Earthquake with magnitude of ML 1.8 on date 08-11-2020 and time 11:26:10 (Italy) in region 3 km E Montecastrilli (TR)

A magnitude ML 1.8 earthquake occured in region: 3 km E Montecastrilli (TR), on

  • 08-11-2020 10:26:10 (UTC)
  • 08-11-2020 11:26:10 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.66, 12.52 at 8 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
Montecastrilli TR 3 5022 5022
Acquasparta TR 4 4778 9800
San Gemini TR 5 5018 14818
Avigliano Umbro TR 7 2558 17376
Massa Martana PG 13 3770 21146
Amelia TR 14 11897 33043
Terni TR 15 111501 144544
Narni TR 15 19785 164329
Todi PG 17 16851 181180
Lugnano in Teverina TR 18 1494 182674
Guardea TR 19 1836 184510
Montecchio TR 19 1676 186186
Spoleto PG 20 38218 224404
Alviano TR 20 1463 225867

Municipalities with at least 50000 inhabitants

An earthquake occurred to
15 Km NW of Terni (111501 inhabitants)
36 Km SW of Foligno (57155 inhabitants)
43 Km NE of Viterbo (67173 inhabitants)
51 Km S of Perugia (166134 inhabitants)
75 Km N of Guidonia Montecelio (88673 inhabitants)
80 Km W of L'Aquila (69753 inhabitants)
81 Km N of Tivoli (56533 inhabitants)
85 Km N of Roma (2864731 inhabitants)
87 Km NE of Civitavecchia (52991 inhabitants)
97 Km W of Teramo (54892 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 1.8 2020-11-08
10:26:10
42.66 12.52 8 2021-02-26
14:56:05
Bollettino Sismico Italiano INGV 84699011
Reviewed
Rev100
ML 1.8 2020-11-08
10:26:10
42.66 12.52 8 2020-11-08
10:37:05
Sala Sismica INGV-Roma 84553041
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-11-08 10:26:10 ± 0.08
Latitude 42.66 ± 0.00
Longitude 12.52 ± 0.00
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 84699011

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 432
Semi-minor axis of confidence ellipse (meter) 317
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 70
Circular confidence region, given by single value of horizontal uncertainty (meter) 430
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 112
Number of associated phases, regardless of their use for origin computation 43
Number of defining phases 29
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 0.7932
Number of stations at which the event was observed 29
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 44
Type of magnitude ML
Reference to an origin 84699011
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-01-22 15:10:12

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 43
Type of magnitude ML
Reference to an origin 84553041
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-11-08 10:37:05
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
NI.PALA.HHZ. 2020-11-08T10:28:02.53 3.0 undecidable manual Sg 15.39 0
AC.KBN.HHZ. 2020-11-08T10:27:54.79 3.0 undecidable manual Pn 8.97 0
GU.CANO.HHZ. 2020-11-08T10:27:53.17 3.0 undecidable manual Sg 10.9 0
IV.BULG.HHZ. 2020-11-08T10:27:53.67 3.0 undecidable manual Sg 9.46 0
IV.MILN.HNZ. 2020-11-08T10:27:45.30 3.0 undecidable manual Sn -2.29 0
ST.PANI.EHZ. 2020-11-08T10:27:38.67 3.0 undecidable manual Sn -5.18 0
X3.T1573.HHZ. 2020-11-08T10:27:37.58 3.0 positive manual Pg 16.469999 0
IV.MILZ.HHZ. 2020-11-08T10:27:36.26 3.0 undecidable manual Pg 14.03 0
IV.MBFT.HHZ. 2020-11-08T10:27:29.61 3.0 undecidable manual Pg 9.62 0
MN.CLTB.HHZ. 2020-11-08T10:27:21.85 3.0 negative manual Pn -3.46 0
GU.CANO.HHZ. 2020-11-08T10:27:10.74 3.0 undecidable manual Pg 9.79 0
IV.TEOL.HHZ. 2020-11-08T10:26:54.35 3.0 undecidable manual Pn 2.43 0
IV.GIUL.HHZ. 2020-11-08T10:26:51.29 3.0 undecidable manual S -0.51 0
IV.IMTC.HHZ. 2020-11-08T10:26:45.14 3.0 positive manual Pn -0.63 0
IV.MC2.EHZ. 2020-11-08T10:26:30.31 0.1 undecidable manual S 63 0.5522 50 0.49 85
IV.FDMO.HHZ. 2020-11-08T10:26:30.44 0.3 undecidable manual S 48 0.5612 50 0.34 65
IV.NRCA.HHZ. 2020-11-08T10:26:27.19 0.3 undecidable manual S 68 0.4694 50 -0.2 69
IV.CESI.HHZ. 2020-11-08T10:26:27.04 0.3 undecidable manual S 39 0.4461 50 0.35 67
IV.LNSS.HHZ. 2020-11-08T10:26:25.06 0.3 undecidable manual S 98 0.3867 50 0.13 71
IV.SRES.HHZ. 2020-11-08T10:26:25.92 0.3 undecidable manual S 181 0.4218 50 -0.04 72
IV.MGAB.HHZ. 2020-11-08T10:26:25.39 0.3 undecidable manual S 310 0.3921 50 0.3 68
IV.ASSB.HHZ. 2020-11-08T10:26:25.38 0.3 undecidable manual S 15 0.3966 50 0.16 70
IV.EL6.EHZ. 2020-11-08T10:26:25.72 0.3 undecidable manual P 32 0.7932 50 0.02 67
IV.MURB.HHZ. 2020-11-08T10:26:22.73 0.3 undecidable manual P 0 0.6034 50 0.28 66
IV.MC2.EHZ. 2020-11-08T10:26:21.51 0.1 undecidable manual P 63 0.5522 50 -0.05 93
IV.FDMO.HHZ. 2020-11-08T10:26:21.41 0.1 undecidable manual P 48 0.5612 50 -0.32 88
IV.GAVE.EHZ. 2020-11-08T10:26:21.19 0.3 undecidable manual S 83 0.277 104 -0.1 73
IV.SACS.HHZ. 2020-11-08T10:26:20.35 0.1 undecidable manual P 293 0.4865 50 -0.09 93
IV.CESI.HHZ. 2020-11-08T10:26:19.44 0.1 undecidable manual P 39 0.4461 50 -0.31 90
IV.SRES.HHZ. 2020-11-08T10:26:19.59 0.1 undecidable manual P 181 0.4218 50 0.25 91
IV.NRCA.HHZ. 2020-11-08T10:26:19.72 0.1 undecidable manual P 68 0.4694 50 -0.44 87
IV.LNSS.HHZ. 2020-11-08T10:26:18.42 0.1 undecidable manual P 98 0.3867 50 -0.32 91
IV.ARRO.EHZ. 2020-11-08T10:26:18.34 0.3 undecidable manual S 114 0.1979 110 -0.02 75
IV.MGAB.HHZ. 2020-11-08T10:26:18.53 0.1 undecidable manual P 310 0.3921 50 -0.3 91
IV.ASSB.HHZ. 2020-11-08T10:26:18.61 0.1 undecidable manual P 15 0.3966 50 -0.3 91
IV.GAVE.EHZ. 2020-11-08T10:26:16.28 0.1 undecidable manual P 83 0.277 104 -0.36 92
IT.GNU.HGE. 2020-11-08T10:26:16.60 0.6 undecidable manual S 14 0.1493 115 -0.05 50
IV.MOMA.HHZ. 2020-11-08T10:26:16.63 0.6 undecidable manual S 14 0.1493 115 -0.02 51
IV.ARRO.EHZ. 2020-11-08T10:26:15.16 0.1 undecidable manual P 114 0.1979 110 0.21 96
IV.CESX.HHZ. 2020-11-08T10:26:14.15 0.6 undecidable manual S 136 0.0701 135 0.03 51
IV.MOMA.HHZ. 2020-11-08T10:26:14.04 0.1 undecidable manual P 14 0.1493 115 0.08 100
IT.GNU.HGE. 2020-11-08T10:26:14.10 0.1 undecidable manual P 14 0.1493 115 0.14 99
IV.CESX.HHZ. 2020-11-08T10:26:12.87 0.1 undecidable manual P 136 0.0701 135 0.37 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESX.HHN. ML:0 0.001885 0.42 AML other m 2020-11-08T10:26:15.53
IV.CESX.HHE. ML:0 0.001641852 0.1984 AML other m 2020-11-08T10:26:15.34
IV.MOMA.HHN. ML:1.9 0.00082367295 0.256 AML other m 2020-11-08T10:26:16.88
IV.MOMA.HNN. ML:1.9 0.00077480225 0.2624 AML other m 2020-11-08T10:26:16.88
IV.MOMA.HHE. ML:1.8 0.00061108355 0.1856 AML other m 2020-11-08T10:26:19.21
IV.MOMA.HNE. ML:1.8 0.00057822885 0.1728 AML other m 2020-11-08T10:26:19.12
IV.ARRO.EHE. ML:1.7 0.0003651884 0.16 AML other m 2020-11-08T10:26:20.17
IV.ARRO.EHN. ML:1.8 0.00044614635 0.2432 AML other m 2020-11-08T10:26:20.60
IV.GAVE.HNE. ML:1.9 0.00038445165 0.1856 AML other m 2020-11-08T10:26:21.84
IV.GAVE.EHE. ML:1.9 0.00039428345 0.1984 AML other m 2020-11-08T10:26:21.85
IV.GAVE.EHN. ML:1.9 0.0004150651 0.16 AML other m 2020-11-08T10:26:22.57
IV.SACS.HNE. ML:1.7 0.0001288834 1.2 AML other m 2020-11-08T10:26:23.04
IV.ASSB.HHE. ML:0 7.98E-5 0.24 AML other m 2020-11-08T10:26:25.50
IV.ASSB.HHN. ML:0 6.3041655E-5 1.7632 AML other m 2020-11-08T10:26:29.04
IV.LNSS.HHN. ML:1.8 0.00019534395 0.1792 AML other m 2020-11-08T10:26:26.54
IV.MGAB.HHE. ML:2 0.0003242489 0.16 AML other m 2020-11-08T10:26:26.52
IV.MGAB.HNE. ML:2 0.00031678345 0.1664 AML other m 2020-11-08T10:26:26.52
IV.MGAB.HNN. ML:2 0.0003062051 0.1792 AML other m 2020-11-08T10:26:27.29
IV.MGAB.HHN. ML:2 0.0002953551 0.16 AML other m 2020-11-08T10:26:27.29
IV.LNSS.HNN. ML:1.8 0.0001838721 0.1984 AML other m 2020-11-08T10:26:27.27
IV.LNSS.HNE. ML:1.8 0.0001914204 0.1216 AML other m 2020-11-08T10:26:27.38
IV.LNSS.HHE. ML:1.8 0.00020386765 0.1216 AML other m 2020-11-08T10:26:27.32
IV.CESI.HNN. ML:2.4 0.00067550435 0.4032 AML other m 2020-11-08T10:26:27.21
IV.SRES.HHE. ML:1.3 5.6418545E-5 0.1984 AML other m 2020-11-08T10:26:27.62
IV.CESI.HHE. ML:1.4 6.372704E-5 0.2176 AML other m 2020-11-08T10:26:27.75
IV.NRCA.HHN. ML:1.9 0.00018848545 0.1216 AML other m 2020-11-08T10:26:27.71
IV.NRCA.HNN. ML:1.9 0.00019344965 0.1408 AML other m 2020-11-08T10:26:27.71
IV.SRES.HHN. ML:1.2 4.9413555E-5 0.2816 AML other m 2020-11-08T10:26:28.80
IV.CESI.HHN. ML:1.7 0.0001302109 0.3008 AML other m 2020-11-08T10:26:28.70
IV.SACS.HHN. ML:1.3 4.629895E-5 1.8592 AML other m 2020-11-08T10:26:30.01
IV.SACS.HHE. ML:1.4 6.337472E-5 1.7568 AML other m 2020-11-08T10:26:30.93
IV.NRCA.HHE. ML:1.7 0.00012184875 0.1024 AML other m 2020-11-08T10:26:30.76
IV.NRCA.HNE. ML:1.8 0.0001479215 0.16 AML other m 2020-11-08T10:26:30.77
IV.FDMO.HHE. ML:1.5 6.4812015E-5 0.2176 AML other m 2020-11-08T10:26:32.62
IV.FDMO.HHN. ML:1.3 4.1645575E-5 0.16 AML other m 2020-11-08T10:26:33.59
IV.CSP1.EHN. ML:0 0.000133829135 0.3968 AML other m 2020-11-08T10:26:34.17
IV.CSP1.EHE. ML:0 0.00014704335 0.2944 AML other m 2020-11-08T10:26:34.80
IV.MURB.HHN. ML:0 0.000203 0.26 AML other m 2020-11-08T10:26:36.58
IV.MURB.HNN. ML:2 0.0001673431 0.2944 AML other m 2020-11-08T10:26:36.57
IV.MURB.HNE. ML:2 0.0001754026 0.2688 AML other m 2020-11-08T10:26:37.42
IV.MURB.HHE. ML:0 0.000167 0.26 AML other m 2020-11-08T10:26:37.56
IV.EL6.EHE. ML:1.7 5.475683E-5 1.6608 AML other m 2020-11-08T10:26:42.92
IV.EL6.EHN. ML:1.5 4.2229015E-5 0.2816 AML other m 2020-11-08T10:26:43.24
IV.MF5.EHN. ML:1.4 3.514438E-5 1.1616 AML other m 2020-11-08T10:26:44.88
IV.MF5.EHE. ML:1.4 3.5849235E-5 0.4224 AML other m 2020-11-08T10:26:45.77
IV.IMTC.HHE. ML:2.8 0.000122015545 1.6992 AML other m 2020-11-08T10:27:29.87
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download