Earthquake with magnitude of ML 1.3 on date 23-08-2023 and time 04:44:01 (UTC) in region 4 km N Cannara (PG)

A magnitude ML 1.3 earthquake occured in region: 4 km N Cannara (PG), on

  • 23-08-2023 04:44:01 (UTC)
  • 23-08-2023 06:44:01 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0320, 12.5740 at 8 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
Cannara PG 4 4305 4305
Bastia Umbra PG 4 21874 26179
Assisi PG 6 28299 54478
Bettona PG 8 4367 58845
Spello PG 9 8645 67490
Bevagna PG 11 5081 72571
Torgiano PG 11 6725 79296
Foligno PG 14 57155 136451
Deruta PG 14 9669 146120
Gualdo Cattaneo PG 14 6155 152275
Valfabbrica PG 14 3389 155664
Valtopina PG 15 1398 157062
Montefalco PG 17 5679 162741
Perugia PG 17 166134 328875
Collazzone PG 19 3473 332348
Nocera Umbra PG 20 5839 338187

Municipalities with at least 50000 inhabitants

An earthquake occurred to
14 Km NW of Foligno (57155 inhabitants)
17 Km E of Perugia (166134 inhabitants)
53 Km N of Terni (111501 inhabitants)
74 Km SE of Arezzo (99543 inhabitants)
78 Km NE of Viterbo (67173 inhabitants)
97 Km SW of Fano (60888 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 1.3 2023-08-23
04:44:01
43.0322 12.5743 8 2023-08-23
04:52:37
Sala Sismica INGV-Roma 120398231
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-08-23 04:44:01 ± 0.06
Latitude 43.0322 ± 0.0027
Longitude 12.5743 ± 0.0037
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 120398231

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 277
Semi-minor axis of confidence ellipse (meter) 212
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 101
Circular confidence region, given by single value of horizontal uncertainty (meter) 280.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 75
Number of associated phases, regardless of their use for origin computation 38
Number of defining phases 29
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.56657
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 15
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 23
Type of magnitude ML
Reference to an origin 120398231
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-08-23 04:52:37
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSNT.HHZ. 2023-08-23T04:44:21.95 3.0 undecidable manual P 0.41 0
IV.ARVD.HHZ. 2023-08-23T04:44:21.02 3.0 undecidable manual S -0.1 0
IV.MMO1.EHZ. 2023-08-23T04:44:21.92 0.1 undecidable manual S 103 62.8926 50 0.35 88
IV.PIEI.HHZ. 2023-08-23T04:44:20.19 0.1 undecidable manual S 357 55.8996 50 0.47 87
IV.CAFI.HHZ. 2023-08-23T04:44:20.44 3.0 undecidable manual S -0.33 0
IV.SACS.HHN. 2023-08-23T04:44:20.12 0.1 undecidable manual S 250 57.6978 50 -0.07 94
IV.FRON.EHZ. 2023-08-23T04:44:19.60 0.6 undecidable manual S 13 55.2003 50 0.06 47
IV.CSP1.EHZ. 2023-08-23T04:44:18.84 0.1 undecidable manual S 82 51.5151 50 0.29 91
IV.GAVE.HNE. 2023-08-23T04:44:17.16 0.1 undecidable manual S 145 45.8208 50 0.14 95
IV.NRCA.HHZ. 2023-08-23T04:44:17.92 0.1 undecidable manual S 116 49.1175 50 0.03 96
IV.FDMO.HHZ. 2023-08-23T04:44:15.75 0.1 undecidable manual S 89 41.625 50 -0.15 95
IV.SNTG.HHZ. 2023-08-23T04:44:14.72 0.1 undecidable manual S 50 38.628 50 -0.38 91
IV.SEF1.HNZ. 2023-08-23T04:44:13.21 3.0 undecidable manual S 0
IV.FOSV.EHZ. 2023-08-23T04:44:13.26 0.3 undecidable manual S 27 32.8449 103 -0.04 74
IV.MMO1.EHZ. 2023-08-23T04:44:12.74 1.0 undecidable manual P 103 62.8926 50 -0.39 22
IV.SACS.HHN. 2023-08-23T04:44:12.24 0.6 undecidable manual P 250 57.6978 50 -0.09 47
IV.CAFI.HHZ. 2023-08-23T04:44:12.04 3.0 undecidable manual P -0.21 0
IV.CSP1.EHZ. 2023-08-23T04:44:11.16 0.6 undecidable manual P 82 51.5151 50 -0.22 46
IV.FRON.EHZ. 2023-08-23T04:44:11.56 0.1 undecidable manual P 13 55.2003 50 -0.39 88
IV.MURB.HHZ. 2023-08-23T04:44:11.04 0.1 undecidable manual S 351 25.9518 107 0.06 100
IV.CESI.HNE. 2023-08-23T04:44:11.50 0.1 undecidable manual S 96 26.9508 106 0.17 97
IV.PIEI.HHZ. 2023-08-23T04:44:11.90 1.0 positive manual P 357 55.8996 50 -0.16 23
IV.NRCA.HHZ. 2023-08-23T04:44:10.63 0.3 undecidable manual P 116 49.1175 50 -0.38 67
IT.GNU.HGE. 2023-08-23T04:44:10.86 0.1 undecidable manual S 181 25.3524 107 0.07 100
IV.MOMA.HNE. 2023-08-23T04:44:10.54 0.1 undecidable manual S 181 25.3524 107 -0.25 96
IV.GAVE.HNE. 2023-08-23T04:44:10.35 0.1 undecidable manual P 145 45.8208 50 -0.15 95
IV.ATVO.HHZ. 2023-08-23T04:44:09.21 3.0 undecidable manual P -0.06 0
IV.FDMO.HHZ. 2023-08-23T04:44:09.54 1.0 positive manual P 89 41.625 50 -0.31 23
IV.SNTG.HHZ. 2023-08-23T04:44:09.06 0.6 undecidable manual P 50 38.628 50 -0.33 46
IV.TSM4.DHZ.09 2023-08-23T04:44:09.57 0.1 undecidable manual P 325 37.629 50 0.33 93
IV.FOSV.EHZ. 2023-08-23T04:44:08.03 1.0 positive manual P 27 32.8449 103 -0.32 23
IV.ATFO.HHZ. 2023-08-23T04:44:08.94 3.0 positive manual P 0.31 0
IT.GNU.HGE. 2023-08-23T04:44:07.18 0.1 undecidable manual P 181 25.3524 107 0.28 96
IV.CESI.HNE. 2023-08-23T04:44:07.29 0.1 undecidable manual P 96 26.9508 106 0.07 99
IV.MOMA.HNE. 2023-08-23T04:44:06.96 0.1 undecidable manual P 181 25.3524 107 0.06 100
IV.MURB.HHZ. 2023-08-23T04:44:06.93 0.6 positive manual P 351 25.9518 107 -0.09 50
IV.ATCC.EHZ. 2023-08-23T04:44:05.50 3.0 positive manual P 0.06 0
IV.ASSB.HHZ. 2023-08-23T04:44:03.76 3.0 undecidable manual P -0.08 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MURB.HHE. ML:1.9 0.0005394926 0.2784 AML other m 2023-08-23T04:44:11.37
IV.MURB.HNE. ML:2.0 0.0005789687 0.2016 AML other m 2023-08-23T04:44:12.09
IV.MURB.HNN. ML:1.9 0.00042200000000000007 0.24 AML other m 2023-08-23T04:44:11.64
IV.MURB.HHN. ML:1.9 0.00045466705 0.1984 AML other m 2023-08-23T04:44:11.66
IV.FOSV.EHE. ML:1.3 0.000078 0.12 AML other m 2023-08-23T04:44:13.86
IV.FOSV.EHN. ML:1.2 0.000071629375 0.2176 AML other m 2023-08-23T04:44:13.75
IV.SNTG.HHE. ML:1.2 0.00005335133 0.1408 AML other m 2023-08-23T04:44:15.53
IV.SNTG.HHN. ML:1.1 0.00004568654 0.1376 AML other m 2023-08-23T04:44:15.57
IV.FDMO.HHE. ML:1.4 0.00008654999999999999 0.22 AML other m 2023-08-23T04:44:16.72
IV.FDMO.HHN. ML:1.3 0.00006457208000000001 0.1984 AML other m 2023-08-23T04:44:17.20
IV.NRCA.HHE. ML:1.3 0.000052196740000000004 0.1408 AML other m 2023-08-23T04:44:19.59
IV.NRCA.HHN. ML:1.4 0.00005890000000000001 0.1 AML other m 2023-08-23T04:44:19.80
IV.CSP1.EHN. ML:1.6 0.000091226995 0.16 AML other m 2023-08-23T04:44:20.72
IV.FRON.EHE. ML:1.1 0.0000288 0.5 AML other m 2023-08-23T04:44:20.53
IV.CSP1.EHE. ML:1.5 0.00007669682999999999 0.1408 AML other m 2023-08-23T04:44:20.22
IV.FRON.EHN. ML:1.3 0.000048799999999999994 0.3 AML other m 2023-08-23T04:44:21.67
IV.CAFI.HHE. ML:1.0 0.0000218 1.28 AML other m 2023-08-23T04:44:21.72
IV.PIEI.HHN. ML:0.9 0.000022199215 0.24 AML other m 2023-08-23T04:44:22.48
IV.MMO1.EHN. ML:1.5 0.00006222801999999999 0.3008 AML other m 2023-08-23T04:44:23.08
IV.MMO1.EHE. ML:1.3 0.000035621045000000007 0.3808 AML other m 2023-08-23T04:44:24.15
IV.PIEI.HHE. ML:0.9 0.000019299999999999998 0.34 AML other m 2023-08-23T04:44:24.04
IV.CAFI.HHN. ML:1.0 0.000019849999999999998 1.26 AML other m 2023-08-23T04:44:24.01
IV.FOSV.HNN. ML:1.3 0.00009221537000000001 0.2304 AML other m 2023-08-23T04:44:13.85
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