Earthquake with magnitude of ML 0.3 on date 18-08-2023 and time 07:54:26 (Italy) in region 5 km E Scheggia e Pascelupo (PG)

A magnitude ML 0.3 earthquake occured in region: 5 km E Scheggia e Pascelupo (PG), on

  • 18-08-2023 05:54:26 (UTC)
  • 18-08-2023 07:54:26 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.4240, 12.7180 at 14 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
Scheggia e Pascelupo PG 5 1393 1393
Costacciaro PG 7 1216 2609
Serra Sant'Abbondio PU 9 1027 3636
Cantiano PU 9 2245 5881
Frontone PU 10 1300 7181
Sigillo PG 10 2404 9585
Sassoferrato AN 12 7285 16870
Gubbio PG 14 32216 49086
Fossato di Vico PG 15 2840 51926
Cagli PU 15 8731 60657
Genga AN 18 1797 62454
Fabriano AN 18 31480 93934
Pergola PU 18 6333 100267
Arcevia AN 20 4612 104879

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km NE of Perugia (166134 inhabitants)
52 Km N of Foligno (57155 inhabitants)
53 Km SW of Fano (60888 inhabitants)
56 Km S of Pesaro (94582 inhabitants)
68 Km E of Arezzo (99543 inhabitants)
68 Km W of Ancona (100861 inhabitants)
72 Km S of Rimini (147750 inhabitants)
88 Km SE of Cesena (96758 inhabitants)
96 Km N of Terni (111501 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 0.3 2023-08-18
05:54:26
43.4243 12.7182 14 2023-08-18
05:57:14
Sala Sismica INGV-Roma 120244751
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-08-18 05:54:26 ± 0.15
Latitude 43.4243 ± 0.0090
Longitude 12.7182 ± 0.0186
Depth (km) 14 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 120244751

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1754
Semi-minor axis of confidence ellipse (meter) 356
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 57
Circular confidence region, given by single value of horizontal uncertainty (meter) 1750.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 234
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.08
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.21134
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 4
Magnitude information

ML:0.3

Field Value
Value 0.3
Uncertainty 0.1
Num. used stations 6
Type of magnitude ML
Reference to an origin 120244751
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-08-18 05:57:14
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSNT.HHZ. 2023-08-18T05:55:02.20 3.0 undecidable manual Sg 0.4 0
IV.IMOL.HNZ. 2023-08-18T05:55:00.22 3.0 undecidable manual Sn -0.39 0
IV.NARO.HHZ. 2023-08-18T05:54:34.97 0.1 undecidable manual S 332 23.4543 106 0.08 96
IV.PIEI.HHZ. 2023-08-18T05:54:33.71 0.1 undecidable manual S 310 19.2696 112 -0.11 96
IV.NARO.HHZ. 2023-08-18T05:54:31.21 0.3 undecidable manual P 332 23.4543 106 0.06 72
IV.SSFR.HHZ. 2023-08-18T05:54:31.06 0.1 undecidable manual S 76 5.2947 155 -0.01 100
IV.FRON.EHZ. 2023-08-18T05:54:31.82 0.1 undecidable manual S 3 10.3785 135 -0.03 98
IV.PIEI.HHZ. 2023-08-18T05:54:30.47 0.6 positive manual P 310 19.2696 112 -0.06 48
IV.SSFR.HHZ. 2023-08-18T05:54:29.04 0.6 undecidable manual P 76 5.2947 155 0.09 49
IV.FRON.EHZ. 2023-08-18T05:54:29.39 1.0 positive manual P 3 10.3785 135 0 25
IV.ATFO.HHZ. 2023-08-18T05:54:29.72 3.0 positive manual P -0.63 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SSFR.HHN. ML:0.2 0.00001795 0.34 AML other m 2023-08-18T05:54:31.40
IV.FRON.EHE. ML:0.3 0.0000202 0.08 AML other m 2023-08-18T05:54:31.90
IV.SSFR.HHE. ML:0.1 0.00001605 1.44 AML other m 2023-08-18T05:54:31.21
IV.PIEI.HHN. ML:0.4 0.000014499999999999998 0.18 AML other m 2023-08-18T05:54:33.84
IV.PIEI.HHE. ML:0.5 0.000018799999999999996 0.1 AML other m 2023-08-18T05:54:34.15
IV.FRON.EHN. ML:0.4 0.00002745 1.36 AML other m 2023-08-18T05:54:48.87
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