Earthquake with magnitude of ML 0.8 on date 27-03-2021 and time 16:02:17 (UTC) in region 5 km W Monte Cavallo (MC)

A magnitude ML 0.8 earthquake occured in region: 5 km W Monte Cavallo (MC), on

  • 27-03-2021 16:02:17 (UTC)
  • 27-03-2021 17:02:17 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9920, 12.9460 at 9 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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 5 145 145
Serravalle di Chienti MC 9 1070 1215
Pieve Torina MC 10 1458 2673
Sellano PG 12 1079 3752
Fiordimonte MC 13 202 3954
Muccia MC 13 915 4869
Visso MC 13 1107 5976
Pievebovigliana MC 14 866 6842
Preci PG 15 724 7566
Ussita MC 17 444 8010
Sefro MC 17 422 8432
Valtopina PG 17 1398 9830
Fiastra MC 18 559 10389
Nocera Umbra PG 18 5839 16228
Camerino MC 19 6974 23202
Acquacanina MC 19 121 23323
Cerreto di Spoleto PG 19 1075 24398

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km E of Foligno (57155 inhabitants)
47 Km E of Perugia (166134 inhabitants)
54 Km NE of Terni (111501 inhabitants)
72 Km NW of Teramo (54892 inhabitants)
80 Km NW of L'Aquila (69753 inhabitants)
84 Km SW of Ancona (100861 inhabitants)
94 Km NE of Viterbo (67173 inhabitants)
95 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
Bulletin
Rev1000
ML 0.8 2021-03-27
16:02:17
42.9922 12.9463 9 2021-07-12
16:55:06
Bollettino Sismico Italiano INGV 89247491
Reviewed
Rev100
ML 0.8 2021-03-27
16:02:17
42.9897 12.9443 7 2021-03-27
16:09:44
Sala Sismica INGV-Roma 88525571
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-27 16:02:17 ± 0.04
Latitude 42.9922 ± 0.0027
Longitude 12.9463 ± 0.0037
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 89247491

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 279
Semi-minor axis of confidence ellipse (meter) 239
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 174
Circular confidence region, given by single value of horizontal uncertainty (meter) 280.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 58
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.46495
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 89247491
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-04-19 07:30:24

ML:0.8

Field Value
Value 0.8
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 88525571
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-03-27 16:09:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PE3.EHZ. 2021-03-27T16:02:31.10 3.0 negative manual P -0.44 0
IV.EL6.EHZ. 2021-03-27T16:02:31.08 0.3 undecidable manual S 19 39.4272 50 0.05 70
IV.GAVE.EHN. 2021-03-27T16:02:29.67 0.6 undecidable manual S 187 33.5442 50 0.22 45
IV.ATCC.HNZ. 2021-03-27T16:02:29.24 0.3 undecidable manual S 311 32.745 50 -0.01 71
IV.CESX.HHE. 2021-03-27T16:02:27.00 0.1 undecidable manual P 215 51.6039 50 -0.21 88
IV.ASSB.HHZ. 2021-03-27T16:02:26.25 0.6 undecidable manual S 284 23.9538 110 -0.15 47
IV.PF6.EHZ. 2021-03-27T16:02:26.71 0.3 undecidable manual S 51 25.752 109 -0.28 68
IV.CSP1.EHZ. 2021-03-27T16:02:26.28 0.3 undecidable manual S 62 23.6541 110 -0.02 72
IV.MC2.EHZ. 2021-03-27T16:02:25.90 0.3 undecidable manual S 114 21.6672 112 0.26 69
IV.EL6.EHZ. 2021-03-27T16:02:25.10 0.6 undecidable manual P 19 39.4272 50 -0.22 45
IV.NRCA.HNE. 2021-03-27T16:02:25.88 0.3 undecidable manual S 142 22.2555 112 0.04 72
IV.ATCC.HNZ. 2021-03-27T16:02:24.55 0.3 undecidable manual P 311 32.745 50 0.25 68
IV.MOMA.HNZ. 2021-03-27T16:02:24.96 0.1 undecidable manual P 236 37.0296 50 0.01 94
IV.GAVE.EHN. 2021-03-27T16:02:24.18 0.3 undecidable manual P 187 33.5442 50 -0.24 68
IV.MML1.HNZ. 2021-03-27T16:02:23.40 0.3 undecidable manual S 9 13.5753 123 0.24 70
IV.NRCA.HNE. 2021-03-27T16:02:22.41 0.3 undecidable manual P 142 22.2555 112 0.08 72
IV.FDMO.HHZ. 2021-03-27T16:02:22.91 0.3 undecidable manual S 67 12.4764 125 0.09 73
IV.PF6.EHZ. 2021-03-27T16:02:22.77 0.1 undecidable manual P 51 25.752 109 -0.22 92
IV.CSP1.EHZ. 2021-03-27T16:02:22.32 0.3 undecidable manual P 62 23.6541 110 -0.28 69
IV.MC2.EHZ. 2021-03-27T16:02:22.36 0.3 undecidable manual P 114 21.6672 112 0.14 71
IV.ASSB.HHZ. 2021-03-27T16:02:22.66 0.3 undecidable manual P 284 23.9538 110 0 72
IV.MML1.HNZ. 2021-03-27T16:02:21.12 0.3 undecidable manual P 9 13.5753 123 0.34 69
IV.FEMA.HNZ. 2021-03-27T16:02:21.95 0.3 undecidable manual S 112 8.9799 134 0.04 74
IV.FEMA.HNZ. 2021-03-27T16:02:20.00 0.3 undecidable manual P 112 8.9799 134 -0.06 73
IT.MTCL.HGZ. 2021-03-27T16:02:20.40 0.6 undecidable manual S 87 4.2957 154 -0.54 44
IV.FDMO.HHZ. 2021-03-27T16:02:20.84 0.3 positive manual P 67 12.4764 125 0.25 70
IV.CESI.HHZ. 2021-03-27T16:02:20.64 0.6 undecidable manual S 293 3.6963 157 -0.2 48
IV.CESI.HHZ. 2021-03-27T16:02:19.62 0.1 undecidable manual P 293 3.6963 157 0.17 97
IT.MTCL.HGZ. 2021-03-27T16:02:19.50 0.1 undecidable manual P 87 4.2957 154 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:0.8 0.00006805 0.32 AML other m 2021-03-27T16:02:23.29
IV.FDMO.HHN. ML:0.8 0.00008215 0.4 AML other m 2021-03-27T16:02:23.32
IV.ASSB.HHN. ML:0.9 0.0000475 0.36 AML other m 2021-03-27T16:02:26.91
IV.ASSB.HHE. ML:0.8 0.0000366 0.28 AML other m 2021-03-27T16:02:27.72
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