Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 06-04-2019 and time 12:29:00 (Italy) in region 3 km N Verghereto (FC)

A magnitude ML 1.1 earthquake occured in region: 3 km N Verghereto (FC), on

  • 06-04-2019 10:29:00 (UTC)
  • 06-04-2019 12:29:00 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.8250, 12.0040 at 18 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 3 1907 1907
Bagno di Romagna FC 4 6026 7933
Casteldelci RN 13 407 8340
Chiusi della Verna AR 15 2023 10363
Sarsina FC 15 3446 13809
Santa Sofia FC 16 4136 17945
Sant'Agata Feltria RN 17 2151 20096
Pieve Santo Stefano AR 18 3183 23279
Badia Tedalda AR 20 1087 24366

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km SW of Cesena (96758 inhabitants)
41 Km N of Arezzo (99543 inhabitants)
44 Km S of Forlì (117913 inhabitants)
52 Km S of Faenza (58541 inhabitants)
52 Km SW of Rimini (147750 inhabitants)
60 Km E of Firenze (382808 inhabitants)
63 Km SE of Imola (69797 inhabitants)
66 Km E of Scandicci (50609 inhabitants)
68 Km S of Ravenna (159116 inhabitants)
73 Km E of Prato (191150 inhabitants)
74 Km W of Pesaro (94582 inhabitants)
78 Km NE of Siena (53903 inhabitants)
82 Km W of Fano (60888 inhabitants)
86 Km NW of Perugia (166134 inhabitants)
88 Km E of Pistoia (90315 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 1.1 2019-04-06
10:29:00		 43.8253 12.0038 18 2019-08-22
08:25:12		 Bollettino Sismico Italiano INGV 71109131
Reviewed
Rev100 		ML 1.3 2019-04-06
10:28:59		 43.8422 12.1095 11 2019-04-06
10:36:45		 Sala Sismica INGV-Roma 67298691
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-04-06 10:29:00 ± 0.14
Latitude 43.8253 ± 0.0054
Longitude 12.0038 ± 0.0087
Depth (km) 18 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 71109131

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 809
Semi-minor axis of confidence ellipse (meter) 331
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 46
Circular confidence region, given by single value of horizontal uncertainty (meter) 810.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 136
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.33005
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.4
Num. used stations 6
Type of magnitude ML
Reference to an origin 67298691
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-04-06 10:36:45

ML:1.1

Field Value
Value 1.1
Uncertainty 0.4
Num. used stations 5
Type of magnitude ML
Reference to an origin 71109131
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-08-02 11:36:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MNO.SHZ. 2019-04-06T10:30:44.34 3.0 undecidable manual Pg 17.459999 0
IV.CROCE.HHZ. 2019-04-06T10:30:44.68 3.0 undecidable manual Pn 3.78 0
IV.MELA.HHZ. 2019-04-06T10:30:37.77 3.0 undecidable manual Sg 16.360001 0
CR.ZAG.BHZ. 2019-04-06T10:30:34.96 3.0 undecidable manual Sg 11.52 0
IV.SGG.HHZ. 2019-04-06T10:30:32.80 3.0 undecidable manual Sg 13.69 0
IV.LIK.EHZ.01 2019-04-06T10:30:10.73 3.0 undecidable manual Sn 1.11 0
NI.VINO.HHZ. 2019-04-06T10:30:01.55 3.0 undecidable manual Sg 1.08 0
IV.EUCT.HNZ. 2019-04-06T10:30:01.43 3.0 undecidable manual Sn 1.31 0
GU.RRL.HHZ. 2019-04-06T10:29:52.32 3.0 positive manual Pn 0.58 0
IV.AGLI.HHZ. 2019-04-06T10:29:50.36 3.0 undecidable manual Pn 2.29 0
IV.EUCT.HNZ. 2019-04-06T10:29:28.95 3.0 negative manual Pn -2.58 0
IV.ZONE.HHZ. 2019-04-06T10:29:21.51 3.0 positive manual Pn -7.65 0
IV.MMO1.EHZ. 2019-04-06T10:29:20.11 3.0 undecidable manual Pn 0.82 0
TV.SF04.EHZ. 2019-04-06T10:29:15.03 3.0 negative manual Pn -0.94 0
IV.LMD.HHZ. 2019-04-06T10:29:13.63 0.3 undecidable manual S 320 36.6411 106 0.38 67
IV.FOSV.EHZ. 2019-04-06T10:29:11.92 3.0 negative manual Pn 0.09 0
IV.ZCCA.HHZ. 2019-04-06T10:29:11.07 3.0 undecidable manual Pg 0.31 0
IV.PARC.HHE. 2019-04-06T10:29:11.10 0.3 undecidable manual S 136 27.1506 113 0.24 70
IV.CSNT.HHZ. 2019-04-06T10:29:10.70 3.0 positive manual P 0.56 0
IV.CRE.HHZ. 2019-04-06T10:29:09.82 0.6 undecidable manual S 190 23.2545 118 -0.1 49
IV.SFI.EHZ. 2019-04-06T10:29:08.02 0.6 undecidable manual S 305 15.3735 132 -0.16 49
IV.ASQU.HHZ. 2019-04-06T10:29:08.35 0.6 undecidable manual S 260 17.4714 128 -0.27 48
IV.LMD.HHZ. 2019-04-06T10:29:07.78 0.3 undecidable manual P 320 36.6411 106 -0.19 70
IV.PARC.HHE. 2019-04-06T10:29:06.66 0.3 undecidable manual P 136 27.1506 113 0.07 73
IV.CRE.HHZ. 2019-04-06T10:29:06.10 0.1 undecidable manual P 190 23.2545 118 0.06 98
IV.CPGN.EHZ. 2019-04-06T10:29:06.06 0.3 undecidable manual P 96 25.4523 115 -0.29 69
IV.ASQU.HHZ. 2019-04-06T10:29:05.28 0.1 undecidable manual P 260 17.4714 128 -0.01 100
IV.SFI.EHZ. 2019-04-06T10:29:05.11 0.1 undecidable manual P 305 15.3735 132 0.07 99
IV.FIU.EHZ. 2019-04-06T10:29:04.42 3.0 negative manual P -5.1 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SFI.EHE. ML:0.7 0.000034252474999999996 0.2176 AML other m 2019-04-06T10:29:08.08
IV.SFI.EHN. ML:0.5 0.000020378785 0.16 AML other m 2019-04-06T10:29:08.12
IV.ASQU.HHN. ML:1.4 0.0001525 0.14 AML other m 2019-04-06T10:29:08.44
IV.CRE.HHN. ML:1.6 0.00019800000000000002 0.22 AML other m 2019-04-06T10:29:10.07
IV.CRE.HHE. ML:1.2 0.00007780000000000001 0.26 AML other m 2019-04-06T10:29:10.24
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