Earthquake with magnitude of ML 1.5 on date 17-11-2020 and time 16:17:19 (Italy) in region 4 km NW Ussita (MC)

A magnitude ML 1.5 earthquake occured in region: 4 km NW Ussita (MC), on

  • 17-11-2020 15:17:19 (UTC)
  • 17-11-2020 16:17:19 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9760, 13.1140 at 9 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
Ussita MC 4 444 444
Visso MC 5 1107 1551
Fiordimonte MC 7 202 1753
Fiastra MC 8 559 2312
Acquacanina MC 8 121 2433
Pieve Torina MC 9 1458 3891
Monte Cavallo MC 9 145 4036
Bolognola MC 10 142 4178
Castelsantangelo sul Nera MC 10 281 4459
Pievebovigliana MC 10 866 5325
Preci PG 12 724 6049
Muccia MC 13 915 6964
Sarnano MC 17 3264 10228
Serravalle di Chienti MC 17 1070 11298
Sellano PG 18 1079 12377
Camerino MC 18 6974 19351
Montefortino FM 19 1178 20529
Cessapalombo MC 19 512 21041
Montemonaco AP 19 604 21645
Amandola FM 20 3629 25274

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km E of Foligno (57155 inhabitants)
60 Km NW of Teramo (54892 inhabitants)
60 Km NE of Terni (111501 inhabitants)
61 Km E of Perugia (166134 inhabitants)
73 Km NW of L'Aquila (69753 inhabitants)
79 Km SW of Ancona (100861 inhabitants)
97 Km S of Fano (60888 inhabitants)
99 Km NW of Montesilvano (53738 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 1.5 2020-11-17
15:17:19
42.9763 13.1138 9 2021-02-26
14:56:16
Bollettino Sismico Italiano INGV 86470921
Reviewed
Rev100
ML 1.6 2020-11-17
15:17:19
42.9782 13.1158 9 2020-11-17
15:21:17
Sala Sismica INGV-Roma 84802791
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-11-17 15:17:19 ± 0.06
Latitude 42.9763 ± 0.0036
Longitude 13.1138 ± 0.0037
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 86470921

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 291
Semi-minor axis of confidence ellipse (meter) 235
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 26
Circular confidence region, given by single value of horizontal uncertainty (meter) 290.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 73
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.04946
Epicentral distance of station farthest from the epicenter (degree) 0.35253
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 86470921
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-01-22 21:03:12

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 84802791
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-11-17 15:21:17
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHZ. 2020-11-17T15:17:33.08 0.3 undecidable manual S 359 39.1275 50 0.05 71
IV.ASSB.HHZ. 2020-11-17T15:17:32.67 0.3 undecidable manual S 281 37.629 50 0.05 71
IV.MF5.EHZ. 2020-11-17T15:17:30.35 0.3 undecidable manual S 87 28.0497 108 0.47 66
IV.GUMA.HNN. 2020-11-17T15:17:27.84 0.3 undecidable manual S 62 20.3685 114 0.48 67
IV.ASSB.HHZ. 2020-11-17T15:17:27.02 0.3 undecidable manual P 281 37.629 50 -0.12 70
IV.EL6.EHZ. 2020-11-17T15:17:27.08 0.1 undecidable manual P 359 39.1275 50 -0.29 90
IV.MMO1.EHZ. 2020-11-17T15:17:26.67 0.3 undecidable manual S 116 19.2696 115 -0.35 69
IV.CESI.HHZ. 2020-11-17T15:17:26.75 0.3 undecidable manual S 281 17.2716 117 0.35 69
IV.PF6.EHN. 2020-11-17T15:17:26.65 0.6 undecidable manual S 20 19.0698 115 -0.31 46
IV.NRCA.HHZ. 2020-11-17T15:17:25.66 0.6 undecidable manual S 180 15.873 120 -0.3 47
IV.MF5.EHZ. 2020-11-17T15:17:25.74 0.1 undecidable manual P 87 28.0497 108 0.19 94
IV.CSP1.EHZ. 2020-11-17T15:17:25.52 0.3 undecidable manual S 30 14.7741 121 -0.12 73
IT.MTCL.HGZ. 2020-11-17T15:17:24.18 0.6 undecidable manual S 282 9.4794 133 0 50
IV.MC2.EHZ. 2020-11-17T15:17:24.18 0.3 undecidable manual S 140 9.4794 134 0.02 75
IV.GUMA.HNN. 2020-11-17T15:17:24.28 0.1 undecidable manual P 62 20.3685 114 0.18 95
IV.CESI.HHZ. 2020-11-17T15:17:23.77 0.1 undecidable manual P 281 17.2716 117 0.22 95
IV.PF6.EHN. 2020-11-17T15:17:23.70 0.1 undecidable manual P 20 19.0698 115 -0.17 96
IV.CSP1.EHZ. 2020-11-17T15:17:23.07 0.1 undecidable manual P 30 14.7741 121 -0.04 99
IV.FDMO.HHZ. 2020-11-17T15:17:23.20 0.3 undecidable manual S 342 6.993 142 -0.4 70
IV.NRCA.HHZ. 2020-11-17T15:17:23.23 0.1 undecidable manual P 180 15.873 120 -0.06 98
IV.MMO1.EHZ. 2020-11-17T15:17:23.72 0.1 negative manual P 116 19.2696 115 -0.19 95
IV.FEMA.HNE. 2020-11-17T15:17:23.27 0.6 undecidable manual S 253 5.4945 149 -0.02 51
IV.MC2.EHZ. 2020-11-17T15:17:22.22 0.1 undecidable manual P 140 9.4794 134 -0.04 100
IT.MTCL.HGZ. 2020-11-17T15:17:22.39 0.1 undecidable manual P 282 9.4794 133 0.13 98
IV.FEMA.HNE. 2020-11-17T15:17:21.87 0.1 undecidable manual P 253 5.4945 149 0.12 99
IV.FDMO.HHZ. 2020-11-17T15:17:21.84 0.1 undecidable manual P 342 6.993 142 -0.09 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHN. ML:1.3 0.000361 0.22 AML other m 2020-11-17T15:17:23.56
IV.FDMO.HHE. ML:1.1 0.00020681710000000002 0.128 AML other m 2020-11-17T15:17:24.41
IV.CSP1.EHN. ML:1.7 0.0004963834999999999 0.128 AML other m 2020-11-17T15:17:25.93
IV.CSP1.EHE. ML:1.8 0.0006011191499999999 0.2688 AML other m 2020-11-17T15:17:26.25
IV.NRCA.HHE. ML:1.7 0.000444 0.1 AML other m 2020-11-17T15:17:26.06
IV.NRCA.HHN. ML:1.5 0.0003045 0.12 AML other m 2020-11-17T15:17:26.08
IV.CESI.HHE. ML:1.3 0.00018128605 0.1792 AML other m 2020-11-17T15:17:26.91
IV.CESI.HHN. ML:1.7 0.00042600000000000005 1.82 AML other m 2020-11-17T15:17:26.97
IV.NRCA.HNN. ML:1.5 0.00029188765 0.1024 AML other m 2020-11-17T15:17:26.13
IV.NRCA.HNE. ML:1.7 0.0004293207 0.1408 AML other m 2020-11-17T15:17:26.11
IV.CESI.HNE. ML:1.4 0.000198269115 0.1792 AML other m 2020-11-17T15:17:26.91
IV.CESI.HNN. ML:1.9 0.00068639605 0.192 AML other m 2020-11-17T15:17:26.97
IV.ASSB.HHN. ML:1.2 0.00005635391 0.128 AML other m 2020-11-17T15:17:34.84
IV.ASSB.HHE. ML:1.2 0.0000574595405 0.1664 AML other m 2020-11-17T15:17:34.07
IV.EL6.EHE. ML:1.7 0.00018589995 0.1024 AML other m 2020-11-17T15:17:33.70
IV.EL6.EHN. ML:1.7 0.0001687103 0.32 AML other m 2020-11-17T15:17:34.13
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