Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.6 on date 21-04-2024 and time 18:56:58 (UTC) in region 2 km NW Serrapetrona (MC)

A magnitude ML 0.6 earthquake occured in region: 2 km NW Serrapetrona (MC), on

  • 21-04-2024 18:56:58 (UTC)
  • 21-04-2024 20:56:58 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1960, 13.1790 at 13 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
Serrapetrona MC 2 966 966
San Severino Marche MC 4 12726 13692
Belforte del Chienti MC 6 1886 15578
Caldarola MC 7 1823 17401
Tolentino MC 9 20069 37470
Castelraimondo MC 10 4587 42057
Camporotondo di Fiastrone MC 10 563 42620
Gagliole MC 10 620 43240
Camerino MC 11 6974 50214
Cessapalombo MC 12 512 50726
San Ginesio MC 15 3498 54224
Colmurano MC 15 1263 55487
Matelica MC 15 9981 65468
Pioraco MC 16 1134 66602
Pollenza MC 16 6618 73220
Urbisaglia MC 16 2628 75848
Ripe San Ginesio MC 16 852 76700
Pievebovigliana MC 17 866 77566
Muccia MC 17 915 78481
Treia MC 17 9403 87884
Fiastra MC 18 559 88443
Acquacanina MC 18 121 88564
Fiordimonte MC 19 202 88766
Gualdo MC 19 815 89581
Sefro MC 19 422 90003
Loro Piceno MC 20 2401 92404
Esanatoglia MC 20 2034 94438
Pieve Torina MC 20 1458 95896

Municipalities with at least 50000 inhabitants

An earthquake occurred to
47 Km NE of Foligno (57155 inhabitants)
54 Km SW of Ancona (100861 inhabitants)
65 Km E of Perugia (166134 inhabitants)
73 Km S of Fano (60888 inhabitants)
73 Km NW of Teramo (54892 inhabitants)
82 Km S of Pesaro (94582 inhabitants)
83 Km NE of Terni (111501 inhabitants)
96 Km N of L'Aquila (69753 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 0.6 2024-04-21
18:56:58		 43.1965 13.1793 13 2024-04-21
19:03:08		 Sala Sismica INGV-Roma 126945851
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-04-21 18:56:58 ± 0.06
Latitude 43.1965 ± 0.0018
Longitude 13.1793 ± 0.0049
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 126945851

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 349
Semi-minor axis of confidence ellipse (meter) 148
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 263
Circular confidence region, given by single value of horizontal uncertainty (meter) 350.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 165
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.36602
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 10
Magnitude information

ML:0.6

Field Value
Value 0.6
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 126945851
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-04-21 19:03:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SSFR.HHZ. 2024-04-21T18:57:12.53 3.0 undecidable manual S -0.13 0
IV.NRCA.HHZ. 2024-04-21T18:57:11.82 0.6 undecidable manual S 187 40.626 94 0.06 47
IV.MC2.EHZ. 2024-04-21T18:57:09.63 0.6 undecidable manual S 179 31.6461 96 0.26 46
IV.CESI.HHZ. 2024-04-21T18:57:09.39 0.6 undecidable manual S 226 30.747 97 0.24 46
IV.SNTG.HHZ. 2024-04-21T18:57:06.19 0.6 undecidable manual S 289 20.3685 104 -0.22 46
IV.NRCA.HHZ. 2024-04-21T18:57:06.00 0.3 undecidable manual P 187 40.626 94 -0.13 70
IV.CING.HHZ. 2024-04-21T18:57:06.28 0.6 undecidable manual S 4 19.869 105 -0.01 49
IV.MML1.EHZ. 2024-04-21T18:57:06.26 0.6 undecidable manual S 241 19.1697 106 0.16 48
IV.FDMO.HHZ. 2024-04-21T18:57:05.97 0.6 undecidable manual S 203 19.2696 106 -0.16 47
IV.EL6.EHZ. 2024-04-21T18:57:05.48 0.6 undecidable manual S 337 15.9729 113 0.17 48
IV.CSP1.EHZ. 2024-04-21T18:57:04.45 0.6 undecidable manual S 170 11.7771 125 0.13 49
IV.MC2.EHZ. 2024-04-21T18:57:04.65 0.1 undecidable manual P 179 31.6461 96 -0.11 95
IV.CESI.HHZ. 2024-04-21T18:57:04.62 0.1 undecidable manual P 226 30.747 97 -0.01 96
IV.PF6.EHE. 2024-04-21T18:57:03.20 0.6 undecidable manual S 169 6.5934 146 -0.16 48
IV.MML1.EHZ. 2024-04-21T18:57:02.87 0.3 positive manual P 241 19.1697 106 0 74
IV.EL6.EHZ. 2024-04-21T18:57:02.62 0.1 undecidable manual P 337 15.9729 113 0.21 95
IV.SNTG.HHZ. 2024-04-21T18:57:02.95 0.1 undecidable manual P 289 20.3685 104 -0.09 96
IV.CING.HHZ. 2024-04-21T18:57:02.89 0.1 undecidable manual P 4 19.869 105 -0.09 97
IV.FDMO.HHZ. 2024-04-21T18:57:02.80 0.6 positive manual P 203 19.2696 106 -0.08 48
IV.PF6.EHE. 2024-04-21T18:57:01.25 0.1 undecidable manual P 169 6.5934 146 -0.03 100
IV.CSP1.EHZ. 2024-04-21T18:57:01.92 0.1 undecidable manual P 170 11.7771 125 0.08 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSP1.EHE. ML:0.9 0.000083515815 0.12 AML other m 2024-04-21T18:57:04.58
IV.CSP1.EHN. ML:0.8 0.000062791125 0.24 AML other m 2024-04-21T18:57:05.27
IV.FDMO.HHE. ML:0.5 0.000021717740499999998 0.2 AML other m 2024-04-21T18:57:06.07
IV.FDMO.HHN. ML:0.3 0.000013078215 0.12 AML other m 2024-04-21T18:57:06.29
IV.MML1.EHE. ML:0.6 0.00002301324 0.2 AML other m 2024-04-21T18:57:06.48
IV.MML1.EHN. ML:0.4 0.0000201403585 0.18 AML other m 2024-04-21T18:57:06.44
IV.SNTG.HHE. ML:0.6 0.000026172359999999998 0.12 AML other m 2024-04-21T18:57:06.65
IV.SNTG.HHN. ML:0.8 0.000038476245 0.32 AML other m 2024-04-21T18:57:06.67
IV.CESI.HHE. ML:0.4 0.000008331313 0.2 AML other m 2024-04-21T18:57:09.59
IV.CESI.HHN. ML:0.5 0.000017163669999999998 0.1 AML other m 2024-04-21T18:57:09.95
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