Earthquake with magnitude of ML 1.2 on date 03-10-2023 and time 20:03:08 (Italy) in region 4 km SW Fiordimonte (MC)

A magnitude ML 1.2 earthquake occured in region: 4 km SW Fiordimonte (MC), on

  • 03-10-2023 18:03:08 (UTC)
  • 03-10-2023 20:03:08 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0060, 13.0670 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
Fiordimonte MC 4 202 202
Pieve Torina MC 5 1458 1660
Monte Cavallo MC 5 145 1805
Pievebovigliana MC 7 866 2671
Fiastra MC 8 559 3230
Visso MC 8 1107 4337
Muccia MC 9 915 5252
Ussita MC 9 444 5696
Acquacanina MC 9 121 5817
Serravalle di Chienti MC 12 1070 6887
Bolognola MC 13 142 7029
Preci PG 14 724 7753
Castelsantangelo sul Nera MC 14 281 8034
Camerino MC 15 6974 15008
Sellano PG 17 1079 16087
Sefro MC 18 422 16509
Sarnano MC 19 3264 19773
Cessapalombo MC 20 512 20285
Caldarola MC 20 1823 22108

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km E of Foligno (57155 inhabitants)
56 Km E of Perugia (166134 inhabitants)
60 Km NE of Terni (111501 inhabitants)
65 Km NW of Teramo (54892 inhabitants)
77 Km SW of Ancona (100861 inhabitants)
78 Km NW of L'Aquila (69753 inhabitants)
93 Km S of Fano (60888 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 1.2 2023-10-03
18:03:08
43.0057 13.0667 14 2023-10-03
18:15:47
Sala Sismica INGV-Roma 121721341
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-10-03 18:03:08 ± 0.08
Latitude 43.0057 ± 0.0027
Longitude 13.0667 ± 0.0049
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 121721341

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 376
Semi-minor axis of confidence ellipse (meter) 195
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 52
Circular confidence region, given by single value of horizontal uncertainty (meter) 380.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 62
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.26530
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 121721341
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-10-03 18:15:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SNTG.HHZ. 2023-10-03T18:03:18.63 0.3 undecidable manual S 340 29.4483 100 0.13 71
IV.MOMA.HHZ. 2023-10-03T18:03:18.26 3.0 positive manual P -0.07 0
IV.NRCA.HHZ. 2023-10-03T18:03:15.68 0.1 undecidable manual S 169 19.4694 110 -0.23 94
IV.CSP1.EHZ. 2023-10-03T18:03:14.78 0.1 undecidable manual S 49 14.7741 121 0.01 99
IV.CESI.HHZ. 2023-10-03T18:03:14.54 0.1 undecidable manual S 270 13.1757 125 0.13 97
IV.ASSB.HHZ. 2023-10-03T18:03:14.95 3.0 undecidable manual P -0.71 0
IV.MML1.EHZ. 2023-10-03T18:03:14.59 0.3 undecidable manual S 327 14.2746 122 -0.06 73
IV.MC2.EHE. 2023-10-03T18:03:14.91 0.3 undecidable manual S 136 14.3745 122 0.22 71
IV.SNTG.HHZ. 2023-10-03T18:03:13.91 0.1 undecidable manual P 340 29.4483 100 -0.2 92
IV.FEMA.HNE. 2023-10-03T18:03:13.33 0.3 undecidable manual S 196 4.995 156 0.31 71
IV.GUMA.HHZ. 2023-10-03T18:03:13.24 0.3 undecidable manual P 74 22.6551 106 0.16 71
IV.NRCA.HHZ. 2023-10-03T18:03:12.42 0.1 undecidable manual P 169 19.4694 110 -0.19 95
IT.MTCL.HGE. 2023-10-03T18:03:12.92 0.1 undecidable manual S 257 5.5944 153 -0.16 98
IV.FDMO.HHZ. 2023-10-03T18:03:12.76 0.3 undecidable manual S 26 3.7962 161 -0.13 73
IV.MML1.EHZ. 2023-10-03T18:03:12.00 0.1 undecidable manual P 327 14.2746 122 0.12 97
IV.MC2.EHE. 2023-10-03T18:03:11.92 0.1 undecidable manual P 136 14.3745 122 0.01 99
IV.CSP1.EHZ. 2023-10-03T18:03:11.97 0.1 undecidable manual P 49 14.7741 121 0.02 99
IV.FEMA.HNE. 2023-10-03T18:03:11.03 0.1 undecidable manual P 196 4.995 156 0.09 99
IV.CESI.HHZ. 2023-10-03T18:03:11.80 0.1 positive manual P 270 13.1757 125 0.06 98
IV.FDMO.HHZ. 2023-10-03T18:03:10.84 0.1 undecidable manual P 26 3.7962 161 -0.03 100
IT.MTCL.HGE. 2023-10-03T18:03:10.90 0.1 undecidable manual P 257 5.5944 153 -0.08 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHN. ML:1.3 0.0001605 0.2 AML other m 2023-10-03T18:03:14.71
IV.CESI.HHE. ML:1.1 0.00010405000000000001 1.62 AML other m 2023-10-03T18:03:14.82
IV.MML1.EHE. ML:1.0 0.00009435 0.14 AML other m 2023-10-03T18:03:14.97
IV.MML1.EHN. ML:1.1 0.00010255 1.3 AML other m 2023-10-03T18:03:15.24
IV.NRCA.HHN. ML:1.4 0.000174 0.58 AML other m 2023-10-03T18:03:15.92
IV.NRCA.HHE. ML:1.2 0.00010255 0.12 AML other m 2023-10-03T18:03:17.64
IV.MOMA.HHE. ML:1.0 0.0000303 0.22 AML other m 2023-10-03T18:03:24.53
IV.MOMA.HHN. ML:1.5 0.0000899 0.98 AML other m 2023-10-03T18:03:36.42
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download