Earthquake with magnitude of ML 1.0 on date 05-02-2021 and time 22:01:55 (Italy) in region 3 km SE Monte Cavallo (MC)

A magnitude ML 1.0 earthquake occured in region: 3 km SE Monte Cavallo (MC), on

  • 05-02-2021 21:01:55 (UTC)
  • 05-02-2021 22:01:55 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9780, 13.0330 at 11 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
Visso MC 7 1107 1252
Pieve Torina MC 8 1458 2710
Fiordimonte MC 8 202 2912
Ussita MC 9 444 3356
Pievebovigliana MC 10 866 4222
Preci PG 11 724 4946
Muccia MC 12 915 5861
Fiastra MC 12 559 6420
Serravalle di Chienti MC 12 1070 7490
Acquacanina MC 13 121 7611
Sellano PG 13 1079 8690
Castelsantangelo sul Nera MC 14 281 8971
Bolognola MC 16 142 9113
Camerino MC 18 6974 16087
Cerreto di Spoleto PG 20 1075 17162
Sefro MC 20 422 17584

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km E of Foligno (57155 inhabitants)
54 Km E of Perugia (166134 inhabitants)
56 Km NE of Terni (111501 inhabitants)
65 Km NW of Teramo (54892 inhabitants)
76 Km NW of L'Aquila (69753 inhabitants)
81 Km SW of Ancona (100861 inhabitants)
96 Km S of Fano (60888 inhabitants)
98 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
ML 1.0 2021-02-05
21:01:55
42.9783 13.0332 11 2021-02-05
21:08:03
Sala Sismica INGV-Roma 86865541
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-02-05 21:01:55 ± 0.06
Latitude 42.9783 ± 0.0036
Longitude 13.0332 ± 0.0049
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 86865541

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 393
Semi-minor axis of confidence ellipse (meter) 320
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 34
Circular confidence region, given by single value of horizontal uncertainty (meter) 390.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 85
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) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.02068
Epicentral distance of station farthest from the epicenter (degree) 0.38131
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:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 86865541
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-02-05 21:08:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MOMA.HHN. 2021-02-05T21:02:10.09 0.3 undecidable manual S 243 42.3243 50 0.32 66
IV.EL6.EHZ. 2021-02-05T21:02:09.33 0.3 undecidable manual S 8 39.3273 50 0.36 66
IV.ASSB.HHZ. 2021-02-05T21:02:06.43 0.1 undecidable manual S 283 31.1466 50 -0.37 89
IV.MMO1.EHZ. 2021-02-05T21:02:05.02 0.3 undecidable manual S 110 25.4523 50 -0.24 69
IV.MOMA.HHN. 2021-02-05T21:02:04.26 0.3 undecidable manual P 243 42.3243 50 0.34 66
IV.CSP1.EHZ. 2021-02-05T21:02:03.41 0.3 undecidable manual S 48 18.7701 120 0 74
IV.EL6.EHZ. 2021-02-05T21:02:03.29 0.6 positive manual P 8 39.3273 50 -0.17 46
IV.NRCA.HHZ. 2021-02-05T21:02:02.63 0.3 undecidable manual S 158 17.3715 121 -0.36 68
IV.MML1.EHN. 2021-02-05T21:02:02.32 0.3 undecidable manual S 342 15.7731 124 -0.21 71
IV.ASSB.HHZ. 2021-02-05T21:02:02.48 0.3 undecidable manual P 283 31.1466 50 0.27 68
IV.MC2.EHE. 2021-02-05T21:02:02.51 0.3 undecidable manual S 120 14.6742 126 0.29 70
IV.CESI.HHZ. 2021-02-05T21:02:01.17 0.3 undecidable manual S 286 10.878 134 -0.02 74
IV.MMO1.EHZ. 2021-02-05T21:02:01.09 0.1 undecidable manual P 110 25.4523 50 -0.22 93
IV.FDMO.HHZ. 2021-02-05T21:02:00.52 0.1 undecidable manual S 34 7.7811 144 0.03 99
IV.CSP1.EHZ. 2021-02-05T21:02:00.24 0.6 undecidable manual P 48 18.7701 120 0 49
IV.FEMA.HNE. 2021-02-05T21:01:59.94 0.1 undecidable manual S 143 2.2977 168 0.24 96
IV.MC2.EHE. 2021-02-05T21:01:59.80 0.3 undecidable manual P 120 14.6742 126 0.24 70
IT.MTCL.HGE. 2021-02-05T21:01:59.56 0.1 undecidable manual S 302 3.1968 163 -0.22 96
IV.CESI.HHZ. 2021-02-05T21:01:59.02 0.3 undecidable manual P 286 10.878 134 0.06 74
IV.NRCA.HHZ. 2021-02-05T21:01:59.79 0.1 positive manual P 158 17.3715 121 -0.21 94
IV.MML1.EHN. 2021-02-05T21:01:59.62 0.3 undecidable manual P 342 15.7731 124 -0.12 72
IV.FDMO.HHZ. 2021-02-05T21:01:58.62 0.6 undecidable manual P 34 7.7811 144 0.05 49
IV.FEMA.HNE. 2021-02-05T21:01:58.26 0.1 undecidable manual P 143 2.2977 168 0.16 98
IT.MTCL.HGE. 2021-02-05T21:01:58.12 0.1 undecidable manual P 302 3.1968 163 -0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:1.0 0.00013450000000000002 0.16 AML other m 2021-02-05T21:02:00.59
IV.FDMO.HHN. ML:1.1 0.000187 0.18 AML other m 2021-02-05T21:02:00.63
IV.CESI.HHE. ML:0.6 0.00004625 0.2 AML other m 2021-02-05T21:02:01.17
IV.CESI.HHN. ML:0.8 0.00006345000000000001 0.5 AML other m 2021-02-05T21:02:01.29
IV.NRCA.HHE. ML:0.8 0.0000551 0.44 AML other m 2021-02-05T21:02:03.35
IV.CSP1.EHN. ML:1.3 0.0001417 1.74 AML other m 2021-02-05T21:02:04.92
IV.NRCA.HHN. ML:0.9 0.00005985 0.52 AML other m 2021-02-05T21:02:04.10
IV.CSP1.EHE. ML:1.3 0.0001485 0.94 AML other m 2021-02-05T21:02:04.21
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