Earthquake with magnitude of ML 0.7 on date 21-08-2023 and time 23:37:11 (Italy) in region 5 km S Gubbio (PG)

A magnitude ML 0.7 earthquake occured in region: 5 km S Gubbio (PG), on

  • 21-08-2023 21:37:11 (UTC)
  • 21-08-2023 23:37:11 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.3140, 12.5860 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
Gubbio PG 5 32216 32216
Costacciaro PG 11 1216 33432
Scheggia e Pascelupo PG 12 1393 34825
Sigillo PG 13 2404 37229
Fossato di Vico PG 14 2840 40069
Valfabbrica PG 17 3389 43458
Cantiano PU 18 2245 45703
Gualdo Tadino PG 19 15208 60911
Pietralunga PG 19 2111 63022

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km NE of Perugia (166134 inhabitants)
41 Km N of Foligno (57155 inhabitants)
59 Km E of Arezzo (99543 inhabitants)
69 Km SW of Fano (60888 inhabitants)
72 Km SW of Pesaro (94582 inhabitants)
83 Km W of Ancona (100861 inhabitants)
83 Km S of Rimini (147750 inhabitants)
84 Km N of Terni (111501 inhabitants)
96 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 0.7 2023-08-21
21:37:11
43.3138 12.5865 10 2023-08-21
21:51:26
Sala Sismica INGV-Roma 120364601
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-08-21 21:37:11 ± 0.04
Latitude 43.3138 ± 0.0018
Longitude 12.5865 ± 0.0025
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 120364601

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 244
Semi-minor axis of confidence ellipse (meter) 148
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 214
Circular confidence region, given by single value of horizontal uncertainty (meter) 240.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 97
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 25
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.34444
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 13
Magnitude information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.4
Num. used stations 8
Type of magnitude ML
Reference to an origin 120364601
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-08-21 21:51:26
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MML1.HNZ. 2023-08-21T21:37:24.00 0.1 undecidable manual S 125 38.2284 50 -0.04 94
IV.NARO.HHE. 2023-08-21T21:37:22.61 0.1 undecidable manual S 359 32.9448 50 -0.01 96
IV.FRON.EHZ. 2023-08-21T21:37:20.56 0.1 undecidable manual S 26 25.2525 111 0.09 96
IV.PIEI.HHZ. 2023-08-21T21:37:20.37 0.1 undecidable manual S 350 24.9528 111 -0.01 97
IV.TSM6.DHN.01 2023-08-21T21:37:20.96 0.1 undecidable manual S 311 26.9508 50 -0.06 96
IV.MML1.HNZ. 2023-08-21T21:37:18.89 0.3 undecidable manual P 125 38.2284 50 0.33 67
IV.TSM3.DHN.01 2023-08-21T21:37:18.56 0.3 undecidable manual S 292 20.1687 116 -0.28 70
IV.TB03.DH1.01 2023-08-21T21:37:18.06 0.3 undecidable manual S 304 17.1717 120 0.12 72
IV.ASSB.HHZ. 2023-08-21T21:37:17.09 3.0 undecidable manual P 0 0
IV.NARO.HHE. 2023-08-21T21:37:17.53 0.1 undecidable manual P 359 32.9448 50 -0.21 92
IV.TB01.DHE.01 2023-08-21T21:37:17.03 0.1 undecidable manual S 302 14.2746 124 -0.06 98
IV.TSM6.DHN.01 2023-08-21T21:37:16.85 0.1 undecidable manual P 311 26.9508 50 0.03 97
IV.TSM2.DHN.01 2023-08-21T21:37:16.39 0.1 undecidable manual S 320 11.9769 129 -0.06 98
IV.FRON.EHZ. 2023-08-21T21:37:16.49 0.6 undecidable manual P 26 25.2525 111 -0.01 49
IV.FOSV.EHN. 2023-08-21T21:37:16.76 0.1 undecidable manual S 98 14.2746 124 -0.32 93
IV.PIEI.HHZ. 2023-08-21T21:37:16.52 1.0 positive manual P 350 24.9528 111 0.08 24
IV.ATPI.EHZ. 2023-08-21T21:37:15.88 3.0 undecidable manual P 0.14 0
IV.MURB.HHZ. 2023-08-21T21:37:15.30 0.1 undecidable manual S 222 7.4814 142 -0.06 99
IV.TSM3.DHN.01 2023-08-21T21:37:15.66 0.3 undecidable manual P 292 20.1687 116 0.09 72
IV.TB03.DH1.01 2023-08-21T21:37:15.16 0.1 undecidable manual P 304 17.1717 120 0.11 96
IV.FOSV.EHN. 2023-08-21T21:37:14.63 0.3 undecidable manual P 98 14.2746 124 0.09 73
IV.TB01.DHE.01 2023-08-21T21:37:14.70 0.1 undecidable manual P 302 14.2746 124 0.16 96
IV.ATCC.EHZ. 2023-08-21T21:37:14.66 3.0 undecidable manual P 0.07 0
IV.TSM2.DHN.01 2023-08-21T21:37:14.16 0.1 undecidable manual P 320 11.9769 129 -0.02 99
IV.TSM1.DHZ.01 2023-08-21T21:37:14.78 0.1 undecidable manual S 14 3.5964 160 0.09 99
IV.TB02.DHE.01 2023-08-21T21:37:14.73 0.1 undecidable manual P 294 15.5733 122 -0.04 98
IV.MURB.HHZ. 2023-08-21T21:37:13.57 0.1 undecidable manual P 222 7.4814 142 0.02 100
IV.ATFO.HHZ. 2023-08-21T21:37:13.72 3.0 positive manual P 0.03 0
IV.TSM1.DHZ.01 2023-08-21T21:37:13.29 0.1 undecidable manual P 14 3.5964 160 0.12 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MURB.HHE. ML:1.1 0.000191 0.18 AML other m 2023-08-21T21:37:15.62
IV.MURB.HHN. ML:1.0 0.0001488238 0.2176 AML other m 2023-08-21T21:37:16.21
IV.FRON.EHN. ML:0.4 0.0000150363575 0.1024 AML other m 2023-08-21T21:37:20.75
IV.FRON.EHE. ML:0.2 0.000011050000000000001 0.62 AML other m 2023-08-21T21:37:21.75
IV.MURB.HNE. ML:1.1 0.00018367565 0.1792 AML other m 2023-08-21T21:37:15.64
IV.MURB.HNN. ML:1.0 0.00013600578499999998 0.2432 AML other m 2023-08-21T21:37:16.10
IV.PIEI.HHE. ML:0.4 0.000015368015 0.1664 AML other m 2023-08-21T21:37:21.48
IV.PIEI.HHN. ML:0.2 0.000010459843 0.2048 AML other m 2023-08-21T21:37:21.32
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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