Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.9 on date 28-01-2024 and time 21:29:56 (Italy) in region 6 km SE Pietralunga (PG)

A magnitude ML 0.9 earthquake occured in region: 6 km SE Pietralunga (PG), on

  • 28-01-2024 20:29:56 (UTC)
  • 28-01-2024 21:29:56 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4080, 12.4880 at 9 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.

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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 6 2111 2111
Gubbio PG 10 32216 34327
Cantiano PU 14 2245 36572
Montone PG 14 1680 38252
Scheggia e Pascelupo PG 15 1393 39645
Umbertide PG 17 16681 56326
Apecchio PU 18 1882 58208
Costacciaro PG 19 1216 59424

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km N of Perugia (166134 inhabitants)
49 Km E of Arezzo (99543 inhabitants)
53 Km NW of Foligno (57155 inhabitants)
65 Km SW of Fano (60888 inhabitants)
66 Km SW of Pesaro (94582 inhabitants)
73 Km S of Rimini (147750 inhabitants)
84 Km S of Cesena (96758 inhabitants)
86 Km W of Ancona (100861 inhabitants)
94 Km E of Siena (53903 inhabitants)
95 Km N of Terni (111501 inhabitants)
98 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
Reviewed
Rev100 		ML 0.9 2024-01-28
20:29:56		 43.4077 12.4882 9 2024-01-28
20:37:04		 Sala Sismica INGV-Roma 124917401
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-01-28 20:29:56 ± 0.07
Latitude 43.4077 ± 0.0018
Longitude 12.4882 ± 0.0025
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 124917401

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 240
Semi-minor axis of confidence ellipse (meter) 109
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 148
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) 42
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 33
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.34084
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 20
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.1
Num. used stations 6
Type of magnitude ML
Reference to an origin 124917401
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-01-28 20:37:04
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSNT.HHZ. 2024-01-28T20:30:14.78 3.0 negative manual P 0.03 0
IV.MURB.HHZ. 2024-01-28T20:30:03.20 0.6 undecidable manual S 170 16.3725 118 0.41 45
IV.ARVD.HHZ. 2024-01-28T20:30:03.64 0.6 undecidable manual P 74 37.8288 50 -0.24 45
IV.TSM6.DHZ. 2024-01-28T20:30:02.04 0.6 undecidable manual S 300 14.4744 122 -0.18 48
IV.PIEI.HHZ. 2024-01-28T20:30:02.25 0.3 undecidable manual S 15 14.6742 121 -0.05 73
IV.MPAG.EHZ. 2024-01-28T20:30:02.73 0.6 undecidable manual P 42 32.8449 50 -0.39 44
IV.SSFR.HHZ. 2024-01-28T20:30:01.26 0.3 undecidable manual P 82 23.9538 110 -0.19 70
IV.TSM1.DHZ.01 2024-01-28T20:30:01.19 0.3 undecidable manual S 128 11.1777 128 -0.12 73
IV.ATLO.HNZ. 2024-01-28T20:30:01.55 0.3 undecidable manual S 212 12.1767 126 -0.02 74
IV.FOSV.EHZ. 2024-01-28T20:30:01.75 0.3 undecidable manual P 120 25.3524 109 0.03 72
IV.NARO.HHZ. 2024-01-28T20:30:01.19 0.1 undecidable manual P 18 23.754 110 -0.23 92
IV.TSM5.DHZ.10 2024-01-28T20:30:01.76 0.6 undecidable manual S 49 12.1767 126 0.18 48
IV.BADI.EHZ. 2024-01-28T20:30:01.33 0.1 undecidable manual P 300 22.6551 111 0.11 95
IV.FRON.EHZ. 2024-01-28T20:30:01.06 0.1 undecidable manual P 57 22.6551 111 -0.16 94
IV.TSM3.DHZ.01 2024-01-28T20:30:01.06 0.6 undecidable manual S 256 10.9779 129 -0.19 48
IV.ATPI.EHZ. 2024-01-28T20:30:00.45 0.3 undecidable manual S 305 8.3805 137 -0.13 73
IV.ATPC.HHZ. 2024-01-28T20:30:00.70 0.3 undecidable manual S 343 8.4804 136 0.11 73
IV.MURB.HHZ. 2024-01-28T20:30:00.33 0.3 undecidable manual P 170 16.3725 118 0.26 70
IV.ATFO.HHZ. 2024-01-28T20:30:00.23 0.3 undecidable manual S 124 8.0808 137 -0.29 70
IV.ATBU.EHZ. 2024-01-28T20:30:00.88 0.3 undecidable manual S 33 8.9799 135 0.17 72
IV.TSM6.DHZ. 2024-01-28T20:29:59.72 0.1 undecidable manual P 300 14.4744 122 -0.02 98
IV.PIEI.HHZ. 2024-01-28T20:29:59.92 0.1 undecidable manual P 15 14.6742 121 0.14 96
IV.TSM3.DHZ.01 2024-01-28T20:29:59.34 0.1 undecidable manual P 256 10.9779 129 0.17 96
IV.ATBU.EHZ. 2024-01-28T20:29:59.07 0.1 undecidable manual P 33 8.9799 135 0.2 95
IV.TB01.DHZ.01 2024-01-28T20:29:59.67 0.1 undecidable manual S 236 5.0949 150 -0.22 96
IV.TSM1.DHZ.01 2024-01-28T20:29:59.17 0.3 undecidable manual P 128 11.1777 128 -0.04 74
IV.ATLO.HNZ. 2024-01-28T20:29:59.53 0.1 undecidable manual P 212 12.1767 126 0.17 95
IV.TB03.DHZ.15 2024-01-28T20:29:59.76 0.6 undecidable manual S 264 6.2937 145 -0.36 46
IV.TSM5.DHZ.10 2024-01-28T20:29:59.55 0.1 undecidable manual P 49 12.1767 126 0.18 95
IV.ATFO.HHZ. 2024-01-28T20:29:58.74 0.3 undecidable manual P 124 8.0808 137 -0.01 75
IV.TB03.DHZ.15 2024-01-28T20:29:58.48 0.1 undecidable manual P 264 6.2937 145 -0.05 99
IV.ATPI.EHZ. 2024-01-28T20:29:58.85 0.1 undecidable manual P 305 8.3805 137 0.06 98
IV.TB01.DHZ.01 2024-01-28T20:29:58.40 0.1 undecidable manual P 236 5.0949 150 0 100
IV.ATPC.HHZ. 2024-01-28T20:29:58.94 0.1 undecidable manual P 343 8.4804 136 0.14 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PIEI.HHE. ML:0.9 0.0000857 1.76 AML other m 2024-01-28T20:30:03.99
IV.PIEI.HHN. ML:0.7 0.00005005 0.46 AML other m 2024-01-28T20:30:03.54
IV.MURB.HHN. ML:1.0 0.00009955 0.2 AML other m 2024-01-28T20:30:03.87
IV.MURB.HHE. ML:1.1 0.0001042 0.28 AML other m 2024-01-28T20:30:04.25
IV.BADI.EHE. ML:1.0 0.00006345 0.16 AML other m 2024-01-28T20:30:05.20
IV.BADI.EHN. ML:0.9 0.00005475 0.18 AML other m 2024-01-28T20:30:05.12
IV.ATPI.EHE. ML:0.0 0.00005787761 0.1152 AML other m 2024-01-28T20:30:00.73
IV.ATPI.EHN. ML:0.0 0.000055974986 0.1408 AML other m 2024-01-28T20:30:00.75
IV.FRON.EHE. ML:0.0 0.0000169627995 0.128 AML other m 2024-01-28T20:30:05.45
IV.FRON.EHN. ML:0.0 0.000030964515 0.1152 AML other m 2024-01-28T20:30:05.59
IV.NARO.HHE. ML:0.0 0.00002397535 0.0512 AML other m 2024-01-28T20:30:05.79
IV.NARO.HHN. ML:0.0 0.000018524765 0.064 AML other m 2024-01-28T20:30:05.47
IV.SSFR.HHN. ML:0.0 0.000022208195 0.1792 AML other m 2024-01-28T20:30:05.95
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