Earthquake with magnitude of ML 1.3 on date 12-08-2022 and time 05:51:38 (Italy) in region 2 km W Spello (PG)

A magnitude ML 1.3 earthquake occured in region: 2 km W Spello (PG), on

  • 12-08-2022 03:51:38 (UTC)
  • 12-08-2022 05:51:38 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9890, 12.6460 at 9 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
Spello PG 2 8645 8645
Cannara PG 5 4305 12950
Foligno PG 6 57155 70105
Bevagna PG 7 5081 75186
Assisi PG 10 28299 103485
Montefalco PG 11 5679 109164
Gualdo Cattaneo PG 11 6155 115319
Bastia Umbra PG 12 21874 137193
Valtopina PG 12 1398 138591
Bettona PG 13 4367 142958
Trevi PG 15 8469 151427
Torgiano PG 18 6725 158152
Giano dell'Umbria PG 18 3846 161998
Nocera Umbra PG 18 5839 167837
Deruta PG 18 9669 177506
Castel Ritaldi PG 19 3278 180784
Valfabbrica PG 19 3389 184173
Collazzone PG 20 3473 187646

Municipalities with at least 50000 inhabitants

An earthquake occurred to
6 Km NW of Foligno (57155 inhabitants)
25 Km SE of Perugia (166134 inhabitants)
48 Km N of Terni (111501 inhabitants)
77 Km NE of Viterbo (67173 inhabitants)
82 Km SE of Arezzo (99543 inhabitants)
94 Km W of Teramo (54892 inhabitants)
94 Km NW of L'Aquila (69753 inhabitants)
100 Km SW of Ancona (100861 inhabitants)
100 Km SW of Fano (60888 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 2022-08-12
03:51:38
42.9888 12.6457 9 2022-08-12
03:59:46
Sala Sismica INGV-Roma 108432901
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-08-12 03:51:38 ± 0.12
Latitude 42.9888 ± 0.0063
Longitude 12.6457 ± 0.0172
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 108432901

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1334
Semi-minor axis of confidence ellipse (meter) 544
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 275
Circular confidence region, given by single value of horizontal uncertainty (meter) 1330.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 145
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.35
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.47574
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 22
Type of magnitude ML
Reference to an origin 108432901
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-08-12 03:59:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OT.CGL1.HHZ. 2022-08-12T03:53:31.14 3.0 undecidable manual Sg 13.25 0
OX.DRE.HHZ. 2022-08-12T03:53:14.00 3.0 undecidable manual Sg 11.21 0
1J.FX14.HHZ.00 2022-08-12T03:53:07.72 3.0 undecidable manual Pg 17.129999 0
IV.MSRU.HHZ. 2022-08-12T03:53:03.02 3.0 negative manual Pg 18.33 0
MN.VLC.HHZ. 2022-08-12T03:52:38.59 3.0 undecidable manual Sn 0.57 0
IV.BDI.HHZ. 2022-08-12T03:52:33.62 3.0 undecidable manual Sn -0.02 0
IV.SGG.HHZ. 2022-08-12T03:52:22.64 3.0 undecidable manual Sn -0.46 0
IV.RMP.HHZ. 2022-08-12T03:52:06.82 3.0 undecidable manual Sg 0.72 0
IV.SSFR.HHZ. 2022-08-12T03:51:56.03 3.0 undecidable manual Sg -0.08 0
IV.LRP.EHZ. 2022-08-12T03:51:52.88 3.0 positive manual Pn -1.26 0
IV.VVLD.HHZ. 2022-08-12T03:51:51.43 3.0 undecidable manual Pg 0.01 0
IV.FDMO.HHZ. 2022-08-12T03:51:51.31 0.6 undecidable manual S 81 36.2415 50 0.21 46
IV.FOSV.EHZ. 2022-08-12T03:51:50.94 0.6 undecidable manual S 15 35.2425 50 0.11 46
IV.MML1.EHZ. 2022-08-12T03:51:50.16 0.6 undecidable manual S 62 29.8479 106 0.94 39
IV.CAFI.HHZ. 2022-08-12T03:51:49.95 3.0 negative manual Pn -0.05 0
IV.MURB.HHZ. 2022-08-12T03:51:49.96 0.6 undecidable manual S 342 31.9458 105 0.02 46
IV.EL6.EHZ. 2022-08-12T03:51:48.60 0.1 undecidable manual P 44 52.8027 50 0.29 86
IV.ATMI.HHZ. 2022-08-12T03:51:47.43 3.0 negative manual P -0.17 0
IV.ATVO.HHZ. 2022-08-12T03:51:47.05 3.0 positive manual P -0.03 0
IV.CSP1.EHZ. 2022-08-12T03:51:47.22 0.1 undecidable manual P 76 46.7199 50 -0.15 91
IV.MOMA.HHZ. 2022-08-12T03:51:46.36 0.6 undecidable manual S 197 21.4674 112 -0.1 48
IT.GNU.HGN. 2022-08-12T03:51:46.24 0.1 undecidable manual S 197 21.4674 112 -0.22 94
IV.ATCC.EHZ. 2022-08-12T03:51:46.41 0.6 undecidable manual S 359 21.7671 112 -0.17 47
IV.MGAB.HHZ. 2022-08-12T03:51:46.16 3.0 positive manual P -0.5 0
IV.FOSV.EHZ. 2022-08-12T03:51:45.68 0.6 negative manual P 15 35.2425 50 0.09 46
IV.MML1.EHZ. 2022-08-12T03:51:44.69 0.1 undecidable manual P 62 29.8479 106 0.02 95
IV.FDMO.HHZ. 2022-08-12T03:51:44.82 0.1 undecidable manual P 81 36.2415 50 -0.93 72
IV.MURB.HHZ. 2022-08-12T03:51:44.74 0.6 positive manual P 342 31.9458 105 -0.34 46
IT.GNU.HGN. 2022-08-12T03:51:43.88 0.1 undecidable manual P 197 21.4674 112 0.81 77
IV.ATCC.EHZ. 2022-08-12T03:51:43.17 0.3 positive manual P 359 21.7671 112 0.03 73
IV.MOMA.HHZ. 2022-08-12T03:51:42.73 1.0 positive manual P 197 21.4674 112 -0.34 23
IV.ASSB.HHZ. 2022-08-12T03:51:42.02 0.6 undecidable manual S 10 6.0939 145 -0.1 48
IV.ASSB.HHZ. 2022-08-12T03:51:40.66 0.1 positive manual P 10 6.0939 145 0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ASSB.HHN. ML:1.4 0.00046599999999999994 0.18 AML other m 2022-08-12T03:51:42.50
IV.ASSB.HHE. ML:1.3 0.00035099999999999997 0.38 AML other m 2022-08-12T03:51:43.46
IV.ATCC.EHN. ML:1.2 0.00011105000000000002 0.34 AML other m 2022-08-12T03:51:47.24
IV.MOMA.HHN. ML:1.2 0.00009825 0.2 AML other m 2022-08-12T03:51:47.25
IV.MOMA.HHE. ML:1.2 0.00009800000000000001 0.42 AML other m 2022-08-12T03:51:47.73
IV.ATCC.EHE. ML:1.3 0.000136 0.72 AML other m 2022-08-12T03:51:48.00
IV.MML1.EHN. ML:1.0 0.0000574 0.28 AML other m 2022-08-12T03:51:50.43
IV.MURB.HHE. ML:1.7 0.00023449999999999998 0.3 AML other m 2022-08-12T03:51:50.72
IV.MURB.HHN. ML:1.8 0.00029749999999999997 1.7 AML other m 2022-08-12T03:51:50.00
IV.MML1.EHE. ML:1.0 0.0000519 0.88 AML other m 2022-08-12T03:51:50.49
IV.FOSV.EHE. ML:1.0 0.00004405 1.24 AML other m 2022-08-12T03:51:52.85
IV.FOSV.EHN. ML:0.9 0.00003585 1.42 AML other m 2022-08-12T03:51:52.03
IV.MGAB.HHE. ML:1.4 0.00007125000000000001 1.5 AML other m 2022-08-12T03:51:53.80
IV.MGAB.HHN. ML:1.3 0.00006185 0.42 AML other m 2022-08-12T03:51:53.02
IV.SSFR.HHE. ML:1.6 0.00011399999999999999 0.26 AML other m 2022-08-12T03:51:56.03
IV.SSFR.HHN. ML:1.6 0.00011529999999999998 0.7 AML other m 2022-08-12T03:51:56.27
IV.MOMA.HNE. ML:1.2 0.000106382475 0.3904 AML other m 2022-08-12T03:51:46.61
IV.MOMA.HNN. ML:1.1 0.000083704215 0.32 AML other m 2022-08-12T03:51:46.56
IV.MURB.HNE. ML:1.6 0.00020507775 0.3104 AML other m 2022-08-12T03:51:50.72
IV.MURB.HNN. ML:1.7 0.00024798965 0.3424 AML other m 2022-08-12T03:51:51.01
IV.FDMO.HHE. ML:0.7 0.0000223827 0.1984 AML other m 2022-08-12T03:51:52.78
IV.FDMO.HHN. ML:0.8 0.000022969275 0.2208 AML other m 2022-08-12T03:51:53.29
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