Earthquake with magnitude of ML 1.1 on date 25-11-2020 and time 14:50:43 (Italy) in region 5 km E Castelsantangelo sul Nera (MC)

A magnitude ML 1.1 earthquake occured in region: 5 km E Castelsantangelo sul Nera (MC), on

  • 25-11-2020 13:50:43 (UTC)
  • 25-11-2020 14:50:43 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8890, 13.2140 at 12 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
Castelsantangelo sul Nera MC 5 281 281
Ussita MC 9 444 725
Montemonaco AP 9 604 1329
Montegallo AP 11 523 1852
Visso MC 11 1107 2959
Bolognola MC 12 142 3101
Montefortino FM 12 1178 4279
Preci PG 14 724 5003
Norcia PG 14 4957 9960
Arquata del Tronto AP 15 1178 11138
Amandola FM 16 3629 14767
Acquacanina MC 16 121 14888
Fiastra MC 17 559 15447
Sarnano MC 18 3264 18711
Comunanza AP 18 3166 21877
Fiordimonte MC 19 202 22079

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km E of Foligno (57155 inhabitants)
48 Km NW of Teramo (54892 inhabitants)
59 Km NE of Terni (111501 inhabitants)
62 Km N of L'Aquila (69753 inhabitants)
71 Km E of Perugia (166134 inhabitants)
85 Km SW of Ancona (100861 inhabitants)
87 Km W of Montesilvano (53738 inhabitants)
94 Km NW of Pescara (121014 inhabitants)
98 Km NW of Chieti (51815 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 1.1 2020-11-25
13:50:43
42.8887 13.214 12 2020-11-25
13:57:01
Sala Sismica INGV-Roma 85008471
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-11-25 13:50:43 ± 0.04
Latitude 42.8887 ± 0.0027
Longitude 13.2140 ± 0.0037
Depth (km) 12 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 85008471

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 357
Semi-minor axis of confidence ellipse (meter) 104
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 224
Circular confidence region, given by single value of horizontal uncertainty (meter) 360.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 85
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.39031
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 12
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 85008471
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-11-25 13:57:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FOSV.EHZ. 2020-11-25T13:51:03.57 3.0 undecidable manual S 0.62 0
IV.SMA1.EHZ. 2020-11-25T13:50:54.14 0.3 undecidable manual S 161 30.3474 93 0.03 72
IV.CESI.HNZ. 2020-11-25T13:50:53.69 0.3 undecidable manual S 297 28.2495 94 0.14 71
IV.CSP1.EHZ. 2020-11-25T13:50:52.10 0.3 undecidable manual S 358 22.5552 96 0.06 72
IV.MTRA.EHZ. 2020-11-25T13:50:51.58 0.3 undecidable manual S 135 20.868 97 -0.02 74
IV.TERO.HHZ. 2020-11-25T13:50:51.61 0.3 undecidable manual P 133 43.3233 92 -0.05 70
IV.FDMO.HHZ. 2020-11-25T13:50:50.95 0.3 undecidable manual S 328 19.3695 98 -0.25 70
IV.T1299.EHZ. 2020-11-25T13:50:49.63 3.0 undecidable manual S 0
IV.CESI.HNZ. 2020-11-25T13:50:49.34 0.3 undecidable manual P 297 28.2495 94 0.01 73
IV.SMA1.EHZ. 2020-11-25T13:50:49.87 0.3 undecidable manual P 161 30.3474 93 0.22 69
IV.PF6.EHZ. 2020-11-25T13:50:49.18 0.3 undecidable manual P 357 27.6501 94 -0.06 72
IT.MTCL.HGZ. 2020-11-25T13:50:48.13 0.3 undecidable manual P 304 20.9679 97 -0.09 72
IV.MMO1.EHZ. 2020-11-25T13:50:48.55 0.3 undecidable manual S 83 9.2796 130 -0.16 73
IV.MTRA.EHZ. 2020-11-25T13:50:48.17 0.3 undecidable manual P 135 20.868 97 -0.03 73
IV.NRCA.HHZ. 2020-11-25T13:50:48.65 0.3 undecidable manual S 233 10.1787 126 -0.26 71
IV.CSP1.EHZ. 2020-11-25T13:50:48.43 0.1 undecidable manual P 358 22.5552 96 -0.03 98
IV.T1299.EHZ. 2020-11-25T13:50:48.58 3.0 undecidable manual P 0
IV.MC2.EHZ. 2020-11-25T13:50:47.90 0.3 undecidable manual S 321 3.1968 161 0.1 75
IV.FDMO.HHZ. 2020-11-25T13:50:47.98 0.1 undecidable manual P 328 19.3695 98 0.01 98
IV.FEMA.HNZ. 2020-11-25T13:50:47.52 0.3 undecidable manual P 301 15.6732 106 0.12 73
IV.MC2.EHZ. 2020-11-25T13:50:46.17 0.1 undecidable manual P 321 3.1968 161 0.17 98
IV.MMO1.EHZ. 2020-11-25T13:50:46.54 0.1 undecidable manual P 83 9.2796 130 0.01 100
IV.NRCA.HHZ. 2020-11-25T13:50:46.65 0.1 undecidable manual P 233 10.1787 126 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.6 0.00040792845 0.0832 AML other m 2020-11-25T13:50:48.79
IV.NRCA.HHN. ML:1.5 0.0003421233 0.096 AML other m 2020-11-25T13:50:48.84
IV.NRCA.HNE. ML:1.5 0.00037582325000000004 0.0768 AML other m 2020-11-25T13:50:48.79
IV.NRCA.HNN. ML:1.5 0.0003434832 0.1088 AML other m 2020-11-25T13:50:48.79
IV.FDMO.HHE. ML:0.9 0.000061266975 0.2432 AML other m 2020-11-25T13:50:51.36
IV.FDMO.HHN. ML:1.1 0.00010194854 0.1984 AML other m 2020-11-25T13:50:51.32
IV.MTRA.EHE. ML:1.0 0.00006275491 0.1408 AML other m 2020-11-25T13:50:52.42
IV.MTRA.EHN. ML:1.1 0.00008254475 0.1408 AML other m 2020-11-25T13:50:52.68
IV.CSP1.EHE. ML:1.0 0.00007159316 0.1984 AML other m 2020-11-25T13:50:53.29
IV.CSP1.EHN. ML:1.0 0.00006490206 0.2048 AML other m 2020-11-25T13:50:54.54
IV.SMA1.EHE. ML:0.8 0.000028689245000000003 0.224 AML other m 2020-11-25T13:50:54.41
IV.SMA1.EHN. ML:0.6 0.000020138726 0.1024 AML other m 2020-11-25T13:50:55.26
IV.TERO.HHE. ML:0.7 0.000015798365000000002 0.0832 AML other m 2020-11-25T13:50:59.10
IV.TERO.HHN. ML:0.7 0.0000172949305 0.1216 AML other m 2020-11-25T13:50:57.79
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download