Istituto Nazionale di Geofisica e Vulcanologia

Earthquake (quarry blast) with magnitude of ML 0.5 on date 07-05-2023 and time 12:42:46 (Italy) in region 4 km NW Camerino (MC)

A magnitude ML 0.5 (quarry blast) earthquake occured in region: 4 km NW Camerino (MC), on

  • 07-05-2023 10:42:46 (UTC)
  • 07-05-2023 12:42:46 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1560, 13.0330 at 9 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

Event type: quarry blast.

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
Camerino MC 4 6974 6974
Pioraco MC 5 1134 8108
Castelraimondo MC 7 4587 12695
Sefro MC 7 422 13117
Muccia MC 8 915 14032
Fiuminata MC 9 1402 15434
Gagliole MC 10 620 16054
Pievebovigliana MC 11 866 16920
Serravalle di Chienti MC 11 1070 17990
Matelica MC 12 9981 27971
Pieve Torina MC 12 1458 29429
Esanatoglia MC 13 2034 31463
Serrapetrona MC 13 966 32429
Fiordimonte MC 14 202 32631
San Severino Marche MC 14 12726 45357
Caldarola MC 16 1823 47180
Fiastra MC 17 559 47739
Belforte del Chienti MC 17 1886 49625
Monte Cavallo MC 18 145 49770
Acquacanina MC 18 121 49891
Cerreto d'Esi AN 19 3817 53708
Camporotondo di Fiastrone MC 19 563 54271
Cessapalombo MC 19 512 54783

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km NE of Foligno (57155 inhabitants)
53 Km E of Perugia (166134 inhabitants)
65 Km SW of Ancona (100861 inhabitants)
73 Km NE of Terni (111501 inhabitants)
77 Km S of Fano (60888 inhabitants)
78 Km NW of Teramo (54892 inhabitants)
85 Km S of Pesaro (94582 inhabitants)
94 Km NW of L'Aquila (69753 inhabitants)
99 Km E of Arezzo (99543 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 0.5 2023-05-07
10:42:46		 43.1557 13.033 9 2023-05-07
10:57:03		 Sala Sismica INGV-Roma 117118361
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-07 10:42:46 ± 0.09
Latitude 43.1557 ± 0.0027
Longitude 13.0330 ± 0.0037
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type quarry blast
Origin ID 117118361

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 348
Semi-minor axis of confidence ellipse (meter) 74
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 58
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) 78
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.13
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.33455
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 9
Magnitude information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 117118361
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-07 10:57:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MF5.EHZ. 2023-05-07T10:43:01.18 3.0 undecidable manual S -1.78 0
IV.MURB.HHZ. 2023-05-07T10:42:54.29 3.0 positive manual P 0.17 0
IV.SSFR.HHZ. 2023-05-07T10:42:54.21 1.0 undecidable manual P 327 37.1295 50 0.41 22
IV.EL6.EHZ. 2023-05-07T10:42:53.91 0.3 undecidable manual S 16 20.0688 113 0 74
IV.CSP1.EHZ. 2023-05-07T10:42:52.51 0.3 undecidable manual S 117 15.5733 119 -0.02 75
IV.ASSB.HHZ. 2023-05-07T10:42:52.64 1.0 undecidable manual P 248 32.8449 50 -0.49 22
IV.SNTG.HHZ. 2023-05-07T10:42:51.71 0.6 undecidable manual S 326 13.2756 123 -0.14 49
IV.MML1.EHZ. 2023-05-07T10:42:50.10 0.6 undecidable manual S 227 6.7932 142 -0.05 50
IV.EL6.EHZ. 2023-05-07T10:42:50.67 0.3 undecidable manual P 16 20.0688 113 -0.04 74
IV.FDMO.HHZ. 2023-05-07T10:42:49.83 0.6 undecidable manual P 162 13.875 122 0.21 48
IV.SNTG.HHZ. 2023-05-07T10:42:49.59 0.3 undecidable manual P 326 13.2756 123 0.07 74
IV.PF6.EHZ. 2023-05-07T10:42:49.42 0.1 undecidable manual P 99 13.1757 123 -0.08 99
IV.CSP1.EHZ. 2023-05-07T10:42:49.84 0.1 undecidable manual P 117 15.5733 119 -0.07 98
IV.MDAR.HNZ. 2023-05-07T10:42:49.05 0.1 undecidable manual P 65 9.7791 131 0.1 99
IV.MML1.EHZ. 2023-05-07T10:42:48.61 0.1 positive manual P 227 6.7932 142 0.07 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SNTG.HHE. ML:0.1 0.00001375 0.56 AML other m 2023-05-07T10:42:52.07
IV.CSP1.EHN. ML:0.9 0.00007145 0.52 AML other m 2023-05-07T10:42:53.66
IV.CSP1.EHE. ML:0.7 0.0000481 0.42 AML other m 2023-05-07T10:42:53.71
IV.SNTG.HHN. ML:0.1 0.0000131 1.56 AML other m 2023-05-07T10:42:53.12
IV.FOSV.EHN. ML:0.6 0.00002275 1.58 AML other m 2023-05-07T10:42:55.85
IV.FOSV.EHE. ML:0.6 0.000018 0.08 AML other m 2023-05-07T10:42:59.02
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