Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.4 on date 26-01-2024 and time 01:05:53 (UTC) in region 7 km SW Apecchio (PU)

A magnitude ML 0.4 earthquake occured in region: 7 km SW Apecchio (PU), on

  • 26-01-2024 01:05:53 (UTC)
  • 26-01-2024 02:05:53 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.5000, 12.3930 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.

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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
Apecchio PU 7 1882 1882
Pietralunga PG 7 2111 3993
Città di Castello PG 13 39913 43906
Piobbico PU 14 2029 45935
Montone PG 16 1680 47615
Mercatello sul Metauro PU 17 1378 48993
San Giustino PG 18 11297 60290
Sant'Angelo in Vado PU 19 4133 64423
Cantiano PU 19 2245 66668
Borgo Pace PU 19 606 67274
Monte Santa Maria Tiberina PG 20 1183 68457

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km E of Arezzo (99543 inhabitants)
44 Km N of Perugia (166134 inhabitants)
62 Km SW of Pesaro (94582 inhabitants)
63 Km SW of Fano (60888 inhabitants)
64 Km S of Rimini (147750 inhabitants)
66 Km NW of Foligno (57155 inhabitants)
72 Km S of Cesena (96758 inhabitants)
85 Km SE of Forlì (117913 inhabitants)
88 Km E of Siena (53903 inhabitants)
92 Km W of Ancona (100861 inhabitants)
96 Km E of Firenze (382808 inhabitants)
97 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
Reviewed
Rev100 		ML 0.4 2024-01-26
01:05:53		 43.4997 12.3927 8 2024-01-26
01:17:14		 Sala Sismica INGV-Roma 124861561
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-01-26 01:05:53 ± 0.11
Latitude 43.4997 ± 0.0027
Longitude 12.3927 ± 0.0025
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 124861561

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 289
Semi-minor axis of confidence ellipse (meter) 69
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 327
Circular confidence region, given by single value of horizontal uncertainty (meter) 290.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 103
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 29
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.04946
Epicentral distance of station farthest from the epicenter (degree) 0.17537
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 15
Magnitude information

ML:0.4

Field Value
Value 0.4
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 124861561
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-01-26 01:17:14
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATMC.EHZ. 2024-01-26T01:06:00.05 0.3 undecidable manual S 250 17.1717 114 -0.11 74
IV.NARO.HHZ. 2024-01-26T01:06:00.49 0.3 undecidable manual S 51 19.4694 111 -0.44 69
IV.TB02.DHN.01 2024-01-26T01:05:59.30 0.3 undecidable manual S 175 14.3745 117 -0.01 76
IV.ATBU.EHZ. 2024-01-26T01:05:59.17 0.3 undecidable manual S 102 12.7761 120 0.35 71
IV.TB01.DHZ.01 2024-01-26T01:05:59.02 0.3 undecidable manual S 165 13.5753 119 -0.03 76
IV.TSM3.DHE.01 2024-01-26T01:05:59.20 0.3 undecidable manual S 193 13.2756 119 0.23 72
IV.BADI.EHZ. 2024-01-26T01:05:58.80 0.3 undecidable manual S 275 11.9769 122 0.22 73
IV.TB03.DHZ.15 2024-01-26T01:05:58.14 0.3 undecidable manual S 173 10.9779 124 -0.15 74
IV.ATVO.HHZ. 2024-01-26T01:05:58.91 0.3 undecidable manual S 175 13.0758 120 0 76
IV.TSM2.DHE.01 2024-01-26T01:05:58.83 0.3 undecidable manual S 146 13.875 118 -0.32 71
IV.PIEI.HHZ. 2024-01-26T01:05:58.79 0.3 undecidable manual S 71 12.0768 122 0.17 74
IV.NARO.HHZ. 2024-01-26T01:05:57.57 0.3 undecidable manual P 51 19.4694 111 -0.3 71
IV.PIEI.HHZ. 2024-01-26T01:05:56.62 0.3 undecidable manual P 71 12.0768 122 0.09 75
IV.ATBU.EHZ. 2024-01-26T01:05:56.81 0.3 undecidable manual P 102 12.7761 120 0.16 74
IV.TB01.DHZ.01 2024-01-26T01:05:56.87 0.3 undecidable manual P 165 13.5753 119 0.09 75
IV.TSM3.DHE.01 2024-01-26T01:05:56.88 0.3 undecidable manual P 193 13.2756 119 0.15 74
IV.ATPC.HNZ. 2024-01-26T01:05:56.97 0.3 undecidable manual S 112 5.5944 143 0.05 76
IV.TSM6.DH2.11 2024-01-26T01:05:56.81 0.1 undecidable manual S 238 5.6943 143 -0.13 100
IV.BADI.EHZ. 2024-01-26T01:05:56.66 0.3 undecidable manual P 275 11.9769 122 0.15 74
IV.ATMC.EHZ. 2024-01-26T01:05:56.99 0.6 undecidable manual P 250 17.1717 114 -0.44 46
IV.TB03.DHZ.15 2024-01-26T01:05:56.33 0.3 undecidable manual P 173 10.9779 124 -0.01 76
IV.TB02.DHN.01 2024-01-26T01:05:56.93 0.3 undecidable manual P 175 14.3745 117 0 76
IV.ATPI.EHZ. 2024-01-26T01:05:56.72 0.3 undecidable manual S 172 5.4945 144 -0.17 74
IV.ATVO.HHZ. 2024-01-26T01:05:56.82 0.3 undecidable manual P 175 13.0758 120 0.12 74
IV.TSM2.DHE.01 2024-01-26T01:05:56.73 0.3 undecidable manual P 146 13.875 118 -0.11 74
IV.APEC.HHZ. 2024-01-26T01:05:55.86 0.3 undecidable manual P 18 6.8931 137 0.14 75
IV.ATPC.HNZ. 2024-01-26T01:05:55.69 0.3 undecidable manual P 112 5.5944 143 0.14 75
IV.TSM6.DH2.11 2024-01-26T01:05:55.61 0.3 undecidable manual P 238 5.6943 143 0.05 76
IV.ATPI.EHZ. 2024-01-26T01:05:55.50 0.3 undecidable manual P 172 5.4945 144 -0.04 76
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.APEC.HHN. ML:0.3 0.00003759999999999999 0.16 AML other m 2024-01-26T01:05:57.49
IV.APEC.HHE. ML:0.3 0.0000406 0.28 AML other m 2024-01-26T01:05:59.03
IV.ATVO.HHE. ML:0.6 0.00004295 0.14 AML other m 2024-01-26T01:05:59.17
IV.PIEI.HHE. ML:0.4 0.00003495 0.16 AML other m 2024-01-26T01:05:59.33
IV.PIEI.HHN. ML:0.1 0.00001745 1.18 AML other m 2024-01-26T01:05:59.34
IV.ATVO.HHN. ML:0.5 0.00003465 0.3 AML other m 2024-01-26T01:05:59.27
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