Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 01-04-2024 and time 17:53:11 (UTC) in region 2 km SW Montecalvo in Foglia (PU)

A magnitude ML 2.1 earthquake occured in region: 2 km SW Montecalvo in Foglia (PU), on

  • 01-04-2024 17:53:11 (UTC)
  • 01-04-2024 19:53:11 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.8020, 12.6150 at 43 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
Montecalvo in Foglia PU 2 2718 2718
Auditore PU 4 1566 4284
Tavoleto PU 5 867 5151
Mondaino RN 8 1394 6545
Urbino PU 9 15019 21564
Montegridolfo RN 9 1012 22576
Saludecio RN 9 3120 25696
Sassocorvaro PU 10 3504 29200
Petriano PU 10 2829 32029
Montefiore Conca RN 10 2269 34298
Gemmano RN 12 1158 35456
Mercatino Conca PU 12 1086 36542
Morciano di Romagna RN 13 7045 43587
Sassofeltrio PU 13 1388 44975
Monte Grimano Terme PU 13 1136 46111
Macerata Feltria PU 14 1990 48101
Fermignano PU 14 8596 56697
Montescudo - Monte Colombo RN 14 6779 63476
San Clemente RN 15 5577 69053
Peglio PU 15 696 69749
Montelabbate PU 15 6938 76687
Vallefoglia PU 15 15018 91705
Isola del Piano PU 15 594 92299
Tavullia PU 16 8003 100302
Monteciccardo PU 16 1690 101992
Lunano PU 16 1527 103519
Urbania PU 17 7099 110618
Monte Cerignone PU 17 669 111287
San Giovanni in Marignano RN 17 9417 120704
Piandimeleto PU 18 2167 122871
Coriano RN 18 10502 133373
Pietrarubbia PU 19 660 134033
Montefelcino PU 19 2671 136704
Frontino PU 19 293 136997
Mombaroccio PU 19 2152 139149
Fossombrone PU 20 9575 148724

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km W of Pesaro (94582 inhabitants)
29 Km S of Rimini (147750 inhabitants)
33 Km W of Fano (60888 inhabitants)
48 Km SE of Cesena (96758 inhabitants)
66 Km SE of Forlì (117913 inhabitants)
70 Km NE of Arezzo (99543 inhabitants)
76 Km W of Ancona (100861 inhabitants)
76 Km SE of Ravenna (159116 inhabitants)
79 Km SE of Faenza (58541 inhabitants)
79 Km N of Perugia (166134 inhabitants)
94 Km N of Foligno (57155 inhabitants)
95 Km SE of Imola (69797 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 2.1 2024-04-01
17:53:11		 43.8025 12.6147 43 2024-04-01
18:20:38		 Sala Sismica INGV-Roma 126381751
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-04-01 17:53:11 ± 0.24
Latitude 43.8025 ± 0.0126
Longitude 12.6147 ± 0.0174
Depth (km) 43 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 126381751

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1396
Semi-minor axis of confidence ellipse (meter) 940
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 10
Circular confidence region, given by single value of horizontal uncertainty (meter) 1400.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 91
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.56298
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 15
Magnitude information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 126381751
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-04-01 18:20:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MRGE.HHZ. 2024-04-01T17:55:05.82 3.0 undecidable manual Sn -2.63 0
IV.IVPL.HHZ. 2024-04-01T17:54:49.71 3.0 undecidable manual Pg 15.2 0
IV.MRB1.HNZ. 2024-04-01T17:54:41.80 3.0 undecidable manual Sn 4.86 0
IV.CRJA.HNZ. 2024-04-01T17:54:37.16 3.0 positive manual Pn -1.27 0
SI.ABSI.HHZ. 2024-04-01T17:54:36.28 3.0 undecidable manual Sg -0.1 0
IV.SPS2.HHZ. 2024-04-01T17:54:31.30 3.0 negative manual Pn 2.19 0
IV.RM33.EHZ. 2024-04-01T17:53:37.79 3.0 negative manual Pg 2.89 0
IV.SSFR.HHZ. 2024-04-01T17:53:29.39 0.3 undecidable manual S 162 42.8238 119 0.85 56
IV.ARVD.HHZ. 2024-04-01T17:53:29.16 0.3 undecidable manual S 142 42.7239 119 0.62 62
IV.PARC.HHN. 2024-04-01T17:53:27.90 0.3 undecidable manual S 241 34.6431 128 0.82 61
IV.FRON.EHZ. 2024-04-01T17:53:27.00 0.3 undecidable manual S 164 32.8449 130 0.22 71
IV.ATBU.EHZ. 2024-04-01T17:53:27.80 0.3 undecidable manual S 188 36.6411 126 0.38 69
IV.PIEI.HNZ. 2024-04-01T17:53:26.10 0.3 undecidable manual S 192 30.2475 134 -0.27 72
IV.MPAG.HNZ. 2024-04-01T17:53:25.00 0.3 undecidable manual S 149 22.4553 144 -0.26 73
IV.CRTC.HNZ. 2024-04-01T17:53:25.70 0.3 undecidable manual S 100 21.867 145 0.52 68
IV.PESA.HHE. 2024-04-01T17:53:25.90 0.3 undecidable manual S 49 23.6541 142 0.48 69
IV.NARO.HHZ. 2024-04-01T17:53:24.40 0.3 undecidable manual S 187 21.4674 146 -0.73 63
IV.MCIF.HNZ. 2024-04-01T17:53:24.10 0.6 undecidable manual S 54 1.6983 177 0.35 50
IV.PE3.EHZ. 2024-04-01T17:53:24.30 0.3 undecidable manual S 219 15.1737 155 -0.16 75
IV.CRE.HHN. 2024-04-01T17:53:23.66 0.1 undecidable manual P 249 56.8986 107 0.64 84
IV.SFI.HNE. 2024-04-01T17:53:23.67 0.1 undecidable manual P 281 62.493 104 0 93
IV.ARVD.HHZ. 2024-04-01T17:53:21.19 0.1 undecidable manual P 142 42.7239 119 -0.2 96
IV.SSFR.HHZ. 2024-04-01T17:53:21.16 0.1 undecidable manual P 162 42.8238 119 -0.24 95
IV.PARC.HHN. 2024-04-01T17:53:21.17 0.1 undecidable manual P 241 34.6431 128 0.62 88
IV.FRON.EHZ. 2024-04-01T17:53:20.06 0.1 undecidable manual P 164 32.8449 130 -0.32 94
IV.ATBU.EHZ. 2024-04-01T17:53:20.60 0.1 undecidable manual P 188 36.6411 126 -0.15 97
IV.PIEI.HNZ. 2024-04-01T17:53:19.55 0.1 undecidable manual P 192 30.2475 134 -0.59 87
IV.MPAG.HNZ. 2024-04-01T17:53:19.16 0.1 undecidable manual P 149 22.4553 144 -0.34 96
IV.CRTC.HNZ. 2024-04-01T17:53:19.63 0.1 undecidable manual P 100 21.867 145 0.17 99
IV.PESA.HHE. 2024-04-01T17:53:19.36 0.1 undecidable manual P 49 23.6541 142 -0.24 97
IV.RSM2.HHZ. 2024-04-01T17:53:19.54 0.1 undecidable manual P 318 20.1687 147 0.19 100
IV.PE3.EHZ. 2024-04-01T17:53:18.60 0.1 undecidable manual P 219 15.1737 155 -0.44 94
IV.NARO.HHZ. 2024-04-01T17:53:18.79 0.1 undecidable manual P 187 21.4674 146 -0.64 87
IV.MCIF.HNZ. 2024-04-01T17:53:18.47 0.3 undecidable manual P 54 1.6983 177 -0.17 76
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FRON.EHE. ML:1.8 0.0001645564 0.18 AML other m 2024-04-01T17:53:27.31
IV.FRON.EHN. ML:2.1 0.00031684964999999997 0.16 AML other m 2024-04-01T17:53:27.31
IV.CING.HHE. ML:2.1 0.000169 0.42 AML other m 2024-04-01T17:53:29.24
IV.SSFR.HHN. ML:2.3 0.0004385 0.2 AML other m 2024-04-01T17:53:30.82
IV.SSFR.HHE. ML:2.3 0.0004195 0.24 AML other m 2024-04-01T17:53:32.27
IV.FOSV.EHN. ML:2.0 0.0001465 0.42 AML other m 2024-04-01T17:53:33.36
IV.FOSV.EHE. ML:1.9 0.00014050000000000003 0.44 AML other m 2024-04-01T17:53:33.44
IV.ATMI.HHE. ML:2.1 0.000219 0.7 AML other m 2024-04-01T17:53:34.85
IV.ATMI.HHN. ML:2.1 0.0002215 1.06 AML other m 2024-04-01T17:53:35.55
IV.CING.HHN. ML:2.1 0.0001945 0.44 AML other m 2024-04-01T17:53:37.51
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