Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 10-08-2020 and time 15:05:08 (UTC) in region 5 km NW Preci (PG)

A magnitude ML 1.5 earthquake occured in region: 5 km NW Preci (PG), on

  • 10-08-2020 15:05:08 (UTC)
  • 10-08-2020 17:05:08 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9190, 13.0180 at 11 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.

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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
Preci PG 5 724 724
Visso MC 6 1107 1831
Sellano PG 8 1079 2910
Monte Cavallo MC 9 145 3055
Ussita MC 10 444 3499
Castelsantangelo sul Nera MC 11 281 3780
Cerreto di Spoleto PG 14 1075 4855
Pieve Torina MC 14 1458 6313
Fiordimonte MC 14 202 6515
Norcia PG 15 4957 11472
Pievebovigliana MC 17 866 12338
Fiastra MC 17 559 12897
Acquacanina MC 18 121 13018
Serravalle di Chienti MC 18 1070 14088
Muccia MC 18 915 15003
Bolognola MC 19 142 15145

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km E of Foligno (57155 inhabitants)
50 Km NE of Terni (111501 inhabitants)
55 Km E of Perugia (166134 inhabitants)
63 Km W of Teramo (54892 inhabitants)
70 Km NW of L'Aquila (69753 inhabitants)
88 Km SW of Ancona (100861 inhabitants)
93 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
Bulletin
Rev1000 		ML 1.5 2020-08-10
15:05:08		 42.9192 13.0182 11 2020-11-19
12:37:03		 Bollettino Sismico Italiano INGV 83364001
Reviewed
Rev100 		ML 1.5 2020-08-10
15:05:08		 42.9167 13.0137 10 2020-08-10
15:23:48		 Sala Sismica INGV-Roma 81849351
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-08-10 15:05:08 ± 0.05
Latitude 42.9192 ± 0.0027
Longitude 13.0182 ± 0.0037
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 83364001

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 328
Semi-minor axis of confidence ellipse (meter) 270
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 46
Circular confidence region, given by single value of horizontal uncertainty (meter) 330.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 61
Number of associated phases, regardless of their use for origin computation 42
Number of defining phases 40
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.41459
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 38
Type of magnitude ML
Reference to an origin 81849351
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-08-10 15:23:48

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 28
Type of magnitude ML
Reference to an origin 83364001
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-09-29 13:23:57
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LPEL.HHZ. 2020-08-10T15:05:45.59 3.0 undecidable manual S -3.21 0
IV.LRP.EHZ. 2020-08-10T15:05:32.99 3.0 undecidable manual P 0.37 0
IV.EL6.EHZ. 2020-08-10T15:05:23.40 0.6 undecidable manual S 8 46.0206 50 0.29 45
IV.SMA1.EHZ. 2020-08-10T15:05:22.20 0.6 undecidable manual S 141 41.1255 50 0.38 44
IV.ATCC.EHZ. 2020-08-10T15:05:22.60 0.6 undecidable manual S 314 42.5241 50 0.41 44
IV.MOMA.HHZ. 2020-08-10T15:05:21.60 0.6 undecidable manual S 251 38.628 50 0.46 43
IV.MF5.EHZ. 2020-08-10T15:05:21.15 0.6 undecidable manual S 78 36.6411 50 0.53 43
IV.MTRA.EHZ. 2020-08-10T15:05:20.10 0.6 undecidable manual S 120 35.6421 50 -0.25 46
IV.ASSB.HHZ. 2020-08-10T15:05:19.10 0.3 undecidable manual S 295 32.2455 50 -0.33 68
IV.GUMA.HHZ. 2020-08-10T15:05:19.40 0.3 undecidable manual S 58 30.2475 50 0.49 66
IV.PF6.EHZ. 2020-08-10T15:05:18.18 0.3 undecidable manual S 30 28.1496 50 -0.17 71
IV.GAVE.HNZ. 2020-08-10T15:05:18.02 0.3 undecidable manual S 202 27.1506 50 -0.05 72
IV.MMO1.HNZ. 2020-08-10T15:05:17.17 0.3 undecidable manual S 95 25.1526 50 -0.38 68
IV.CSP1.EHZ. 2020-08-10T15:05:17.20 0.6 undecidable manual S 38 24.4533 50 -0.15 48
IV.SEF1.HNZ. 2020-08-10T15:05:17.62 0.3 undecidable manual S 347 25.8519 50 -0.12 72
IV.EL6.EHZ. 2020-08-10T15:05:16.71 0.1 undecidable manual P 8 46.0206 50 -0.14 92
IV.SMA1.EHZ. 2020-08-10T15:05:16.22 0.1 undecidable manual P 141 41.1255 50 0.12 93
IV.MML1.EHZ. 2020-08-10T15:05:16.35 0.3 undecidable manual S 350 21.867 50 -0.32 69
IV.ATCC.EHZ. 2020-08-10T15:05:16.49 0.1 undecidable manual P 314 42.5241 50 0.17 92
IV.MOMA.HHZ. 2020-08-10T15:05:15.68 0.3 undecidable manual P 251 38.628 50 -0.03 71
IV.MF5.EHZ. 2020-08-10T15:05:15.75 0.1 undecidable manual P 78 36.6411 50 0.34 89
IV.MTRA.EHZ. 2020-08-10T15:05:15.08 0.1 undecidable manual P 120 35.6421 50 -0.17 93
IV.FDMO.HHZ. 2020-08-10T15:05:14.20 0.3 undecidable manual S 23 14.1747 127 -0.24 71
IV.GUMA.HHZ. 2020-08-10T15:05:14.56 0.1 undecidable manual P 58 30.2475 50 0.14 94
IV.SEF1.HNZ. 2020-08-10T15:05:14.43 0.6 undecidable manual P 347 25.8519 50 0.68 41
IV.MC2.EHZ. 2020-08-10T15:05:14.50 0.3 undecidable manual S 93 13.875 127 0.13 73
IV.ASSB.HHZ. 2020-08-10T15:05:14.64 0.1 undecidable manual P 295 32.2455 50 -0.08 95
IV.CESI.HHZ. 2020-08-10T15:05:14.20 0.3 undecidable manual S 316 13.2756 129 0.01 75
IV.CSP1.EHZ. 2020-08-10T15:05:13.40 0.1 positive manual P 38 24.4533 50 -0.12 96
IV.MML1.EHZ. 2020-08-10T15:05:13.01 0.1 undecidable manual P 350 21.867 50 -0.12 96
IV.MMO1.HNZ. 2020-08-10T15:05:13.40 0.3 undecidable manual P 95 25.1526 50 -0.24 70
IV.PF6.EHZ. 2020-08-10T15:05:13.79 0.1 undecidable manual P 30 28.1496 50 -0.31 91
IV.NRCA.HHZ. 2020-08-10T15:05:13.60 0.3 undecidable manual S 141 12.2766 131 -0.33 70
IV.GAVE.HNZ. 2020-08-10T15:05:13.76 0.3 undecidable manual P 202 27.1506 50 -0.17 71
IV.FEMA.HNZ. 2020-08-10T15:05:12.60 0.3 undecidable manual S 28 5.3946 153 0.17 74
IT.MTCL.HGZ. 2020-08-10T15:05:12.86 0.3 undecidable manual S 350 8.3805 142 -0.14 73
IV.NRCA.HHZ. 2020-08-10T15:05:11.50 0.1 undecidable manual P 141 12.2766 131 -0.05 99
IV.CESI.HHZ. 2020-08-10T15:05:11.80 0.1 undecidable manual P 316 13.2756 129 0.11 98
IV.FDMO.HHZ. 2020-08-10T15:05:11.86 0.1 positive manual P 23 14.1747 127 0.02 99
IT.MTCL.HGZ. 2020-08-10T15:05:11.05 0.1 undecidable manual P 350 8.3805 142 0.04 100
IV.MC2.EHZ. 2020-08-10T15:05:11.86 0.3 undecidable manual P 93 13.875 127 0.06 74
IV.FEMA.HNZ. 2020-08-10T15:05:10.87 0.1 undecidable manual P 28 5.3946 153 0.19 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HNN. ML:1.6 0.00045504635000000003 0.0896 AML other m 2020-08-10T15:05:14.17
IV.NRCA.HHN. ML:1.7 0.0005043986500000001 0.1408 AML other m 2020-08-10T15:05:14.12
IV.CESI.HHE. ML:1.6 0.00043320885 0.1664 AML other m 2020-08-10T15:05:14.36
IV.CESI.HNE. ML:1.6 0.0004314833 0.1664 AML other m 2020-08-10T15:05:14.28
IV.CESI.HHN. ML:1.7 0.0005191476 0.2944 AML other m 2020-08-10T15:05:14.43
IV.CESI.HNN. ML:1.6 0.00042549520000000003 0.2944 AML other m 2020-08-10T15:05:14.44
IV.NRCA.HNE. ML:1.5 0.00030872730000000006 0.1024 AML other m 2020-08-10T15:05:14.85
IV.NRCA.HHE. ML:1.5 0.0003309738 0.1024 AML other m 2020-08-10T15:05:14.80
IV.CSP1.EHE. ML:1.5 0.00017091455 0.1408 AML other m 2020-08-10T15:05:17.82
IV.CSP1.EHN. ML:1.2 0.000094848505 0.256 AML other m 2020-08-10T15:05:17.94
IV.ASSB.HHE. ML:1.3 0.00009210466 0.128 AML other m 2020-08-10T15:05:19.53
IV.MTRA.EHN. ML:1.1 0.00004254133 0.2304 AML other m 2020-08-10T15:05:20.95
IV.ASSB.HHN. ML:1.2 0.000074906685 0.0768 AML other m 2020-08-10T15:05:20.92
IV.MF5.EHN. ML:1.3 0.0000824841765 0.512 AML other m 2020-08-10T15:05:21.71
IV.MTRA.EHE. ML:1.0 0.000040450575 0.1536 AML other m 2020-08-10T15:05:21.64
IV.MF5.EHE. ML:1.2 0.00006165736 1.8592 AML other m 2020-08-10T15:05:22.00
IV.MOMA.HHN. ML:1.2 0.000048859984999999995 0.1408 AML other m 2020-08-10T15:05:22.38
IV.MOMA.HHE. ML:1.3 0.00007296342 0.1792 AML other m 2020-08-10T15:05:22.61
IV.EL6.EHN. ML:1.8 0.00018519124999999997 0.2688 AML other m 2020-08-10T15:05:24.29
IV.EL6.EHE. ML:1.6 0.00012412245 0.2048 AML other m 2020-08-10T15:05:24.61
IV.FIAM.HHN. ML:0.8 0.000010884596 0.1024 AML other m 2020-08-10T15:05:25.40
IV.MOMA.HNE. ML:1.4 0.000099265635 0.7296 AML other m 2020-08-10T15:05:29.56
IV.MOMA.HNN. ML:1.8 0.000248357 0.832 AML other m 2020-08-10T15:05:30.46
IV.FIAM.HNE. ML:3.1 0.0018882984999999998 1.408 AML other m 2020-08-10T15:05:32.71
IV.MTRA.HNN. ML:1.4 0.000098570665 1.4112 AML other m 2020-08-10T15:05:32.79
IV.MTRA.HNE. ML:1.5 0.00011382173 0.5888 AML other m 2020-08-10T15:05:32.52
IV.FIAM.HHE. ML:0.8 0.00000870151 0.32 AML other m 2020-08-10T15:05:35.68
IV.FIAM.HNN. ML:1.9 0.000117407345 0.7552 AML other m 2020-08-10T15:05:48.68
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