Earthquake with magnitude of ML 1.2 on date 31-03-2023 and time 20:53:03 (Italy) in region 3 km W Fossato di Vico (PG)

A magnitude ML 1.2 earthquake occured in region: 3 km W Fossato di Vico (PG), on

  • 31-03-2023 18:53:03 (UTC)
  • 31-03-2023 20:53:03 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.3020, 12.7270 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
Fossato di Vico PG 3 2840 2840
Sigillo PG 4 2404 5244
Costacciaro PG 7 1216 6460
Gualdo Tadino PG 9 15208 21668
Scheggia e Pascelupo PG 12 1393 23061
Gubbio PG 13 32216 55277
Fabriano AN 15 31480 86757
Sassoferrato AN 18 7285 94042
Valfabbrica PG 19 3389 97431
Esanatoglia MC 19 2034 99465

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km NE of Perugia (166134 inhabitants)
39 Km N of Foligno (57155 inhabitants)
65 Km SW of Fano (60888 inhabitants)
69 Km S of Pesaro (94582 inhabitants)
71 Km E of Arezzo (99543 inhabitants)
73 Km W of Ancona (100861 inhabitants)
83 Km N of Terni (111501 inhabitants)
85 Km S of Rimini (147750 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 2023-03-31
18:53:03
43.3022 12.727 11 2023-03-31
18:58:40
Sala Sismica INGV-Roma 115924781
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-31 18:53:03 ± 0.05
Latitude 43.3022 ± 0.0027
Longitude 12.7270 ± 0.0049
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 115924781

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 418
Semi-minor axis of confidence ellipse (meter) 260
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 282
Circular confidence region, given by single value of horizontal uncertainty (meter) 420.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 152
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 18
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.37322
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 24
Type of magnitude ML
Reference to an origin 115924781
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-31 18:58:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FDMO.HHZ. 2023-03-31T18:53:17.31 0.6 undecidable manual S 135 41.4252 50 0.42 45
IV.MML1.EHZ. 2023-03-31T18:53:13.76 0.3 undecidable manual S 137 28.8489 50 0.24 72
IV.ASSB.HHZ. 2023-03-31T18:53:13.44 0.3 undecidable manual S 191 29.3484 50 -0.22 69
IV.ARVD.HHZ. 2023-03-31T18:53:13.38 0.3 undecidable manual S 38 27.75 50 0.14 73
IV.FDMO.HHZ. 2023-03-31T18:53:11.03 0.1 undecidable manual P 135 41.4252 50 -0.14 93
IV.CSP1.EHZ. 2023-03-31T18:53:11.62 3.0 undecidable manual P 0
IV.FRON.EHZ. 2023-03-31T18:53:11.96 0.6 undecidable manual S 360 23.9538 50 -0.25 47
IV.SSFR.HNZ. 2023-03-31T18:53:10.08 0.6 undecidable manual S 17 15.5733 50 0.11 49
IV.MPAG.EHZ. 2023-03-31T18:53:10.72 3.0 undecidable manual P 1.05 0
IV.SNTG.HHZ. 2023-03-31T18:53:10.49 0.3 undecidable manual S 107 18.0708 50 -0.15 73
IV.NARO.HHZ. 2023-03-31T18:53:10.36 3.0 undecidable manual P -0.22 0
IV.ARVD.HHZ. 2023-03-31T18:53:09.08 0.1 undecidable manual P 38 27.75 50 0.01 99
IV.ATPI.EHZ. 2023-03-31T18:53:09.76 3.0 negative manual P -0.92 0
IV.MML1.EHZ. 2023-03-31T18:53:09.11 0.1 undecidable manual P 137 28.8489 50 -0.12 95
IV.ATCC.EHZ. 2023-03-31T18:53:09.86 0.3 undecidable manual S 208 14.7741 50 0.09 74
IV.ASSB.HHZ. 2023-03-31T18:53:09.22 0.1 positive manual P 191 29.3484 50 -0.09 96
IV.PIEI.HHZ. 2023-03-31T18:53:09.41 3.0 negative manual P -0.62 0
IV.FRON.EHZ. 2023-03-31T18:53:08.45 0.6 negative manual P 360 23.9538 50 -0.02 49
IV.ATVO.HHZ. 2023-03-31T18:53:08.89 3.0 positive manual P -1.32 0
IV.SNTG.HHZ. 2023-03-31T18:53:07.56 0.1 undecidable manual P 107 18.0708 50 0 100
IV.SSFR.HNZ. 2023-03-31T18:53:07.24 0.1 undecidable manual P 17 15.5733 50 0.06 99
IV.FOSV.EHZ. 2023-03-31T18:53:07.12 0.6 undecidable manual S 107 2.8971 165 -0.22 50
IV.MURB.HHZ. 2023-03-31T18:53:07.63 3.0 positive manual P -0.79 0
IV.ATCC.EHZ. 2023-03-31T18:53:07.23 0.1 positive manual P 208 14.7741 50 0.16 98
IV.EL6.EHZ. 2023-03-31T18:53:06.63 3.0 negative manual P 1.25 0
IV.FOSV.EHZ. 2023-03-31T18:53:05.78 0.1 undecidable manual P 107 2.8971 165 0.12 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FOSV.EHE. ML:1.0 0.0001465 0.18 AML other m 2023-03-31T18:53:07.33
IV.FOSV.EHN. ML:1.1 0.00019600000000000002 0.22 AML other m 2023-03-31T18:53:07.23
IV.ATCC.EHE. ML:1.3 0.0001945 1.76 AML other m 2023-03-31T18:53:09.11
IV.ATCC.EHN. ML:1.2 0.000132 1.7 AML other m 2023-03-31T18:53:10.14
IV.SNTG.HHN. ML:1.1 0.00011 0.24 AML other m 2023-03-31T18:53:10.70
IV.SSFR.HHE. ML:1.3 0.000189 0.88 AML other m 2023-03-31T18:53:10.93
IV.SNTG.HHE. ML:1.0 0.00008560000000000001 1.16 AML other m 2023-03-31T18:53:11.65
IV.SSFR.HNE. ML:1.7 0.0004865 0.6 AML other m 2023-03-31T18:53:11.08
IV.MURB.HHE. ML:2.0 0.0007945 0.24 AML other m 2023-03-31T18:53:11.18
IV.MURB.HHN. ML:1.8 0.0005255 0.22 AML other m 2023-03-31T18:53:11.28
IV.SSFR.HNN. ML:1.6 0.00036250000000000003 0.44 AML other m 2023-03-31T18:53:11.31
IV.SSFR.HHN. ML:1.4 0.0002 0.9 AML other m 2023-03-31T18:53:11.49
IV.FRON.EHE. ML:1.2 0.00008615000000000001 0.08 AML other m 2023-03-31T18:53:12.62
IV.ATVO.HHN. ML:1.1 0.0000592 0.28 AML other m 2023-03-31T18:53:13.33
IV.ATVO.HHE. ML:1.3 0.0000953 0.18 AML other m 2023-03-31T18:53:13.40
IV.ASSB.HHE. ML:1.4 0.00011865000000000001 1.76 AML other m 2023-03-31T18:53:13.04
IV.FRON.EHN. ML:1.2 0.00009375 0.44 AML other m 2023-03-31T18:53:14.43
IV.MML1.EHN. ML:1.0 0.000048899999999999996 0.26 AML other m 2023-03-31T18:53:14.31
IV.MML1.EHE. ML:0.9 0.00003915 0.12 AML other m 2023-03-31T18:53:14.60
IV.ASSB.HHN. ML:1.2 0.00008035 0.6 AML other m 2023-03-31T18:53:14.91
IV.PIEI.HHE. ML:1.4 0.00010255 0.1 AML other m 2023-03-31T18:53:14.69
IV.PIEI.HHN. ML:1.1 0.0000615 0.24 AML other m 2023-03-31T18:53:14.73
IV.NARO.HHE. ML:1.3 0.0000731 0.92 AML other m 2023-03-31T18:53:15.84
IV.NARO.HHN. ML:1.2 0.00005275 1.7 AML other m 2023-03-31T18:53:15.94
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