Earthquake with magnitude of ML 1.1 on date 04-02-2023 and time 21:50:48 (UTC) in region 3 km W Costacciaro (PG)

A magnitude ML 1.1 earthquake occured in region: 3 km W Costacciaro (PG), on

  • 04-02-2023 21:50:48 (UTC)
  • 04-02-2023 22:50:48 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.3660, 12.6750 at 10 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
Costacciaro PG 3 1216 1216
Scheggia e Pascelupo PG 4 1393 2609
Sigillo PG 7 2404 5013
Gubbio PG 8 32216 37229
Fossato di Vico PG 11 2840 40069
Cantiano PU 13 2245 42314
Serra Sant'Abbondio PU 16 1027 43341
Sassoferrato AN 17 7285 50626
Frontone PU 17 1300 51926
Gualdo Tadino PG 17 15208 67134
Fabriano AN 19 31480 98614

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km NE of Perugia (166134 inhabitants)
46 Km N of Foligno (57155 inhabitants)
60 Km SW of Fano (60888 inhabitants)
64 Km SW of Pesaro (94582 inhabitants)
65 Km E of Arezzo (99543 inhabitants)
74 Km W of Ancona (100861 inhabitants)
78 Km S of Rimini (147750 inhabitants)
90 Km N of Terni (111501 inhabitants)
93 Km SE of Cesena (96758 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 2023-02-04
21:50:48
43.3662 12.6752 10 2023-02-04
22:09:57
Sala Sismica INGV-Roma 114057641
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-04 21:50:48 ± 0.08
Latitude 43.3662 ± 0.0036
Longitude 12.6752 ± 0.0037
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 114057641

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 370
Semi-minor axis of confidence ellipse (meter) 112
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 33
Circular confidence region, given by single value of horizontal uncertainty (meter) 370.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 82
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 30
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.07554
Epicentral distance of station farthest from the epicenter (degree) 0.33185
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 15
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 114057641
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-02-04 22:09:57
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MML1.EHZ. 2023-02-04T21:51:00.21 0.6 undecidable manual S 139 36.8298 50 -0.46 44
IV.NARO.HHZ. 2023-02-04T21:50:58.84 0.3 undecidable manual S 344 28.1496 50 0.49 67
IV.TSM3.DHZ.01 2023-02-04T21:50:57.53 0.6 undecidable manual S 274 25.8519 110 -0.08 49
IV.ATCC.EHZ. 2023-02-04T21:50:56.06 0.3 undecidable manual S 188 20.2686 115 0.23 72
IV.TB03.DHZ.01 2023-02-04T21:50:56.25 0.6 undecidable manual S 280 21.6672 114 -0.03 50
IV.ATPC.HHZ. 2023-02-04T21:50:56.43 0.6 undecidable manual S 306 21.6672 114 0.15 48
IV.PIEI.HHZ. 2023-02-04T21:50:56.01 0.3 undecidable manual S 329 21.9669 114 -0.35 70
IV.ATPI.EHZ. 2023-02-04T21:50:56.96 0.6 undecidable manual S 293 23.8539 112 -0.03 49
IV.SNTG.HHZ. 2023-02-04T21:50:56.90 0.6 undecidable manual S 120 24.753 111 -0.35 46
IV.ATVO.HNZ. 2023-02-04T21:50:55.91 0.6 undecidable manual S 275 21.7671 114 -0.38 46
IV.NARO.HHZ. 2023-02-04T21:50:54.43 0.3 undecidable manual P 344 28.1496 50 0.43 68
IV.MML1.EHZ. 2023-02-04T21:50:54.66 1.0 undecidable manual P 139 36.8298 50 -0.68 20
IV.FRON.EHZ. 2023-02-04T21:50:54.76 0.3 undecidable manual S 14 17.2716 119 -0.16 73
IV.TSM3.DHZ.01 2023-02-04T21:50:53.63 0.6 undecidable manual P 274 25.8519 110 0.06 49
IV.SNTG.HHZ. 2023-02-04T21:50:53.08 0.6 undecidable manual P 120 24.753 111 -0.28 47
IV.FOSV.EHZ. 2023-02-04T21:50:53.42 0.3 undecidable manual S 139 10.5783 132 0.43 70
IV.TSM2.DHZ.01 2023-02-04T21:50:53.92 0.6 undecidable manual S 283 15.2736 122 -0.39 47
IV.ATPC.HHZ. 2023-02-04T21:50:53.08 0.6 undecidable manual P 306 21.6672 114 0.28 47
IV.SSFR.HHZ. 2023-02-04T21:50:53.46 0.3 undecidable manual S 48 11.5773 130 0.18 73
IV.ATPI.EHZ. 2023-02-04T21:50:53.11 0.6 undecidable manual P 293 23.8539 112 -0.1 49
IV.ATVO.HNZ. 2023-02-04T21:50:52.67 0.6 undecidable manual P 275 21.7671 114 -0.13 49
IV.ATCC.EHZ. 2023-02-04T21:50:52.47 0.6 undecidable manual P 188 20.2686 115 -0.08 49
IV.TB03.DHZ.01 2023-02-04T21:50:52.84 0.6 undecidable manual P 280 21.6672 114 0.04 50
IV.PIEI.HHZ. 2023-02-04T21:50:52.49 0.6 undecidable manual P 329 21.9669 114 -0.35 46
IV.ATFO.HNZ. 2023-02-04T21:50:52.99 0.6 undecidable manual S 270 8.3805 139 0.53 46
IV.SSFR.HHZ. 2023-02-04T21:50:51.15 0.1 positive manual P 48 11.5773 130 0.08 100
IV.FRON.EHZ. 2023-02-04T21:50:51.83 0.1 negative manual P 14 17.2716 119 -0.18 97
IV.TSM2.DHZ.01 2023-02-04T21:50:51.70 0.3 undecidable manual P 283 15.2736 122 0.04 75
IV.ATFO.HNZ. 2023-02-04T21:50:50.82 0.6 undecidable manual P 270 8.3805 139 0.22 49
IV.FOSV.EHZ. 2023-02-04T21:50:50.97 0.6 undecidable manual P 139 10.5783 132 0.06 50
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SSFR.HHE. ML:1.1 0.00015756405 0.1152 AML other m 2023-02-04T21:50:54.09
IV.SSFR.HHN. ML:1.2 0.00017816535 0.0768 AML other m 2023-02-04T21:50:54.02
IV.FOSV.EHE. ML:0.4 0.000032142286 0.1664 AML other m 2023-02-04T21:50:53.57
IV.FOSV.EHN. ML:0.4 0.0000294852335 0.5888 AML other m 2023-02-04T21:50:56.22
IV.FOSV.HNE. ML:0.8 0.000084009495 0.3712 AML other m 2023-02-04T21:50:55.32
IV.FOSV.HNN. ML:0.7 0.00007154941500000001 0.2432 AML other m 2023-02-04T21:50:53.46
IV.SSFR.HNE. ML:1.2 0.00019966675 0.128 AML other m 2023-02-04T21:50:53.99
IV.SSFR.HNN. ML:1.2 0.00020935359999999997 0.0768 AML other m 2023-02-04T21:50:53.52
IV.FRON.EHE. ML:0.8 0.000053740819999999993 0.0768 AML other m 2023-02-04T21:50:54.89
IV.FRON.EHN. ML:0.8 0.00006239357 0.064 AML other m 2023-02-04T21:50:55.56
IV.ATCC.HNE. ML:1.3 0.00013876232 0.256 AML other m 2023-02-04T21:50:56.46
IV.ATCC.HNN. ML:1.2 0.000110524905 0.4864 AML other m 2023-02-04T21:50:51.76
IV.ATCC.EHE. ML:1.2 0.000116233765 0.1152 AML other m 2023-02-04T21:50:56.41
IV.ATCC.EHN. ML:1.1 0.00009591456500000001 0.2304 AML other m 2023-02-04T21:50:56.45
IV.PIEI.HHE. ML:1.0 0.00006536424000000001 0.128 AML other m 2023-02-04T21:50:56.22
IV.PIEI.HHN. ML:0.7 0.0000326038215 0.1664 AML other m 2023-02-04T21:50:56.17
IV.PIEI.HNE. ML:1.1 0.000087668015 0.3328 AML other m 2023-02-04T21:50:57.77
IV.PIEI.HNN. ML:1.2 0.00009996914 0.5504 AML other m 2023-02-04T21:51:04.79
IV.NARO.HHE. ML:0.9 0.000040755575000000005 0.064 AML other m 2023-02-04T21:50:59.42
IV.NARO.HHN. ML:1.1 0.000059794705000000006 1.5104 AML other m 2023-02-04T21:51:08.90
IV.MML1.HNE. ML:1.4 0.000105204385 0.768 AML other m 2023-02-04T21:51:02.96
IV.MML1.HNN. ML:1.5 0.00012154880000000001 0.6528 AML other m 2023-02-04T21:51:07.05
IV.MML1.EHE. ML:1.4 0.000086942225 1.6 AML other m 2023-02-04T21:51:07.55
IV.MML1.EHN. ML:1.0 0.00003841762 1.7024 AML other m 2023-02-04T21:50:56.54
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