Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 01-05-2020 and time 14:05:21 (Italy) in region 2 km SE Monte Cavallo (MC)

A magnitude ML 1.3 earthquake occured in region: 2 km SE Monte Cavallo (MC), on

  • 01-05-2020 12:05:21 (UTC)
  • 01-05-2020 14:05:21 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9760, 13.0180 at 12 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 3 145 145
Visso MC 8 1107 1252
Pieve Torina MC 8 1458 2710
Fiordimonte MC 9 202 2912
Ussita MC 11 444 3356
Preci PG 11 724 4080
Pievebovigliana MC 11 866 4946
Sellano PG 12 1079 6025
Serravalle di Chienti MC 12 1070 7095
Muccia MC 12 915 8010
Fiastra MC 13 559 8569
Acquacanina MC 14 121 8690
Castelsantangelo sul Nera MC 14 281 8971
Bolognola MC 17 142 9113
Camerino MC 18 6974 16087
Cerreto di Spoleto PG 19 1075 17162
Sefro MC 20 422 17584

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km E of Foligno (57155 inhabitants)
53 Km E of Perugia (166134 inhabitants)
55 Km NE of Terni (111501 inhabitants)
66 Km NW of Teramo (54892 inhabitants)
76 Km NW of L'Aquila (69753 inhabitants)
82 Km SW of Ancona (100861 inhabitants)
97 Km S of Fano (60888 inhabitants)
97 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 1.3 2020-05-01
12:05:21		 42.9757 13.0178 12 2020-05-01
12:12:48		 Sala Sismica INGV-Roma 78721721
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-05-01 12:05:21 ± 0.08
Latitude 42.9757 ± 0.0036
Longitude 13.0178 ± 0.0049
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 78721721

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 350
Semi-minor axis of confidence ellipse (meter) 305
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 55
Circular confidence region, given by single value of horizontal uncertainty (meter) 350.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 136
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.35883
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 14
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 78721721
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-05-01 12:12:48
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CPGN.EHZ. 2020-05-01T12:05:50.92 3.0 undecidable manual S -3.48 0
IV.ATFO.HHZ. 2020-05-01T12:05:39.32 3.0 undecidable manual S -0.18 0
IV.EL6.EHE. 2020-05-01T12:05:34.37 0.3 undecidable manual S 10 39.8268 92 0.12 68
IV.ATCC.EHZ. 2020-05-01T12:05:34.13 0.3 undecidable manual S 307 38.4282 92 0.25 66
IV.TERO.HHZ. 2020-05-01T12:05:32.40 3.0 negative manual P -0.15 0
IV.GUMA.HHZ. 2020-05-01T12:05:31.60 0.1 undecidable manual S 69 27.4503 93 0.64 83
IV.SNTG.HHZ. 2020-05-01T12:05:31.91 0.3 undecidable manual S 349 31.6461 92 -0.15 70
IV.MMO1.EHZ. 2020-05-01T12:05:30.56 0.1 undecidable manual S 109 26.4513 93 -0.13 93
IV.SMA1.EHZ. 2020-05-01T12:05:29.73 3.0 negative manual P -0.17 0
IV.PF6.EHZ. 2020-05-01T12:05:29.56 0.1 undecidable manual S 38 22.9548 94 -0.2 93
IV.ATCC.EHZ. 2020-05-01T12:05:28.46 0.1 undecidable manual P 307 38.4282 92 -0.04 94
IV.MF5.EHZ. 2020-05-01T12:05:28.58 3.0 undecidable manual P 0.24 0
IV.NRCA.HHZ. 2020-05-01T12:05:28.09 0.3 undecidable manual S 154 17.5713 99 -0.24 69
IV.CSP1.EHZ. 2020-05-01T12:05:28.82 0.3 undecidable manual S 50 19.869 96 -0.12 71
IV.EL6.EHE. 2020-05-01T12:05:28.56 0.6 undecidable manual P 10 39.8268 92 -0.16 46
IV.MML1.EHE. 2020-05-01T12:05:27.68 0.1 undecidable manual S 346 15.7731 103 -0.17 95
IV.GUMA.HHZ. 2020-05-01T12:05:27.05 0.1 undecidable manual P 69 27.4503 93 0.23 92
IV.MC2.EHE. 2020-05-01T12:05:27.79 0.3 undecidable manual S 117 15.5733 104 -0.02 72
IV.SNTG.HHZ. 2020-05-01T12:05:27.28 0.1 undecidable manual P 349 31.6461 92 -0.17 93
IV.CESI.HHE. 2020-05-01T12:05:26.50 0.3 undecidable manual S 290 9.7791 127 0.11 72
IV.FDMO.HHZ. 2020-05-01T12:05:26.00 0.3 undecidable manual S 40 8.7801 131 -0.2 71
IV.MMO1.EHZ. 2020-05-01T12:05:26.57 0.1 undecidable manual P 109 26.4513 93 -0.09 94
IV.PF6.EHZ. 2020-05-01T12:05:26.00 0.3 undecidable manual P 38 22.9548 94 -0.13 71
IT.MTCL.HGZ. 2020-05-01T12:05:25.07 0.1 undecidable manual S 324 2.4975 165 -0.23 95
IV.MC2.EHE. 2020-05-01T12:05:25.07 0.3 undecidable manual P 117 15.5733 104 0.07 73
IV.CSP1.EHZ. 2020-05-01T12:05:25.64 0.1 undecidable manual P 50 19.869 96 -0.01 97
IV.NRCA.HHZ. 2020-05-01T12:05:25.26 0.1 undecidable manual P 154 17.5713 99 -0.04 96
IV.FEMA.HNZ. 2020-05-01T12:05:25.51 0.1 undecidable manual S 120 2.997 162 0.18 98
IV.CESI.HHE. 2020-05-01T12:05:24.31 0.1 undecidable manual P 290 9.7791 127 0.13 96
IV.FDMO.HHZ. 2020-05-01T12:05:24.13 0.1 undecidable manual P 40 8.7801 131 0.06 98
IV.MML1.EHE. 2020-05-01T12:05:24.96 0.3 undecidable manual P 346 15.7731 103 -0.06 73
IV.FEMA.HNZ. 2020-05-01T12:05:23.79 0.1 undecidable manual P 120 2.997 162 0.22 96
IT.MTCL.HGZ. 2020-05-01T12:05:23.58 0.1 undecidable manual P 324 2.4975 165 0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:1.5 0.000402 0.22 AML other m 2020-05-01T12:05:26.27
IV.FDMO.HHN. ML:1.5 0.0003635 0.56 AML other m 2020-05-01T12:05:26.20
IV.NRCA.HHE. ML:1.4 0.0001825 0.14 AML other m 2020-05-01T12:05:28.33
IV.NRCA.HHN. ML:1.5 0.00026549999999999995 0.42 AML other m 2020-05-01T12:05:28.63
IV.CSP1.EHE. ML:1.3 0.000128 0.28 AML other m 2020-05-01T12:05:29.31
IV.CSP1.EHN. ML:1.3 0.0001285 1.2 AML other m 2020-05-01T12:05:30.04
IV.GUMA.HHN. ML:1.3 0.0000936 0.42 AML other m 2020-05-01T12:05:31.77
IV.SNTG.HHE. ML:0.8 0.00003095 0.52 AML other m 2020-05-01T12:05:32.13
IV.SNTG.HHN. ML:0.9 0.00003365 0.42 AML other m 2020-05-01T12:05:33.34
IV.GUMA.HHE. ML:1.2 0.00008874999999999999 0.62 AML other m 2020-05-01T12:05:37.22
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