Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.3 on date 01-01-2023 and time 01:44:48 (Italy) in region 4 km N Pietralunga (PG)

A magnitude ML 2.3 earthquake occured in region: 4 km N Pietralunga (PG), on

  • 01-01-2023 00:44:48 (UTC)
  • 01-01-2023 01:44:48 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4820, 12.4420 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 4 2111 2111
Apecchio PU 9 1882 3993
Piobbico PU 13 2029 6022
Cantiano PU 15 2245 8267
Montone PG 16 1680 9947
Città di Castello PG 17 39913 49860
Gubbio PG 18 32216 82076
Cagli PU 18 8731 90807

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km N of Perugia (166134 inhabitants)
45 Km E of Arezzo (99543 inhabitants)
61 Km SW of Pesaro (94582 inhabitants)
62 Km SW of Fano (60888 inhabitants)
62 Km NW of Foligno (57155 inhabitants)
65 Km S of Rimini (147750 inhabitants)
75 Km S of Cesena (96758 inhabitants)
88 Km W of Ancona (100861 inhabitants)
89 Km SE of Forlì (117913 inhabitants)
91 Km E of Siena (53903 inhabitants)
100 Km SE of Faenza (58541 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 2.3 2023-01-01
00:44:48		 43.4817 12.442 8 2024-03-01
17:17:57		 Bollettino Sismico Italiano INGV 115027721
Reviewed
Rev100 		ML 2.3 2023-01-01
00:44:48		 43.4832 12.4432 9 2023-01-01
00:55:08		 Sala Sismica INGV-Roma 113221621
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-01 00:44:48 ± 0.03
Latitude 43.4817 ± 0.0018
Longitude 12.4420 ± 0.0025
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 115027721

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 210
Semi-minor axis of confidence ellipse (meter) 50
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 188
Circular confidence region, given by single value of horizontal uncertainty (meter) 210.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 29
Number of associated phases, regardless of their use for origin computation 64
Number of defining phases 64
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.07824
Epicentral distance of station farthest from the epicenter (degree) 0.79680
Number of stations at which the event was observed 38
Number of stations from which data was used for origin computation 38
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 76
Type of magnitude ML
Reference to an origin 113221621
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-01 00:55:08

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 70
Type of magnitude ML
Reference to an origin 115027721
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-03-06 08:24:57
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHZ. 2023-01-01T00:45:06.56 0.6 undecidable manual S 107 55.7997 50 0.4 43
IV.COR1.EHZ. 2023-01-01T00:45:04.22 0.6 undecidable manual S 69 47.9187 50 0.18 45
IV.GUMA.HHZ. 2023-01-01T00:45:03.42 0.3 undecidable manual P 122 85.8474 50 0.22 63
IV.RUFI.EHZ. 2023-01-01T00:45:03.33 0.1 undecidable manual P 298 84.6486 50 0.31 82
IV.LMD.HHZ. 2023-01-01T00:45:03.81 0.3 undecidable manual P 319 88.4448 50 0.19 63
IV.CRE.HHZ. 2023-01-01T00:45:02.40 0.3 undecidable manual S 291 42.2244 50 -0.14 69
IV.SACS.HHZ. 2023-01-01T00:45:02.75 0.1 negative manual P 212 82.3509 50 0.08 87
IV.CAFI.HHZ. 2023-01-01T00:45:02.80 0.6 undecidable manual S 246 41.9247 50 0.35 44
IV.ARVD.HHZ. 2023-01-01T00:45:02.15 0.3 undecidable manual S 87 40.2264 50 0.14 69
IV.CSP1.EHZ. 2023-01-01T00:45:01.43 0.1 negative manual P 125 75.2691 50 -0.15 87
IV.ATCC.EHZ. 2023-01-01T00:45:01.42 0.3 undecidable manual S 154 36.5412 50 0.39 66
IV.FDMO.HHZ. 2023-01-01T00:45:00.76 0.1 negative manual P 133 71.7726 50 -0.28 85
Y1.T1711.HNZ.01 2023-01-01T00:45:00.05 0.3 undecidable manual P 12 58.9965 50 0.97 51
IV.SFI.EHZ. 2023-01-01T00:45:00.14 0.1 undecidable manual P 315 66.9774 50 -0.15 88
IV.MPAG.EHZ. 2023-01-01T00:44:59.21 0.3 undecidable manual S 57 30.3474 106 0.07 72
IV.PESA.HHZ. 2023-01-01T00:44:59.55 0.3 undecidable manual P 32 60.0954 50 0.31 65
IV.CESI.HHZ. 2023-01-01T00:44:59.77 0.1 negative manual P 145 64.7907 50 -0.19 87
IV.CING.HHZ. 2023-01-01T00:44:59.45 0.1 undecidable manual P 101 61.7937 50 -0.06 90
IV.SSFR.HHZ. 2023-01-01T00:44:58.21 0.3 undecidable manual S 100 27.8499 107 -0.11 71
IT.SNS1.HNZ. 2023-01-01T00:44:58.52 0.3 undecidable manual S 292 26.9508 107 0.49 66
IV.EL6.EHZ. 2023-01-01T00:44:58.39 0.1 negative manual P 107 55.7997 50 -0.19 89
IV.MML1.EHZ. 2023-01-01T00:44:58.76 0.1 undecidable manual P 134 59.0964 50 -0.33 86
IV.SSP9.EHZ. 2023-01-01T00:44:57.70 0.3 undecidable manual S 292 26.9508 107 -0.33 68
IV.PE3.EHZ. 2023-01-01T00:44:57.36 0.6 undecidable manual S 10 24.1536 109 0.26 46
IV.COR1.EHZ. 2023-01-01T00:44:57.78 0.3 undecidable manual P 69 47.9187 50 0.42 64
IV.MURB.HHZ. 2023-01-01T00:44:57.63 0.3 undecidable manual S 165 25.1526 109 0.2 70
IV.PARC.HHZ. 2023-01-01T00:44:57.22 0.3 undecidable manual S 319 24.6531 109 -0.05 73
IV.ATVA.EHZ. 2023-01-01T00:44:57.25 0.6 undecidable manual S 209 25.8519 108 -0.4 45
IV.CAFI.HHZ. 2023-01-01T00:44:56.14 0.1 positive manual P 246 41.9247 50 -0.3 89
IV.FRON.EHZ. 2023-01-01T00:44:56.69 0.3 undecidable manual S 80 23.1546 110 -0.09 72
IT.UMBT.HGZ. 2023-01-01T00:44:56.12 0.6 undecidable manual S 202 21.2676 112 -0.03 49
IV.ATSC.EHZ. 2023-01-01T00:44:56.22 0.3 undecidable manual S 108 20.6682 112 0.25 70
IV.ATMI.HHZ. 2023-01-01T00:44:56.36 0.3 undecidable manual S 221 21.5673 111 0.11 72
IV.CRE.HHZ. 2023-01-01T00:44:56.09 0.1 undecidable manual P 291 42.2244 50 -0.4 87
IV.NARO.HHZ. 2023-01-01T00:44:55.04 0.3 undecidable manual S 38 18.1707 115 -0.12 72
IV.ARVD.HHZ. 2023-01-01T00:44:55.94 0.1 negative manual P 87 40.2264 50 -0.24 91
IV.CDCA.HNZ. 2023-01-01T00:44:55.29 0.3 undecidable manual S 261 16.9719 116 0.5 67
IV.ATCC.EHZ. 2023-01-01T00:44:55.53 0.1 negative manual P 154 36.5412 50 -0.08 94
IV.MPAG.EHZ. 2023-01-01T00:44:54.27 0.1 undecidable manual P 57 30.3474 106 -0.25 92
IV.BADI.EHZ. 2023-01-01T00:44:54.51 0.3 undecidable manual S 281 16.1727 117 -0.05 74
IV.ATFO.HHZ. 2023-01-01T00:44:54.69 0.3 undecidable manual S 141 16.4724 117 0.05 74
IV.PARC.HHZ. 2023-01-01T00:44:53.25 0.1 undecidable manual P 319 24.6531 109 -0.2 94
IV.SSP9.EHZ. 2023-01-01T00:44:53.69 0.1 undecidable manual P 292 26.9508 107 -0.19 94
IV.ATVA.EHZ. 2023-01-01T00:44:53.29 0.1 positive manual P 209 25.8519 108 -0.37 90
IV.TB01.DHZ.01 2023-01-01T00:44:53.19 0.3 undecidable manual S 183 11.0778 127 0.13 73
IV.FRON.EHZ. 2023-01-01T00:44:53.02 0.1 negative manual P 80 23.1546 110 -0.14 95
IV.PE3.EHZ. 2023-01-01T00:44:53.46 0.1 undecidable manual P 10 24.1536 109 0.11 96
IV.SSFR.HHZ. 2023-01-01T00:44:53.80 0.1 negative manual P 100 27.8499 107 -0.25 92
IT.UMBT.HGZ. 2023-01-01T00:44:53.08 0.1 positive manual P 202 21.2676 112 0.28 93
IV.MURB.HHZ. 2023-01-01T00:44:53.52 0.1 undecidable manual P 165 25.1526 109 -0.01 97
IT.SNS1.HNZ. 2023-01-01T00:44:53.84 0.1 undecidable manual P 292 26.9508 107 -0.04 97
IV.ATSC.EHZ. 2023-01-01T00:44:52.69 0.1 negative manual P 108 20.6682 112 -0.01 98
IV.PIEI.HHZ. 2023-01-01T00:44:52.81 0.3 undecidable manual S 51 9.5793 131 0.16 73
IV.ATMI.HHZ. 2023-01-01T00:44:52.81 0.1 positive manual P 221 21.5673 111 -0.05 97
IV.NARO.HHZ. 2023-01-01T00:44:52.11 0.1 undecidable manual P 38 18.1707 115 -0.12 97
IV.APEC.HHZ. 2023-01-01T00:44:52.26 0.3 undecidable manual S 348 8.6802 134 -0.16 73
IV.CDCA.HNZ. 2023-01-01T00:44:52.12 0.1 undecidable manual P 261 16.9719 116 0.1 97
IV.TB03.DHZ.01 2023-01-01T00:44:52.66 0.3 undecidable manual S 196 9.2796 132 0.09 74
IV.BADI.EHZ. 2023-01-01T00:44:51.87 0.1 positive manual P 281 16.1727 117 -0.01 99
IV.ATFO.HHZ. 2023-01-01T00:44:51.89 0.1 negative manual P 141 16.4724 117 -0.04 98
IV.TB01.DHZ.01 2023-01-01T00:44:51.10 0.1 positive manual P 183 11.0778 127 0.09 98
IV.APEC.HHZ. 2023-01-01T00:44:50.62 0.1 negative manual P 348 8.6802 134 -0.02 100
IV.TB03.DHZ.01 2023-01-01T00:44:50.78 0.1 positive manual P 196 9.2796 132 0.05 99
IV.PIEI.HHZ. 2023-01-01T00:44:50.93 0.1 positive manual P 51 9.5793 131 0.16 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.APEC.HHN. ML:2.9 0.01345 0.22 AML other m 2023-01-01T00:44:52.48
IV.APEC.HNE. ML:2.9 0.012850000000000002 0.22 AML other m 2023-01-01T00:44:52.49
IV.APEC.HNN. ML:2.8 0.008539999999999999 0.34 AML other m 2023-01-01T00:44:52.65
IV.APEC.HHE. ML:2.7 0.008254999999999998 0.28 AML other m 2023-01-01T00:44:52.52
IV.ATFO.HNN. ML:2.3 0.0017549999999999998 0.34 AML other m 2023-01-01T00:44:55.01
IV.ATFO.HHN. ML:2.3 0.0018399999999999998 0.32 AML other m 2023-01-01T00:44:55.02
IV.BADI.EHN. ML:2.7 0.005325 1.18 AML other m 2023-01-01T00:44:55.87
IV.NARO.HHN. ML:2.3 0.0018900000000000002 0.16 AML other m 2023-01-01T00:44:55.45
IV.BADI.EHE. ML:2.6 0.00387 0.12 AML other m 2023-01-01T00:44:55.54
IV.NARO.HHE. ML:2.2 0.00152 0.74 AML other m 2023-01-01T00:44:55.48
IV.ATFO.HHE. ML:2.4 0.002535 1.8 AML other m 2023-01-01T00:44:55.92
IV.ATFO.HNE. ML:2.4 0.002365 1.82 AML other m 2023-01-01T00:44:55.93
IV.FRON.EHE. ML:2.3 0.0012905 1.44 AML other m 2023-01-01T00:44:56.85
IV.FRON.EHN. ML:2.4 0.0015899999999999998 0.14 AML other m 2023-01-01T00:44:56.94
IV.ATMI.HHE. ML:2.5 0.00215 1.1 AML other m 2023-01-01T00:44:57.67
IV.PARC.HHE. ML:2.5 0.001835 0.22 AML other m 2023-01-01T00:44:57.80
IV.SSP9.EHN. ML:2.1 0.0006950000000000001 0.88 AML other m 2023-01-01T00:44:58.50
IV.PARC.HHN. ML:2.7 0.003335 0.22 AML other m 2023-01-01T00:44:58.39
IV.MURB.HHN. ML:3.1 0.00709 0.26 AML other m 2023-01-01T00:44:58.58
IV.ATMI.HHN. ML:2.2 0.0010190000000000002 0.78 AML other m 2023-01-01T00:44:58.30
IV.MURB.HNN. ML:3.0 0.00607 0.22 AML other m 2023-01-01T00:44:58.71
IV.MURB.HHE. ML:3.0 0.005974999999999999 0.18 AML other m 2023-01-01T00:44:58.86
IV.MURB.HNE. ML:2.9 0.005005 0.2 AML other m 2023-01-01T00:44:58.87
IV.SSFR.HHN. ML:2.5 0.00174 1.5 AML other m 2023-01-01T00:44:58.91
IV.SSFR.HHE. ML:2.6 0.00219 0.18 AML other m 2023-01-01T00:44:59.06
IV.SSFR.HNE. ML:2.7 0.0027649999999999997 0.2 AML other m 2023-01-01T00:44:59.06
IV.SSP9.EHE. ML:2.1 0.0006590000000000001 0.7 AML other m 2023-01-01T00:44:59.36
IV.MPAG.EHE. ML:2.2 0.0007809999999999999 0.32 AML other m 2023-01-01T00:44:59.35
IV.PE3.EHN. ML:2.5 0.001885 0.28 AML other m 2023-01-01T00:44:59.67
IV.SSFR.HNN. ML:2.6 0.0020350000000000004 0.5 AML other m 2023-01-01T00:45:00.41
IV.PE3.EHE. ML:2.5 0.002065 1.36 AML other m 2023-01-01T00:45:01.16
IV.MPAG.EHN. ML:2.2 0.000742 1.52 AML other m 2023-01-01T00:45:01.17
IV.ATCC.HNE. ML:2.8 0.00227 1 AML other m 2023-01-01T00:45:02.81
IV.ATCC.EHN. ML:2.8 0.002665 0.94 AML other m 2023-01-01T00:45:02.79
IV.ATCC.HNN. ML:2.7 0.00214 0.94 AML other m 2023-01-01T00:45:02.79
IV.ATCC.EHE. ML:2.6 0.0017549999999999998 0.28 AML other m 2023-01-01T00:45:02.73
IV.CRE.HHE. ML:2.3 0.0006680000000000001 0.5 AML other m 2023-01-01T00:45:03.64
IV.CRE.HHN. ML:2.4 0.000776 0.92 AML other m 2023-01-01T00:45:04.17
IV.CAFI.HNE. ML:1.9 0.0002445 0.58 AML other m 2023-01-01T00:45:04.62
IV.CAFI.HHN. ML:1.9 0.00028349999999999995 0.9 AML other m 2023-01-01T00:45:04.40
IV.CAFI.HNN. ML:1.9 0.00028149999999999996 0.9 AML other m 2023-01-01T00:45:04.40
IV.CAFI.HHE. ML:1.9 0.0002505 0.7 AML other m 2023-01-01T00:45:05.68
IV.COR1.EHN. ML:2.5 0.0009519999999999999 1.76 AML other m 2023-01-01T00:45:06.06
IV.MML1.EHN. ML:2.1 0.00025 0.18 AML other m 2023-01-01T00:45:08.61
IV.COR1.EHE. ML:2.2 0.0004945 1.06 AML other m 2023-01-01T00:45:08.80
IV.PESA.HHN. ML:2.6 0.0009155 0.2 AML other m 2023-01-01T00:45:09.18
IV.CING.HHN. ML:2.1 0.0002405 0.24 AML other m 2023-01-01T00:45:09.10
IV.MML1.HNE. ML:2.0 0.000222 0.52 AML other m 2023-01-01T00:45:09.31
IV.MML1.HNN. ML:2.5 0.0006695 0.44 AML other m 2023-01-01T00:45:10.31
IV.MML1.EHE. ML:2.0 0.00023349999999999998 1.36 AML other m 2023-01-01T00:45:10.87
IV.CESI.HHN. ML:1.9 0.0001395 0.32 AML other m 2023-01-01T00:45:10.48
IV.SFI.EHE. ML:1.9 0.000144 0.3 AML other m 2023-01-01T00:45:10.39
IV.CESI.HHE. ML:1.9 0.000148 1.2 AML other m 2023-01-01T00:45:10.25
IV.EL6.EHN. ML:2.2 0.0003915 0.86 AML other m 2023-01-01T00:45:11.75
IV.PESA.HHE. ML:2.5 0.000639 0.2 AML other m 2023-01-01T00:45:11.72
IV.EL6.EHE. ML:2.1 0.000297 0.64 AML other m 2023-01-01T00:45:13.61
IV.SFI.EHN. ML:1.8 0.00011249999999999998 1.44 AML other m 2023-01-01T00:45:14.99
IV.CING.HHE. ML:1.9 0.0001475 0.98 AML other m 2023-01-01T00:45:14.15
IV.RUFI.EHE. ML:2.0 0.00013595000000000002 0.6 AML other m 2023-01-01T00:45:15.35
IV.CSP1.EHN. ML:2.4 0.0003785 0.54 AML other m 2023-01-01T00:45:16.72
IV.LMD.HHN. ML:2.1 0.00013900000000000002 0.18 AML other m 2023-01-01T00:45:17.66
IV.SACS.HHN. ML:2.0 0.00012174999999999999 0.82 AML other m 2023-01-01T00:45:17.64
IV.LMD.HHE. ML:2.0 0.000108 0.2 AML other m 2023-01-01T00:45:17.69
IV.RUFI.EHN. ML:2.1 0.000148 1.66 AML other m 2023-01-01T00:45:18.08
IV.SACS.HHE. ML:1.9 0.0001121 0.54 AML other m 2023-01-01T00:45:18.93
IV.CSP1.EHE. ML:2.3 0.00033 0.52 AML other m 2023-01-01T00:45:19.96
IV.GUMA.HHN. ML:2.3 0.00027100000000000003 0.4 AML other m 2023-01-01T00:45:22.72
IV.GUMA.HNN. ML:2.5 0.000407 0.42 AML other m 2023-01-01T00:45:32.46
IV.GUMA.HHE. ML:2.4 0.000356 0.4 AML other m 2023-01-01T00:45:32.27
IV.GUMA.HNE. ML:2.4 0.000348 1.46 AML other m 2023-01-01T00:45:33.07
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
Waveforms Seismic signals in miniseed + resp format Download