Earthquake with magnitude of ML 1.2 on date 30-11-2020 and time 18:36:20 (Italy) in region 3 km SE Castelsantangelo sul Nera (MC)

A magnitude ML 1.2 earthquake occured in region: 3 km SE Castelsantangelo sul Nera (MC), on

  • 30-11-2020 17:36:20 (UTC)
  • 30-11-2020 18:36:20 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8730, 13.1830 at 12 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
Castelsantangelo sul Nera MC 3 281 281
Ussita MC 9 444 725
Visso MC 10 1107 1832
Norcia PG 11 4957 6789
Preci PG 12 724 7513
Montemonaco AP 12 604 8117
Montegallo AP 13 523 8640
Bolognola MC 14 142 8782
Arquata del Tronto AP 15 1178 9960
Montefortino FM 15 1178 11138
Acquacanina MC 18 121 11259
Fiastra MC 18 559 11818
Amandola FM 19 3629 15447
Fiordimonte MC 20 202 15649
Monte Cavallo MC 20 145 15794

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km E of Foligno (57155 inhabitants)
49 Km W of Teramo (54892 inhabitants)
56 Km NE of Terni (111501 inhabitants)
61 Km NW of L'Aquila (69753 inhabitants)
70 Km E of Perugia (166134 inhabitants)
87 Km SW of Ancona (100861 inhabitants)
89 Km W of Montesilvano (53738 inhabitants)
96 Km W of Pescara (121014 inhabitants)
99 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
Bulletin
Rev1000
ML 1.2 2020-11-30
17:36:20
42.8728 13.1828 12 2021-02-26
14:56:10
Bollettino Sismico Italiano INGV 85340211
Reviewed
Rev100
ML 1.3 2020-11-30
17:36:20
42.8762 13.1817 10 2020-11-30
17:42:41
Sala Sismica INGV-Roma 85110861
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-11-30 17:36:20 ± 0.04
Latitude 42.8728 ± 0.0018
Longitude 13.1828 ± 0.0037
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 85340211

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 268
Semi-minor axis of confidence ellipse (meter) 75
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 235
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) 50
Number of associated phases, regardless of their use for origin computation 43
Number of defining phases 39
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.45416
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 21
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 85110861
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-11-30 17:42:41

ML:1.2

Field Value
Value 1.2
Uncertainty 0.1
Num. used stations 10
Type of magnitude ML
Reference to an origin 85340211
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-12-10 15:02:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SARZ.HHZ. 2020-11-30T17:38:01.47 3.0 undecidable manual Sg 16.08 0
IV.SBPO.HNZ. 2020-11-30T17:37:21.97 3.0 undecidable manual Sn 1.03 0
IV.CAFE.HHZ. 2020-11-30T17:37:08.59 3.0 undecidable manual Pg 12.55 0
IV.ASSB.HHZ. 2020-11-30T17:36:35.65 0.3 undecidable manual S 294 46.5201 91 0.32 66
IV.BRSN.EHZ. 2020-11-30T17:36:35.70 3.0 undecidable manual P -1.13 0
IV.LNSS.HHZ. 2020-11-30T17:36:31.57 0.3 undecidable manual S 201 32.1456 93 0.08 71
IV.MML1.HNE. 2020-11-30T17:36:31.57 0.3 undecidable manual S 327 31.746 93 0.19 70
IV.SAP2.EHE. 2020-11-30T17:36:31.37 0.6 undecidable manual S 35 30.4473 93 0.34 45
IV.SMA1.EHZ. 2020-11-30T17:36:30.90 0.3 undecidable manual S 155 29.6481 93 0.08 72
IV.PF6.EHZ. 2020-11-30T17:36:30.40 0.3 undecidable manual S 2 29.4483 93 -0.36 67
IV.CESI.HHZ. 2020-11-30T17:36:30.36 0.3 undecidable manual S 303 26.9508 94 0.26 69
IV.T1299.HNZ. 2020-11-30T17:36:30.12 0.3 undecidable manual S 163 27.6501 93 -0.18 70
IV.MF5.EHZ. 2020-11-30T17:36:30.04 0.3 undecidable manual S 60 25.8519 94 0.23 70
IV.CSP1.EHZ. 2020-11-30T17:36:29.11 0.3 undecidable manual S 4 24.3534 94 -0.31 69
IV.MOMA.HNZ. 2020-11-30T17:36:29.90 0.1 undecidable manual P 261 50.4162 91 0.26 89
IV.GUMA.HNZ. 2020-11-30T17:36:29.68 0.3 undecidable manual S 30 24.4533 94 0.25 70
IV.MTRA.HNZ. 2020-11-30T17:36:28.48 0.3 undecidable manual S 126 21.6672 96 -0.21 71
IV.ASSB.HHZ. 2020-11-30T17:36:28.89 0.1 undecidable manual P 294 46.5201 91 -0.15 91
IT.MTCL.HGZ. 2020-11-30T17:36:28.07 0.3 undecidable manual S 312 20.0688 97 -0.2 71
IV.TERO.HHZ. 2020-11-30T17:36:28.54 0.3 undecidable manual P 129 44.1225 92 -0.13 69
IV.MNTT.EHZ. 2020-11-30T17:36:27.92 0.6 undecidable manual P 58 39.5271 92 -0.04 47
IV.FDMO.HHZ. 2020-11-30T17:36:27.82 0.3 undecidable manual S 337 19.7691 97 -0.37 69
IV.T1299.HNZ. 2020-11-30T17:36:26.28 0.3 undecidable manual P 163 27.6501 93 0.14 71
IV.MF5.EHZ. 2020-11-30T17:36:26.09 0.3 undecidable manual P 60 25.8519 94 0.23 70
IV.SAP2.EHE. 2020-11-30T17:36:26.95 0.6 undecidable manual P 35 30.4473 93 0.39 45
IV.SMA1.EHZ. 2020-11-30T17:36:26.47 0.3 undecidable manual P 155 29.6481 93 0.03 72
IV.PF6.EHZ. 2020-11-30T17:36:26.17 0.3 undecidable manual P 2 29.4483 93 -0.23 69
IV.LNSS.HHZ. 2020-11-30T17:36:26.82 0.3 undecidable manual P 201 32.1456 93 0 73
IV.CESI.HHZ. 2020-11-30T17:36:26.02 0.3 undecidable manual P 303 26.9508 94 0 73
IV.FEMA.HNZ. 2020-11-30T17:36:26.82 0.1 undecidable manual S 313 14.6742 107 -0.04 99
IV.MML1.HNE. 2020-11-30T17:36:26.72 0.3 undecidable manual P 327 31.746 93 -0.04 72
IV.MMO1.EHZ. 2020-11-30T17:36:25.95 0.3 undecidable manual S 76 12.0768 117 -0.27 71
IV.MTRA.HNZ. 2020-11-30T17:36:25.02 0.1 undecidable manual P 126 21.6672 96 -0.19 95
IV.CSP1.EHZ. 2020-11-30T17:36:25.54 0.3 undecidable manual P 4 24.3534 94 -0.09 72
IV.GUMA.HNZ. 2020-11-30T17:36:25.72 0.3 undecidable manual P 30 24.4533 94 0.08 72
IV.NRCA.HNZ. 2020-11-30T17:36:24.99 0.1 undecidable manual S 232 7.0929 140 -0.19 98
IT.MTCL.HGZ. 2020-11-30T17:36:24.88 0.3 undecidable manual P 312 20.0688 97 -0.09 73
IV.FEMA.HNZ. 2020-11-30T17:36:24.28 0.1 undecidable manual P 313 14.6742 107 0.13 97
IV.MC2.EHZ. 2020-11-30T17:36:24.80 0.3 undecidable manual S 7 4.2957 154 0.03 75
IV.FDMO.HHZ. 2020-11-30T17:36:24.80 0.3 undecidable manual P 337 19.7691 97 -0.12 72
IV.MC2.EHZ. 2020-11-30T17:36:23.11 0.1 undecidable manual P 7 4.2957 154 0.16 98
IV.NRCA.HNZ. 2020-11-30T17:36:23.28 0.1 undecidable manual P 232 7.0929 140 0.1 98
IV.MMO1.EHZ. 2020-11-30T17:36:23.78 0.1 negative manual P 76 12.0768 117 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:1.0 0.0000768 0.26 AML other m 2020-11-30T17:36:28.14
IV.FDMO.HHN. ML:1.3 0.00014749999999999998 0.22 AML other m 2020-11-30T17:36:28.26
IV.MTRA.EHE. ML:1.4 0.000169 0.48 AML other m 2020-11-30T17:36:29.01
IV.MTRA.EHN. ML:1.4 0.00015150000000000002 0.44 AML other m 2020-11-30T17:36:29.24
IV.CESI.HHE. ML:1.2 0.0000736 0.24 AML other m 2020-11-30T17:36:30.67
IV.CESI.HHN. ML:1.3 0.0001154 0.24 AML other m 2020-11-30T17:36:30.55
IV.LNSS.HHN. ML:1.2 0.00007065000000000001 1.02 AML other m 2020-11-30T17:36:32.28
IV.ASSB.HHE. ML:1.2 0.0000467 0.42 AML other m 2020-11-30T17:36:33.40
IV.ASSB.HHN. ML:1.1 0.000036 1.42 AML other m 2020-11-30T17:36:36.93
IV.LNSS.HHE. ML:1.1 0.0000567 0.68 AML other m 2020-11-30T17:36:36.52
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