Earthquake with magnitude of ML 0.7 on date 27-05-2023 and time 21:19:03 (Italy) in region 4 km SW Fiastra (MC)

A magnitude ML 0.7 earthquake occured in region: 4 km SW Fiastra (MC), on

  • 27-05-2023 19:19:03 (UTC)
  • 27-05-2023 21:19:03 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0120, 13.1250 at 5 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
Fiastra MC 4 559 559
Fiordimonte MC 4 202 761
Acquacanina MC 5 121 882
Pievebovigliana MC 7 866 1748
Pieve Torina MC 7 1458 3206
Ussita MC 8 444 3650
Bolognola MC 9 142 3792
Visso MC 9 1107 4899
Muccia MC 10 915 5814
Monte Cavallo MC 10 145 5959
Castelsantangelo sul Nera MC 13 281 6240
Camerino MC 15 6974 13214
Sarnano MC 15 3264 16478
Cessapalombo MC 15 512 16990
Serravalle di Chienti MC 16 1070 18060
Preci PG 16 724 18784
Caldarola MC 16 1823 20607
Camporotondo di Fiastrone MC 18 563 21170
Gualdo MC 19 815 21985
San Ginesio MC 19 3498 25483
Amandola FM 19 3629 29112
Montefortino FM 19 1178 30290
Serrapetrona MC 19 966 31256
Belforte del Chienti MC 19 1886 33142

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km E of Foligno (57155 inhabitants)
61 Km E of Perugia (166134 inhabitants)
61 Km NW of Teramo (54892 inhabitants)
64 Km NE of Terni (111501 inhabitants)
75 Km SW of Ancona (100861 inhabitants)
77 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 0.7 2023-05-27
19:19:03
43.0122 13.1252 5 2023-05-27
20:01:04
Sala Sismica INGV-Roma 117791201
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-27 19:19:03 ± 0.16
Latitude 43.0122 ± 0.0036
Longitude 13.1252 ± 0.0049
Depth (km) 5 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117791201

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 419
Semi-minor axis of confidence ellipse (meter) 153
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 187
Circular confidence region, given by single value of horizontal uncertainty (meter) 420.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 70
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.03687
Epicentral distance of station farthest from the epicenter (degree) 0.17897
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitude information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 117791201
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-27 20:01:04
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CESI.HHZ. 2023-05-27T19:19:09.74 0.6 undecidable manual S 268 17.871 107 0.13 48
7F.SIB2.EHZ. 2023-05-27T19:19:09.94 0.6 undecidable manual S 133 19.7691 105 -0.29 46
IV.NRCA.HHZ. 2023-05-27T19:19:09.95 0.6 undecidable manual S 183 19.869 105 -0.3 46
IV.MML1.HNE. 2023-05-27T19:19:09.42 0.6 undecidable manual S 312 16.7721 108 0.19 47
IV.GUMA.HHZ. 2023-05-27T19:19:09.81 0.6 undecidable manual S 72 17.9709 107 0.19 47
7F.SIB3.EHZ. 2023-05-27T19:19:09.96 0.6 undecidable manual S 142 19.1697 106 -0.09 48
7F.SIB3.EHZ. 2023-05-27T19:19:08.01 0.1 undecidable manual P 142 19.1697 106 0.89 76
IV.PF6.EHN. 2023-05-27T19:19:08.74 0.6 undecidable manual S 22 15.0738 110 0.08 49
IV.GUMA.HHZ. 2023-05-27T19:19:07.09 1.0 negative manual P 72 17.9709 107 0.22 24
IV.FEMA.HNZ. 2023-05-27T19:19:07.01 0.6 undecidable manual S 228 8.2806 123 0.47 45
IV.CSP1.EHZ. 2023-05-27T19:19:07.53 0.6 undecidable manual S 36 10.9779 116 0.17 48
IT.MTCL.HGZ. 2023-05-27T19:19:07.41 0.6 undecidable manual S 259 10.3785 117 0.22 48
IV.CESI.HHZ. 2023-05-27T19:19:06.80 0.1 positive manual P 268 17.871 107 -0.07 97
7F.SIB2.EHZ. 2023-05-27T19:19:06.82 0.1 undecidable manual P 133 19.7691 105 -0.41 90
IV.NRCA.HHZ. 2023-05-27T19:19:06.92 1.0 undecidable manual P 183 19.869 105 -0.32 23
IV.MML1.HNE. 2023-05-27T19:19:06.50 0.1 undecidable manual P 312 16.7721 108 -0.15 96
IV.PF6.EHN. 2023-05-27T19:19:06.22 0.1 undecidable manual P 22 15.0738 110 -0.1 97
IV.CSP1.EHZ. 2023-05-27T19:19:05.58 0.3 positive manual P 36 10.9779 116 0.01 75
IT.MTCL.HGZ. 2023-05-27T19:19:05.40 0.1 undecidable manual P 259 10.3785 117 -0.07 98
IV.FEMA.HNZ. 2023-05-27T19:19:05.10 0.1 undecidable manual P 228 8.2806 123 0.01 100
IV.FDMO.HHE. 2023-05-27T19:19:05.15 0.6 undecidable manual S 311 4.0959 143 -0.31 47
IV.FDMO.HHE. 2023-05-27T19:19:04.34 0.1 undecidable manual P 311 4.0959 143 -0.13 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSP1.EHE. ML:0.9 0.00012409999999999998 1.44 AML other m 2023-05-27T19:19:08.27
IV.CSP1.EHN. ML:0.9 0.00010925000000000001 1.18 AML other m 2023-05-27T19:19:09.93
IV.CESI.HHN. ML:0.6 0.000036700000000000004 0.28 AML other m 2023-05-27T19:19:09.99
IV.CESI.HHE. ML:0.5 0.000031 1.22 AML other m 2023-05-27T19:19:09.95
IV.NRCA.HHE. ML:0.7 0.00004289999999999999 1.4 AML other m 2023-05-27T19:19:12.71
IV.NRCA.HHN. ML:0.7 0.00004245 0.38 AML other m 2023-05-27T19:19:12.37
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