Earthquake with magnitude of ML 1.2 on date 07-08-2020 and time 13:58:37 (Italy) in region 8 km E Foligno (PG)

A magnitude ML 1.2 earthquake occured in region: 8 km E Foligno (PG), on

  • 07-08-2020 11:58:37 (UTC)
  • 07-08-2020 13:58:37 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9790, 12.7940 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
Foligno PG 8 57155 57155
Valtopina PG 10 1398 58553
Spello PG 10 8645 67198
Trevi PG 12 8469 75667
Montefalco PG 15 5679 81346
Sellano PG 15 1079 82425
Nocera Umbra PG 15 5839 88264
Bevagna PG 16 5081 93345
Serravalle di Chienti MC 17 1070 94415
Monte Cavallo MC 17 145 94560
Cannara PG 17 4305 98865
Campello sul Clitunno PG 18 2442 101307
Assisi PG 18 28299 129606
Castel Ritaldi PG 20 3278 132884

Municipalities with at least 50000 inhabitants

An earthquake occurred to
8 Km E of Foligno (57155 inhabitants)
36 Km E of Perugia (166134 inhabitants)
48 Km N of Terni (111501 inhabitants)
82 Km W of Teramo (54892 inhabitants)
84 Km NE of Viterbo (67173 inhabitants)
86 Km NW of L'Aquila (69753 inhabitants)
92 Km SE of Arezzo (99543 inhabitants)
92 Km SW of Ancona (100861 inhabitants)
98 Km S of Fano (60888 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 2020-08-07
11:58:37
42.9792 12.7937 11 2020-08-07
12:07:34
Sala Sismica INGV-Roma 81734441
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-08-07 11:58:37 ± 0.06
Latitude 42.9792 ± 0.0036
Longitude 12.7937 ± 0.0037
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 81734441

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 457
Semi-minor axis of confidence ellipse (meter) 193
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 18
Circular confidence region, given by single value of horizontal uncertainty (meter) 460.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 101
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.08544
Epicentral distance of station farthest from the epicenter (degree) 0.34534
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 15
Type of magnitude ML
Reference to an origin 81734441
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-08-07 12:07:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MURB.HHZ. 2020-08-07T11:58:50.70 0.6 undecidable manual S 325 38.3283 50 0.47 44
IV.CSP1.EHZ. 2020-08-07T11:58:49.60 0.6 undecidable manual S 69 35.6421 50 0.08 48
IV.NRCA.HHZ. 2020-08-07T11:58:48.15 0.6 undecidable manual S 122 30.6471 50 -0.05 49
IV.MOMA.HNE. 2020-08-07T11:58:47.11 0.6 undecidable manual S 223 26.6511 50 -0.01 49
IV.ATCC.EHZ. 2020-08-07T11:58:46.82 0.6 undecidable manual S 331 26.0517 50 -0.14 48
IV.FDMO.HHZ. 2020-08-07T11:58:46.30 0.6 undecidable manual S 75 24.6531 50 -0.29 47
IV.CSP1.EHZ. 2020-08-07T11:58:44.41 1.0 positive manual P 69 35.6421 50 -0.01 24
IV.MURB.HHZ. 2020-08-07T11:58:44.90 0.6 undecidable manual P 325 38.3283 50 0.07 48
IV.MOMA.HNE. 2020-08-07T11:58:43.26 1.0 undecidable manual P 223 26.6511 50 0.23 24
IV.ASSB.HHZ. 2020-08-07T11:58:43.01 0.6 undecidable manual S 303 12.9759 129 -0.27 48
IV.NRCA.HHZ. 2020-08-07T11:58:43.67 0.3 negative manual P 122 30.6471 50 0.02 73
IV.FDMO.HHZ. 2020-08-07T11:58:42.56 0.6 undecidable manual P 75 24.6531 50 -0.17 48
IV.CESI.HHZ. 2020-08-07T11:58:42.48 0.6 undecidable manual S 72 9.4794 138 0.1 50
IV.ATCC.EHZ. 2020-08-07T11:58:42.89 0.1 positive manual P 331 26.0517 50 -0.05 98
IT.MTCL.HGZ. 2020-08-07T11:58:41.55 1.0 undecidable manual P 84 16.7721 122 0.12 25
IV.ASSB.HHZ. 2020-08-07T11:58:40.76 0.1 negative manual P 303 12.9759 129 -0.06 100
IV.CESI.HHZ. 2020-08-07T11:58:40.56 0.6 undecidable manual P 72 9.4794 138 0.26 48
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHN. ML:0.7 0.0000605 0.9 AML other m 2020-08-07T11:58:42.14
IV.CESI.HHE. ML:0.7 0.0000661 0.26 AML other m 2020-08-07T11:58:42.81
IV.ASSB.HHN. ML:1.2 0.000154 0.28 AML other m 2020-08-07T11:58:43.48
IV.ASSB.HHE. ML:1.1 0.0001208 0.2 AML other m 2020-08-07T11:58:44.15
IV.FDMO.HHE. ML:0.6 0.0000236 0.24 AML other m 2020-08-07T11:58:46.62
IV.FDMO.HHN. ML:0.6 0.00002555 0.88 AML other m 2020-08-07T11:58:47.62
IV.ATCC.EHN. ML:1.2 0.0000872 0.86 AML other m 2020-08-07T11:58:47.22
IV.ATCC.EHE. ML:1.2 0.00010180000000000001 0.66 AML other m 2020-08-07T11:58:47.30
IV.NRCA.HHE. ML:1.2 0.00007625 1.3 AML other m 2020-08-07T11:58:48.93
IV.NRCA.HHN. ML:1.3 0.0000936 0.14 AML other m 2020-08-07T11:58:48.35
IV.MURB.HHE. ML:1.6 0.00013900000000000002 1.08 AML other m 2020-08-07T11:58:51.84
IV.MURB.HHN. ML:1.4 0.00009934999999999999 1.54 AML other m 2020-08-07T11:58:51.91
IV.NRCA.HNE. ML:1.4 0.00010378238500000001 0.9856 AML other m 2020-08-07T11:58:50.40
IV.MURB.HNE. ML:1.6 0.00015071008499999998 0.3072 AML other m 2020-08-07T11:58:51.30
IV.MURB.HNN. ML:1.6 0.00013562505 3.6288 AML other m 2020-08-07T11:58:53.08
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download