Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 08-06-2021 and time 21:00:40 (UTC) in region 2 km NE Monte Cavallo (MC)

A magnitude ML 1.2 earthquake occured in region: 2 km NE Monte Cavallo (MC), on

  • 08-06-2021 21:00:40 (UTC)
  • 08-06-2021 23:00:40 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0080, 13.0240 at 8 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.

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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 2 145 145
Pieve Torina MC 5 1458 1603
Fiordimonte MC 6 202 1805
Pievebovigliana MC 8 866 2671
Muccia MC 9 915 3586
Serravalle di Chienti MC 9 1070 4656
Visso MC 10 1107 5763
Fiastra MC 11 559 6322
Ussita MC 12 444 6766
Acquacanina MC 13 121 6887
Preci PG 14 724 7611
Camerino MC 15 6974 14585
Sellano PG 15 1079 15664
Castelsantangelo sul Nera MC 16 281 15945
Sefro MC 17 422 16367
Bolognola MC 17 142 16509
Pioraco MC 19 1134 17643

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km E of Foligno (57155 inhabitants)
53 Km E of Perugia (166134 inhabitants)
58 Km NE of Terni (111501 inhabitants)
68 Km NW of Teramo (54892 inhabitants)
79 Km SW of Ancona (100861 inhabitants)
79 Km NW of L'Aquila (69753 inhabitants)
93 Km S of Fano (60888 inhabitants)
100 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 1.2 2021-06-08
21:00:40		 43.0077 13.0243 8 2021-06-08
21:07:22		 Sala Sismica INGV-Roma 90949601
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-06-08 21:00:40 ± 0.08
Latitude 43.0077 ± 0.0036
Longitude 13.0243 ± 0.0061
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 90949601

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 488
Semi-minor axis of confidence ellipse (meter) 351
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 94
Circular confidence region, given by single value of horizontal uncertainty (meter) 490.0
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 27
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.49373
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 13
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 90949601
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-06-08 21:07:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.APEC.HHZ. 2021-06-08T21:01:05.37 3.0 undecidable manual S -0.36 0
IV.ARVD.HHZ. 2021-06-08T21:00:58.79 0.3 undecidable manual S 353 54.8007 50 0.62 60
IV.SMA1.EHZ. 2021-06-08T21:00:56.49 0.6 undecidable manual S 149 48.9177 50 -0.09 47
IV.CING.HHZ. 2021-06-08T21:00:55.11 0.6 undecidable manual S 19 43.1235 50 0.07 47
IV.GAVE.EHZ. 2021-06-08T21:00:53.39 0.3 undecidable manual S 197 36.5412 50 0.1 71
IV.MF5.EHZ. 2021-06-08T21:00:53.59 0.6 undecidable manual S 93 35.3424 50 0.62 42
IV.EL6.EHZ. 2021-06-08T21:00:52.95 0.6 undecidable manual S 10 36.2415 50 -0.25 46
IV.MMO1.EHZ. 2021-06-08T21:00:50.09 0.6 undecidable manual S 116 27.3504 107 -0.24 47
IV.ARVD.HHZ. 2021-06-08T21:00:50.45 0.1 undecidable manual P 353 54.8007 50 -0.22 90
IV.GUMA.HHZ. 2021-06-08T21:00:50.41 0.6 undecidable manual S 76 25.9518 107 0.54 44
IV.SMA1.EHZ. 2021-06-08T21:00:49.46 0.1 undecidable manual P 149 48.9177 50 -0.3 89
IV.CING.HHZ. 2021-06-08T21:00:48.59 0.6 negative manual P 19 43.1235 50 -0.27 45
IV.NRCA.HHZ. 2021-06-08T21:00:48.16 0.6 undecidable manual S 159 20.6682 112 0.02 50
IV.EL6.EHZ. 2021-06-08T21:00:47.45 0.1 undecidable manual P 10 36.2415 50 -0.35 90
IV.GAVE.EHZ. 2021-06-08T21:00:47.53 1.0 undecidable manual P 197 36.5412 50 -0.33 23
IV.CSP1.EHZ. 2021-06-08T21:00:47.25 0.6 undecidable manual S 57 17.3715 115 0.17 48
IV.MF5.EHZ. 2021-06-08T21:00:47.78 0.1 undecidable manual P 93 35.3424 50 0.11 95
IV.MC2.EHZ. 2021-06-08T21:00:47.60 0.6 undecidable manual S 129 17.0718 116 0.6 43
IV.GUMA.HHZ. 2021-06-08T21:00:46.04 0.6 undecidable manual P 76 25.9518 107 0.16 48
IV.CESI.HHZ. 2021-06-08T21:00:45.12 0.6 undecidable manual S 268 9.6792 130 0.28 48
IV.MMO1.EHZ. 2021-06-08T21:00:45.86 1.0 negative manual P 116 27.3504 107 -0.29 23
IV.CSP1.EHZ. 2021-06-08T21:00:44.27 0.3 positive manual P 57 17.3715 115 0 75
IV.MC2.EHZ. 2021-06-08T21:00:44.21 0.1 undecidable manual P 129 17.0718 116 -0.01 100
IV.NRCA.HHZ. 2021-06-08T21:00:44.74 0.1 negative manual P 159 20.6682 112 -0.14 97
IV.FDMO.HHZ. 2021-06-08T21:00:43.12 0.6 undecidable manual S 58 5.994 144 -0.83 40
IV.CESI.HHZ. 2021-06-08T21:00:43.27 0.1 positive manual P 268 9.6792 130 0.3 95
IV.FDMO.HHZ. 2021-06-08T21:00:42.11 1.0 undecidable manual P 58 5.994 144 -0.35 24
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:1.4 0.0004295 0.32 AML other m 2021-06-08T21:00:43.28
IV.FDMO.HHN. ML:1.3 0.000341 0.34 AML other m 2021-06-08T21:00:43.83
IV.CESI.HHN. ML:1.1 0.0001715 0.32 AML other m 2021-06-08T21:00:45.23
IV.CESI.HHE. ML:1.2 0.0002055 0.16 AML other m 2021-06-08T21:00:45.24
IV.CSP1.EHE. ML:1.3 0.00016849999999999998 0.42 AML other m 2021-06-08T21:00:47.62
IV.NRCA.HHN. ML:1.3 0.000156 0.12 AML other m 2021-06-08T21:00:48.88
IV.NRCA.HHE. ML:1.2 0.00011249999999999998 0.12 AML other m 2021-06-08T21:00:48.96
IV.CSP1.EHN. ML:1.3 0.0001725 1.18 AML other m 2021-06-08T21:00:48.38
IV.GUMA.HHE. ML:1.3 0.00011795 0.24 AML other m 2021-06-08T21:00:50.67
IV.GUMA.HHN. ML:1.2 0.0000872 0.22 AML other m 2021-06-08T21:00:50.69
IV.EL6.EHE. ML:1.4 0.00010155 0.14 AML other m 2021-06-08T21:00:53.58
IV.EL6.EHN. ML:1.4 0.00009975 0.28 AML other m 2021-06-08T21:00:53.78
IV.CING.HHE. ML:1.0 0.00003135 0.46 AML other m 2021-06-08T21:00:55.40
IV.CING.HHN. ML:1.4 0.0000852 0.12 AML other m 2021-06-08T21:00:55.47
IV.ARVD.HHN. ML:0.6 0.00000972 0.68 AML other m 2021-06-08T21:00:59.69
IV.ARVD.HHE. ML:0.8 0.000014 0.6 AML other m 2021-06-08T21:00:59.79
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