence ellipse (meter) 860
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 71
Circular confidence region, given by single value of horizontal uncertainty (meter) 1200.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 278
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.20505
Epicentral distance of station farthest from the epicenter (degree) 0.67179
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 4634691
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2015-01-15 13:25:22

ML:1.7

Field Value
Value 1.7
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 3143041
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2013-04-03 05:48:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SSFR.HHZ. 2013-04-03T05:42:06.18 0.3 undecidable manual S 173 74.5698 95 0.49 63
IV.PIEI.HHZ. 2013-04-03T05:42:02.71 0.6 undecidable manual S 190 63.8916 96 -0.13 47
IV.NARO.HHZ. 2013-04-03T05:42:00.33 0.3 undecidable manual S 187 55.1004 97 -0.18 71
IV.MPAG.EHZ. 2013-04-03T05:41:59.89 0.3 undecidable manual S 172 53.1024 98 -0.1 72
IV.FSSB.HHZ. 2013-04-03T05:41:58.34 0.3 undecidable manual S 169 46.4202 99 0.13 72
IV.SSFR.HHZ. 2013-04-03T05:41:56.13 0.1 undecidable manual P 173 74.5698 95 -0.08 93
IV.PIEI.HHZ. 2013-04-03T05:41:54.55 0.1 undecidable manual P 190 63.8916 96 -0.01 96
IV.NARO.HHZ. 2013-04-03T05:41:53.28 0.1 undecidable manual P 187 55.1004 97 0.06 96
IV.MPAG.EHZ. 2013-04-03T05:41:52.83 0.1 undecidable manual P 172 53.1024 98 -0.09 96
IV.PESA.HHZ. 2013-04-03T05:41:51.92 0.3 undecidable manual S 142 22.755 114 -0.2 74
IV.FSSB.HHZ. 2013-04-03T05:41:51.79 0.1 undecidable manual P 169 46.4202 99 -0.1 97
IV.RSM2.HHZ. 2013-04-03T05:41:48.83 0.3 undecidable manual P 224 25.4523 111 0.06 76
IV.PESA.HHZ. 2013-04-03T05:41:48.56 0.1 undecidable manual P 142 22.755 114 0.19 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FSSB.HHN. ML:1.9 0.00019700000000000002 1.44 AML other m 2013-04-03T05:42:00.27
IV.FSSB.HHE. ML:1.8 0.000157 0.56 AML other m 2013-04-03T05:42:02.64
IV.NARO.HHN. ML:1.7 0.00011690000000000001 0.64 AML other m 2013-04-03T05:42:00.63
IV.NARO.HHE. ML:1.6 0.0000816 0.82 AML other m 2013-04-03T05:42:00.93
IV.PIEI.HHN. ML:1.7 0.0000932 1.52 AML other m 2013-04-03T05:42:04.80
IV.PIEI.HHE. ML:1.7 0.00008905 0.44 AML other m 2013-04-03T05:42:05.41
IV.SSFR.HHE. ML:1.8 0.00008465 1.12 AML other m 2013-04-03T05:42:08.70
IV.SSFR.HHN. ML:1.9 0.00011324999999999999 1.16 AML other m 2013-04-03T05:42:08.70
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download