Earthquake with magnitude of ML 0.9 on date 01-05-2023 and time 21:19:27 (UTC) in region 2 km SE Fiordimonte (MC)

A magnitude ML 0.9 earthquake occured in region: 2 km SE Fiordimonte (MC), on

  • 01-05-2023 21:19:27 (UTC)
  • 01-05-2023 23:19:27 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0240, 13.0980 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
Fiordimonte MC 2 202 202
Pievebovigliana MC 5 866 1068
Pieve Torina MC 5 1458 2526
Fiastra MC 5 559 3085
Acquacanina MC 6 121 3206
Muccia MC 8 915 4121
Monte Cavallo MC 9 145 4266
Ussita MC 9 444 4710
Visso MC 10 1107 5817
Bolognola MC 11 142 5959
Camerino MC 13 6974 12933
Serravalle di Chienti MC 13 1070 14003
Castelsantangelo sul Nera MC 15 281 14284
Cessapalombo MC 16 512 14796
Caldarola MC 17 1823 16619
Sarnano MC 17 3264 19883
Preci PG 17 724 20607
Camporotondo di Fiastrone MC 18 563 21170
Sefro MC 18 422 21592
Serrapetrona MC 19 966 22558
Belforte del Chienti MC 19 1886 24444
Pioraco MC 20 1134 25578

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km E of Foligno (57155 inhabitants)
58 Km E of Perugia (166134 inhabitants)
63 Km NE of Terni (111501 inhabitants)
64 Km NW of Teramo (54892 inhabitants)
74 Km SW of Ancona (100861 inhabitants)
79 Km NW of L'Aquila (69753 inhabitants)
91 Km S of Fano (60888 inhabitants)
100 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
Reviewed
Rev100
ML 0.9 2023-05-01
21:19:27
43.0243 13.0985 5 2023-05-01
21:36:15
Sala Sismica INGV-Roma 116945581
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-01 21:19:27 ± 0.12
Latitude 43.0243 ± 0.0036
Longitude 13.0985 ± 0.0049
Depth (km) 5 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 116945581

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 410
Semi-minor axis of confidence ellipse (meter) 19
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 175
Circular confidence region, given by single value of horizontal uncertainty (meter) 410.0
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 24
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.01439
Epicentral distance of station farthest from the epicenter (degree) 0.32196
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 7
Type of magnitude ML
Reference to an origin 116945581
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-01 21:36:15
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ASSB.HHZ. 2023-05-01T21:19:40.16 0.3 undecidable manual S 273 35.742 98 -0.24 69
IV.EL6.EHZ. 2023-05-01T21:19:39.68 0.3 undecidable manual S 0 33.8439 99 -0.06 72
IV.SNTG.HHZ. 2023-05-01T21:19:37.97 0.3 undecidable manual S 334 28.5492 100 0.01 73
IV.NRCA.HHZ. 2023-05-01T21:19:35.53 0.3 undecidable manual S 177 21.2676 104 0.08 73
IV.GUMA.HHZ. 2023-05-01T21:19:35.34 0.3 undecidable manual S 77 19.6692 105 0.42 68
IV.MMO1.EHZ. 2023-05-01T21:19:35.87 0.3 undecidable manual S 127 23.1546 103 -0.24 71
IV.ASSB.HHZ. 2023-05-01T21:19:34.62 0.1 undecidable manual P 273 35.742 98 -0.48 87
IV.CESI.HHZ. 2023-05-01T21:19:34.07 0.3 undecidable manual S 262 15.873 108 0.4 69
IV.EL6.EHZ. 2023-05-01T21:19:34.28 0.1 undecidable manual P 0 33.8439 99 -0.44 88
IV.PF6.EHZ. 2023-05-01T21:19:33.38 0.3 undecidable manual S 32 14.7741 110 0.07 74
IV.SNTG.HHZ. 2023-05-01T21:19:33.35 0.1 undecidable manual P 334 28.5492 100 -0.34 91
IV.MML1.EHZ. 2023-05-01T21:19:33.60 0.3 undecidable manual S 314 14.2746 110 0.47 68
IV.GUMA.HHZ. 2023-05-01T21:19:32.42 0.1 undecidable manual P 77 19.6692 105 0.48 90
IV.MMO1.EHZ. 2023-05-01T21:19:32.34 0.1 undecidable manual P 127 23.1546 103 -0.28 93
IV.CSP1.EHZ. 2023-05-01T21:19:32.37 0.3 undecidable manual S 49 11.3775 115 0.14 73
IV.NRCA.HHZ. 2023-05-01T21:19:32.12 0.1 undecidable manual P 177 21.2676 104 -0.13 97
IV.MML1.EHZ. 2023-05-01T21:19:31.10 0.1 undecidable manual P 314 14.2746 110 0.19 96
IV.CESI.HHZ. 2023-05-01T21:19:31.45 0.1 undecidable manual P 262 15.873 108 0.24 95
IV.PF6.EHZ. 2023-05-01T21:19:31.00 0.1 undecidable manual P 32 14.7741 110 -0.01 100
IT.MTCL.HGZ. 2023-05-01T21:19:31.92 0.6 undecidable manual S 247 8.6802 121 0.52 45
IV.CSP1.EHZ. 2023-05-01T21:19:30.47 0.1 undecidable manual P 49 11.3775 115 0.09 99
IT.MTCL.HGZ. 2023-05-01T21:19:30.08 0.1 undecidable manual P 247 8.6802 121 0.17 98
IV.FDMO.HHZ. 2023-05-01T21:19:29.26 0.3 undecidable manual S 326 1.5984 163 -0.51 69
IV.FDMO.HHZ. 2023-05-01T21:19:28.71 0.1 undecidable manual P 326 1.5984 163 -0.25 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MML1.EHN. ML:1.2 0.0002065 0.2 AML other m 2023-05-01T21:19:34.15
IV.MML1.EHE. ML:0.9 0.0000882 0.96 AML other m 2023-05-01T21:19:34.45
IV.NRCA.HHE. ML:1.0 0.00008515000000000001 1.32 AML other m 2023-05-01T21:19:36.82
IV.NRCA.HHN. ML:1.1 0.00009575 0.18 AML other m 2023-05-01T21:19:36.32
IV.FDMO.HHE. ML:0.0 0.0005032378 0.1024 AML other m 2023-05-01T21:19:29.45
IV.FDMO.HHN. ML:0.0 0.00060004 0.0896 AML other m 2023-05-01T21:19:29.54
IV.CESI.HHE. ML:0.8 0.000060523305 0.2688 AML other m 2023-05-01T21:19:34.53
IV.CESI.HHN. ML:0.6 0.00004408924 0.2816 AML other m 2023-05-01T21:19:34.39
IV.MMO1.EHE. ML:0.7 0.00003556143 0.128 AML other m 2023-05-01T21:19:36.23
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