Earthquake with magnitude of ML 1.1 on date 04-12-2022 and time 05:12:04 (UTC) in region 6 km N Valfabbrica (PG)

A magnitude ML 1.1 earthquake occured in region: 6 km N Valfabbrica (PG), on

  • 04-12-2022 05:12:04 (UTC)
  • 04-12-2022 06:12:04 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.2100, 12.5840 at 12 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
Valfabbrica PG 6 3389 3389
Assisi PG 16 28299 31688
Gubbio PG 16 32216 63904
Bastia Umbra PG 16 21874 85778
Gualdo Tadino PG 17 15208 100986
Fossato di Vico PG 17 2840 103826
Sigillo PG 19 2404 106230
Perugia PG 19 166134 272364
Costacciaro PG 20 1216 273580

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km NE of Perugia (166134 inhabitants)
30 Km NW of Foligno (57155 inhabitants)
64 Km E of Arezzo (99543 inhabitants)
72 Km N of Terni (111501 inhabitants)
79 Km SW of Fano (60888 inhabitants)
82 Km SW of Pesaro (94582 inhabitants)
88 Km SW of Ancona (100861 inhabitants)
95 Km S of Rimini (147750 inhabitants)
96 Km NE of Viterbo (67173 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 1.1 2022-12-04
05:12:04
43.2098 12.5838 12 2022-12-04
05:49:30
Sala Sismica INGV-Roma 112485461
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-12-04 05:12:04 ± 0.05
Latitude 43.2098 ± 0.0027
Longitude 12.5838 ± 0.0049
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 112485461

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 429
Semi-minor axis of confidence ellipse (meter) 26
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 53
Circular confidence region, given by single value of horizontal uncertainty (meter) 430.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 147
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.13
Epicentral distance of station closest to the epicenter (degree) 0.04766
Epicentral distance of station farthest from the epicenter (degree) 0.32735
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 18
Type of magnitude ML
Reference to an origin 112485461
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-12-04 05:49:30
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATVO.HHZ. 2022-12-04T05:12:13.44 0.6 undecidable manual S 323 23.8539 92 -0.21 48
IV.PIEI.HNZ. 2022-12-04T05:12:12.08 0.1 undecidable manual P 354 36.3414 91 0.24 93
IV.ASSB.HHZ. 2022-12-04T05:12:12.38 0.6 undecidable manual S 162 19.5693 94 -0.11 49
IV.ATPC.HNE. 2022-12-04T05:12:11.33 0.1 undecidable manual P 341 31.746 91 0.2 94
IV.FOSV.EHZ. 2022-12-04T05:12:11.65 0.3 undecidable manual S 57 17.1717 96 -0.21 73
IV.FRON.EHZ. 2022-12-04T05:12:11.76 0.1 undecidable manual P 18 36.0417 91 -0.03 98
IV.CESI.HNZ. 2022-12-04T05:12:11.63 0.6 undecidable manual P 131 34.5432 91 0.07 49
IV.ATLO.EHZ. 2022-12-04T05:12:11.91 0.3 undecidable manual S 309 18.4704 95 -0.29 71
IV.SSFR.HNZ. 2022-12-04T05:12:10.86 0.3 undecidable manual P 32 29.748 92 0.03 74
IV.TB03.DHZ.01 2022-12-04T05:12:10.27 0.6 undecidable manual P 327 25.4523 92 0.11 49
IV.ATCC.EHZ. 2022-12-04T05:12:09.13 0.3 undecidable manual S 121 5.2947 148 -0.05 76
IV.ASSB.HHZ. 2022-12-04T05:12:09.25 0.1 negative manual P 162 19.5693 94 0 100
IV.TB01.DHZ.01 2022-12-04T05:12:09.68 0.3 undecidable manual P 328 22.4553 93 -0.03 75
IV.MURB.HHZ. 2022-12-04T05:12:09.51 0.6 undecidable manual S 321 7.5813 135 -0.06 50
IV.ATLO.EHZ. 2022-12-04T05:12:09.08 0.3 undecidable manual P 309 18.4704 95 0 76
IV.ATVO.HHZ. 2022-12-04T05:12:09.87 1.0 negative manual P 323 23.8539 92 -0.05 25
IV.FOSV.EHZ. 2022-12-04T05:12:08.93 1.0 negative manual P 57 17.1717 96 0.04 25
IV.ATCC.EHZ. 2022-12-04T05:12:07.44 0.3 undecidable manual P 121 5.2947 148 0.1 76
IV.MURB.HHZ. 2022-12-04T05:12:07.68 0.3 positive manual P 321 7.5813 135 0.12 76
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATCC.HNN. ML:1.2 0.0002465 0.88 AML other m 2022-12-04T05:12:09.34
IV.ATCC.EHN. ML:1.2 0.000228 0.16 AML other m 2022-12-04T05:12:09.35
IV.ATCC.EHE. ML:1.4 0.00033150000000000003 0.32 AML other m 2022-12-04T05:12:09.27
IV.ATCC.HNE. ML:1.4 0.00032950000000000004 0.48 AML other m 2022-12-04T05:12:09.27
IV.MURB.HHE. ML:1.5 0.00045999999999999996 1.82 AML other m 2022-12-04T05:12:09.94
IV.MURB.HHN. ML:1.5 0.00038849999999999996 1.86 AML other m 2022-12-04T05:12:10.93
IV.MURB.HNE. ML:1.6 0.00050928715 0.1792 AML other m 2022-12-04T05:12:09.95
IV.MURB.HNN. ML:1.4 0.00030828100000000004 0.1792 AML other m 2022-12-04T05:12:10.16
IV.FOSV.EHE. ML:0.6 0.000028730279999999997 0.5984 AML other m 2022-12-04T05:12:11.69
IV.FOSV.EHN. ML:0.7 0.00003858404 0.1184 AML other m 2022-12-04T05:12:11.94
IV.FOSV.HNE. ML:0.7 0.000040294605 0.9408 AML other m 2022-12-04T05:12:12.14
IV.FOSV.HNN. ML:0.9 0.000057654409999999995 0.2688 AML other m 2022-12-04T05:12:11.94
IV.ASSB.HHE. ML:0.6 0.000031239075 0.56 AML other m 2022-12-04T05:12:12.82
IV.ASSB.HHN. ML:0.8 0.000042547464999999996 0.0608 AML other m 2022-12-04T05:12:12.86
IV.ATVO.HHE. ML:0.5 0.000018895759999999997 1.3984 AML other m 2022-12-04T05:12:13.46
IV.ATVO.HHN. ML:0.8 0.0000347349 1.2192 AML other m 2022-12-04T05:12:13.51
IV.ATVO.HNE. ML:1.1 0.0000677955165 0.5888 AML other m 2022-12-04T05:12:13.91
IV.ATVO.HNN. ML:1.4 0.000155977635 1.3696 AML other m 2022-12-04T05:12:13.87
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