Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 08-07-2019 and time 01:49:10 (Italy) in region 1 km W Verghereto (FC)

A magnitude ML 1.1 earthquake occured in region: 1 km W Verghereto (FC), on

  • 07-07-2019 23:49:10 (UTC)
  • 08-07-2019 01:49:10 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.7920, 11.9930 at 9 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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 1 1907 1907
Bagno di Romagna FC 8 6026 7933
Chiusi della Verna AR 11 2023 9956
Casteldelci RN 13 407 10363
Pieve Santo Stefano AR 14 3183 13546
Caprese Michelangelo AR 16 1426 14972
Chitignano AR 17 899 15871
Bibbiena AR 18 12241 28112
Badia Tedalda AR 18 1087 29199
Sarsina FC 19 3446 32645
Santa Sofia FC 19 4136 36781
Sant'Agata Feltria RN 19 2151 38932
Poppi AR 20 6160 45092
Castel Focognano AR 20 3149 48241

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km N of Arezzo (99543 inhabitants)
43 Km SW of Cesena (96758 inhabitants)
48 Km S of Forlì (117913 inhabitants)
55 Km SW of Rimini (147750 inhabitants)
56 Km S of Faenza (58541 inhabitants)
59 Km E of Firenze (382808 inhabitants)
65 Km E of Scandicci (50609 inhabitants)
66 Km SE of Imola (69797 inhabitants)
72 Km S of Ravenna (159116 inhabitants)
73 Km E of Prato (191150 inhabitants)
75 Km NE of Siena (53903 inhabitants)
75 Km W of Pesaro (94582 inhabitants)
83 Km NW of Perugia (166134 inhabitants)
83 Km W of Fano (60888 inhabitants)
88 Km E of Pistoia (90315 inhabitants)
94 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
Reviewed
Rev100 		ML 1.1 2019-07-07
23:49:10		 43.7923 11.9932 9 2019-07-07
23:56:07		 Sala Sismica INGV-Roma 70347311
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-07-07 23:49:10 ± 0.07
Latitude 43.7923 ± 0.0045
Longitude 11.9932 ± 0.0075
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 70347311

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 644
Semi-minor axis of confidence ellipse (meter) 275
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 241
Circular confidence region, given by single value of horizontal uncertainty (meter) 640.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 156
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.15378
Epicentral distance of station farthest from the epicenter (degree) 0.49912
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 70347311
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-07-07 23:56:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NARO.HHZ. 2019-07-07T23:49:26.90 0.6 undecidable manual S 113 51.2154 50 0.25 45
IV.CAFI.HHZ. 2019-07-07T23:49:26.66 0.6 undecidable manual S 182 51.4152 50 -0.05 47
IV.BADI.EHZ. 2019-07-07T23:49:23.24 0.6 undecidable manual S 147 37.2294 50 0.31 46
IV.ATMI.HHZ. 2019-07-07T23:49:20.67 0.3 undecidable manual P 156 55.4001 50 0.39 65
IV.PARC.HHE. 2019-07-07T23:49:19.55 0.6 undecidable manual S 129 25.3524 110 0.17 48
IV.NARO.HHZ. 2019-07-07T23:49:19.35 0.1 undecidable manual P 113 51.2154 50 -0.29 89
IV.SSP9.EHZ. 2019-07-07T23:49:19.98 0.6 undecidable manual S 155 26.6511 109 0.16 48
IV.CAFI.HHZ. 2019-07-07T23:49:19.60 0.3 undecidable manual P 182 51.4152 50 -0.07 70
IV.BADI.EHZ. 2019-07-07T23:49:17.15 0.3 undecidable manual P 147 37.2294 50 -0.34 68
IV.CRE.HHZ. 2019-07-07T23:49:17.43 0.3 undecidable manual S 190 19.5693 115 -0.09 74
IV.SFI.EHZ. 2019-07-07T23:49:16.80 0.1 undecidable manual S 317 17.0718 118 0.04 100
IV.SSP9.EHZ. 2019-07-07T23:49:15.57 0.1 undecidable manual P 155 26.6511 109 -0.12 97
IV.PARC.HHE. 2019-07-07T23:49:15.35 0.1 undecidable manual P 129 25.3524 110 -0.09 98
IV.SFI.EHZ. 2019-07-07T23:49:14.00 0.1 undecidable manual P 317 17.0718 118 0.08 99
IV.CRE.HHZ. 2019-07-07T23:49:14.43 0.1 undecidable manual P 190 19.5693 115 0.07 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SFI.EHN. ML:0.8 0.000055249999999999994 1.56 AML other m 2019-07-07T23:49:16.09
IV.SFI.EHE. ML:1.2 0.000146 0.12 AML other m 2019-07-07T23:49:16.87
IV.CRE.HHN. ML:1.3 0.00014000000000000001 0.5 AML other m 2019-07-07T23:49:17.34
IV.CRE.HHE. ML:1.0 0.00008319999999999999 0.16 AML other m 2019-07-07T23:49:18.25
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