Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 13-08-2012 and time 11:46:00 (UTC) in region Costa Marchigiana Pesarese (Pesaro Urbino)

A magnitude ML 1.6 earthquake occured in region: Costa Marchigiana Pesarese (Pesaro Urbino), on

  • 13-08-2012 11:46:00 (UTC)
  • 13-08-2012 13:46:00 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.7920, 13.1380 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Mondolfo PU 6 14277 14277
San Costanzo PU 6 4786 19063
Senigallia AN 11 45027 64090
Fano PU 11 60888 124978
Monte Porzio PU 14 2836 127814
Trecastelli AN 14 7625 135439
Piagge PU 15 1022 136461
San Giorgio di Pesaro PU 15 1388 137849
Montemaggiore al Metauro PU 16 2893 140742
Corinaldo AN 17 4998 145740
Orciano di Pesaro PU 18 2028 147768
Mondavio PU 19 3810 151578
Saltara PU 20 6925 158503
Ostra AN 20 6875 165378

Municipalities with at least 50000 inhabitants

An earthquake occurred to
11 Km SE of Fano (60888 inhabitants)
22 Km SE of Pesaro (94582 inhabitants)
36 Km NW of Ancona (100861 inhabitants)
55 Km SE of Rimini (147750 inhabitants)
81 Km E of Cesena (96758 inhabitants)
97 Km NE of Perugia (166134 inhabitants)
99 Km NE of Foligno (57155 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
Reviewed
Rev100 		ML 1.7 2012-08-13
11:46:00		 43.7838 13.1342 19 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 1986971
Bulletin
Rev1000 		ML 1.6 2012-08-13
11:46:00		 43.7923 13.1377 19 2014-09-19
08:14:18		 Bollettino Sismico Italiano INGV 2373921
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2012-08-13 11:46:00 ± 0.23
Latitude 43.7923 ± 0.0126
Longitude 13.1377 ± 0.0112
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 2373921

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1345
Semi-minor axis of confidence ellipse (meter) 336
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 13
Circular confidence region, given by single value of horizontal uncertainty (meter) 1340.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 181
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.34
Epicentral distance of station closest to the epicenter (degree) 0.11152
Epicentral distance of station farthest from the epicenter (degree) 0.82648
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 9
Type of magnitude ML
Reference to an origin 2373921
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2014-09-18 12:40:14

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 1986971
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2012-08-13 11:49:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ASSB.HHZ. 2012-08-13T11:46:16.87 0.1 undecidable manual P 205 91.7415 0.37 82
IV.CING.HHZ. 2012-08-13T11:46:16.10 0.3 undecidable manual S 174 46.5201 0.12 70
IV.AOI.HHZ. 2012-08-13T11:46:16.30 0.6 undecidable manual S 126 45.9207 0.46 44
IV.BADI.EHZ. 2012-08-13T11:46:15.26 0.6 undecidable manual P 247 78.2661 0.82 36
IV.FDMO.HHZ. 2012-08-13T11:46:15.48 0.3 undecidable manual P 183 83.9493 0.16 65
IV.CSP1.EHZ. 2012-08-13T11:46:14.30 0.3 undecidable manual P 176 77.8665 -0.09 67
IV.PARC.HHZ. 2012-08-13T11:46:14.68 0.6 undecidable manual P 258 73.7706 0.92 35
IV.ATPC.HHZ. 2012-08-13T11:46:13.05 0.3 undecidable manual P 238 64.6908 0.69 59
IV.ARVD.HHZ. 2012-08-13T11:46:12.90 0.1 undecidable manual S 206 36.2415 -0.44 89
IV.MPAG.EHZ. 2012-08-13T11:46:12.90 0.1 undecidable manual S 239 35.3424 -0.2 94
IV.PIEI.HHZ. 2012-08-13T11:46:11.12 0.3 undecidable manual P 240 56.0994 0.06 70
IV.FSSB.HHZ. 2012-08-13T11:46:11.80 0.1 undecidable manual S 249 30.9468 -0.19 94
IV.COR1.EHZ. 2012-08-13T11:46:10.23 0.3 undecidable manual S 212 20.9679 0.62 65
IV.AOI.HHZ. 2012-08-13T11:46:09.33 0.3 undecidable manual P 126 45.9207 -0.2 69
IV.CING.HHZ. 2012-08-13T11:46:09.45 0.1 undecidable manual P 174 46.5201 -0.16 93
IV.ARVD.HHZ. 2012-08-13T11:46:07.57 0.1 undecidable manual P 206 36.2415 -0.51 87
IV.FSSB.HHZ. 2012-08-13T11:46:07.02 0.3 undecidable manual P 249 30.9468 -0.29 69
IV.MPAG.EHZ. 2012-08-13T11:46:07.67 0.6 undecidable manual P 239 35.3424 -0.27 46
IV.PESA.HHZ. 2012-08-13T11:46:07.18 0.6 undecidable manual P 305 28.9488 0.16 48
IV.COR1.EHZ. 2012-08-13T11:46:05.98 0.1 undecidable manual P 212 20.9679 0.05 100
IV.SENI.EHZ. 2012-08-13T11:46:04.54 0.1 undecidable manual P 142 12.3765 -0.4 94
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FSSB.HHN. ML:2.0 0.00046350000000000004 0.6 AML other m 2012-08-13T11:46:12.67
IV.ARVD.HHN. ML:1.5 0.00010275 0.18 AML other m 2012-08-13T11:46:13.15
IV.ARVD.HHE. ML:1.3 0.0000726 0.14 AML other m 2012-08-13T11:46:13.34
IV.FSSB.HHE. ML:1.9 0.0003085 0.3 AML other m 2012-08-13T11:46:13.35
IV.MPAG.EHN. ML:1.6 0.00013695000000000002 0.96 AML other m 2012-08-13T11:46:13.05
IV.PESA.HHN. ML:1.9 0.00034399999999999996 0.96 AML other m 2012-08-13T11:46:13.80
IV.PESA.HHE. ML:1.8 0.00030649999999999997 1.12 AML other m 2012-08-13T11:46:13.99
IV.MPAG.EHE. ML:1.4 0.000101 0.44 AML other m 2012-08-13T11:46:14.92
IV.CING.HHN. ML:1.6 0.00010700000000000001 0.88 AML other m 2012-08-13T11:46:17.02
IV.CING.HHE. ML:1.5 0.00007700000000000001 0.24 AML other m 2012-08-13T11:46:16.59
IV.PIEI.HHN. ML:1.6 0.00009165 0.28 AML other m 2012-08-13T11:46:20.63
IV.PIEI.HHE. ML:1.8 0.00011949999999999999 1.04 AML other m 2012-08-13T11:46:20.71
IV.ATPC.HHN. ML:1.8 0.0001114 1.3 AML other m 2012-08-13T11:46:23.28
IV.ATPC.HHE. ML:1.7 0.000096 0.32 AML other m 2012-08-13T11:46:24.48
IV.FDMO.HHE. ML:1.5 0.000036400000000000004 0.76 AML other m 2012-08-13T11:46:28.01
IV.FDMO.HHN. ML:1.4 0.00003335 0.54 AML other m 2012-08-13T11:46:27.67
IV.ASSB.HHN. ML:1.6 0.0000389 0.34 AML other m 2012-08-13T11:46:30.43
IV.ASSB.HHE. ML:1.5 0.00003655 1.24 AML other m 2012-08-13T11:46:31.33
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