Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 07-12-2019 and time 05:54:28 (UTC) in region 2 km W Verghereto (FC)

A magnitude ML 2.1 earthquake occured in region: 2 km W Verghereto (FC), on

  • 07-12-2019 05:54:28 (UTC)
  • 07-12-2019 06:54:28 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.8040, 11.9880 at 10 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 2 1907 1907
Bagno di Romagna FC 6 6026 7933
Chiusi della Verna AR 12 2023 9956
Casteldelci RN 14 407 10363
Pieve Santo Stefano AR 16 3183 13546
Santa Sofia FC 17 4136 17682
Caprese Michelangelo AR 18 1426 19108
Sarsina FC 18 3446 22554
Chitignano AR 18 899 23453
Bibbiena AR 18 12241 35694
Sant'Agata Feltria RN 19 2151 37845
Badia Tedalda AR 19 1087 38932
Poppi AR 20 6160 45092

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km N of Arezzo (99543 inhabitants)
42 Km SW of Cesena (96758 inhabitants)
47 Km S of Forlì (117913 inhabitants)
54 Km S of Faenza (58541 inhabitants)
55 Km SW of Rimini (147750 inhabitants)
59 Km E of Firenze (382808 inhabitants)
65 Km SE of Imola (69797 inhabitants)
65 Km E of Scandicci (50609 inhabitants)
70 Km S of Ravenna (159116 inhabitants)
72 Km E of Prato (191150 inhabitants)
75 Km W of Pesaro (94582 inhabitants)
76 Km NE of Siena (53903 inhabitants)
83 Km W of Fano (60888 inhabitants)
84 Km NW of Perugia (166134 inhabitants)
87 Km E of Pistoia (90315 inhabitants)
93 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 2.1 2019-12-07
05:54:28		 43.8043 11.9878 10 2020-02-28
16:42:13		 Bollettino Sismico Italiano INGV 74591701
Reviewed
Rev100 		ML 2.1 2019-12-07
05:54:29		 43.8067 11.9832 11 2019-12-07
06:22:29		 Sala Sismica INGV-Roma 74396581
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-12-07 05:54:28 ± 0.09
Latitude 43.8043 ± 0.0045
Longitude 11.9878 ± 0.0062
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 74591701

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 528
Semi-minor axis of confidence ellipse (meter) 383
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 238
Circular confidence region, given by single value of horizontal uncertainty (meter) 530.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 60
Number of associated phases, regardless of their use for origin computation 47
Number of defining phases 38
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.61514
Number of stations at which the event was observed 30
Number of stations from which data was used for origin computation 21
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 13
Type of magnitude ML
Reference to an origin 74396581
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-12-07 06:22:29

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 13
Type of magnitude ML
Reference to an origin 74591701
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-01-25 10:50:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MTGR.HHZ. 2019-12-07T05:56:17.08 3.0 undecidable manual Pg 23.49 0
IV.PLLN.EHZ. 2019-12-07T05:56:15.60 3.0 undecidable manual Pg 20.719999 0
IV.ECTS.EHZ. 2019-12-07T05:56:06.48 3.0 positive manual Pn 6.9 0
IV.TDS.HHZ. 2019-12-07T05:56:05.74 3.0 undecidable manual Pg 21.48 0
IV.PAOL.HHZ. 2019-12-07T05:56:05.91 3.0 undecidable manual Sn 8.03 0
IV.MCRV.HHZ. 2019-12-07T05:55:38.09 3.0 undecidable manual Pg 13.53 0
IV.VIVA.HHZ. 2019-12-07T05:55:36.72 3.0 undecidable manual Sg 8.76 0
SI.KOSI.HHZ. 2019-12-07T05:55:17.44 3.0 negative manual Pg 9.21 0
IV.MOCL.EHZ. 2019-12-07T05:54:50.16 0.6 undecidable manual S 289 68.2761 50 0.31 43
IV.OSSC.HHZ. 2019-12-07T05:54:50.00 0.3 undecidable manual S 243 67.1772 50 0.43 63
IV.CSNT.HHZ. 2019-12-07T05:54:49.20 0.1 undecidable manual S 237 66.9774 50 -0.32 86
IV.PII.HHZ. 2019-12-07T05:54:49.15 3.0 negative manual P 2.64 0
IV.ATMI.HHZ. 2019-12-07T05:54:47.00 0.1 undecidable manual S 157 56.7987 50 0.2 90
IV.ATPC.HHE. 2019-12-07T05:54:46.30 0.6 undecidable manual S 133 52.0035 50 0.78 38
IV.BRIS.HHZ. 2019-12-07T05:54:45.73 0.1 undecidable manual S 339 49.8168 50 0.79 76
IV.ATPI.EHE. 2019-12-07T05:54:45.73 0.6 undecidable manual S 140 51.4152 50 0.37 44
IV.APEC.HNN. 2019-12-07T05:54:44.53 0.6 undecidable manual S 128 44.1225 50 1.12 33
IV.ATMC.EHE. 2019-12-07T05:54:43.02 0.6 undecidable manual S 157 42.9237 50 -0.08 48
IV.PE3.EHE. 2019-12-07T05:54:43.90 0.6 undecidable manual S 106 42.4242 50 0.93 36
IV.IMOL.HNZ. 2019-12-07T05:54:41.07 0.6 undecidable manual P 342 64.5909 50 0.6 40
IV.LMD.HHZ. 2019-12-07T05:54:41.11 0.1 undecidable manual S 324 37.7289 50 -0.59 85
IV.MOCL.EHZ. 2019-12-07T05:54:40.86 0.1 undecidable manual P 289 68.2761 50 -0.17 89
IV.OSSC.HHZ. 2019-12-07T05:54:40.96 0.1 undecidable manual P 243 67.1772 50 0.09 91
IV.CSNT.HHZ. 2019-12-07T05:54:40.98 0.1 undecidable manual P 237 66.9774 50 0.14 90
IV.BRSN.HNE. 2019-12-07T05:54:39.67 1.0 undecidable manual P 8 53.7018 50 0.88 18
IV.CPGN.EHZ. 2019-12-07T05:54:39.24 0.3 undecidable manual S 91 26.6511 50 0.5 67
IV.ATMI.HHZ. 2019-12-07T05:54:39.28 0.1 undecidable manual P 157 56.7987 50 0.01 94
IV.ATPC.HHE. 2019-12-07T05:54:38.18 0.1 undecidable manual P 133 52.0035 50 -0.35 88
IV.BRIS.HHZ. 2019-12-07T05:54:38.17 0.1 undecidable manual P 339 49.8168 50 -0.02 95
IV.SSP9.EHN. 2019-12-07T05:54:38.95 0.6 undecidable manual S 156 28.0497 50 -0.17 48
IV.ATPI.EHE. 2019-12-07T05:54:38.04 0.1 undecidable manual P 140 51.4152 50 -0.4 87
IV.PARC.HHZ. 2019-12-07T05:54:38.56 0.3 undecidable manual S 131 26.4513 50 -0.15 72
IV.CRE.HHZ. 2019-12-07T05:54:37.28 0.1 undecidable manual S 188 20.7681 116 0.28 95
IV.APEC.HNN. 2019-12-07T05:54:37.08 0.1 undecidable manual P 128 44.1225 50 -0.23 92
IV.ATMC.EHE. 2019-12-07T05:54:36.88 0.3 undecidable manual P 157 42.9237 50 -0.25 69
IV.PE3.EHE. 2019-12-07T05:54:36.83 0.1 undecidable manual P 106 42.4242 50 -0.23 92
IV.BADI.EHE. 2019-12-07T05:54:36.11 0.3 undecidable manual P 148 38.628 50 -0.35 68
IV.SFI.HNZ. 2019-12-07T05:54:35.62 0.1 undecidable manual S 315 15.873 123 0.11 99
IV.RSM2.HHZ. 2019-12-07T05:54:35.98 0.3 undecidable manual P 68 39.4272 50 -0.61 63
IV.ASQU.HHZ. 2019-12-07T05:54:35.76 0.1 undecidable manual S 267 15.9729 123 0.23 97
IV.LMD.HHZ. 2019-12-07T05:54:35.68 0.3 undecidable manual P 324 37.7289 50 -0.64 62
IV.CPGN.EHZ. 2019-12-07T05:54:34.77 0.1 undecidable manual P 91 26.6511 50 0.15 96
IV.PARC.HHZ. 2019-12-07T05:54:34.23 0.1 undecidable manual P 131 26.4513 50 -0.37 92
IV.SSP9.EHN. 2019-12-07T05:54:34.61 0.1 undecidable manual P 156 28.0497 50 -0.22 95
IV.CRE.HHZ. 2019-12-07T05:54:33.58 0.1 positive manual P 188 20.7681 116 -0.03 100
IV.SFI.HNZ. 2019-12-07T05:54:32.65 0.1 negative manual P 315 15.873 123 -0.1 99
IV.ASQU.HHZ. 2019-12-07T05:54:32.82 0.1 negative manual P 267 15.9729 123 0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SFI.HNE. ML:2.3 0.0017491395 0.2112 AML other m 2019-12-07T05:54:35.79
IV.SFI.HNN. ML:2.0 0.0010356915500000002 0.1408 AML other m 2019-12-07T05:54:35.73
IV.SFI.EHE. ML:2.3 0.0017785325 0.2208 AML other m 2019-12-07T05:54:35.69
IV.SFI.EHN. ML:2.0 0.0010302847499999998 0.16 AML other m 2019-12-07T05:54:35.73
IV.LMD.HHN. ML:2.1 0.00054538555 0.1792 AML other m 2019-12-07T05:54:41.31
IV.LMD.HHE. ML:2.2 0.0006037756999999999 0.16 AML other m 2019-12-07T05:54:41.67
IV.BRIS.HHE. ML:2.1 0.0003221126 0.24 AML other m 2019-12-07T05:54:46.18
IV.BRIS.HHN. ML:2.0 0.00026511514999999995 0.2624 AML other m 2019-12-07T05:54:46.46
IV.ATMI.HHE. ML:2.2 0.00037194845 0.3808 AML other m 2019-12-07T05:54:48.34
IV.CSNT.HHN. ML:1.7 0.00009559807 0.1984 AML other m 2019-12-07T05:54:50.13
IV.OSSC.HNN. ML:2.0 0.0001595358 0.4704 AML other m 2019-12-07T05:54:52.33
IV.OSSC.HHE. ML:1.9 0.000151943195 0.4992 AML other m 2019-12-07T05:54:52.56
IV.PII.HHE. ML:1.9 0.000054822814999999994 0.2816 AML other m 2019-12-07T05:55:04.66
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
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