Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 17-10-2019 and time 05:48:55 (Italy) in region 2 km E Cerreto di Spoleto (PG)

A magnitude ML 1.3 earthquake occured in region: 2 km E Cerreto di Spoleto (PG), on

  • 17-10-2019 03:48:55 (UTC)
  • 17-10-2019 05:48:55 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8180, 12.9470 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
Sellano PG 8 1079 2154
Vallo di Nera PG 9 364 2518
Preci PG 10 724 3242
Poggiodomo PG 12 117 3359
Cascia PG 12 3217 6576
Norcia PG 12 4957 11533
Sant'Anatolia di Narco PG 13 564 12097
Campello sul Clitunno PG 14 2442 14539
Scheggino PG 15 461 15000
Visso MC 17 1107 16107
Trevi PG 18 8469 24576
Monteleone di Spoleto PG 18 599 25175
Castelsantangelo sul Nera MC 19 281 25456
Spoleto PG 19 38218 63674

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km SE of Foligno (57155 inhabitants)
38 Km NE of Terni (111501 inhabitants)
56 Km SE of Perugia (166134 inhabitants)
64 Km NW of L'Aquila (69753 inhabitants)
64 Km W of Teramo (54892 inhabitants)
82 Km NE of Viterbo (67173 inhabitants)
93 Km N of Guidonia Montecelio (88673 inhabitants)
96 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 1.3 2019-10-17
03:48:55		 42.8178 12.947 10 2019-10-17
04:10:32		 Sala Sismica INGV-Roma 73297841
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-10-17 03:48:55 ± 0.05
Latitude 42.8178 ± 0.0018
Longitude 12.9470 ± 0.0037
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 73297841

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 276
Semi-minor axis of confidence ellipse (meter) 225
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 83
Circular confidence region, given by single value of horizontal uncertainty (meter) 280.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 50
Number of associated phases, regardless of their use for origin computation 40
Number of defining phases 40
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) 0.12321
Epicentral distance of station farthest from the epicenter (degree) 0.77791
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 23
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 20
Type of magnitude ML
Reference to an origin 73297841
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-10-17 04:10:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHZ. 2019-10-17T03:49:14.57 0.6 undecidable manual S 12 58.0974 50 0.74 39
IV.ATCC.EHZ. 2019-10-17T03:49:11.39 0.6 undecidable manual S 329 47.7189 50 0.32 45
IV.PIEI.HHZ. 2019-10-17T03:49:10.74 0.3 undecidable manual P 337 86.3469 50 0.27 63
IV.RM33.EHZ. 2019-10-17T03:49:09.39 0.6 undecidable manual S 147 40.626 50 0.22 47
IV.SMA1.EHZ. 2019-10-17T03:49:08.93 0.6 undecidable manual S 123 37.8288 50 0.5 44
IV.CESX.HHZ. 2019-10-17T03:49:08.39 0.6 undecidable manual S 232 37.4292 50 0.08 48
IV.CSP1.EHZ. 2019-10-17T03:49:08.22 0.6 undecidable manual S 34 36.9297 50 0.05 49
IV.SSFR.HHZ. 2019-10-17T03:49:07.95 0.3 undecidable manual P 349 69.8745 50 0.01 69
IV.MML1.HNE. 2019-10-17T03:49:07.22 0.6 undecidable manual S 3 32.8449 50 0.12 48
IV.ARRO.EHZ. 2019-10-17T03:49:06.31 0.6 undecidable manual S 209 30.3474 50 -0.11 49
IV.EL6.EHZ. 2019-10-17T03:49:06.02 0.1 undecidable manual P 12 58.0974 50 -0.1 92
IV.MMO1.EHZ. 2019-10-17T03:49:06.48 0.6 undecidable manual S 74 32.1456 50 -0.43 45
IV.MURB.HHZ. 2019-10-17T03:49:06.51 0.1 undecidable manual P 325 60.0954 50 0.08 92
IV.MOMA.HHE. 2019-10-17T03:49:06.57 0.6 undecidable manual S 267 30.747 50 0.05 49
IV.FDMO.HHZ. 2019-10-17T03:49:05.06 0.6 undecidable manual S 25 26.751 50 -0.42 46
IV.MC2.EHZ. 2019-10-17T03:49:04.17 0.6 undecidable manual S 62 22.2555 114 0.15 49
IV.ATCC.EHZ. 2019-10-17T03:49:04.50 0.1 undecidable manual P 329 47.7189 50 -0.03 96
IV.LNSS.HHZ. 2019-10-17T03:49:04.73 0.6 undecidable manual S 162 25.0527 111 -0.18 48
IV.SNTG.HHZ. 2019-10-17T03:49:04.48 0.3 undecidable manual P 359 48.5181 50 -0.16 70
IV.MF5.EHZ. 2019-10-17T03:49:04.41 0.3 undecidable manual P 65 45.7209 50 0.2 70
IV.CESI.HHZ. 2019-10-17T03:49:03.66 0.6 undecidable manual S 351 21.0678 115 0.02 50
IV.RM33.EHZ. 2019-10-17T03:49:03.30 0.1 undecidable manual P 147 40.626 50 -0.13 95
IV.SMA1.EHZ. 2019-10-17T03:49:03.31 0.3 undecidable manual P 123 37.8288 50 0.31 69
IT.MTCL.HGZ. 2019-10-17T03:49:03.08 0.6 undecidable manual S 12 19.9689 116 -0.23 48
IV.CSP1.EHZ. 2019-10-17T03:49:02.70 0.1 undecidable manual P 34 36.9297 50 -0.15 95
IV.MOMA.HHE. 2019-10-17T03:49:02.17 0.3 undecidable manual P 267 30.747 50 0.27 70
IV.FEMA.HNZ. 2019-10-17T03:49:02.70 0.6 undecidable manual S 28 18.0708 119 -0.01 51
IV.MML1.HNE. 2019-10-17T03:49:02.07 0.1 undecidable manual P 3 32.8449 50 -0.16 96
IV.ASSB.HHN. 2019-10-17T03:49:02.29 0.1 undecidable manual P 317 34.2435 50 -0.15 96
IV.CESX.HHZ. 2019-10-17T03:49:02.45 0.3 undecidable manual P 232 37.4292 50 -0.48 66
IV.FDMO.HHZ. 2019-10-17T03:49:01.08 0.1 undecidable manual P 25 26.751 50 -0.22 96
IV.ARRO.EHZ. 2019-10-17T03:49:01.86 0.1 undecidable manual P 209 30.3474 50 0.02 99
IV.NRCA.HHZ. 2019-10-17T03:49:01.38 0.3 undecidable manual S 83 13.6752 126 -0.05 76
IV.MMO1.EHZ. 2019-10-17T03:49:01.91 0.1 undecidable manual P 74 32.1456 50 -0.22 95
IV.LNSS.HHZ. 2019-10-17T03:49:00.96 0.1 positive manual P 162 25.0527 111 -0.01 100
IV.CESI.HHZ. 2019-10-17T03:49:00.35 0.1 positive manual P 351 21.0678 115 0.12 99
IV.MC2.EHZ. 2019-10-17T03:49:00.51 0.1 undecidable manual P 62 22.2555 114 0.06 100
IV.NRCA.HHZ. 2019-10-17T03:48:59.12 0.1 negative manual P 83 13.6752 126 0.16 99
IT.MTCL.HGZ. 2019-10-17T03:48:59.98 0.1 undecidable manual P 12 19.9689 116 -0.06 100
IV.FEMA.HNZ. 2019-10-17T03:48:59.83 0.1 undecidable manual P 28 18.0708 119 0.13 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.7 0.00054 0.1 AML other m 2019-10-17T03:49:01.55
IV.NRCA.HHE. ML:1.7 0.0005164999999999999 0.08 AML other m 2019-10-17T03:49:01.50
IV.CESI.HHN. ML:1.3 0.00014850000000000003 1.54 AML other m 2019-10-17T03:49:03.10
IV.CESI.HHE. ML:1.2 0.00009975 0.14 AML other m 2019-10-17T03:49:04.49
IV.LNSS.HHE. ML:1.4 0.00016700000000000002 1.74 AML other m 2019-10-17T03:49:04.95
IV.LNSS.HHN. ML:1.4 0.0001525 0.2 AML other m 2019-10-17T03:49:05.10
IV.FDMO.HHN. ML:1.3 0.00010135 0.58 AML other m 2019-10-17T03:49:05.47
IV.FDMO.HHE. ML:1.3 0.000121 0.38 AML other m 2019-10-17T03:49:05.22
IV.ARRO.EHE. ML:0.9 0.0000365 1.4 AML other m 2019-10-17T03:49:08.93
IV.ARRO.EHN. ML:0.9 0.000040050000000000004 0.54 AML other m 2019-10-17T03:49:09.13
IV.SMA1.EHN. ML:1.1 0.000043249999999999994 0.28 AML other m 2019-10-17T03:49:09.59
IV.SMA1.EHE. ML:1.1 0.00004455 0.76 AML other m 2019-10-17T03:49:10.39
IV.RM33.EHE. ML:1.0 0.00003325 0.42 AML other m 2019-10-17T03:49:10.67
IV.RM33.EHN. ML:1.0 0.0000359 0.78 AML other m 2019-10-17T03:49:11.55
IV.ATCC.EHE. ML:1.2 0.00003955 0.24 AML other m 2019-10-17T03:49:12.27
IV.ATCC.EHN. ML:1.2 0.000039349999999999994 0.5 AML other m 2019-10-17T03:49:12.36
IV.MURB.HHN. ML:1.5 0.00006185 0.94 AML other m 2019-10-17T03:49:17.93
IV.MURB.HHE. ML:1.5 0.0000622 0.34 AML other m 2019-10-17T03:49:17.46
IV.SSFR.HHE. ML:1.2 0.000030100000000000003 0.74 AML other m 2019-10-17T03:49:19.61
IV.SSFR.HHN. ML:1.4 0.0000401 1.86 AML other m 2019-10-17T03:49:19.04
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