Earthquake with magnitude of ML 1.2 on date 06-11-2021 and time 17:33:27 (UTC) in region 3 km N Assisi (PG)

A magnitude ML 1.2 earthquake occured in region: 3 km N Assisi (PG), on

  • 06-11-2021 17:33:27 (UTC)
  • 06-11-2021 18:33:27 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0980, 12.6190 at 9 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
Assisi PG 3 28299 28299
Bastia Umbra PG 7 21874 50173
Valfabbrica PG 7 3389 53562
Cannara PG 12 4305 57867
Valtopina PG 12 1398 59265
Spello PG 12 8645 67910
Nocera Umbra PG 14 5839 73749
Bettona PG 14 4367 78116
Torgiano PG 17 6725 84841
Foligno PG 17 57155 141996
Bevagna PG 18 5081 147077
Perugia PG 19 166134 313211

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km NW of Foligno (57155 inhabitants)
19 Km E of Perugia (166134 inhabitants)
60 Km N of Terni (111501 inhabitants)
72 Km SE of Arezzo (99543 inhabitants)
86 Km NE of Viterbo (67173 inhabitants)
89 Km SW of Fano (60888 inhabitants)
93 Km SW of Ancona (100861 inhabitants)
94 Km S of Pesaro (94582 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 2021-11-06
17:33:27
43.0978 12.6187 9 2021-11-06
17:41:18
Sala Sismica INGV-Roma 97298471
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-11-06 17:33:27 ± 0.14
Latitude 43.0978 ± 0.0036
Longitude 12.6187 ± 0.0123
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 97298471

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1021
Semi-minor axis of confidence ellipse (meter) 195
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 269
Circular confidence region, given by single value of horizontal uncertainty (meter) 1020.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 217
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 11
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) 0.45236
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 97298471
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-11-06 17:41:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CET2.HHZ. 2021-11-06T17:35:13.74 3.0 undecidable manual Sn -5.29 0
GU.CANO.HHZ. 2021-11-06T17:35:03.06 3.0 undecidable manual Sg 16.709999 0
AC.SRN.HHZ. 2021-11-06T17:35:02.68 3.0 undecidable manual Pn 5.02 0
IV.MDI.HHZ. 2021-11-06T17:34:51.80 3.0 undecidable manual Sn 1.45 0
IV.MILZ.HHZ. 2021-11-06T17:34:40.52 3.0 undecidable manual Pn 1.88 0
OT.OT17.EHZ. 2021-11-06T17:34:38.02 3.0 undecidable manual Sn 2.71 0
IV.PAOL.HHZ. 2021-11-06T17:34:33.89 3.0 undecidable manual Sn -0.3 0
CR.ZAG.BHZ. 2021-11-06T17:34:28.82 3.0 undecidable manual Pg 8.65 0
OX.MPRI.HHZ. 2021-11-06T17:34:24.14 3.0 undecidable manual Pg 12.53 0
IV.ICAI.EHZ. 2021-11-06T17:34:12.25 3.0 positive manual Pg 9.78 0
MN.TRI.HHZ. 2021-11-06T17:34:09.25 3.0 negative manual Pn 2.57 0
IV.EUCT.HNZ. 2021-11-06T17:34:06.82 3.0 undecidable manual Pn -2.62 0
IV.MBAL.EHZ. 2021-11-06T17:34:03.76 3.0 negative manual Pn -2.1 0
IV.NDIM.HNZ. 2021-11-06T17:33:58.23 3.0 positive manual Pg 2.71 0
IV.GAVE.EHZ. 2021-11-06T17:33:37.40 0.3 undecidable manual P 153 50.2164 50 -0.02 70
IV.FOSV.EHZ. 2021-11-06T17:33:37.09 0.3 undecidable manual S 28 24.753 110 0.01 74
IV.CSP1.EHZ. 2021-11-06T17:33:36.88 0.1 undecidable manual P 91 47.5191 50 -0.11 92
IV.FDMO.HHZ. 2021-11-06T17:33:35.47 1.0 undecidable manual P 100 38.5281 50 -0.15 23
IV.MML1.EHZ. 2021-11-06T17:33:33.86 0.3 positive manual P 86 28.6491 107 -0.12 72
IV.FOSV.EHZ. 2021-11-06T17:33:33.28 0.6 negative manual P 28 24.753 110 0.05 49
IV.CESI.HHZ. 2021-11-06T17:33:33.65 0.1 undecidable manual P 114 25.3524 109 0.29 93
IV.ATCC.EHZ. 2021-11-06T17:33:32.49 0.3 undecidable manual S 10 9.879 132 -0.08 75
IV.ASSB.HHZ. 2021-11-06T17:33:31.65 0.3 undecidable manual S 152 6.8931 142 -0.23 73
IV.ATCC.EHZ. 2021-11-06T17:33:30.68 0.1 negative manual P 10 9.879 132 0.05 100
IV.ASSB.HHZ. 2021-11-06T17:33:30.33 0.1 negative manual P 152 6.8931 142 0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ASSB.HHE. ML:1.4 0.0004215 1.36 AML other m 2021-11-06T17:33:31.13
IV.ASSB.HHN. ML:1.8 0.000972 1.24 AML other m 2021-11-06T17:33:31.85
IV.ATCC.EHE. ML:1.6 0.000614 0.36 AML other m 2021-11-06T17:33:32.79
IV.ATCC.EHN. ML:1.5 0.00047349999999999996 0.92 AML other m 2021-11-06T17:33:33.93
IV.MML1.EHN. ML:1.2 0.0000824 0.88 AML other m 2021-11-06T17:33:38.44
IV.MML1.EHE. ML:1.1 0.00006594999999999999 0.64 AML other m 2021-11-06T17:33:38.45
IV.FDMO.HHE. ML:1.1 0.00004915 0.14 AML other m 2021-11-06T17:33:41.31
IV.FDMO.HHN. ML:1.2 0.00006534999999999999 0.16 AML other m 2021-11-06T17:33:41.38
IV.FOSV.EHE. ML:1.0 0.000054326278 0.1408 AML other m 2021-11-06T17:33:37.68
IV.FOSV.EHN. ML:0.8 0.000041890885 0.128 AML other m 2021-11-06T17:33:37.72
IV.CESI.HHE. ML:0.9 0.0000517793 0.3584 AML other m 2021-11-06T17:33:37.48
IV.CESI.HHN. ML:1.0 0.000055564170000000004 0.1152 AML other m 2021-11-06T17:33:38.09
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