Earthquake with magnitude of ML 1.2 on date 24-07-2020 and time 22:26:28 (UTC) in region 6 km W Visso (MC)

A magnitude ML 1.2 earthquake occured in region: 6 km W Visso (MC), on

  • 24-07-2020 22:26:28 (UTC)
  • 25-07-2020 00:26:28 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9360, 13.0110 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
Visso MC 6 1107 1107
Monte Cavallo MC 7 145 1252
Preci PG 7 724 1976
Sellano PG 9 1079 3055
Ussita MC 11 444 3499
Castelsantangelo sul Nera MC 13 281 3780
Pieve Torina MC 13 1458 5238
Fiordimonte MC 13 202 5440
Cerreto di Spoleto PG 15 1075 6515
Pievebovigliana MC 15 866 7381
Serravalle di Chienti MC 16 1070 8451
Fiastra MC 16 559 9010
Muccia MC 17 915 9925
Acquacanina MC 17 121 10046
Norcia PG 17 4957 15003
Bolognola MC 19 142 15145

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km E of Foligno (57155 inhabitants)
51 Km NE of Terni (111501 inhabitants)
54 Km E of Perugia (166134 inhabitants)
64 Km W of Teramo (54892 inhabitants)
72 Km NW of L'Aquila (69753 inhabitants)
86 Km SW of Ancona (100861 inhabitants)
94 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 2020-07-24
22:26:28
42.9357 13.0108 11 2020-07-24
22:32:39
Sala Sismica INGV-Roma 81317041
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-24 22:26:28 ± 0.09
Latitude 42.9357 ± 0.0045
Longitude 13.0108 ± 0.0074
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 81317041

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 650
Semi-minor axis of confidence ellipse (meter) 360
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 247
Circular confidence region, given by single value of horizontal uncertainty (meter) 650.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 94
Number of associated phases, regardless of their use for origin computation 39
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.53600
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 12
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 81317041
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-07-24 22:32:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TDS.HHZ. 2020-07-24T22:28:04.60 3.0 undecidable manual Sn -9.48 0
IV.SALB.HHZ. 2020-07-24T22:28:03.75 3.0 undecidable manual Sn -6.02 0
IV.ECTS.HHZ. 2020-07-24T22:27:58.73 3.0 undecidable manual Pg 14.81 0
OX.VARN.HHZ. 2020-07-24T22:27:54.99 3.0 undecidable manual Sg 1.95 0
IV.CMPR.HHZ. 2020-07-24T22:27:42.39 3.0 undecidable manual Sn -7.98 0
IV.MCRV.HHZ. 2020-07-24T22:27:36.07 3.0 undecidable manual Sn -3.17 0
IV.ILOS.HHZ. 2020-07-24T22:27:29.70 3.0 negative manual Pn -6.27 0
XK.SELL.HHZ. 2020-07-24T22:27:28.10 3.0 negative manual Pn -7.96 0
IV.EUCT.HNZ. 2020-07-24T22:27:23.24 3.0 negative manual Pn -0.18 0
OX.VARN.HHZ. 2020-07-24T22:27:19.62 3.0 negative manual Pg 4.91 0
IV.RIBO.EHZ.01 2020-07-24T22:27:00.54 3.0 undecidable manual Pg 5.47 0
IV.FIR.HHZ. 2020-07-24T22:26:59.04 3.0 undecidable manual Pg 3.61 0
IV.PE3.EHZ. 2020-07-24T22:26:50.82 3.0 undecidable manual S -8.27 0
IV.CRTC.HHZ. 2020-07-24T22:26:47.92 3.0 undecidable manual S -8.02 0
IV.TERO.HHZ. 2020-07-24T22:26:47.57 0.3 undecidable manual S 126 59.496 50 0.25 66
IV.LRP.EHZ. 2020-07-24T22:26:44.63 3.0 undecidable manual P -5.45 0
IV.ARVD.HHZ. 2020-07-24T22:26:44.35 3.0 undecidable manual S -3.06 0
IV.EL6.EHZ. 2020-07-24T22:26:43.85 0.3 undecidable manual S 10 44.3223 50 0.58 62
IV.SMA1.EHZ. 2020-07-24T22:26:43.59 0.3 undecidable manual S 142 42.9237 50 0.68 60
IV.SNTG.HHZ. 2020-07-24T22:26:41.03 0.3 undecidable manual S 351 35.8419 50 0 72
IV.TERO.HHZ. 2020-07-24T22:26:40.25 0.1 undecidable manual P 126 59.496 50 0.7 77
IV.ASSB.HHZ. 2020-07-24T22:26:39.46 0.6 undecidable manual S 293 30.9468 50 -0.25 46
IV.GAVE.EHZ. 2020-07-24T22:26:39.02 0.6 undecidable manual S 199 28.6491 50 -0.07 48
IV.EL6.EHZ. 2020-07-24T22:26:37.15 0.1 undecidable manual P 10 44.3223 50 -0.06 93
IV.MMO1.EHZ. 2020-07-24T22:26:37.88 0.3 undecidable manual S 99 25.9518 50 -0.5 66
IV.CSP1.EHZ. 2020-07-24T22:26:37.59 0.3 undecidable manual S 42 23.3544 50 -0.1 72
IV.SMA1.EHZ. 2020-07-24T22:26:36.96 0.1 undecidable manual P 142 42.9237 50 -0.05 94
IV.ASSB.HHZ. 2020-07-24T22:26:35.01 0.3 negative manual P 293 30.9468 50 -0.15 71
IV.SNTG.HHZ. 2020-07-24T22:26:35.77 0.1 undecidable manual P 351 35.8419 50 -0.14 93
IV.FDMO.HHZ. 2020-07-24T22:26:34.71 0.6 undecidable manual S 29 12.7761 130 -0.04 50
IV.NRCA.HHZ. 2020-07-24T22:26:34.85 0.6 undecidable manual S 143 14.0748 128 -0.26 47
IV.GAVE.EHZ. 2020-07-24T22:26:34.67 0.1 undecidable manual P 199 28.6491 50 -0.13 95
IV.CESI.HHZ. 2020-07-24T22:26:34.48 0.6 undecidable manual S 312 11.5773 133 0.05 50
IV.CSP1.EHZ. 2020-07-24T22:26:33.95 0.1 undecidable manual P 42 23.3544 50 -0.04 97
IV.MMO1.EHZ. 2020-07-24T22:26:33.68 0.1 undecidable manual P 99 25.9518 50 -0.71 81
IV.CESI.HHZ. 2020-07-24T22:26:32.27 0.1 negative manual P 312 11.5773 133 0.17 97
IV.FDMO.HHZ. 2020-07-24T22:26:32.42 0.1 undecidable manual P 29 12.7761 130 0.13 97
IV.NRCA.HHZ. 2020-07-24T22:26:32.38 0.6 undecidable manual P 143 14.0748 128 -0.12 49
IT.MTCL.HGZ. 2020-07-24T22:26:31.52 0.1 undecidable manual P 352 6.4935 149 0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHE. ML:1.3 0.0002145 0.14 AML other m 2020-07-24T22:26:34.64
IV.CESI.HHN. ML:1.4 0.0002675 0.26 AML other m 2020-07-24T22:26:34.71
IV.FDMO.HHN. ML:1.3 0.00021100000000000003 0.26 AML other m 2020-07-24T22:26:34.89
IV.NRCA.HHE. ML:1.4 0.0002225 1.9 AML other m 2020-07-24T22:26:34.01
IV.NRCA.HHN. ML:1.5 0.00031599999999999993 1.86 AML other m 2020-07-24T22:26:34.97
IV.FDMO.HHE. ML:1.3 0.00020750000000000003 0.22 AML other m 2020-07-24T22:26:35.18
IV.CSP1.EHE. ML:1.2 0.00010005 0.34 AML other m 2020-07-24T22:26:38.14
IV.CSP1.EHN. ML:1.2 0.0001075 0.36 AML other m 2020-07-24T22:26:38.19
IV.GAVE.EHE. ML:1.2 0.00008865 0.16 AML other m 2020-07-24T22:26:39.29
IV.ASSB.HHE. ML:0.9 0.0000375 0.48 AML other m 2020-07-24T22:26:39.29
IV.ASSB.HHN. ML:0.9 0.000034500000000000005 1.26 AML other m 2020-07-24T22:26:40.84
IV.GAVE.EHN. ML:1.2 0.00007505000000000001 0.14 AML other m 2020-07-24T22:26:40.28
IV.SNTG.HHE. ML:0.9 0.0000312 0.9 AML other m 2020-07-24T22:26:41.53
IV.SNTG.HHN. ML:0.9 0.00003045 1.24 AML other m 2020-07-24T22:26:42.29
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