Earthquake with magnitude of ML 1.2 on date 23-11-2020 and time 16:00:22 (Italy) in region 5 km E Nocera Umbra (PG)

A magnitude ML 1.2 earthquake occured in region: 5 km E Nocera Umbra (PG), on

  • 23-11-2020 15:00:22 (UTC)
  • 23-11-2020 16:00:22 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.1210, 12.8550 at 15 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
Nocera Umbra PG 5 5839 5839
Sefro MC 8 422 6261
Serravalle di Chienti MC 10 1070 7331
Fiuminata MC 10 1402 8733
Valtopina PG 11 1398 10131
Pioraco MC 13 1134 11265
Gualdo Tadino PG 14 15208 26473
Muccia MC 16 915 27388
Esanatoglia MC 16 2034 29422
Camerino MC 17 6974 36396
Pieve Torina MC 18 1458 37854
Monte Cavallo MC 19 145 37999
Castelraimondo MC 19 4587 42586
Matelica MC 20 9981 52567
Pievebovigliana MC 20 866 53433

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km NE of Foligno (57155 inhabitants)
38 Km E of Perugia (166134 inhabitants)
65 Km N of Terni (111501 inhabitants)
77 Km SW of Ancona (100861 inhabitants)
82 Km S of Fano (60888 inhabitants)
86 Km NW of Teramo (54892 inhabitants)
88 Km E of Arezzo (99543 inhabitants)
88 Km S of Pesaro (94582 inhabitants)
96 Km NW of L'Aquila (69753 inhabitants)
99 Km NE of Viterbo (67173 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 2020-11-23
15:00:22
43.1213 12.8547 15 2020-11-23
15:40:56
Sala Sismica INGV-Roma 84967401
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-11-23 15:00:22 ± 0.09
Latitude 43.1213 ± 0.0027
Longitude 12.8547 ± 0.0037
Depth (km) 15 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 84967401

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 273
Semi-minor axis of confidence ellipse (meter) 166
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 141
Circular confidence region, given by single value of horizontal uncertainty (meter) 270.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 93
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.11
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.32196
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 84967401
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-11-23 15:40:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MC2.EHZ. 2020-11-23T15:00:35.41 0.6 undecidable manual S 131 35.742 100 0.59 42
IV.EL6.EHZ. 2020-11-23T15:00:33.63 0.6 undecidable manual S 41 30.5472 102 0.18 47
IV.CSP1.EHZ. 2020-11-23T15:00:32.92 0.6 undecidable manual S 96 28.5492 104 -0.01 48
IV.FRON.EHZ. 2020-11-23T15:00:31.09 3.0 undecidable manual P -0.23 0
IV.ASSB.HHZ. 2020-11-23T15:00:30.22 0.6 undecidable manual S 241 18.1707 117 -0.09 49
IV.ATCC.EHZ. 2020-11-23T15:00:30.73 0.6 undecidable manual S 292 18.7701 116 0.26 47
IT.MTCL.HGE. 2020-11-23T15:00:30.32 0.6 undecidable manual S 140 18.3705 116 -0.05 49
IV.FDMO.HHZ. 2020-11-23T15:00:30.97 0.6 undecidable manual S 116 21.0678 112 -0.06 49
IV.CESI.HHZ. 2020-11-23T15:00:29.19 0.6 undecidable manual S 163 13.4754 128 -0.08 49
IV.MC2.EHZ. 2020-11-23T15:00:29.76 0.6 undecidable manual P 131 35.742 100 0.05 48
IV.SNTG.HHZ. 2020-11-23T15:00:29.81 0.6 undecidable manual S 25 16.3725 121 -0.1 49
IV.CSP1.EHZ. 2020-11-23T15:00:28.60 0.1 undecidable manual P 96 28.5492 104 -0.02 97
IV.MML1.EHN. 2020-11-23T15:00:28.49 0.3 undecidable manual S 95 9.4794 140 -0.01 75
IV.EL6.EHZ. 2020-11-23T15:00:28.90 0.1 negative manual P 41 30.5472 102 -0.02 96
IV.FIU1.HNE. 2020-11-23T15:00:28.49 0.6 undecidable manual S 40 9.6792 139 -0.05 50
IV.FDMO.HHZ. 2020-11-23T15:00:27.50 0.6 undecidable manual P 116 21.0678 112 -0.02 49
IV.ASSB.HHZ. 2020-11-23T15:00:27.10 0.6 positive manual P 241 18.1707 117 -0.01 49
IV.ATCC.EHZ. 2020-11-23T15:00:27.29 0.3 undecidable manual P 292 18.7701 116 0.09 73
IT.MTCL.HGE. 2020-11-23T15:00:27.03 0.1 undecidable manual P 140 18.3705 116 -0.11 97
IV.CESI.HHZ. 2020-11-23T15:00:26.47 0.1 positive manual P 163 13.4754 128 -0.04 99
IV.FIU1.HNE. 2020-11-23T15:00:26.04 0.1 undecidable manual P 40 9.6792 139 -0.05 100
IV.SNTG.HHZ. 2020-11-23T15:00:26.83 0.1 positive manual P 25 16.3725 121 -0.05 98
IV.MML1.EHN. 2020-11-23T15:00:26.09 0.1 undecidable manual P 95 9.4794 140 0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHN. ML:1.2 0.0001425 0.22 AML other m 2020-11-23T15:00:29.46
IV.CESI.HHE. ML:1.4 0.000191 0.18 AML other m 2020-11-23T15:00:29.69
IV.SNTG.HHN. ML:1.3 0.0001385 0.1 AML other m 2020-11-23T15:00:30.08
IV.ASSB.HHE. ML:0.8 0.00004165 0.28 AML other m 2020-11-23T15:00:30.58
IV.SNTG.HHE. ML:1.1 0.00009445 1.08 AML other m 2020-11-23T15:00:30.66
IV.ASSB.HHN. ML:1.0 0.00006365 0.56 AML other m 2020-11-23T15:00:30.83
IV.ATCC.EHN. ML:1.2 0.00011155000000000001 0.28 AML other m 2020-11-23T15:00:31.06
IV.ATCC.EHE. ML:1.4 0.000157 1.8 AML other m 2020-11-23T15:00:31.08
IV.FDMO.HHE. ML:1.0 0.0000577 0.38 AML other m 2020-11-23T15:00:31.58
IV.FDMO.HHN. ML:1.2 0.00009379999999999999 0.16 AML other m 2020-11-23T15:00:31.64
IV.EL6.EHE. ML:1.4 0.0001085 0.16 AML other m 2020-11-23T15:00:33.91
IV.EL6.EHN. ML:1.4 0.0001245 0.52 AML other m 2020-11-23T15:00:33.64
IV.CSP1.EHE. ML:1.4 0.0001175 0.52 AML other m 2020-11-23T15:00:34.10
IV.CSP1.EHN. ML:1.6 0.0001735 0.42 AML other m 2020-11-23T15:00:34.26
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