Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 14-11-2020 and time 11:53:20 (Italy) in region 4 km SE Premilcuore (FC)

A magnitude ML 1.2 earthquake occured in region: 4 km SE Premilcuore (FC), on

  • 14-11-2020 10:53:20 (UTC)
  • 14-11-2020 11:53:20 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.9500, 11.8160 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.

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
Premilcuore FC 4 799 799
Santa Sofia FC 7 4136 4935
Portico e San Benedetto FC 9 756 5691
Galeata FC 9 2516 8207
Civitella di Romagna FC 12 3786 11993
Rocca San Casciano FC 13 1910 13903
Tredozio FC 16 1212 15115
San Godenzo FI 16 1167 16282
Bagno di Romagna FC 17 6026 22308
Pratovecchio Stia AR 19 5845 28153
Dovadola FC 20 1653 29806

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km SW of Forlì (117913 inhabitants)
38 Km S of Faenza (58541 inhabitants)
40 Km SW of Cesena (96758 inhabitants)
46 Km S of Imola (69797 inhabitants)
49 Km E of Firenze (382808 inhabitants)
54 Km N of Arezzo (99543 inhabitants)
55 Km E of Scandicci (50609 inhabitants)
58 Km E of Prato (191150 inhabitants)
60 Km SW of Ravenna (159116 inhabitants)
61 Km W of Rimini (147750 inhabitants)
71 Km SE of Bologna (386663 inhabitants)
72 Km E of Pistoia (90315 inhabitants)
80 Km NE of Siena (53903 inhabitants)
88 Km W of Pesaro (94582 inhabitants)
97 Km W of Fano (60888 inhabitants)
100 Km S of Ferrara (133155 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 1.2 2020-11-14
10:53:20		 43.9505 11.816 9 2020-11-14
11:02:15		 Sala Sismica INGV-Roma 84723531
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-11-14 10:53:20 ± 0.06
Latitude 43.9505 ± 0.0027
Longitude 11.8160 ± 0.0050
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 84723531

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 399
Semi-minor axis of confidence ellipse (meter) 239
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 66
Circular confidence region, given by single value of horizontal uncertainty (meter) 400.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 161
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.36333
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.4
Num. used stations 14
Type of magnitude ML
Reference to an origin 84723531
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-11-14 11:02:15
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VISG.HHN. 2020-11-14T10:53:34.16 0.3 undecidable manual S 311 40.3263 50 0.09 70
IV.CRE.HHZ. 2020-11-14T10:53:33.70 0.1 undecidable manual S 163 38.3283 50 0.16 92
IV.SEI.HHZ. 2020-11-14T10:53:33.68 0.1 undecidable manual S 288 38.2284 50 0.16 92
IV.BRIS.HHZ. 2020-11-14T10:53:31.74 0.3 undecidable manual S 353 30.6471 106 0.26 68
IV.RONT.HHE. 2020-11-14T10:53:31.70 0.6 undecidable manual S 279 30.9468 50 0.13 47
IV.RUFI.EHZ. 2020-11-14T10:53:30.24 0.1 undecidable manual S 243 27.4503 108 -0.19 93
IV.VISG.HHN. 2020-11-14T10:53:28.12 0.3 undecidable manual P 311 40.3263 50 -0.17 69
IV.ASQU.HHZ. 2020-11-14T10:53:27.39 0.1 undecidable manual S 187 17.1717 118 0.26 93
IV.CRE.HHZ. 2020-11-14T10:53:27.74 0.1 undecidable manual P 163 38.3283 50 -0.25 90
IV.RINC.HHZ. 2020-11-14T10:53:27.49 0.1 undecidable manual S 247 18.1707 116 0.07 97
IV.SEI.HHZ. 2020-11-14T10:53:27.77 0.1 undecidable manual P 288 38.2284 50 -0.2 91
IV.FIR.HHZ. 2020-11-14T10:53:27.71 3.0 undecidable manual P -1.98 0
IV.RUFI.EHZ. 2020-11-14T10:53:26.03 0.1 undecidable manual P 243 27.4503 108 -0.16 94
IV.BRIS.HHZ. 2020-11-14T10:53:26.74 0.3 undecidable manual P 353 30.6471 106 -0.05 71
IV.RONT.HHE. 2020-11-14T10:53:26.69 0.3 undecidable manual P 279 30.9468 50 -0.15 70
IV.RINC.HHZ. 2020-11-14T10:53:24.58 0.1 undecidable manual P 247 18.1707 116 0.13 96
IV.ASQU.HHZ. 2020-11-14T10:53:24.44 0.1 undecidable manual P 187 17.1717 118 0.16 95
IV.SFI.EHZ. 2020-11-14T10:53:23.89 0.1 undecidable manual S 154 5.5944 148 -0.19 97
IV.SFI.EHZ. 2020-11-14T10:53:22.54 0.1 undecidable manual P 154 5.5944 148 0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SFI.EHN. ML:1.8 0.0010165 0.1 AML other m 2020-11-14T10:53:24.08
IV.SFI.HNN. ML:1.8 0.0010215 0.1 AML other m 2020-11-14T10:53:24.08
IV.SFI.EHE. ML:1.7 0.000923 0.14 AML other m 2020-11-14T10:53:24.09
IV.SFI.HNE. ML:1.7 0.000912 0.14 AML other m 2020-11-14T10:53:24.09
IV.ASQU.HHN. ML:1.2 0.00013550000000000001 0.24 AML other m 2020-11-14T10:53:27.84
IV.RINC.HHE. ML:0.9 0.00007230000000000001 0.3 AML other m 2020-11-14T10:53:27.99
IV.ASQU.HHE. ML:1.0 0.00009425 0.42 AML other m 2020-11-14T10:53:28.86
IV.RINC.HHN. ML:0.7 0.0000424 0.88 AML other m 2020-11-14T10:53:31.82
IV.BRIS.HHE. ML:1.4 0.000111 0.66 AML other m 2020-11-14T10:53:32.08
IV.BRIS.HHN. ML:1.3 0.00009725 1.14 AML other m 2020-11-14T10:53:32.32
IV.SEI.HHN. ML:1.5 0.00012314999999999998 0.34 AML other m 2020-11-14T10:53:34.25
IV.RUFI.EHN. ML:0.8 0.00002944153 0.32 AML other m 2020-11-14T10:53:30.72
IV.CRE.HHE. ML:0.8 0.00002452484 0.2176 AML other m 2020-11-14T10:53:35.04
IV.CRE.HHN. ML:1.0 0.000036165635 0.3584 AML other m 2020-11-14T10:53:33.93
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