Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 19-08-2014 and time 21:29:42 (UTC) in region 5 km W Verghereto (FC)

A magnitude ML 1.6 earthquake occured in region: 5 km W Verghereto (FC), on

  • 19-08-2014 21:29:42 (UTC)
  • 19-08-2014 23:29:42 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.7980, 11.9480 at 8 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
Verghereto FC 5 1907 1907
Bagno di Romagna FC 7 6026 7933
Chiusi della Verna AR 11 2023 9956
Bibbiena AR 15 12241 22197
Chitignano AR 16 899 23096
Pieve Santo Stefano AR 16 3183 26279
Poppi AR 17 6160 32439
Casteldelci RN 17 407 32846
Santa Sofia FC 17 4136 36982
Caprese Michelangelo AR 17 1426 38408
Pratovecchio Stia AR 18 5845 44253
Castel Focognano AR 19 3149 47402

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km N of Arezzo (99543 inhabitants)
45 Km SW of Cesena (96758 inhabitants)
48 Km S of Forlì (117913 inhabitants)
55 Km S of Faenza (58541 inhabitants)
56 Km E of Firenze (382808 inhabitants)
58 Km SW of Rimini (147750 inhabitants)
62 Km E of Scandicci (50609 inhabitants)
65 Km SE of Imola (69797 inhabitants)
69 Km E of Prato (191150 inhabitants)
72 Km S of Ravenna (159116 inhabitants)
73 Km NE of Siena (53903 inhabitants)
79 Km W of Pesaro (94582 inhabitants)
84 Km E of Pistoia (90315 inhabitants)
85 Km NW of Perugia (166134 inhabitants)
86 Km W of Fano (60888 inhabitants)
91 Km SE of Bologna (386663 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 1.6 2014-08-19
21:29:42		 43.7982 11.9477 8 2015-09-21
09:39:02		 Bollettino Sismico Italiano INGV 16397081
Reviewed
Rev100 		ML 1.5 2014-08-19
21:29:42		 43.789 11.9415 6 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 7889691
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2014-08-19 21:29:42 ± 0.1
Latitude 43.7982 ± 0.0072
Longitude 11.9477 ± 0.0087
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 16397081

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 949
Semi-minor axis of confidence ellipse (meter) 122
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 222
Circular confidence region, given by single value of horizontal uncertainty (meter) 950.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 106
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 31
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.43
Epicentral distance of station closest to the epicenter (degree) 0.11421
Epicentral distance of station farthest from the epicenter (degree) 0.53240
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 13
Type of magnitude ML
Reference to an origin 16397081
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-01-05 07:56:10

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 21
Type of magnitude ML
Reference to an origin 7889691
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2014-08-19 21:37:26
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATVO.HHZ. 2014-08-19T21:30:02.94 0.1 undecidable manual S 141 59.0964 50 1.1 64
IV.ATMI.HHZ. 2014-08-19T21:30:02.01 0.1 undecidable manual S 153 57.5979 50 0.58 81
IV.SEI.HHZ. 2014-08-19T21:30:01.26 0.1 undecidable manual S 301 55.0005 50 0.51 83
IV.BRIS.HHZ. 2014-08-19T21:30:00.53 0.1 undecidable manual S 343 49.4172 50 1.26 60
IV.CAFI.HHZ. 2014-08-19T21:30:00.08 0.1 undecidable manual S 178 52.0035 50 0.12 92
IV.PIEI.HHZ. 2014-08-19T21:30:00.81 0.1 undecidable manual S 122 55.4001 50 -0.05 92
IV.PE3.EHZ. 2014-08-19T21:29:58.98 0.1 undecidable manual S 104 45.4212 50 0.79 76
IV.APEC.HHZ. 2014-08-19T21:29:58.47 0.1 undecidable manual S 125 46.3203 50 0.04 94
IV.BADI.EHZ. 2014-08-19T21:29:56.30 0.1 undecidable manual S 143 39.9267 50 -0.42 88
IV.RUFI.EHZ. 2014-08-19T21:29:55.09 0.1 undecidable manual S 277 35.3424 50 -0.41 89
IV.LMD.HHZ. 2014-08-19T21:29:55.43 0.1 undecidable manual S 328 36.4413 50 -0.37 89
IV.ATMI.HHZ. 2014-08-19T21:29:53.74 0.1 undecidable manual P 153 57.5979 50 0.12 90
IV.SSP9.EHZ. 2014-08-19T21:29:53.45 0.3 undecidable manual S 149 28.9488 106 0.09 72
IV.SEI.HHZ. 2014-08-19T21:29:53.04 0.1 undecidable manual P 301 55.0005 50 -0.18 90
IV.ATVO.HHZ. 2014-08-19T21:29:53.48 0.1 undecidable manual P 141 59.0964 50 -0.38 86
IV.PARC.HHZ. 2014-08-19T21:29:52.90 0.1 undecidable manual S 125 28.6491 106 -0.37 91
IV.CAFI.HHZ. 2014-08-19T21:29:52.84 0.1 undecidable manual P 178 52.0035 50 0.07 92
IV.PIEI.HHZ. 2014-08-19T21:29:52.53 0.1 undecidable manual P 122 55.4001 50 -0.76 76
IV.APEC.HHZ. 2014-08-19T21:29:51.66 0.1 undecidable manual P 125 46.3203 50 -0.23 90
IV.PE3.EHZ. 2014-08-19T21:29:51.69 0.1 undecidable manual P 104 45.4212 50 -0.06 94
IV.BRIS.HHZ. 2014-08-19T21:29:51.90 0.1 undecidable manual P 343 49.4172 50 -0.47 85
IV.BADI.EHZ. 2014-08-19T21:29:50.32 0.1 undecidable manual P 143 39.9267 50 -0.58 84
IV.RUFI.EHZ. 2014-08-19T21:29:49.84 0.1 positive manual P 277 35.3424 50 -0.35 90
IV.LMD.HHZ. 2014-08-19T21:29:49.88 0.1 undecidable manual P 328 36.4413 50 -0.48 87
IV.CPGN.EHZ. 2014-08-19T21:29:49.53 0.1 undecidable manual P 89 29.8479 105 0.39 90
IV.PARC.HHZ. 2014-08-19T21:29:48.67 0.3 positive manual P 125 28.6491 106 -0.23 70
IV.SSP9.EHZ. 2014-08-19T21:29:48.99 0.1 undecidable manual P 149 28.9488 106 0.03 97
IV.SFI.EHZ. 2014-08-19T21:29:48.66 0.1 undecidable manual S 326 14.2746 119 0.01 100
IV.ASQU.HHE. 2014-08-19T21:29:48.60 0.1 undecidable manual S 269 12.6762 122 0.44 92
IV.SFI.EHZ. 2014-08-19T21:29:46.36 0.1 positive manual P 326 14.2746 119 0.12 98
IV.ASQU.HHE. 2014-08-19T21:29:46.18 0.1 undecidable manual P 269 12.6762 122 0.22 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.APEC.HHN. ML:1.5 0.00009934999999999999 1.54 AML other m 2014-08-19T21:30:00.29
IV.APEC.HHE. ML:1.6 0.0001052 0.74 AML other m 2014-08-19T21:30:01.18
IV.ATMI.HHE. ML:2.0 0.000193 0.26 AML other m 2014-08-19T21:30:06.07
IV.ATMI.HHN. ML:1.8 0.000155 0.32 AML other m 2014-08-19T21:30:06.48
IV.ATVO.HHN. ML:1.4 0.00005355 0.76 AML other m 2014-08-19T21:30:09.47
IV.ATVO.HHE. ML:1.5 0.0000711 0.32 AML other m 2014-08-19T21:30:09.45
IV.BADI.EHN. ML:1.4 0.00009615 0.78 AML other m 2014-08-19T21:29:57.88
IV.BADI.EHE. ML:1.4 0.00009409999999999998 0.18 AML other m 2014-08-19T21:29:58.28
IV.BRIS.HHN. ML:1.4 0.0000733 0.3 AML other m 2014-08-19T21:30:07.97
IV.BRIS.HHE. ML:1.4 0.00007209999999999999 1.22 AML other m 2014-08-19T21:30:04.44
IV.CAFI.HHN. ML:1.2 0.0000375 1.04 AML other m 2014-08-19T21:30:03.06
IV.CAFI.HHE. ML:1.2 0.0000375 0.2 AML other m 2014-08-19T21:30:03.67
IV.CPGN.HNN. ML:1.7 0.000259 1.16 AML other m 2014-08-19T21:30:04.88
IV.CPGN.HNE. ML:2.0 0.0005064000000000001 1.06 AML other m 2014-08-19T21:30:02.42
IV.LMD.HHE. ML:1.8 0.00027 0.2 AML other m 2014-08-19T21:29:55.74
IV.LMD.HHN. ML:1.9 0.00028500000000000004 0.2 AML other m 2014-08-19T21:29:56.03
IV.PARC.HHN. ML:1.6 0.000192 0.48 AML other m 2014-08-19T21:29:55.01
IV.PARC.HHE. ML:1.4 0.00013450000000000002 1.26 AML other m 2014-08-19T21:29:56.74
IV.PE3.EHE. ML:1.8 0.0001855 0.36 AML other m 2014-08-19T21:29:59.87
IV.PE3.EHN. ML:1.7 0.0001515 1.18 AML other m 2014-08-19T21:30:02.02
IV.PIEI.HHN. ML:1.2 0.000039 1.1 AML other m 2014-08-19T21:30:02.11
IV.PIEI.HHE. ML:1.4 0.000058150000000000004 0.12 AML other m 2014-08-19T21:30:03.22
IV.SEI.HHN. ML:2.1 0.000316 0.28 AML other m 2014-08-19T21:30:02.56
IV.SEI.HHE. ML:1.8 0.0001425 1.1 AML other m 2014-08-19T21:30:04.65
IV.SFI.EHE. ML:1.8 0.0006205000000000001 0.32 AML other m 2014-08-19T21:29:48.81
IV.SFI.HNE. ML:1.8 0.0006605000000000001 0.32 AML other m 2014-08-19T21:29:48.81
IV.SFI.EHN. ML:1.6 0.00048049999999999997 0.46 AML other m 2014-08-19T21:29:51.18
IV.SFI.HNN. ML:1.6 0.00047750000000000006 0.4 AML other m 2014-08-19T21:29:51.42
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