Earthquake with magnitude of ML 1.0 on date 19-10-2020 and time 07:48:31 (Italy) in region 4 km NE Nocera Umbra (PG)

A magnitude ML 1.0 earthquake occured in region: 4 km NE Nocera Umbra (PG), on

  • 19-10-2020 05:48:31 (UTC)
  • 19-10-2020 07:48:31 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1370, 12.8320 at 14 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 4 5839 5839
Sefro MC 10 422 6261
Fiuminata MC 10 1402 7663
Valtopina PG 11 1398 9061
Gualdo Tadino PG 11 15208 24269
Serravalle di Chienti MC 12 1070 25339
Pioraco MC 13 1134 26473
Esanatoglia MC 16 2034 28507
Muccia MC 18 915 29422
Fossato di Vico PG 18 2840 32262
Valfabbrica PG 19 3389 35651
Assisi PG 19 28299 63950
Camerino MC 19 6974 70924
Matelica MC 20 9981 80905

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km NE of Foligno (57155 inhabitants)
36 Km E of Perugia (166134 inhabitants)
66 Km N of Terni (111501 inhabitants)
77 Km SW of Ancona (100861 inhabitants)
80 Km S of Fano (60888 inhabitants)
85 Km E of Arezzo (99543 inhabitants)
86 Km S of Pesaro (94582 inhabitants)
89 Km NW of Teramo (54892 inhabitants)
99 Km NW of L'Aquila (69753 inhabitants)
100 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 1.0 2020-10-19
05:48:31
43.1373 12.8318 14 2020-10-19
05:54:25
Sala Sismica INGV-Roma 83901131
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-10-19 05:48:31 ± 0.07
Latitude 43.1373 ± 0.0027
Longitude 12.8318 ± 0.0025
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 83901131

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 265
Semi-minor axis of confidence ellipse (meter) 146
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 186
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) 95
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.13
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.36692
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.3
Num. used stations 11
Type of magnitude ML
Reference to an origin 83901131
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-10-19 05:54:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.BRSN.EHZ. 2020-10-19T05:49:09.53 3.0 undecidable manual S -0.02 0
IV.NRCA.HHZ. 2020-10-19T05:48:44.56 0.3 undecidable manual S 146 40.7259 96 0.15 69
IV.TERO.HHZ. 2020-10-19T05:48:44.15 3.0 undecidable manual P -0.57 0
IV.MURB.HHZ. 2020-10-19T05:48:41.42 0.3 undecidable manual S 299 28.4493 100 0.25 70
IV.EL6.EHZ. 2020-10-19T05:48:41.83 0.3 undecidable manual S 46 30.4473 99 0.14 70
IV.CSP1.EHZ. 2020-10-19T05:48:41.89 0.6 undecidable manual S 99 30.6471 99 0.16 47
IV.FDMO.HHZ. 2020-10-19T05:48:40.00 0.3 undecidable manual S 118 23.5542 104 0.13 72
IV.NRCA.HHZ. 2020-10-19T05:48:38.58 0.6 negative manual P 146 40.7259 96 -0.18 46
IV.ATCC.EHZ. 2020-10-19T05:48:38.13 0.3 undecidable manual S 289 16.3725 116 0.05 74
IV.ASSB.HHZ. 2020-10-19T05:48:38.34 0.3 undecidable manual S 233 17.5713 113 -0.01 74
IV.EL6.EHZ. 2020-10-19T05:48:37.02 0.6 negative manual P 46 30.4473 99 -0.17 47
IV.SNTG.HHZ. 2020-10-19T05:48:37.69 0.1 undecidable manual S 34 15.7731 117 -0.23 96
IV.CSP1.EHZ. 2020-10-19T05:48:37.20 1.0 positive manual P 99 30.6471 99 -0.01 24
IV.CESI.HHZ. 2020-10-19T05:48:37.85 0.3 undecidable manual S 158 15.873 117 -0.09 73
IV.MML1.HNZ. 2020-10-19T05:48:37.15 0.1 undecidable manual S 103 11.5773 129 0.15 98
IV.FDMO.HHZ. 2020-10-19T05:48:36.07 0.6 undecidable manual P 118 23.5542 104 -0.07 49
IV.MURB.HHZ. 2020-10-19T05:48:36.94 0.3 positive manual P 299 28.4493 100 0.05 72
IV.ATCC.EHZ. 2020-10-19T05:48:35.08 0.1 undecidable manual P 289 16.3725 116 -0.02 99
IV.ASSB.HHZ. 2020-10-19T05:48:35.11 0.6 undecidable manual P 233 17.5713 113 -0.15 48
IV.MML1.HNZ. 2020-10-19T05:48:34.44 0.1 undecidable manual P 103 11.5773 129 -0.04 100
IV.SNTG.HHZ. 2020-10-19T05:48:34.81 0.3 positive manual P 34 15.7731 117 -0.2 72
IV.CESI.HHZ. 2020-10-19T05:48:34.94 0.3 positive manual P 158 15.873 117 -0.08 74
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SNTG.HHN. ML:0.5 0.000023100000000000002 1.48 AML other m 2020-10-19T05:48:38.04
IV.CESI.HHN. ML:0.6 0.0000352 0.28 AML other m 2020-10-19T05:48:38.07
IV.ATCC.EHE. ML:1.1 0.0001007 0.22 AML other m 2020-10-19T05:48:38.50
IV.SNTG.HHE. ML:0.6 0.0000293 0.16 AML other m 2020-10-19T05:48:38.48
IV.CESI.HHE. ML:0.7 0.0000413 0.08 AML other m 2020-10-19T05:48:38.50
IV.ASSB.HHN. ML:1.2 0.0001085 0.74 AML other m 2020-10-19T05:48:38.58
IV.ASSB.HHE. ML:1.1 0.00008854999999999998 0.24 AML other m 2020-10-19T05:48:38.63
IV.ATCC.EHN. ML:0.9 0.00006445 0.94 AML other m 2020-10-19T05:48:38.94
IV.MURB.HHE. ML:1.2 0.00007345 0.2 AML other m 2020-10-19T05:48:41.87
IV.MURB.HHN. ML:1.2 0.00007155 0.14 AML other m 2020-10-19T05:48:41.90
IV.APEC.HHE. ML:1.9 0.0001705 0.08 AML other m 2020-10-19T05:48:42.26
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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