Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.2 on date 14-08-2023 and time 19:26:51 (UTC) in region 2 km NW Fiuminata (MC)

A magnitude ML 0.2 earthquake occured in region: 2 km NW Fiuminata (MC), on

  • 14-08-2023 19:26:51 (UTC)
  • 14-08-2023 21:26:51 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.2050, 12.9260 at 20 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
Fiuminata MC 2 1402 1402
Esanatoglia MC 6 2034 3436
Pioraco MC 6 1134 4570
Sefro MC 7 422 4992
Matelica MC 9 9981 14973
Castelraimondo MC 11 4587 19560
Gualdo Tadino PG 12 15208 34768
Gagliole MC 12 620 35388
Cerreto d'Esi AN 14 3817 39205
Camerino MC 14 6974 46179
Fabriano AN 15 31480 77659
Serravalle di Chienti MC 15 1070 78729
Nocera Umbra PG 15 5839 84568
Fossato di Vico PG 17 2840 87408
Muccia MC 17 915 88323

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km NE of Foligno (57155 inhabitants)
45 Km E of Perugia (166134 inhabitants)
66 Km SW of Ancona (100861 inhabitants)
72 Km S of Fano (60888 inhabitants)
75 Km NE of Terni (111501 inhabitants)
79 Km S of Pesaro (94582 inhabitants)
88 Km NW of Teramo (54892 inhabitants)
89 Km E of Arezzo (99543 inhabitants)
100 Km SE of Rimini (147750 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 0.2 2023-08-14
19:26:51		 43.205 12.9257 20 2023-08-14
19:36:02		 Sala Sismica INGV-Roma 120126941
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-08-14 19:26:51 ± 0.38
Latitude 43.2050 ± 0.0225
Longitude 12.9257 ± 0.0321
Depth (km) 20 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 120126941

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2831
Semi-minor axis of confidence ellipse (meter) 1312
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 222
Circular confidence region, given by single value of horizontal uncertainty (meter) 2830.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 105
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.51
Epicentral distance of station closest to the epicenter (degree) 0.09713
Epicentral distance of station farthest from the epicenter (degree) 0.64751
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:0.2

Field Value
Value 0.2
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 120126941
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-08-14 19:36:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SMA1.EHZ. 2023-08-14T19:27:03.73 0.6 undecidable manual P 152 71.8725 99 0.08 45
IV.ATCC.EHZ. 2023-08-14T19:27:01.31 0.6 undecidable manual S 265 23.1546 123 0.84 38
IV.MML1.EHZ. 2023-08-14T19:26:58.22 0.3 undecidable manual S 160 10.7781 147 0.11 75
IV.FOSV.HNE. 2023-08-14T19:26:58.51 0.6 undecidable manual S 307 16.5723 134 -0.59 45
IV.FRON.EHZ. 2023-08-14T19:26:58.60 0.3 undecidable manual P 335 38.2284 109 0.01 72
IV.ARVD.HHZ. 2023-08-14T19:26:56.56 0.6 undecidable manual P 2 32.5452 113 -1.2 33
IV.EL6.EHE. 2023-08-14T19:26:56.94 0.1 undecidable manual P 46 19.7691 128 0.88 77
IV.ATCC.EHZ. 2023-08-14T19:26:56.65 0.1 undecidable manual P 265 23.1546 123 0.16 95
IV.FOSV.HNE. 2023-08-14T19:26:55.27 0.1 undecidable manual P 307 16.5723 134 -0.42 93
IV.MML1.EHZ. 2023-08-14T19:26:55.09 0.1 undecidable manual P 160 10.7781 147 -0.03 100
IV.FDMO.HHZ. 2023-08-14T19:26:55.68 0.6 undecidable manual P 145 22.8549 123 -0.76 39
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MML1.EHE. ML:0.1 0.000008924828500000001 0.0896 AML other m 2023-08-14T19:26:58.43
IV.MML1.EHN. ML:0.3 0.000014300500000000001 0.0768 AML other m 2023-08-14T19:26:58.68
IV.FDMO.HHE. ML:0.0 0.0000062831305 0.1536 AML other m 2023-08-14T19:26:59.78
IV.FDMO.HHN. ML:0.0 0.0000066633235 0.1152 AML other m 2023-08-14T19:26:59.62
IV.ATCC.EHE. ML:0.3 0.000012030647499999998 0.128 AML other m 2023-08-14T19:27:01.61
IV.ATCC.EHN. ML:0.5 0.000014336099 0.3328 AML other m 2023-08-14T19:27:01.50
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