Earthquake with magnitude of ML 1.2 on date 26-10-2023 and time 13:52:55 (Italy) in region 7 km NW Sellano (PG)

A magnitude ML 1.2 earthquake occured in region: 7 km NW Sellano (PG), on

  • 26-10-2023 11:52:55 (UTC)
  • 26-10-2023 13:52:55 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9340, 12.8700 at 13 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
Sellano PG 7 1079 1079
Trevi PG 12 8469 9548
Monte Cavallo MC 13 145 9693
Cerreto di Spoleto PG 13 1075 10768
Foligno PG 14 57155 67923
Campello sul Clitunno PG 15 2442 70365
Preci PG 15 724 71089
Valtopina PG 17 1398 72487
Serravalle di Chienti MC 17 1070 73557
Spello PG 17 8645 82202
Visso MC 18 1107 83309
Montefalco PG 18 5679 88988
Vallo di Nera PG 18 364 89352
Pieve Torina MC 19 1458 90810

Municipalities with at least 50000 inhabitants

An earthquake occurred to
14 Km E of Foligno (57155 inhabitants)
44 Km E of Perugia (166134 inhabitants)
45 Km NE of Terni (111501 inhabitants)
75 Km W of Teramo (54892 inhabitants)
78 Km NW of L'Aquila (69753 inhabitants)
85 Km NE of Viterbo (67173 inhabitants)
93 Km SW of Ancona (100861 inhabitants)
100 Km SE of Arezzo (99543 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 2023-10-26
11:52:55
42.9337 12.8695 13 2023-10-26
12:03:53
Sala Sismica INGV-Roma 122406711
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-10-26 11:52:55 ± 0.06
Latitude 42.9337 ± 0.0036
Longitude 12.8695 ± 0.0037
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 122406711

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 399
Semi-minor axis of confidence ellipse (meter) 138
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 327
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) 75
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.07554
Epicentral distance of station farthest from the epicenter (degree) 0.29138
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 122406711
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-10-26 12:03:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2023-10-26T11:53:06.48 0.6 undecidable manual S 57 32.3454 96 0.26 47
IT.GNU.HGE. 2023-10-26T11:53:05.20 0.3 undecidable manual S 239 28.2495 97 0.06 73
IV.MOMA.HHE. 2023-10-26T11:53:05.07 0.6 undecidable manual S 240 28.2495 97 -0.07 49
IV.GAVE.EHZ. 2023-10-26T11:53:04.64 0.6 undecidable manual S 176 26.8509 98 -0.12 49
IV.NRCA.HNZ. 2023-10-26T11:53:03.69 0.3 undecidable manual S 119 22.755 101 0 74
IV.FDMO.HHE. 2023-10-26T11:53:03.12 0.3 undecidable manual S 57 21.0678 102 -0.11 73
IV.MML1.EHZ. 2023-10-26T11:53:03.40 0.6 undecidable manual S 23 21.5673 102 0.02 50
IV.ASSB.HHZ. 2023-10-26T11:53:02.99 0.6 undecidable manual S 305 20.9679 103 -0.22 48
IV.CSP1.EHZ. 2023-10-26T11:53:01.18 0.1 undecidable manual P 57 32.3454 96 -0.34 91
IT.GNU.HGE. 2023-10-26T11:53:01.12 0.3 undecidable manual P 239 28.2495 97 0.23 71
IT.MTCL.HGN. 2023-10-26T11:53:01.06 0.3 undecidable manual S 58 12.4764 122 -0.05 76
IV.MOMA.HHE. 2023-10-26T11:53:01.20 0.6 undecidable manual P 240 28.2495 97 0.3 46
IV.CESI.HHZ. 2023-10-26T11:53:00.24 0.6 undecidable manual S 20 8.3805 138 -0.03 51
IV.GAVE.EHZ. 2023-10-26T11:53:00.58 0.1 undecidable manual P 176 26.8509 98 -0.1 98
IV.NRCA.HNZ. 2023-10-26T11:53:00.01 0.1 undecidable manual P 119 22.755 101 -0.05 100
IV.FDMO.HHE. 2023-10-26T11:53:00.04 0.1 undecidable manual P 57 21.0678 102 0.24 95
IV.ASSB.HHZ. 2023-10-26T11:52:59.64 0.1 undecidable manual P 305 20.9679 103 -0.14 97
IV.MML1.EHZ. 2023-10-26T11:52:59.87 0.1 undecidable manual P 23 21.5673 102 -0.01 99
IT.MTCL.HGN. 2023-10-26T11:52:58.65 0.1 undecidable manual P 58 12.4764 122 0.08 100
IV.CESI.HHZ. 2023-10-26T11:52:58.22 0.1 undecidable manual P 20 8.3805 138 0.14 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MML1.EHN. ML:1.1 0.0000769 0.16 AML other m 2023-10-26T11:53:03.68
IV.MML1.EHE. ML:1.0 0.00005935688999999999 0.1792 AML other m 2023-10-26T11:53:03.66
IV.GAVE.EHE. ML:1.4 0.00011599999999999999 1.46 AML other m 2023-10-26T11:53:05.89
IV.GAVE.EHN. ML:1.2 0.0000865 0.52 AML other m 2023-10-26T11:53:06.03
IV.CESI.HHE. ML:1.0 0.000116254625 0.2624 AML other m 2023-10-26T11:53:00.69
IV.CESI.HHN. ML:1.3 0.00022962075000000003 0.0768 AML other m 2023-10-26T11:53:00.49
IV.ASSB.HHE. ML:0.9 0.00005143693 0.1024 AML other m 2023-10-26T11:53:03.38
IV.ASSB.HHN. ML:1.0 0.000059122430000000004 0.1408 AML other m 2023-10-26T11:53:04.14
IV.MML1.HNE. ML:1.1 0.00008308434500000001 0.9024 AML other m 2023-10-26T11:53:04.05
IV.GAVE.HNE. ML:1.4 0.00012117965 2.72 AML other m 2023-10-26T11:53:04.83
IV.CSP1.EHE. ML:1.5 0.000133741515 1.8816 AML other m 2023-10-26T11:53:07.24
IV.CSP1.EHN. ML:1.3 0.00008241963 0.1792 AML other m 2023-10-26T11:53:07.50
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