Earthquake with magnitude of Md 1.4 on date 01-04-2023 and time 05:11:44 (UTC) in region 3 km E Monte Cavallo (MC)

A magnitude Md 1.4 earthquake occured in region: 3 km E Monte Cavallo (MC), on

  • 01-04-2023 05:11:44 (UTC)
  • 01-04-2023 07:11:44 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9900, 13.0370 at 3 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
Monte Cavallo MC 3 145 145
Pieve Torina MC 6 1458 1603
Fiordimonte MC 7 202 1805
Visso MC 8 1107 2912
Pievebovigliana MC 9 866 3778
Ussita MC 10 444 4222
Muccia MC 10 915 5137
Fiastra MC 11 559 5696
Serravalle di Chienti MC 12 1070 6766
Acquacanina MC 12 121 6887
Preci PG 12 724 7611
Castelsantangelo sul Nera MC 14 281 7892
Sellano PG 14 1079 8971
Bolognola MC 16 142 9113
Camerino MC 16 6974 16087
Sefro MC 19 422 16509

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km E of Foligno (57155 inhabitants)
54 Km E of Perugia (166134 inhabitants)
57 Km NE of Terni (111501 inhabitants)
66 Km NW of Teramo (54892 inhabitants)
77 Km NW of L'Aquila (69753 inhabitants)
80 Km SW of Ancona (100861 inhabitants)
95 Km S of Fano (60888 inhabitants)
99 Km NE of Viterbo (67173 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
Md 1.4 2023-04-01
05:11:44
42.9903 13.0373 3 2023-04-01
07:34:20
Sala Sismica INGV-Roma 115935901
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-01 05:11:44 ± 0.08
Latitude 42.9903 ± 0.0027
Longitude 13.0373 ± 0.0037
Depth (km) 3 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 115935901

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 259
Semi-minor axis of confidence ellipse (meter) 114
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 192
Circular confidence region, given by single value of horizontal uncertainty (meter) 260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 122
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.13
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.16637
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 5
Magnitude information

Md:1.4

Field Value
Value 1.4
Uncertainty 0.4
Num. used stations 4
Type of magnitude Md
Reference to an origin 115935901
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-01 07:34:20
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SGRT.HHZ. 2023-04-01T05:12:28.83 3.0 undecidable manual Sn 0.01 0
IV.ATVO.HHZ. 2023-04-01T05:11:54.40 3.0 positive manual P 0.47 0
IV.RCAV.EHZ. 2023-04-01T05:11:52.27 3.0 undecidable manual P 0.01 0
IV.NRCA.HHZ. 2023-04-01T05:11:51.54 0.1 undecidable manual S 160 18.4704 98 0.14 95
IV.CESI.HHZ. 2023-04-01T05:11:48.80 0.1 undecidable manual S 279 10.878 103 0 99
IV.MML1.EHZ. 2023-04-01T05:11:48.03 0.1 undecidable manual P 339 14.6742 100 0.13 96
IV.NRCA.HHZ. 2023-04-01T05:11:48.42 0.3 undecidable manual P 160 18.4704 98 -0.24 70
IV.FDMO.HHZ. 2023-04-01T05:11:47.34 0.1 undecidable manual S 38 6.4935 112 -0.01 99
IV.CESI.HHZ. 2023-04-01T05:11:47.09 0.1 undecidable manual P 279 10.878 103 -0.07 98
IV.FDMO.HHZ. 2023-04-01T05:11:46.28 0.1 undecidable manual P 38 6.4935 112 -0.04 99
IT.MTCL.HGE. 2023-04-01T05:11:46.30 0.1 undecidable manual S 277 3.0969 130 -0.01 100
IT.MTCL.HGE. 2023-04-01T05:11:45.75 0.1 undecidable manual P 277 3.0969 130 0.03 100
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
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