Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 29-09-2016 and time 01:48:52 (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

  • 28-09-2016 23:48:52 (UTC)
  • 29-09-2016 01:48:52 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.0080, 12.7530 at 26 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
Gabicce Mare PU 5 5781 5781
Cattolica RN 5 17125 22906
Misano Adriatico RN 6 13014 35920
Gradara PU 8 4835 40755
Riccione RN 8 34965 75720
San Giovanni in Marignano RN 8 9417 85137
Tavullia PU 12 8003 93140
Coriano RN 13 10502 103642
San Clemente RN 13 5577 109219
Morciano di Romagna RN 13 7045 116264
Rimini RN 16 147750 264014
Saludecio RN 16 3120 267134
Pesaro PU 17 94582 361716
Montefiore Conca RN 17 2269 363985
Montegridolfo RN 17 1012 364997
Gemmano RN 18 1158 366155
Montelabbate PU 18 6938 373093
Mondaino RN 18 1394 374487
Montescudo - Monte Colombo RN 19 6779 381266

Municipalities with at least 50000 inhabitants

An earthquake occurred to
16 Km E of Rimini (147750 inhabitants)
17 Km NW of Pesaro (94582 inhabitants)
28 Km NW of Fano (60888 inhabitants)
43 Km E of Cesena (96758 inhabitants)
62 Km E of Forlì (117913 inhabitants)
63 Km SE of Ravenna (159116 inhabitants)
75 Km NW of Ancona (100861 inhabitants)
76 Km E of Faenza (58541 inhabitants)
91 Km E of Imola (69797 inhabitants)
92 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 2016-09-28
23:48:52		 44.0078 12.753 26 2017-03-22
01:15:12		 Bollettino Sismico Italiano INGV 31928191
Reviewed
Rev100 		ML 1.6 2016-09-28
23:48:52		 44.0053 12.7688 28 2016-09-29
00:10:22		 Sala Sismica INGV-Roma 29655781
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-09-28 23:48:52 ± 0.25
Latitude 44.0078 ± 0.0099
Longitude 12.7530 ± 0.0225
Depth (km) 26 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 31928191

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1600
Semi-minor axis of confidence ellipse (meter) 1007
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) 1600.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 182
Number of associated phases, regardless of their use for origin computation 37
Number of defining phases 37
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.09173
Epicentral distance of station farthest from the epicenter (degree) 0.97217
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 25
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 11
Type of magnitude ML
Reference to an origin 31928191
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2017-03-22 01:15:12

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 11
Type of magnitude ML
Reference to an origin 29655781
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-09-29 00:10:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATCC.EHZ. 2016-09-28T23:49:21.51 0.6 undecidable manual S 186 91.7415 101 1.19 30
IV.EL6.EHZ. 2016-09-28T23:49:18.99 0.6 undecidable manual S 159 80.2641 103 1.65 23
IV.ATVO.HHZ. 2016-09-28T23:49:16.44 0.6 undecidable manual S 202 74.7696 104 0.54 41
IV.SSFR.HHZ. 2016-09-28T23:49:13.52 0.6 undecidable manual S 178 63.492 107 0.54 42
IV.FRON.EHZ. 2016-09-28T23:49:11.16 0.6 undecidable manual S 182 54.4011 110 0.47 44
IV.PIEI.HHZ. 2016-09-28T23:49:11.04 0.6 undecidable manual S 199 55.2003 109 0.15 47
IV.CSP1.EHZ. 2016-09-28T23:49:11.84 0.3 undecidable manual P 160 107.9142 99 0.62 57
IV.ATTE.HHN. 2016-09-28T23:49:09.88 0.6 undecidable manual P 200 95.4378 101 0.56 40
IV.SNTG.HHZ. 2016-09-28T23:49:08.00 0.6 undecidable manual P 170 84.8484 102 0.27 44
IV.NARO.HHZ. 2016-09-28T23:49:08.49 0.3 undecidable manual S 197 46.1205 114 -0.15 73
IV.ATCC.EHZ. 2016-09-28T23:49:08.56 0.6 undecidable manual P 186 91.7415 101 -0.2 44
IV.AOI.HHE. 2016-09-28T23:49:08.51 0.6 undecidable manual P 126 84.8484 102 0.78 38
IV.MURB.HHE. 2016-09-28T23:49:07.76 0.6 undecidable manual P 193 84.6486 102 0.06 46
IV.EL6.EHZ. 2016-09-28T23:49:07.55 0.3 undecidable manual P 159 80.2641 103 0.5 63
IV.CING.HHN. 2016-09-28T23:49:07.56 0.6 undecidable manual P 153 78.6657 103 0.77 38
IV.LMD.HHZ. 2016-09-28T23:49:07.98 0.6 undecidable manual P 276 83.7495 102 0.41 43
IV.MPAG.EHZ. 2016-09-28T23:49:07.34 0.6 undecidable manual S 179 42.0246 116 -0.29 48
IV.BLLA.EHE. 2016-09-28T23:49:06.29 0.6 undecidable manual S 304 27.0507 129 2.04 21
IV.ATVO.HHZ. 2016-09-28T23:49:05.67 0.3 undecidable manual P 202 74.7696 104 -0.54 63
IV.FSSB.HHZ. 2016-09-28T23:49:05.61 0.6 undecidable manual S 177 34.9428 121 -0.38 47
IV.RSM2.HHZ. 2016-09-28T23:49:04.70 0.6 undecidable manual S 253 25.752 131 0.71 43
IV.BADI.EHZ. 2016-09-28T23:49:04.59 0.3 undecidable manual P 217 68.6757 105 -0.71 59
IV.SSFR.HHZ. 2016-09-28T23:49:04.09 0.3 undecidable manual P 178 63.492 107 -0.44 66
IV.ARVD.HHZ. 2016-09-28T23:49:03.69 0.6 undecidable manual P 165 58.497 108 -0.12 48
IV.FRON.EHZ. 2016-09-28T23:49:02.76 0.1 negative manual P 182 54.4011 110 -0.45 89
IV.COR1.EHZ. 2016-09-28T23:49:02.19 0.3 undecidable manual P 155 46.2204 114 0.16 72
IV.APEC.HHZ. 2016-09-28T23:49:02.89 0.6 undecidable manual P 208 56.499 109 -0.63 42
IV.PIEI.HHZ. 2016-09-28T23:49:02.62 0.3 undecidable manual P 199 55.2003 109 -0.71 61
IV.CPGN.EHZ. 2016-09-28T23:49:01.22 0.6 undecidable manual P 237 41.5251 116 -0.15 49
IV.PESA.HHZ. 2016-09-28T23:49:01.63 0.6 undecidable manual S 137 10.1787 157 0.16 52
IV.NARO.HHZ. 2016-09-28T23:49:01.47 0.1 positive manual P 197 46.1205 114 -0.56 88
IV.BLLA.EHE. 2016-09-28T23:49:00.08 0.3 undecidable manual P 304 27.0507 129 0.59 69
IV.PE3.EHZ. 2016-09-28T23:49:00.86 0.3 undecidable manual P 211 40.2264 117 -0.34 70
IV.MPAG.EHZ. 2016-09-28T23:49:00.98 0.1 undecidable manual P 179 42.0246 116 -0.47 91
IV.RSM2.HHZ. 2016-09-28T23:48:59.21 0.3 undecidable manual P 253 25.752 131 -0.13 75
IV.FSSB.HHZ. 2016-09-28T23:48:59.93 0.3 undecidable manual P 177 34.9428 121 -0.56 67
IV.PESA.HHZ. 2016-09-28T23:48:57.63 0.1 positive manual P 137 10.1787 157 -0.25 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARVD.HHE. ML:1.4 0.0000455 0.38 AML other m 2016-09-28T23:49:13.53
IV.ARVD.HHN. ML:1.3 0.000035699999999999994 0.78 AML other m 2016-09-28T23:49:14.25
IV.ATCC.EHN. ML:1.7 0.0000551 1.4 AML other m 2016-09-28T23:49:22.11
IV.ATCC.EHE. ML:1.8 0.00006544999999999999 0.2 AML other m 2016-09-28T23:49:23.01
IV.ATVO.HHN. ML:1.5 0.0000432 0.32 AML other m 2016-09-28T23:49:17.31
IV.ATVO.HHE. ML:1.3 0.0000276 1.12 AML other m 2016-09-28T23:49:17.96
IV.FRON.EHE. ML:1.6 0.0000747 0.4 AML other m 2016-09-28T23:49:11.30
IV.FRON.EHN. ML:1.7 0.0001154 0.82 AML other m 2016-09-28T23:49:11.41
IV.FSSB.HHN. ML:2.1 0.00039449999999999994 0.18 AML other m 2016-09-28T23:49:06.14
IV.FSSB.HHE. ML:1.9 0.000279 0.14 AML other m 2016-09-28T23:49:06.44
IV.LMD.HHE. ML:1.4 0.00003065 1.5 AML other m 2016-09-28T23:49:21.86
IV.LMD.HHN. ML:1.3 0.00002325 1.3 AML other m 2016-09-28T23:49:23.02
IV.NARO.HHE. ML:1.4 0.000055849999999999996 0.14 AML other m 2016-09-28T23:49:08.72
IV.NARO.HHN. ML:1.6 0.00008975 0.42 AML other m 2016-09-28T23:49:08.89
IV.PESA.HHE. ML:2.0 0.0005155 0.2 AML other m 2016-09-28T23:49:01.70
IV.PESA.HHN. ML:1.9 0.00041349999999999997 0.48 AML other m 2016-09-28T23:49:02.74
IV.PIEI.HHE. ML:1.7 0.0000998 0.36 AML other m 2016-09-28T23:49:12.31
IV.PIEI.HHN. ML:1.5 0.00007095 0.34 AML other m 2016-09-28T23:49:12.39
IV.SNTG.HHE. ML:1.4 0.000029617705 0 AML other m 2016-09-28T23:49:22.55
IV.SNTG.HHN. ML:1.4 0.00003045 1.44 AML other m 2016-09-28T23:49:23.31
IV.SSFR.HHE. ML:2.2 0.000244 0.2 AML other m 2016-09-28T23:49:15.24
IV.SSFR.HNE. ML:2.2 0.00025397390000000004 0 AML other m 2016-09-28T23:49:15.15
IV.SSFR.HHN. ML:2.1 0.00020700000000000002 0.18 AML other m 2016-09-28T23:49:15.30
IV.SSFR.HNN. ML:2.2 0.0002763922 0.0384 AML other m 2016-09-28T23:49:16.48
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