Earthquake with magnitude of ML 0.8 on date 09-08-2020 and time 14:44:46 (Italy) in region 3 km W Sellano (PG)

A magnitude ML 0.8 earthquake occured in region: 3 km W Sellano (PG), on

  • 09-08-2020 12:44:46 (UTC)
  • 09-08-2020 14:44:46 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8980, 12.8990 at 10 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
Sellano PG 3 1079 1079
Cerreto di Spoleto PG 9 1075 2154
Preci PG 12 724 2878
Trevi PG 13 8469 11347
Campello sul Clitunno PG 13 2442 13789
Monte Cavallo MC 14 145 13934
Vallo di Nera PG 15 364 14298
Visso MC 16 1107 15405
Foligno PG 17 57155 72560
Sant'Anatolia di Narco PG 19 564 73124
Norcia PG 20 4957 78081
Serravalle di Chienti MC 20 1070 79151

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km E of Foligno (57155 inhabitants)
43 Km NE of Terni (111501 inhabitants)
48 Km E of Perugia (166134 inhabitants)
71 Km W of Teramo (54892 inhabitants)
73 Km NW of L'Aquila (69753 inhabitants)
84 Km NE of Viterbo (67173 inhabitants)
95 Km SW of Ancona (100861 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 0.8 2020-08-09
12:44:46
42.8982 12.8992 10 2020-08-09
12:53:27
Sala Sismica INGV-Roma 81809491
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-08-09 12:44:46 ± 0.05
Latitude 42.8982 ± 0.0027
Longitude 12.8992 ± 0.0037
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 81809491

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 288
Semi-minor axis of confidence ellipse (meter) 237
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 330
Circular confidence region, given by single value of horizontal uncertainty (meter) 290.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 69
Number of associated phases, regardless of their use for origin computation 38
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.35793
Number of stations at which the event was observed 28
Number of stations from which data was used for origin computation 12
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 81809491
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-08-09 12:53:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SARZ.HHZ. 2020-08-09T12:46:31.58 3.0 undecidable manual Sn 6.46 0
IV.CMPR.HHZ. 2020-08-09T12:46:24.48 3.0 undecidable manual Sg 7.46 0
IV.EPZF.HHZ. 2020-08-09T12:46:20.36 3.0 undecidable manual Pg 13.29 0
OX.CIMO.HHZ. 2020-08-09T12:46:19.46 3.0 undecidable manual Sn -3.97 0
IV.MSRU.HHZ. 2020-08-09T12:46:04.61 3.0 positive manual Pn 0.94 0
GU.CARD.HHZ. 2020-08-09T12:45:58.99 3.0 undecidable manual Sg 8.06 0
IV.ILOS.HHZ. 2020-08-09T12:45:58.25 3.0 positive manual Pn -0.97 0
IV.PTRJ.HNZ. 2020-08-09T12:45:51.56 3.0 undecidable manual Sg 3.66 0
IV.VARE.HHZ. 2020-08-09T12:45:51.91 3.0 positive manual Pn 0.07 0
IV.SGG.HHZ. 2020-08-09T12:45:47.62 3.0 undecidable manual Sg 1.8 0
IV.CRTO.HHZ. 2020-08-09T12:45:32.92 3.0 positive manual Pg 5.92 0
IV.RIBO.EHZ.01 2020-08-09T12:45:31.19 3.0 undecidable manual S -2.1 0
IV.VIVA.HHZ. 2020-08-09T12:45:29.09 3.0 undecidable manual S 0.7 0
IV.VVLD.HHZ. 2020-08-09T12:45:28.22 3.0 undecidable manual S -0.3 0
IV.SRES.HHZ. 2020-08-09T12:45:12.90 3.0 undecidable manual S -1.84 0
IV.NARO.HHZ. 2020-08-09T12:45:03.22 3.0 undecidable manual P 0.41 0
IV.MOMA.HHZ. 2020-08-09T12:44:57.21 0.6 undecidable manual S 249 28.749 50 0.13 64
IV.GAVE.HNZ. 2020-08-09T12:44:55.16 0.6 undecidable manual S 181 22.8549 114 -0.21 64
IV.MC2.EHZ. 2020-08-09T12:44:55.65 0.6 undecidable manual S 86 23.5542 113 0.05 66
IV.ASSB.HHZ. 2020-08-09T12:44:55.82 0.6 undecidable manual S 309 25.2525 112 -0.31 62
IV.MML1.HNZ. 2020-08-09T12:44:55.78 0.6 undecidable manual S 14 24.5532 112 -0.14 65
IV.SNTG.HHZ. 2020-08-09T12:44:54.24 0.3 undecidable manual P 5 39.7269 50 -0.15 94
IV.FDMO.HHZ. 2020-08-09T12:44:54.77 0.6 undecidable manual S 45 21.6672 115 -0.22 64
IV.NRCA.HHZ. 2020-08-09T12:44:53.98 0.6 undecidable manual S 112 18.87 118 -0.15 65
IV.CSP1.EHZ. 2020-08-09T12:44:53.26 0.3 undecidable manual P 49 32.8449 50 -0.06 97
IV.CESI.HHZ. 2020-08-09T12:44:52.37 0.6 undecidable manual S 2 11.877 130 0.28 64
IV.MOMA.HHZ. 2020-08-09T12:44:52.94 0.3 undecidable manual P 249 28.749 50 0.24 94
IV.FEMA.HNZ. 2020-08-09T12:44:52.89 0.6 undecidable manual S 60 14.1747 125 0.17 66
IT.MTCL.HGZ. 2020-08-09T12:44:52.49 0.6 undecidable manual S 37 13.3755 127 -0.02 68
IV.ASSB.HHZ. 2020-08-09T12:44:51.99 0.3 undecidable manual P 309 25.2525 112 -0.16 97
IV.MML1.HNZ. 2020-08-09T12:44:51.93 0.3 undecidable manual P 14 24.5532 112 -0.1 98
IV.GAVE.HNZ. 2020-08-09T12:44:51.73 0.3 undecidable manual P 181 22.8549 114 0.02 100
IV.FDMO.HHZ. 2020-08-09T12:44:51.43 0.3 undecidable manual P 45 21.6672 115 -0.06 99
IV.MC2.EHZ. 2020-08-09T12:44:51.75 0.3 undecidable manual P 86 23.5542 113 -0.09 98
IV.CESI.HHZ. 2020-08-09T12:44:50.06 0.3 undecidable manual P 2 11.877 130 0.24 97
IV.NRCA.HHZ. 2020-08-09T12:44:50.95 0.3 undecidable manual P 112 18.87 118 -0.05 100
IV.FEMA.HNZ. 2020-08-09T12:44:50.50 0.3 undecidable manual P 60 14.1747 125 0.32 95
IT.MTCL.HGZ. 2020-08-09T12:44:50.20 0.3 undecidable manual P 37 13.3755 127 0.14 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MOMA.HHN. ML:0.0 0.00002996399 0.16 AML other m 2020-08-09T12:44:57.51
IV.MOMA.HHE. ML:0.0 0.000026631715 0.1216 AML other m 2020-08-09T12:44:58.07
IV.CESI.HHE. ML:0.9 0.000092411495 0.064 AML other m 2020-08-09T12:44:52.64
IV.CESI.HHN. ML:1.2 0.00017841200000000003 0.1152 AML other m 2020-08-09T12:44:52.72
IV.CESI.HNN. ML:1.1 0.0001539658 0.1024 AML other m 2020-08-09T12:44:52.73
IV.NRCA.HHE. ML:1.0 0.00007613972 0.1856 AML other m 2020-08-09T12:44:54.43
IV.NRCA.HHN. ML:1.1 0.000095706935 0.1408 AML other m 2020-08-09T12:44:54.07
IV.NRCA.HNE. ML:1.0 0.000077109985 0.1728 AML other m 2020-08-09T12:44:54.52
IV.FDMO.HHE. ML:0.6 0.000029961905 0.16 AML other m 2020-08-09T12:44:55.28
IV.FDMO.HHN. ML:0.7 0.000033006355 0.16 AML other m 2020-08-09T12:44:55.05
IV.ASSB.HHE. ML:0.7 0.000028240975 0.16 AML other m 2020-08-09T12:44:57.32
IV.ASSB.HHN. ML:0.5 0.000020265214999999998 0.16 AML other m 2020-08-09T12:44:57.48
IV.SNTG.HHE. ML:0.8 0.000020686105 0.0832 AML other m 2020-08-09T12:45:00.70
IV.SNTG.HHN. ML:0.5 0.0000119738075 0.064 AML other m 2020-08-09T12:45:00.76
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