Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.5 on date 16-03-2023 and time 00:13:54 (UTC) in region 2 km NE Muccia (MC)

A magnitude ML 0.5 earthquake occured in region: 2 km NE Muccia (MC), on

  • 16-03-2023 00:13:54 (UTC)
  • 16-03-2023 01:13:54 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0920, 13.0650 at 13 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Muccia MC 2 915 915
Pievebovigliana MC 4 866 1781
Camerino MC 5 6974 8755
Pieve Torina MC 5 1458 10213
Fiordimonte MC 6 202 10415
Serravalle di Chienti MC 9 1070 11485
Fiastra MC 10 559 12044
Acquacanina MC 11 121 12165
Sefro MC 11 422 12587
Pioraco MC 12 1134 13721
Monte Cavallo MC 12 145 13866
Castelraimondo MC 13 4587 18453
Serrapetrona MC 14 966 19419
Caldarola MC 14 1823 21242
Fiuminata MC 15 1402 22644
Cessapalombo MC 16 512 23156
Belforte del Chienti MC 16 1886 25042
Gagliole MC 17 620 25662
Camporotondo di Fiastrone MC 17 563 26225
Bolognola MC 17 142 26367
Ussita MC 17 444 26811
San Severino Marche MC 18 12726 39537
Visso MC 18 1107 40644
Matelica MC 19 9981 50625

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km E of Foligno (57155 inhabitants)
55 Km E of Perugia (166134 inhabitants)
68 Km NE of Terni (111501 inhabitants)
69 Km SW of Ancona (100861 inhabitants)
71 Km NW of Teramo (54892 inhabitants)
84 Km S of Fano (60888 inhabitants)
87 Km NW of L'Aquila (69753 inhabitants)
92 Km S of Pesaro (94582 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
Bulletin
Rev1000 		ML 0.5 2023-03-16
00:13:54		 43.092 13.0653 13 2024-03-01
17:18:19		 Bollettino Sismico Italiano INGV 124131461
Reviewed
Rev100 		ML 1.4 2023-03-16
00:13:54		 43.0833 13.0648 11 2023-03-16
00:30:40		 Sala Sismica INGV-Roma 115410941
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-16 00:13:54 ± 0.09
Latitude 43.0920 ± 0.0072
Longitude 13.0653 ± 0.0074
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 124131461

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 880
Semi-minor axis of confidence ellipse (meter) 248
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 144
Circular confidence region, given by single value of horizontal uncertainty (meter) 880.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 191
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.11
Epicentral distance of station closest to the epicenter (degree) 0.05756
Epicentral distance of station farthest from the epicenter (degree) 0.26080
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 115410941
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-16 00:30:40

ML:0.5

Field Value
Value 0.5
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 124131461
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-12-18 17:10:14
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHZ. 2023-03-16T00:14:04.36 0.6 undecidable manual S 172 28.9488 96 0.01 48
IV.CESI.HHZ. 2023-03-16T00:14:01.14 0.6 undecidable manual S 233 16.2726 109 0.12 48
IV.CSP1.EHZ. 2023-03-16T00:14:00.00 0.3 undecidable manual S 90 11.2776 125 0.15 72
IV.PF6.EHN. 2023-03-16T00:13:59.77 0.6 undecidable manual S 64 11.5773 124 -0.15 48
IV.NRCA.HHZ. 2023-03-16T00:13:59.88 0.3 undecidable manual P 172 28.9488 96 -0.16 70
IV.CESI.HHZ. 2023-03-16T00:13:58.18 0.1 positive manual P 233 16.2726 109 0.06 98
IV.FDMO.HHZ. 2023-03-16T00:13:58.78 0.3 undecidable manual S 164 6.3936 146 -0.15 73
IV.PF6.EHN. 2023-03-16T00:13:57.45 0.1 undecidable manual P 64 11.5773 124 -0.03 98
IV.CSP1.EHZ. 2023-03-16T00:13:57.52 0.1 undecidable manual P 90 11.2776 125 0.08 98
IV.FDMO.HHZ. 2023-03-16T00:13:56.91 0.1 undecidable manual P 164 6.3936 146 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHN. ML:0.2 0.0000195671615 0.22 AML other m 2023-03-16T00:13:59.14
IV.FDMO.HHE. ML:0.2 0.00001947525 0.14 AML other m 2023-03-16T00:13:59.02
IV.CSP1.EHE. ML:0.8 0.000066311905 0.1 AML other m 2023-03-16T00:14:00.21
IV.CSP1.EHN. ML:0.9 0.000073840435 0.2 AML other m 2023-03-16T00:14:00.06
IV.CESI.HHE. ML:0.4 0.000017984810000000002 0.1 AML other m 2023-03-16T00:14:01.34
IV.CESI.HHN. ML:0.6 0.00003357651000000001 0.1 AML other m 2023-03-16T00:14:01.30
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