Earthquake with magnitude of ML 0.8 on date 17-04-2023 and time 13:47:12 (UTC) in region 3 km E Trevi (PG)

A magnitude ML 0.8 earthquake occured in region: 3 km E Trevi (PG), on

  • 17-04-2023 13:47:12 (UTC)
  • 17-04-2023 15:47:12 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8870, 12.7860 at 11 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Trevi PG 3 8469 8469
Campello sul Clitunno PG 7 2442 10911
Foligno PG 10 57155 68066
Montefalco PG 11 5679 73745
Sellano PG 12 1079 74824
Castel Ritaldi PG 12 3278 78102
Cerreto di Spoleto PG 13 1075 79177
Vallo di Nera PG 14 364 79541
Spello PG 15 8645 88186
Bevagna PG 15 5081 93267
Spoleto PG 17 38218 131485
Sant'Anatolia di Narco PG 18 564 132049
Giano dell'Umbria PG 18 3846 135895
Gualdo Cattaneo PG 19 6155 142050
Valtopina PG 19 1398 143448
Scheggino PG 20 461 143909

Municipalities with at least 50000 inhabitants

An earthquake occurred to
10 Km SE of Foligno (57155 inhabitants)
38 Km NE of Terni (111501 inhabitants)
41 Km SE of Perugia (166134 inhabitants)
76 Km NE of Viterbo (67173 inhabitants)
78 Km NW of L'Aquila (69753 inhabitants)
79 Km W of Teramo (54892 inhabitants)
98 Km SE of Arezzo (99543 inhabitants)
99 Km N of Guidonia Montecelio (88673 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 2023-04-17
13:47:12
42.8873 12.7863 11 2023-04-17
14:05:35
Sala Sismica INGV-Roma 116459771
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-17 13:47:12 ± 0.04
Latitude 42.8873 ± 0.0018
Longitude 12.7863 ± 0.0037
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 116459771

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 280
Semi-minor axis of confidence ellipse (meter) 188
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 310
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) 87
Number of associated phases, regardless of their use for origin computation 42
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.11
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.26620
Number of stations at which the event was observed 30
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 116459771
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-17 14:05:35
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
MN.BNI.HHZ. 2023-04-17T13:49:35.81 3.0 undecidable manual Sg 24.17 0
IV.USI.HHZ. 2023-04-17T13:49:27.84 3.0 undecidable manual Sg 15.65 0
IV.CET2.HHZ. 2023-04-17T13:48:57.48 3.0 undecidable manual Sn -9.99 0
IV.RAFF.HHZ. 2023-04-17T13:48:54.27 3.0 negative manual Pg 14.45 0
GU.CANO.HHZ. 2023-04-17T13:48:49.13 3.0 undecidable manual Sg 9.58 0
IV.SCHR.EHZ. 2023-04-17T13:48:46.35 3.0 undecidable manual Sn -9.99 0
1J.FX14.HHZ.00 2023-04-17T13:48:44.23 3.0 negative manual Pg 8.52 0
IV.EPOZ.HNZ. 2023-04-17T13:48:43.51 3.0 undecidable manual Pg 7.31 0
GU.RNCA.HHZ. 2023-04-17T13:48:40.13 3.0 undecidable manual Sg 10.57 0
IV.PIPA.HHZ. 2023-04-17T13:48:31.02 3.0 negative manual Pg 8.74 0
IV.CET2.HHZ. 2023-04-17T13:48:28.26 3.0 undecidable manual Pg 11.75 0
OX.DRE.HHZ. 2023-04-17T13:48:25.23 3.0 undecidable manual Sg -5.06 0
IV.PAOL.HHZ. 2023-04-17T13:48:21.82 3.0 undecidable manual Sn -3.27 0
MN.TRI.HHZ. 2023-04-17T13:48:13.82 3.0 undecidable manual Sg -6.2 0
IV.SIRI.HNZ. 2023-04-17T13:48:11.01 3.0 undecidable manual Pg 2.42 0
GU.ROTM.HHZ. 2023-04-17T13:48:05.07 3.0 negative manual Pg 3.79 0
IV.ACER.HHZ. 2023-04-17T13:48:02.46 3.0 negative manual Pn -0.24 0
IV.SCHR.EHZ. 2023-04-17T13:47:59.56 3.0 positive manual Pn -9.99 0
OX.DRE.HHZ. 2023-04-17T13:47:59.18 3.0 undecidable manual Pg 4.94 0
IV.ZEN8.EHZ. 2023-04-17T13:47:52.40 3.0 positive manual Pg 1.61 0
MN.TRI.HHZ. 2023-04-17T13:47:51.84 3.0 positive manual Pg 3.37 0
IV.GATE.HHZ. 2023-04-17T13:47:50.68 3.0 positive manual Pg 2.56 0
IV.RIBO.EHZ.01 2023-04-17T13:47:47.63 3.0 undecidable manual Sg -1.15 0
GU.EQUI.HHZ. 2023-04-17T13:47:32.58 3.0 positive manual Pn -8.71 0
IT.CSO1.HGZ. 2023-04-17T13:47:32.38 3.0 undecidable manual Pg 0.76 0
IV.FDMO.HHZ. 2023-04-17T13:47:22.66 0.3 undecidable manual S 56 29.5482 50 -0.11 72
IV.NRCA.HHZ. 2023-04-17T13:47:22.14 0.3 undecidable manual S 102 27.3504 50 -0.05 74
IV.MML1.EHZ. 2023-04-17T13:47:22.75 0.3 undecidable manual S 31 29.2485 50 0.05 73
IV.GAVE.HNN. 2023-04-17T13:47:21.00 0.3 undecidable manual S 158 23.3544 50 -0.13 73
IT.MTCL.HGE. 2023-04-17T13:47:20.25 0.3 undecidable manual S 56 20.9679 117 -0.22 72
IV.ASSB.HHZ. 2023-04-17T13:47:20.05 0.1 undecidable manual S 329 20.0688 118 -0.16 97
IV.MOMA.HHZ. 2023-04-17T13:47:20.15 0.3 undecidable manual S 242 19.869 118 0.01 75
IV.CESI.HHZ. 2023-04-17T13:47:19.09 0.1 undecidable manual S 36 16.1727 123 0.05 100
IV.SFI.EHZ. 2023-04-17T13:47:19.15 3.0 positive manual P -4.95 0
IV.NRCA.HHZ. 2023-04-17T13:47:18.00 0.1 undecidable manual P 102 27.3504 50 -0.02 99
IV.MML1.EHZ. 2023-04-17T13:47:18.42 0.3 undecidable manual P 31 29.2485 50 0.11 72
IV.FDMO.HHZ. 2023-04-17T13:47:18.48 0.3 undecidable manual P 56 29.5482 50 0.13 72
IV.GAVE.HNN. 2023-04-17T13:47:17.44 0.3 undecidable manual P 158 23.3544 50 0.04 74
IT.MTCL.HGE. 2023-04-17T13:47:17.12 0.6 undecidable manual P 56 20.9679 117 0.09 49
IV.CESI.HHZ. 2023-04-17T13:47:16.40 0.1 undecidable manual P 36 16.1727 123 0.2 97
IV.ASSB.HHZ. 2023-04-17T13:47:16.82 0.3 undecidable manual P 329 20.0688 118 -0.05 74
IV.MOMA.HHZ. 2023-04-17T13:47:16.87 0.1 undecidable manual P 242 19.869 118 0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHE. ML:0.7 0.000041859185 0.3008 AML other m 2023-04-17T13:47:21.10
IV.CESI.HHN. ML:0.8 0.000058983375 0.1216 AML other m 2023-04-17T13:47:19.41
IV.CESI.HNE. ML:1.0 0.000090211735 0.4992 AML other m 2023-04-17T13:47:21.64
IV.CESI.HNN. ML:1.0 0.000095349045 0.5888 AML other m 2023-04-17T13:47:27.19
IV.ASSB.HHE. ML:0.7 0.00003390098 0.096 AML other m 2023-04-17T13:47:21.37
IV.ASSB.HHN. ML:0.7 0.00003308365 0.0576 AML other m 2023-04-17T13:47:21.24
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