Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 19-02-2023 and time 16:58:08 (UTC) in region 7 km SE Pietralunga (PG)

A magnitude ML 1.4 earthquake occured in region: 7 km SE Pietralunga (PG), on

  • 19-02-2023 16:58:08 (UTC)
  • 19-02-2023 17:58:08 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.3990, 12.4910 at 8 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Pietralunga PG 7 2111 2111
Gubbio PG 9 32216 34327
Montone PG 14 1680 36007
Cantiano PU 14 2245 38252
Scheggia e Pascelupo PG 14 1393 39645
Umbertide PG 17 16681 56326
Costacciaro PG 18 1216 57542
Apecchio PU 19 1882 59424

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km N of Perugia (166134 inhabitants)
50 Km E of Arezzo (99543 inhabitants)
52 Km NW of Foligno (57155 inhabitants)
65 Km SW of Fano (60888 inhabitants)
66 Km SW of Pesaro (94582 inhabitants)
74 Km S of Rimini (147750 inhabitants)
85 Km S of Cesena (96758 inhabitants)
86 Km W of Ancona (100861 inhabitants)
94 Km N of Terni (111501 inhabitants)
94 Km E of Siena (53903 inhabitants)
99 Km SE of Forlì (117913 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
Bulletin
Rev1000 		ML 1.4 2023-02-19
16:58:08		 43.399 12.4913 8 2024-03-01
17:18:06		 Bollettino Sismico Italiano INGV 116957711
Reviewed
Rev100 		ML 1.3 2023-02-19
16:58:08		 43.399 12.4913 8 2023-02-19
17:02:57		 Sala Sismica INGV-Roma 114595991
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-19 16:58:08 ± 0.08
Latitude 43.3990 ± 0.0054
Longitude 12.4913 ± 0.0062
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 116957711

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 602
Semi-minor axis of confidence ellipse (meter) 302
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 35
Circular confidence region, given by single value of horizontal uncertainty (meter) 600.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 78
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 31
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.87504
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 17
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 30
Type of magnitude ML
Reference to an origin 114595991
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-02-19 17:02:57

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 28
Type of magnitude ML
Reference to an origin 116957711
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-05-02 11:51:12
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CESX.HHZ. 2023-02-19T16:58:31.67 3.0 undecidable manual S -4.33 0
IV.FDMO.HHZ. 2023-02-19T16:58:28.67 0.6 undecidable manual S 130 62.7927 50 0.49 41
IV.CESI.HHZ. 2023-02-19T16:58:26.88 0.6 undecidable manual S 142 55.0005 50 0.76 38
IV.EL6.EHZ. 2023-02-19T16:58:25.47 3.0 undecidable manual S 0.79 0
IV.MML1.EHZ. 2023-02-19T16:58:25.38 0.6 undecidable manual S 129 50.1165 50 0.58 41
IV.CSNT.HHZ. 2023-02-19T16:58:23.82 3.0 positive manual P 97.125 -1.24 0
IV.CAFI.HHZ. 2023-02-19T16:58:22.86 0.6 undecidable manual S 260 43.0236 50 -0.06 47
IV.SNTG.HHZ. 2023-02-19T16:58:21.80 0.6 undecidable manual S 114 39.627 50 -0.2 46
IV.NRCA.HHZ. 2023-02-19T16:58:21.58 0.6 undecidable manual P 141 80.4639 50 -0.92 34
IV.PARC.HHZ. 2023-02-19T16:58:21.15 0.6 undecidable manual S 324 34.3434 103 0.64 41
IV.FDMO.HHZ. 2023-02-19T16:58:19.37 0.6 positive manual P 130 62.7927 50 -0.4 42
IV.CESI.HHZ. 2023-02-19T16:58:18.30 1.0 positive manual P 142 55.0005 50 -0.28 22
IV.ATCC.EHZ. 2023-02-19T16:58:18.44 0.6 undecidable manual S 153 26.5512 107 0.53 44
IV.MML1.EHZ. 2023-02-19T16:58:17.33 1.0 positive manual P 129 50.1165 50 -0.49 21
IV.BADI.EHZ. 2023-02-19T16:58:17.24 0.6 undecidable manual S 302 23.3544 109 0.39 45
IV.FOSV.EHZ. 2023-02-19T16:58:17.66 0.6 undecidable manual S 118 24.6531 108 0.4 45
IV.SSFR.HHZ. 2023-02-19T16:58:17.21 0.6 undecidable manual S 80 23.754 108 0.22 47
IV.CAFI.HHZ. 2023-02-19T16:58:16.53 1.0 negative manual P 260 43.0236 50 -0.2 23
IV.PARC.HHZ. 2023-02-19T16:58:15.04 1.0 positive manual P 324 34.3434 103 -0.3 23
IV.SNTG.HHZ. 2023-02-19T16:58:15.67 0.6 negative manual P 114 39.627 50 -0.53 43
IV.MURB.HHZ. 2023-02-19T16:58:14.69 0.6 undecidable manual S 170 15.2736 117 0.42 46
IV.PIEI.HHZ. 2023-02-19T16:58:14.99 0.6 undecidable manual S 13 15.5733 117 0.64 43
IV.ATCC.EHZ. 2023-02-19T16:58:13.74 1.0 negative manual P 153 26.5512 107 -0.1 24
IV.NARO.HHZ. 2023-02-19T16:58:13.26 0.3 undecidable manual P 17 24.5532 108 -0.19 71
IV.BADI.EHZ. 2023-02-19T16:58:13.04 1.0 undecidable manual P 302 23.3544 109 -0.18 24
IV.FOSV.EHZ. 2023-02-19T16:58:13.34 0.6 positive manual P 118 24.6531 108 -0.13 48
IV.SSFR.HHZ. 2023-02-19T16:58:13.10 0.3 negative manual P 80 23.754 108 -0.2 71
IV.ATMI.HHZ. 2023-02-19T16:58:12.43 1.0 undecidable manual P 248 19.3695 112 -0.05 25
IV.ATPI.EHZ. 2023-02-19T16:58:12.37 0.6 undecidable manual S 309 9.1797 131 -0.12 49
IV.MURB.HHZ. 2023-02-19T16:58:11.73 0.1 negative manual P 170 15.2736 117 -0.01 100
IV.ATFO.HHZ. 2023-02-19T16:58:11.67 0.6 undecidable manual S 119 7.3815 137 -0.38 47
IV.PIEI.HHZ. 2023-02-19T16:58:11.95 0.6 negative manual P 13 15.5733 117 0.17 48
IV.ATFO.HHZ. 2023-02-19T16:58:10.07 0.1 positive manual P 119 7.3815 137 -0.38 94
IV.ATPI.EHZ. 2023-02-19T16:58:10.54 0.3 undecidable manual P 309 9.1797 131 -0.17 73
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATFO.HHE. ML:1.8 0.001005 0.68 AML other m 2023-02-19T16:58:12.62
IV.ATFO.HNE. ML:1.7 0.0009855 0.68 AML other m 2023-02-19T16:58:12.62
IV.ATPI.HNN. ML:1.4 0.00035099999999999997 1.24 AML other m 2023-02-19T16:58:12.27
IV.ATPI.EHN. ML:1.3 0.00032450000000000003 0.78 AML other m 2023-02-19T16:58:12.50
IV.ATFO.HHN. ML:1.7 0.000823 1.32 AML other m 2023-02-19T16:58:13.66
IV.ATFO.HNN. ML:1.7 0.000823 1.32 AML other m 2023-02-19T16:58:13.66
IV.ATPI.HNE. ML:1.3 0.0003045 0.46 AML other m 2023-02-19T16:58:13.69
IV.ATPI.EHE. ML:1.3 0.000294 0.46 AML other m 2023-02-19T16:58:13.47
IV.MURB.HNE. ML:1.6 0.000388 1.7 AML other m 2023-02-19T16:58:14.87
IV.MURB.HHE. ML:1.6 0.0004 1.7 AML other m 2023-02-19T16:58:14.87
IV.PIEI.HHN. ML:1.2 0.000176 0.7 AML other m 2023-02-19T16:58:15.70
IV.PIEI.HHE. ML:1.5 0.000321 0.2 AML other m 2023-02-19T16:58:15.46
IV.MURB.HHN. ML:1.5 0.000333 1.28 AML other m 2023-02-19T16:58:16.89
IV.MURB.HNN. ML:1.4 0.00026084545000000005 0.2176 AML other m 2023-02-19T16:58:16.88
IV.SSFR.HHN. ML:1.3 0.00013450000000000002 0.54 AML other m 2023-02-19T16:58:17.48
IV.BADI.EHE. ML:1.6 0.00024200000000000003 0.14 AML other m 2023-02-19T16:58:17.61
IV.BADI.EHN. ML:1.3 0.000127 0.5 AML other m 2023-02-19T16:58:17.45
IV.SSFR.HHE. ML:1.4 0.000179 0.26 AML other m 2023-02-19T16:58:18.61
IV.FOSV.EHN. ML:0.7 0.0000324 1.2 AML other m 2023-02-19T16:58:18.34
IV.ATCC.EHE. ML:1.4 0.000148 0.66 AML other m 2023-02-19T16:58:19.26
IV.ATCC.EHN. ML:1.2 0.00009765 0.82 AML other m 2023-02-19T16:58:21.66
IV.PARC.HHN. ML:0.9 0.000034099999999999995 0.44 AML other m 2023-02-19T16:58:21.26
IV.PARC.HHE. ML:1.0 0.0000382 1.1 AML other m 2023-02-19T16:58:21.90
IV.SNTG.HHN. ML:1.0 0.00003925 0.28 AML other m 2023-02-19T16:58:22.12
IV.FOSV.EHE. ML:0.9 0.000043700000000000005 0.64 AML other m 2023-02-19T16:58:22.18
IV.SNTG.HHE. ML:0.9 0.000027700000000000002 0.7 AML other m 2023-02-19T16:58:22.33
IV.PIEI.HNE. ML:1.5 0.0003179264 0.2048 AML other m 2023-02-19T16:58:15.46
IV.PIEI.HNN. ML:1.0 0.000099924012 0.1792 AML other m 2023-02-19T16:58:15.37
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