Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 03-07-2020 and time 00:29:06 (UTC) in region 5 km N Spoleto (PG)

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

  • 03-07-2020 00:29:06 (UTC)
  • 03-07-2020 02:29:06 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7810, 12.7380 at 10 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
Spoleto PG 5 38218 38218
Campello sul Clitunno PG 6 2442 40660
Castel Ritaldi PG 7 3278 43938
Sant'Anatolia di Narco PG 10 564 44502
Vallo di Nera PG 10 364 44866
Scheggino PG 11 461 45327
Trevi PG 11 8469 53796
Giano dell'Umbria PG 14 3846 57642
Montefalco PG 15 5679 63321
Cerreto di Spoleto PG 15 1075 64396
Massa Martana PG 18 3770 68166
Poggiodomo PG 18 117 68283
Ferentillo TR 18 1913 70196
Acquasparta TR 19 4778 74974
Sellano PG 20 1079 76053
Foligno PG 20 57155 133208

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km S of Foligno (57155 inhabitants)
26 Km N of Terni (111501 inhabitants)
46 Km SE of Perugia (166134 inhabitants)
66 Km NE of Viterbo (67173 inhabitants)
72 Km NW of L'Aquila (69753 inhabitants)
80 Km W of Teramo (54892 inhabitants)
87 Km N of Guidonia Montecelio (88673 inhabitants)
91 Km N of Tivoli (56533 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 2020-07-03
00:29:06		 42.7807 12.7382 10 2020-11-19
12:37:06		 Bollettino Sismico Italiano INGV 84592101
Reviewed
Rev100 		ML 1.6 2020-07-03
00:29:05		 42.7812 12.7313 11 2020-07-03
00:34:37		 Sala Sismica INGV-Roma 80712241
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-03 00:29:06 ± 0.05
Latitude 42.7807 ± 0.0036
Longitude 12.7382 ± 0.0049
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 84592101

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 472
Semi-minor axis of confidence ellipse (meter) 300
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 233
Circular confidence region, given by single value of horizontal uncertainty (meter) 470.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 64
Number of associated phases, regardless of their use for origin computation 52
Number of defining phases 48
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.73205
Number of stations at which the event was observed 33
Number of stations from which data was used for origin computation 30
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 28
Type of magnitude ML
Reference to an origin 80712241
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-07-03 00:34:37

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 40
Type of magnitude ML
Reference to an origin 84592101
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-11-15 23:09:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NDIM.HHZ. 2020-07-03T00:30:21.13 3.0 undecidable manual Sn 5.36 0
IV.ROSPO.HHZ. 2020-07-03T00:29:57.89 3.0 undecidable manual Sn 0.36 0
IV.ROSPO.HHZ. 2020-07-03T00:29:34.36 3.0 undecidable manual Pn -0.46 0
IV.SMA1.EHZ. 2020-07-03T00:29:23.24 0.6 undecidable manual S 109 51.4152 50 0.65 40
IV.RM33.EHZ. 2020-07-03T00:29:22.03 0.6 undecidable manual S 128 49.2174 50 0.04 47
IV.MMO1.EHZ. 2020-07-03T00:29:22.29 0.6 undecidable manual S 74 49.617 50 0.17 46
IV.CSP1.EHZ. 2020-07-03T00:29:22.70 0.6 undecidable manual S 48 51.3153 50 0.15 46
IV.TOLF.HHZ. 2020-07-03T00:29:21.46 3.0 undecidable manual P -1.98 0
IV.OFFI.HHZ. 2020-07-03T00:29:21.10 0.3 undecidable manual P 77 78.9654 50 1.25 43
IV.ATCC.EHZ. 2020-07-03T00:29:21.37 0.6 undecidable manual S 350 45.621 50 0.34 44
IV.ARVD.HHZ. 2020-07-03T00:29:20.02 0.3 undecidable manual P 12 81.252 50 -0.19 64
IV.FDMO.HHZ. 2020-07-03T00:29:19.30 0.6 undecidable manual S 45 40.1265 50 -0.27 45
IV.SSFR.HNZ. 2020-07-03T00:29:19.15 0.3 undecidable manual P 3 72.8715 50 0.25 65
IV.MC2.EHZ. 2020-07-03T00:29:19.59 0.6 undecidable manual S 68 39.4272 50 0.2 46
IV.MML1.HNE. 2020-07-03T00:29:19.94 0.6 undecidable manual S 27 41.5251 50 0 48
IV.ATVO.HHZ. 2020-07-03T00:29:19.32 0.3 undecidable manual P 338 71.9724 50 0.55 60
IV.SACS.HHZ. 2020-07-03T00:29:18.46 0.3 undecidable manual P 277 67.8765 50 0.32 64
IV.FIAM.HHZ. 2020-07-03T00:29:17.57 0.3 undecidable manual P 151 64.7907 50 -0.09 68
IT.MTCL.HGZ. 2020-07-03T00:29:17.03 0.6 undecidable manual S 42 31.746 50 -0.32 46
IV.MF5.EHZ. 2020-07-03T00:29:17.94 0.3 undecidable manual P 68 62.9925 50 0.55 61
IV.ASSB.HHZ. 2020-07-03T00:29:16.70 0.6 undecidable manual S 347 29.748 50 -0.11 48
IV.MURB.HHZ. 2020-07-03T00:29:16.57 0.3 undecidable manual P 342 56.2992 50 0.22 67
IV.LNSS.HHZ. 2020-07-03T00:29:16.90 0.6 undecidable manual S 129 31.5462 50 -0.38 45
IV.CESI.HHZ. 2020-07-03T00:29:16.16 0.6 undecidable manual S 28 28.3494 50 -0.26 47
IV.GUMA.HHZ. 2020-07-03T00:29:16.96 0.3 undecidable manual P 57 57.6978 50 0.38 65
IV.NRCA.HHZ. 2020-07-03T00:29:16.80 0.6 undecidable manual S 79 31.1466 50 -0.38 45
IV.FOSV.EHZ. 2020-07-03T00:29:16.66 0.3 undecidable manual P 2 57.0984 50 0.18 67
IV.CSP1.EHZ. 2020-07-03T00:29:15.56 0.1 positive manual P 48 51.3153 50 -0.02 94
IV.RM33.EHZ. 2020-07-03T00:29:15.09 0.1 undecidable manual P 128 49.2174 50 -0.17 91
IV.MMO1.EHZ. 2020-07-03T00:29:15.23 0.1 undecidable manual P 74 49.617 50 -0.1 93
IV.SMA1.EHZ. 2020-07-03T00:29:15.61 0.1 undecidable manual P 109 51.4152 50 0 94
IV.ATCC.EHZ. 2020-07-03T00:29:14.67 0.1 undecidable manual P 350 45.621 50 -0.04 95
IV.CESX.HHZ. 2020-07-03T00:29:14.50 0.6 undecidable manual S 213 22.755 113 -0.13 48
IV.ARRO.EHZ. 2020-07-03T00:29:14.60 0.6 undecidable manual S 174 22.4553 113 0.06 49
IV.FDMO.HHZ. 2020-07-03T00:29:13.69 0.1 negative manual P 45 40.1265 50 -0.18 93
IV.MC2.EHZ. 2020-07-03T00:29:13.72 0.1 positive manual P 68 39.4272 50 -0.04 96
IV.MML1.HNE. 2020-07-03T00:29:13.89 0.3 undecidable manual P 27 41.5251 50 -0.19 69
IV.LNSS.HHZ. 2020-07-03T00:29:12.31 0.1 undecidable manual P 129 31.5462 50 -0.23 93
IT.MTCL.HGZ. 2020-07-03T00:29:12.40 0.3 undecidable manual P 42 31.746 50 -0.18 71
IV.NRCA.HHZ. 2020-07-03T00:29:12.23 0.1 positive manual P 79 31.1466 50 -0.25 93
IV.GAVE.EHZ. 2020-07-03T00:29:12.70 0.6 undecidable manual S 128 16.0728 121 0.15 49
IV.ASSB.HHZ. 2020-07-03T00:29:12.02 0.1 positive manual P 347 29.748 50 -0.25 93
IV.FEMA.HNE. 2020-07-03T00:29:12.52 0.3 undecidable manual P 51 32.3454 50 -0.15 71
IV.ARRO.EHZ. 2020-07-03T00:29:11.08 0.1 negative manual P 174 22.4553 113 0.12 97
IV.CESI.HHZ. 2020-07-03T00:29:11.82 0.1 negative manual P 28 28.3494 50 -0.23 94
IV.MOMA.HHZ. 2020-07-03T00:29:11.70 0.6 undecidable manual S 281 13.9749 124 -0.23 48
IT.GNU.HGE. 2020-07-03T00:29:11.82 0.6 undecidable manual S 281 13.875 124 -0.11 49
IT.FOPC.HGN. 2020-07-03T00:29:10.70 0.1 undecidable manual P 352 21.1677 114 -0.02 99
IV.CESX.HHZ. 2020-07-03T00:29:10.84 0.1 negative manual P 213 22.755 113 -0.17 96
IV.GAVE.EHZ. 2020-07-03T00:29:09.89 0.1 positive manual P 128 16.0728 121 0.08 99
IT.GNU.HGE. 2020-07-03T00:29:09.52 0.1 positive manual P 281 13.875 124 0.07 99
IV.MOMA.HHZ. 2020-07-03T00:29:09.49 0.1 negative manual P 281 13.9749 124 0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MOMA.HHE. ML:2.4 0.0026399999999999996 0.22 AML other m 2020-07-03T00:29:12.29
IV.MOMA.HHN. ML:2.0 0.0009695 0.18 AML other m 2020-07-03T00:29:12.58
IV.ARRO.EHN. ML:1.3 0.00014 1.84 AML other m 2020-07-03T00:29:16.02
IV.CESX.HHE. ML:1.6 0.0002395 1.3 AML other m 2020-07-03T00:29:16.04
IV.ARRO.EHE. ML:1.3 0.0001465 0.18 AML other m 2020-07-03T00:29:16.11
IV.CESX.HHN. ML:1.6 0.00025550000000000003 0.36 AML other m 2020-07-03T00:29:16.65
IV.ASSB.HHN. ML:1.5 0.00014649999999999998 1.08 AML other m 2020-07-03T00:29:17.85
IV.NRCA.HHE. ML:2.0 0.0004365 0.14 AML other m 2020-07-03T00:29:17.79
IV.ASSB.HHE. ML:1.6 0.00017549999999999998 1.16 AML other m 2020-07-03T00:29:17.26
IV.LNSS.HHE. ML:1.9 0.000376 0.1 AML other m 2020-07-03T00:29:17.87
IV.CESI.HHN. ML:1.6 0.000184 0.34 AML other m 2020-07-03T00:29:18.00
IV.CESI.HHE. ML:1.3 0.000108 1.14 AML other m 2020-07-03T00:29:18.34
IV.NRCA.HHN. ML:1.6 0.0002 0.18 AML other m 2020-07-03T00:29:18.44
IV.LNSS.HHN. ML:1.8 0.00027400000000000005 0.24 AML other m 2020-07-03T00:29:19.60
IV.FDMO.HHE. ML:1.4 0.00008484999999999999 0.14 AML other m 2020-07-03T00:29:19.79
IV.FDMO.HHN. ML:1.4 0.00008345 1.12 AML other m 2020-07-03T00:29:20.96
IV.ATCC.EHN. ML:1.5 0.00009365 0.66 AML other m 2020-07-03T00:29:22.52
IV.ATCC.EHE. ML:1.6 0.000104 0.48 AML other m 2020-07-03T00:29:22.78
IV.RM33.EHE. ML:1.6 0.0000935 1.84 AML other m 2020-07-03T00:29:24.06
IV.RM33.EHN. ML:1.5 0.0000904 0.54 AML other m 2020-07-03T00:29:24.54
IV.SMA1.EHN. ML:1.5 0.00008360000000000001 0.26 AML other m 2020-07-03T00:29:24.65
IV.SMA1.EHE. ML:1.6 0.00009955 0.26 AML other m 2020-07-03T00:29:25.80
IV.ATTE.HHN. ML:1.1 0.00003185 0.16 AML other m 2020-07-03T00:29:25.91
IV.MURB.HHE. ML:1.8 0.00014600000000000003 0.26 AML other m 2020-07-03T00:29:26.35
IV.MURB.HHN. ML:1.9 0.000182 1.04 AML other m 2020-07-03T00:29:26.06
IV.FIAM.HHE. ML:0.9 0.000017300000000000004 0.96 AML other m 2020-07-03T00:29:27.19
IV.ATTE.HHE. ML:1.1 0.0000315 0.68 AML other m 2020-07-03T00:29:27.87
IV.GUMA.HHN. ML:1.6 0.00009655 1.4 AML other m 2020-07-03T00:29:27.22
IV.GUMA.HHE. ML:1.7 0.00011399999999999999 1.66 AML other m 2020-07-03T00:29:29.92
IV.SSFR.HHN. ML:1.5 0.00005145 0.18 AML other m 2020-07-03T00:29:30.50
IV.FIAM.HHN. ML:0.9 0.000016300000000000003 0.54 AML other m 2020-07-03T00:29:31.13
IV.SACS.HHN. ML:1.1 0.00001805 0.6 AML other m 2020-07-03T00:29:31.66
IV.SACS.HHE. ML:0.9 0.000016375 0.22 AML other m 2020-07-03T00:29:31.75
IV.ATVO.HHE. ML:1.1 0.000018250000000000003 0.62 AML other m 2020-07-03T00:29:32.03
IV.ATVO.HHN. ML:1.0 0.00001675 0.42 AML other m 2020-07-03T00:29:35.67
IV.SSFR.HHE. ML:1.4 0.000035449999999999994 0.2 AML other m 2020-07-03T00:29:36.64
IV.OFFI.HHE. ML:1.7 0.00006715 1.42 AML other m 2020-07-03T00:29:37.20
IV.SSFR.HNN. ML:2.1 0.000217 0.44 AML other m 2020-07-03T00:29:37.73
IV.OFFI.HHN. ML:1.7 0.0000711 0.42 AML other m 2020-07-03T00:29:38.78
IV.SSFR.HNE. ML:2.1 0.00017749999999999998 0.96 AML other m 2020-07-03T00:29:39.09
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