Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.8 on date 25-11-2019 and time 17:54:47 (UTC) in region 4 km E Monteleone di Spoleto (PG)

A magnitude ML 0.8 earthquake occured in region: 4 km E Monteleone di Spoleto (PG), on

  • 25-11-2019 17:54:47 (UTC)
  • 25-11-2019 18:54:47 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6360, 12.9980 at 14 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
Monteleone di Spoleto PG 4 599 599
Leonessa RI 9 2435 3034
Cascia PG 9 3217 6251
Poggiodomo PG 10 117 6368
Cittareale RI 13 482 6850
Polino TR 14 233 7083
Posta RI 15 694 7777
Scheggino PG 16 461 8238
Ferentillo TR 17 1913 10151
Sant'Anatolia di Narco PG 17 564 10715
Poggio Bustone RI 17 2055 12770
Borbona RI 18 617 13387
Rivodutri RI 18 1253 14640
Morro Reatino RI 18 373 15013
Vallo di Nera PG 19 364 15377
Norcia PG 19 4957 20334
Montefranco TR 19 1276 21610
Arrone TR 20 2763 24373
Cantalice RI 20 2755 27128

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km E of Terni (111501 inhabitants)
43 Km SE of Foligno (57155 inhabitants)
46 Km NW of L'Aquila (69753 inhabitants)
58 Km W of Teramo (54892 inhabitants)
72 Km SE of Perugia (166134 inhabitants)
74 Km NE of Guidonia Montecelio (88673 inhabitants)
76 Km N of Tivoli (56533 inhabitants)
77 Km E of Viterbo (67173 inhabitants)
93 Km NE of Roma (2864731 inhabitants)
95 Km W of Montesilvano (53738 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 0.8 2019-11-25
17:54:47		 42.6355 12.998 14 2019-11-25
18:35:55		 Sala Sismica INGV-Roma 74015021
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-11-25 17:54:47 ± 0.09
Latitude 42.6355 ± 0.0036
Longitude 12.9980 ± 0.0049
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 74015021

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 405
Semi-minor axis of confidence ellipse (meter) 141
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 63
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) 183
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.04497
Epicentral distance of station farthest from the epicenter (degree) 0.37772
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:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 74015021
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-11-25 18:35:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SMA1.EHZ. 2019-11-25T17:54:56.93 0.3 undecidable manual S 91 27.5502 102 -0.02 74
IV.CESI.HHE. 2019-11-25T17:54:55.16 0.3 undecidable manual P 350 41.625 96 0.24 69
IV.RM33.EHZ. 2019-11-25T17:54:55.66 0.3 undecidable manual S 128 22.5552 106 0 75
IV.NRCA.HHZ. 2019-11-25T17:54:55.71 0.3 undecidable manual S 23 23.9538 105 -0.3 70
IV.T1299.EHZ. 2019-11-25T17:54:55.92 0.3 undecidable manual S 90 23.1546 106 0.1 73
IV.FIAM.HNE. 2019-11-25T17:54:54.77 0.3 undecidable manual P 167 41.9247 96 -0.19 70
IV.MC2.EHE. 2019-11-25T17:54:53.85 0.3 undecidable manual P 27 34.3434 98 0.05 73
IV.NRCA.HHZ. 2019-11-25T17:54:52.10 0.1 undecidable manual P 23 23.9538 105 -0.12 97
IV.T1299.EHZ. 2019-11-25T17:54:52.20 0.3 undecidable manual P 90 23.1546 106 0.08 73
IV.SMA1.EHZ. 2019-11-25T17:54:52.87 0.3 undecidable manual P 91 27.5502 102 0.1 73
IV.LNSS.HHZ. 2019-11-25T17:54:51.96 0.3 undecidable manual S 136 4.995 156 -0.04 77
IV.RM33.EHZ. 2019-11-25T17:54:51.95 0.1 undecidable manual P 128 22.5552 106 -0.08 98
IV.LNSS.HHZ. 2019-11-25T17:54:50.02 0.1 undecidable manual P 136 4.995 156 0.11 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHE. ML:1.0 0.00010581635 0.1408 AML other m 2019-11-25T17:54:52.19
IV.LNSS.HHN. ML:0.8 0.00007163327 0.1024 AML other m 2019-11-25T17:54:52.12
IV.RM33.EHE. ML:0.6 0.000024826639999999996 0.1792 AML other m 2019-11-25T17:54:56.41
IV.RM33.EHN. ML:0.5 0.0000214482935 0.256 AML other m 2019-11-25T17:54:55.68
IV.NRCA.HHE. ML:1.0 0.00005014795 0.1664 AML other m 2019-11-25T17:54:55.93
IV.NRCA.HHN. ML:1.0 0.000047874115 0.192 AML other m 2019-11-25T17:54:55.85
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