Earthquake with magnitude of ML 0.5 on date 13-09-2023 and time 21:47:03 (Italy) in region 8 km W Fiuminata (MC)

A magnitude ML 0.5 earthquake occured in region: 8 km W Fiuminata (MC), on

  • 13-09-2023 19:47:03 (UTC)
  • 13-09-2023 21:47:03 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1730, 12.8410 at 14 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Fiuminata MC 8 1402 1402
Nocera Umbra PG 8 5839 7241
Gualdo Tadino PG 8 15208 22449
Sefro MC 9 422 22871
Pioraco MC 12 1134 24005
Esanatoglia MC 12 2034 26039
Valtopina PG 14 1398 27437
Serravalle di Chienti MC 14 1070 28507
Fossato di Vico PG 15 2840 31347
Matelica MC 17 9981 41328
Castelraimondo MC 18 4587 45915
Camerino MC 19 6974 52889
Fabriano AN 19 31480 84369
Muccia MC 19 915 85284
Valfabbrica PG 19 3389 88673
Sigillo PG 20 2404 91077
Gagliole MC 20 620 91697

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km NE of Foligno (57155 inhabitants)
37 Km E of Perugia (166134 inhabitants)
70 Km N of Terni (111501 inhabitants)
74 Km SW of Ancona (100861 inhabitants)
76 Km S of Fano (60888 inhabitants)
82 Km S of Pesaro (94582 inhabitants)
84 Km E of Arezzo (99543 inhabitants)
91 Km NW of Teramo (54892 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 2023-09-13
19:47:03
43.173 12.8412 14 2023-09-13
19:52:27
Sala Sismica INGV-Roma 121033971
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-13 19:47:03 ± 0.19
Latitude 43.1730 ± 0.0144
Longitude 12.8412 ± 0.0160
Depth (km) 14 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 121033971

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1823
Semi-minor axis of confidence ellipse (meter) 819
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 35
Circular confidence region, given by single value of horizontal uncertainty (meter) 1820.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 207
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.22573
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 4
Magnitude information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.1
Num. used stations 6
Type of magnitude ML
Reference to an origin 121033971
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-09-13 19:52:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FDMO.HHZ. 2023-09-13T19:47:12.94 0.1 undecidable manual S 127 25.0527 103 0 99
IV.ARRO.EHZ. 2023-09-13T19:47:11.80 3.0 negative manual P -0.09 0
IV.FOSV.EHZ. 2023-09-13T19:47:10.27 0.3 undecidable manual S 334 14.9739 120 -0.15 73
IV.MML1.EHZ. 2023-09-13T19:47:09.96 0.3 undecidable manual S 122 12.4764 127 0.09 74
IV.SNTG.HHZ. 2023-09-13T19:47:09.64 0.3 undecidable manual S 41 12.1767 128 -0.16 74
IV.FDMO.HHZ. 2023-09-13T19:47:08.87 0.1 undecidable manual P 127 25.0527 103 -0.17 95
IV.ASSB.HHZ. 2023-09-13T19:47:08.40 3.0 negative manual P 0.43 0
IV.MML1.EHZ. 2023-09-13T19:47:07.22 0.1 undecidable manual P 122 12.4764 127 -0.05 100
IV.SNTG.HHZ. 2023-09-13T19:47:07.44 0.1 undecidable manual P 41 12.1767 128 0.21 97
IV.FOSV.EHZ. 2023-09-13T19:47:07.75 0.3 undecidable manual P 334 14.9739 120 0.16 73
IV.ATCC.EHZ. 2023-09-13T19:47:07.84 3.0 positive manual P -0.31 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MML1.EHN. ML:0.4 0.000024050000000000002 1.1 AML other m 2023-09-13T19:47:10.28
IV.MML1.EHE. ML:0.5 0.0000305 0.38 AML other m 2023-09-13T19:47:10.09
IV.FOSV.EHN. ML:0.5 0.00002395 0.34 AML other m 2023-09-13T19:47:10.59
IV.FOSV.EHE. ML:0.4 0.0000175 0.82 AML other m 2023-09-13T19:47:10.93
IV.FDMO.HHE. ML:0.7 0.00002335 0.66 AML other m 2023-09-13T19:47:13.04
IV.FDMO.HHN. ML:0.4 0.000016400000000000002 0.14 AML other m 2023-09-13T19:47:13.33
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