Earthquake with magnitude of ML 1.2 on date 08-09-2020 and time 13:54:53 (Italy) in region 6 km S Gualdo Tadino (PG)

A magnitude ML 1.2 earthquake occured in region: 6 km S Gualdo Tadino (PG), on

  • 08-09-2020 11:54:53 (UTC)
  • 08-09-2020 13:54:53 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1810, 12.7830 at 16 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Gualdo Tadino PG 6 15208 15208
Nocera Umbra PG 8 5839 21047
Fiuminata MC 12 1402 22449
Fossato di Vico PG 13 2840 25289
Valtopina PG 14 1398 26687
Sefro MC 14 422 27109
Valfabbrica PG 15 3389 30498
Esanatoglia MC 16 2034 32532
Pioraco MC 17 1134 33666
Sigillo PG 17 2404 36070
Assisi PG 18 28299 64369
Serravalle di Chienti MC 18 1070 65439
Fabriano AN 20 31480 96919

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km N of Foligno (57155 inhabitants)
33 Km E of Perugia (166134 inhabitants)
70 Km N of Terni (111501 inhabitants)
76 Km S of Fano (60888 inhabitants)
77 Km SW of Ancona (100861 inhabitants)
79 Km E of Arezzo (99543 inhabitants)
82 Km S of Pesaro (94582 inhabitants)
95 Km NW of Teramo (54892 inhabitants)
99 Km S of Rimini (147750 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 1.2 2020-09-08
11:54:53
43.1813 12.7827 17 2021-02-26
14:56:08
Bollettino Sismico Italiano INGV 85103321
Reviewed
Rev100
ML 1.4 2020-09-08
11:54:52
43.1763 12.8128 26 2020-09-08
12:05:41
Sala Sismica INGV-Roma 82734471
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-09-08 11:54:53 ± 0.12
Latitude 43.1813 ± 0.0036
Longitude 12.7827 ± 0.0049
Depth (km) 17 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 85103321

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 440
Semi-minor axis of confidence ellipse (meter) 18
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 360
Circular confidence region, given by single value of horizontal uncertainty (meter) 440.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 60
Number of associated phases, regardless of their use for origin computation 45
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.32016
Number of stations at which the event was observed 33
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 85103321
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-11-30 08:32:39

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 82734471
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-09-08 12:05:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
AC.VLO.HHZ. 2020-09-08T11:57:14.75 3.0 undecidable manual Sn 3.09 0
IV.CMPR.HHZ. 2020-09-08T11:56:45.29 3.0 undecidable manual Sg 24.43 0
IV.MGR.HHZ. 2020-09-08T11:56:24.80 3.0 undecidable manual Sn -1.99 0
IV.PANTE.HHZ. 2020-09-08T11:56:20.41 3.0 undecidable manual Pn 5.34 0
IV.SGTA.HHZ. 2020-09-08T11:56:13.83 3.0 undecidable manual Sn 8.16 0
AC.VLO.HHZ. 2020-09-08T11:56:11.17 3.0 undecidable manual Pn 7.62 0
IV.CAR1.HHZ. 2020-09-08T11:56:10.13 3.0 positive manual Pg 18.219999 0
IV.ACATE.EHZ. 2020-09-08T11:56:09.27 3.0 positive manual Pn -4.59 0
GU.BLANC.HHZ. 2020-09-08T11:56:02.44 3.0 undecidable manual Pg 16.68 0
OT.OT05.EHZ. 2020-09-08T11:56:01.64 3.0 undecidable manual Sn 2.11 0
IV.ZONE.HHZ. 2020-09-08T11:55:59.09 3.0 undecidable manual Sg 2.1 0
IV.PTRP.HHZ. 2020-09-08T11:55:56.17 3.0 undecidable manual Pg 19.129999 0
IV.CMPR.HHZ. 2020-09-08T11:55:56.67 3.0 undecidable manual Pg 21.66 0
IV.LADO.EHZ. 2020-09-08T11:55:56.61 3.0 undecidable manual Pn 0.71 0
GU.GORR.HHZ. 2020-09-08T11:55:55.39 3.0 undecidable manual Sg 2.42 0
IV.MTMR.HNZ. 2020-09-08T11:55:45.36 3.0 positive manual Pg 18.59 0
IV.FIAM.HHZ. 2020-09-08T11:55:44.18 3.0 undecidable manual Sg 16.690001 0
IV.ZCCA.HNZ. 2020-09-08T11:55:33.87 3.0 undecidable manual Sg 5.93 0
GU.GSCL.HHZ. 2020-09-08T11:55:31.92 3.0 undecidable manual Sg -0.77 0
IV.ARCI.HNZ. 2020-09-08T11:55:25.95 3.0 undecidable manual Sg 2.39 0
IV.TOLF.HHZ. 2020-09-08T11:55:24.50 3.0 undecidable manual Sn -7.66 0
SI.MOSI.HHZ. 2020-09-08T11:55:21.78 3.0 positive manual Pn -6.67 0
IV.IMOL.HNZ. 2020-09-08T11:55:16.62 3.0 undecidable manual Sn -3.99 0
TV.SF04.EHZ. 2020-09-08T11:55:16.21 3.0 undecidable manual Sn -5.94 0
GU.PCP.HHZ. 2020-09-08T11:55:15.23 3.0 undecidable manual Pn -9.99 0
IV.CSP1.EHZ. 2020-09-08T11:55:06.70 0.6 undecidable manual S 106 35.5422 103 0.63 42
IV.SSFR.HHN. 2020-09-08T11:55:04.29 0.6 undecidable manual S 360 28.2495 108 0.1 48
GU.GSCL.HHZ. 2020-09-08T11:55:04.90 3.0 undecidable manual Pn -3.05 0
IV.MURB.HHZ. 2020-09-08T11:55:03.28 0.6 undecidable manual S 294 22.755 115 0.47 44
IV.CESI.HHZ. 2020-09-08T11:55:02.61 0.6 undecidable manual S 153 21.9669 116 0 49
IV.SNTG.HHZ. 2020-09-08T11:55:01.10 0.6 undecidable manual S 57 15.1737 129 0.02 50
IV.ASSB.HHZ. 2020-09-08T11:55:01.57 0.6 undecidable manual S 213 18.3705 122 -0.21 48
IV.RIBO.EHZ.01 2020-09-08T11:55:00.39 3.0 undecidable manual Pn -4.39 0
IV.SEF1.HNN. 2020-09-08T11:55:00.95 0.6 undecidable manual S 106 13.875 132 0.13 49
IV.ATCC.EHZ. 2020-09-08T11:55:00.45 0.6 undecidable manual S 272 11.5773 138 0.07 49
IV.CSP1.EHZ. 2020-09-08T11:55:00.86 0.3 undecidable manual P 106 35.5422 103 -0.08 71
IV.FOSV.HNE. 2020-09-08T11:55:00.44 0.3 undecidable manual S 352 12.6762 135 -0.15 73
IV.MURB.HHZ. 2020-09-08T11:54:59.19 0.3 undecidable manual P 294 22.755 115 0.13 72
IV.SSFR.HHN. 2020-09-08T11:54:59.68 0.1 undecidable manual P 360 28.2495 108 -0.18 94
IV.SNTG.HHZ. 2020-09-08T11:54:58.03 0.1 positive manual P 57 15.1737 129 -0.03 99
IV.ASSB.HHZ. 2020-09-08T11:54:58.33 0.1 negative manual P 213 18.3705 122 -0.14 97
IV.CESI.HHZ. 2020-09-08T11:54:58.91 0.1 undecidable manual P 153 21.9669 116 -0.04 98
IV.FOSV.HNE. 2020-09-08T11:54:57.66 0.3 undecidable manual P 352 12.6762 135 -0.12 73
IV.SEF1.HNN. 2020-09-08T11:54:57.94 0.3 undecidable manual P 106 13.875 132 0.03 75
IV.ATCC.EHZ. 2020-09-08T11:54:57.67 0.1 negative manual P 272 11.5773 138 0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATCC.EHE. ML:1.3 0.00018099999999999998 1.14 AML other m 2020-09-08T11:55:01.72
IV.ATCC.EHN. ML:1.3 0.00016999999999999999 1.28 AML other m 2020-09-08T11:55:01.20
IV.SNTG.HHE. ML:1.0 0.00006964999999999999 0.8 AML other m 2020-09-08T11:55:01.17
IV.SNTG.HHN. ML:1.0 0.0000733 0.36 AML other m 2020-09-08T11:55:01.49
IV.ASSB.HHN. ML:1.4 0.00014450000000000002 0.28 AML other m 2020-09-08T11:55:01.85
IV.ASSB.HHE. ML:1.4 0.0001455 0.18 AML other m 2020-09-08T11:55:01.75
IV.MURB.HHN. ML:1.2 0.0000969 0.98 AML other m 2020-09-08T11:55:03.32
IV.MURB.HHE. ML:1.4 0.000128 1.04 AML other m 2020-09-08T11:55:04.73
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