Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.0 on date 26-11-2019 and time 11:12:19 (UTC) in region 2 km W Cerreto di Spoleto (PG)

A magnitude ML 1.0 earthquake occured in region: 2 km W Cerreto di Spoleto (PG), on

  • 26-11-2019 11:12:19 (UTC)
  • 26-11-2019 12:12:19 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8190, 12.8960 at 10 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
Cerreto di Spoleto PG 2 1075 1075
Vallo di Nera PG 6 364 1439
Sellano PG 8 1079 2518
Campello sul Clitunno PG 10 2442 4960
Sant'Anatolia di Narco PG 11 564 5524
Poggiodomo PG 12 117 5641
Scheggino PG 13 461 6102
Preci PG 14 724 6826
Trevi PG 14 8469 15295
Cascia PG 15 3217 18512
Spoleto PG 16 38218 56730
Norcia PG 16 4957 61687
Castel Ritaldi PG 18 3278 64965
Monteleone di Spoleto PG 19 599 65564

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km SE of Foligno (57155 inhabitants)
35 Km NE of Terni (111501 inhabitants)
52 Km SE of Perugia (166134 inhabitants)
66 Km NW of L'Aquila (69753 inhabitants)
68 Km W of Teramo (54892 inhabitants)
79 Km NE of Viterbo (67173 inhabitants)
92 Km N of Guidonia Montecelio (88673 inhabitants)
95 Km N of Tivoli (56533 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 1.0 2019-11-26
11:12:19		 42.8192 12.8963 10 2019-11-26
11:19:35		 Sala Sismica INGV-Roma 74040781
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-11-26 11:12:19 ± 0.12
Latitude 42.8192 ± 0.0045
Longitude 12.8963 ± 0.0098
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 74040781

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 755
Semi-minor axis of confidence ellipse (meter) 518
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 86
Circular confidence region, given by single value of horizontal uncertainty (meter) 750.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 135
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.16008
Epicentral distance of station farthest from the epicenter (degree) 0.31027
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.1
Num. used stations 9
Type of magnitude ML
Reference to an origin 74040781
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-11-26 11:19:35
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CESX.HHE. 2019-11-26T11:12:31.16 0.6 undecidable manual S 227 34.4433 50 -0.62 57
IV.MML1.HNN. 2019-11-26T11:12:31.47 0.6 undecidable manual S 11 33.2445 50 0 66
IV.FDMO.HHZ. 2019-11-26T11:12:30.01 0.6 undecidable manual S 33 28.6491 50 -0.24 64
IV.LNSS.HHZ. 2019-11-26T11:12:29.74 0.6 undecidable manual S 154 26.751 50 0.01 67
IV.CESI.HHZ. 2019-11-26T11:12:27.87 0.6 undecidable manual S 2 20.6682 116 -0.04 67
IV.FEMA.HNZ. 2019-11-26T11:12:27.76 0.6 undecidable manual S 38 20.1687 117 -0.01 68
IV.CESX.HHE. 2019-11-26T11:12:26.99 0.3 undecidable manual P 227 34.4433 50 0.22 95
IV.MML1.HNN. 2019-11-26T11:12:26.85 0.3 undecidable manual P 11 33.2445 50 0.26 95
IV.NRCA.HHZ. 2019-11-26T11:12:26.97 0.6 undecidable manual S 85 17.7711 120 -0.08 67
IV.LNSS.HHZ. 2019-11-26T11:12:25.75 0.3 undecidable manual P 154 26.751 50 0.16 98
IV.FDMO.HHZ. 2019-11-26T11:12:25.95 0.3 undecidable manual P 33 28.6491 50 0.06 99
IV.NRCA.HHZ. 2019-11-26T11:12:24.16 0.3 undecidable manual P 85 17.7711 120 0.12 100
IV.CESI.HHZ. 2019-11-26T11:12:24.81 0.3 undecidable manual P 2 20.6682 116 0.27 96
IV.FEMA.HNZ. 2019-11-26T11:12:23.92 0.3 undecidable manual P 38 20.1687 117 -0.54 91
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.1 0.00010410368000000001 0.0832 AML other m 2019-11-26T11:12:27.27
IV.NRCA.HHN. ML:1.0 0.000090142175 0.0832 AML other m 2019-11-26T11:12:27.49
IV.NRCA.HNE. ML:1.2 0.000120954695 0.5824 AML other m 2019-11-26T11:12:27.03
IV.CESI.HHE. ML:0.8 0.000051339895 0.0832 AML other m 2019-11-26T11:12:28.06
IV.CESI.HHN. ML:1.1 0.00008717905 0.1216 AML other m 2019-11-26T11:12:28.09
IV.LNSS.HHE. ML:0.9 0.000046713215 0.1408 AML other m 2019-11-26T11:12:29.92
IV.LNSS.HHN. ML:0.9 0.000046634985 0.16 AML other m 2019-11-26T11:12:31.75
IV.FDMO.HHE. ML:0.9 0.000040907475 0.1408 AML other m 2019-11-26T11:12:30.28
IV.FDMO.HHN. ML:1.0 0.000045685945 0.16 AML other m 2019-11-26T11:12:30.29
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