Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 24-11-2020 and time 00:05:05 (UTC) in region 1 km NE Castelsantangelo sul Nera (MC)

A magnitude ML 1.6 earthquake occured in region: 1 km NE Castelsantangelo sul Nera (MC), on

  • 24-11-2020 00:05:05 (UTC)
  • 24-11-2020 01:05:05 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9, 13.16 at 13 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.

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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 1 281 281
Ussita MC 5 444 725
Visso MC 7 1107 1832
Preci PG 10 724 2556
Bolognola MC 12 142 2698
Norcia PG 13 4957 7655
Montemonaco AP 13 604 8259
Acquacanina MC 15 121 8380
Fiastra MC 15 559 8939
Montegallo AP 15 523 9462
Montefortino FM 15 1178 10640
Fiordimonte MC 16 202 10842
Monte Cavallo MC 17 145 10987
Arquata del Tronto AP 18 1178 12165
Amandola FM 18 3629 15794
Pieve Torina MC 19 1458 17252
Sarnano MC 19 3264 20516
Sellano PG 19 1079 21595
Pievebovigliana MC 19 866 22461

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km E of Foligno (57155 inhabitants)
52 Km NW of Teramo (54892 inhabitants)
57 Km NE of Terni (111501 inhabitants)
64 Km NW of L'Aquila (69753 inhabitants)
67 Km E of Perugia (166134 inhabitants)
85 Km SW of Ancona (100861 inhabitants)
91 Km W of Montesilvano (53738 inhabitants)
99 Km W of Pescara (121014 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 1.6 2020-11-24
00:05:05		 42.9 13.16 13 2021-02-26
14:56:17		 Bollettino Sismico Italiano INGV 86848261
Reviewed
Rev100 		ML 1.6 2020-11-24
00:05:05		 42.9 13.17 13 2020-11-24
00:22:46		 Sala Sismica INGV-Roma 84972101
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-11-24 00:05:05 ± 0.06
Latitude 42.90 ± 0.00
Longitude 13.16 ± 0.00
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 86848261

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 328
Semi-minor axis of confidence ellipse (meter) 85
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 230
Circular confidence region, given by single value of horizontal uncertainty (meter) 330
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 63
Number of defining phases 63
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.02248
Epicentral distance of station farthest from the epicenter (degree) 0.9317
Number of stations at which the event was observed 35
Number of stations from which data was used for origin computation 35
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 39
Type of magnitude ML
Reference to an origin 84972101
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-11-24 00:22:46

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 45
Type of magnitude ML
Reference to an origin 86848261
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-02-22 12:54:36
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.PE3.EHZ. 2020-11-24T00:05:23.22 0.3 undecidable manual P 329 0.9317 91 0.52 56
IV.FOSV.EHZ. 2020-11-24T00:05:22.92 0.6 undecidable manual S 324 0.4919 93 0.54 40
IV.ATCC.EHZ. 2020-11-24T00:05:22.55 0.6 undecidable manual S 307 0.4766 93 0.62 39
IT.GNU.HGE. 2020-11-24T00:05:21.69 0.3 undecidable manual S 258 0.4452 93 0.7 58
IV.MOMA.HHZ. 2020-11-24T00:05:21.81 0.6 undecidable manual S 258 0.4452 93 0.81 37
IV.EL6.EHE. 2020-11-24T00:05:21.26 0.6 undecidable manual S 354 0.4317 93 0.66 39
IV.TERO.HHZ. 2020-11-24T00:05:20.41 0.3 undecidable manual S 130 0.4263 93 -0.03 70
IV.NARO.HHZ. 2020-11-24T00:05:20.73 0.3 undecidable manual P 329 0.8274 91 -0.19 63
IV.T0110.HHZ. 2020-11-24T00:05:20.56 0.3 undecidable manual P 146 0.8085 91 -0.03 65
IV.ASSB.HHZ. 2020-11-24T00:05:19.64 0.3 undecidable manual S 291 0.3948 94 0.11 69
IV.CAMP.HHZ. 2020-11-24T00:05:19.78 0.6 undecidable manual S 154 0.4065 94 -0.08 46
IV.MNTT.EHZ. 2020-11-24T00:05:19.57 1.0 undecidable manual S 63 0.3552 94 1.22 16
IV.SNTG.HHZ. 2020-11-24T00:05:19.38 0.6 undecidable manual S 335 0.3903 94 0 47
IV.FRON.EHZ. 2020-11-24T00:05:18.42 0.3 undecidable manual P 333 0.6943 92 -0.23 64
IV.MNTP.HNN. 2020-11-24T00:05:18.68 1.0 undecidable manual S 43 0.3265 95 1.19 16
IV.LNSS.HHZ. 2020-11-24T00:05:17.42 0.6 undecidable manual S 197 0.3103 95 0.4 44
IV.ARVD.HHZ. 2020-11-24T00:05:17.21 0.3 undecidable manual P 345 0.6187 92 -0.15 66
IV.SSFR.HHZ. 2020-11-24T00:05:16.98 0.3 undecidable manual P 333 0.6034 92 -0.11 67
IV.SAP2.EHZ. 2020-11-24T00:05:16.01 0.6 undecidable manual S 41 0.2617 97 0.42 44
IV.SMA1.EHZ. 2020-11-24T00:05:16.69 0.6 undecidable manual S 155 0.2977 96 0.04 48
IV.MDAR.HNN. 2020-11-24T00:05:16.29 0.3 undecidable manual S 357 0.2932 96 -0.22 70
IV.T1299.EHZ. 2020-11-24T00:05:16.53 0.6 undecidable manual S 162 0.2797 96 0.41 45
IV.MML1.EHZ. 2020-11-24T00:05:15.34 0.1 undecidable manual S 327 0.2554 97 -0.05 97
IV.MF5.EHZ. 2020-11-24T00:05:15.34 0.6 undecidable manual S 68 0.2338 99 0.56 43
IV.ATCC.EHZ. 2020-11-24T00:05:14.80 0.3 undecidable manual P 307 0.4766 93 -0.12 69
IV.CESI.HHZ. 2020-11-24T00:05:14.26 0.6 undecidable manual S 299 0.2158 100 0.01 49
IV.PF6.EHZ. 2020-11-24T00:05:14.40 0.6 undecidable manual S 6 0.2383 98 -0.51 44
IV.GUMA.HHZ. 2020-11-24T00:05:14.18 0.1 undecidable manual S 38 0.2059 101 0.23 94
IT.GNU.HGE. 2020-11-24T00:05:14.45 0.3 undecidable manual P 258 0.4452 93 0.07 69
IV.MTRA.EHZ. 2020-11-24T00:05:14.26 0.6 undecidable manual S 130 0.223 99 -0.2 47
IV.FOSV.EHZ. 2020-11-24T00:05:14.94 0.3 undecidable manual P 324 0.4919 93 -0.24 67
IV.MOMA.HHZ. 2020-11-24T00:05:14.69 0.3 undecidable manual P 258 0.4452 93 0.31 66
IV.EL6.EHE. 2020-11-24T00:05:13.83 0.1 undecidable manual P 354 0.4317 93 -0.32 89
IV.TERO.HHZ. 2020-11-24T00:05:13.77 0.1 undecidable manual P 130 0.4263 93 -0.29 88
IV.MNTT.EHZ. 2020-11-24T00:05:13.35 0.1 undecidable manual P 63 0.3552 94 0.5 86
IV.SNTG.HHZ. 2020-11-24T00:05:13.07 0.1 undecidable manual P 335 0.3903 94 -0.38 88
IV.OFFI.HHZ. 2020-11-24T00:05:13.96 0.3 undecidable manual P 85 0.384 94 0.61 61
IV.ASSB.HHZ. 2020-11-24T00:05:13.29 0.1 undecidable manual P 291 0.3948 94 -0.24 91
IV.CAMP.HHZ. 2020-11-24T00:05:13.39 0.1 undecidable manual P 154 0.4065 94 -0.34 88
IT.MTCL.HGZ. 2020-11-24T00:05:12.18 0.6 undecidable manual S 308 0.152 110 -0.23 48
IV.MNTP.HNN. 2020-11-24T00:05:12.59 0.3 undecidable manual P 43 0.3265 95 0.23 68
IV.MDAR.HNN. 2020-11-24T00:05:11.58 0.3 undecidable manual P 357 0.2932 96 -0.21 70
IV.MMO1.EHZ. 2020-11-24T00:05:11.26 0.6 undecidable manual S 90 0.1196 120 -0.3 46
IV.SMA1.EHZ. 2020-11-24T00:05:11.68 0.1 undecidable manual P 155 0.2977 96 -0.19 93
IV.T1299.EHZ. 2020-11-24T00:05:11.45 0.1 undecidable manual P 162 0.2797 96 -0.12 94
IV.FDMO.HHZ. 2020-11-24T00:05:11.78 0.6 undecidable manual S 338 0.1475 112 -0.5 45
IV.SAP2.EHZ. 2020-11-24T00:05:11.26 0.3 undecidable manual P 41 0.2617 97 0 73
IV.FEMA.HNZ. 2020-11-24T00:05:11.16 0.6 undecidable manual S 307 0.1034 126 0.02 50
IV.LNSS.HHZ. 2020-11-24T00:05:11.95 0.1 undecidable manual P 197 0.3103 95 -0.14 94
IV.MTRA.EHZ. 2020-11-24T00:05:10.42 0.1 undecidable manual P 130 0.223 99 -0.19 94
IV.MML1.EHZ. 2020-11-24T00:05:10.91 0.1 undecidable manual P 327 0.2554 97 -0.23 93
IV.MC2.EHZ. 2020-11-24T00:05:10.02 0.6 undecidable manual S 59 0.0225 167 0.22 49
IV.NRCA.HNZ. 2020-11-24T00:05:10.51 0.1 undecidable manual S 208 0.0755 138 -0.02 99
IV.CESI.HHZ. 2020-11-24T00:05:10.43 0.1 positive manual P 299 0.2158 100 -0.06 98
IV.GUMA.HHZ. 2020-11-24T00:05:10.31 0.1 positive manual P 38 0.2059 101 0 98
IV.MF5.EHZ. 2020-11-24T00:05:10.93 0.1 undecidable manual P 68 0.2338 99 0.14 95
IV.PF6.EHZ. 2020-11-24T00:05:10.49 0.1 undecidable manual P 6 0.2383 98 -0.38 91
IT.MTCL.HGZ. 2020-11-24T00:05:09.28 0.1 undecidable manual P 308 0.152 110 -0.15 97
IV.FDMO.HHZ. 2020-11-24T00:05:09.15 0.1 undecidable manual P 338 0.1475 112 -0.2 96
IV.NRCA.HNZ. 2020-11-24T00:05:08.40 0.1 negative manual P 208 0.0755 138 0.06 100
IV.MMO1.EHZ. 2020-11-24T00:05:08.76 0.1 undecidable manual P 90 0.1196 120 -0.17 96
IV.MC2.EHZ. 2020-11-24T00:05:08.06 0.1 undecidable manual P 59 0.0225 167 0.15 99
IV.FEMA.HNZ. 2020-11-24T00:05:08.76 0.1 undecidable manual P 307 0.1034 126 0.07 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:2.5 0.0039806145 0.1 AML other m 2020-11-24T00:05:10.61
IV.NRCA.HNN. ML:2.5 0.0037651395 0.09 AML other m 2020-11-24T00:05:10.61
IV.NRCA.HHE. ML:2.2 0.001963374 0.24 AML other m 2020-11-24T00:05:10.81
IV.NRCA.HNE. ML:2.2 0.0016379245 0.24 AML other m 2020-11-24T00:05:10.82
IV.FEMA.HNE. ML:1.8 0.0006334395 0.4 AML other m 2020-11-24T00:05:11.33
IV.FEMA.HNN. ML:1.8 0.00064068965 0.45 AML other m 2020-11-24T00:05:11.49
IV.FDMO.HHE. ML:1.8 0.00050100615 1.8 AML other m 2020-11-24T00:05:11.09
IV.FDMO.HHN. ML:1.9 0.0006352739 0.16 AML other m 2020-11-24T00:05:12.23
IV.GUMA.HHE. ML:2.2 0.00107072715 0.3 AML other m 2020-11-24T00:05:14.49
IV.CESI.HNE. ML:1.4 0.00014380965 0.39 AML other m 2020-11-24T00:05:14.35
IV.CESI.HNN. ML:1.7 0.0002672212 0.17 AML other m 2020-11-24T00:05:14.57
IV.GUMA.HHN. ML:1.8 0.00037827345 0.3 AML other m 2020-11-24T00:05:14.49
IV.GUMA.HNN. ML:2 0.00064448305 0.16 AML other m 2020-11-24T00:05:14.55
IV.GUMA.HNE. ML:2.1 0.00078429795 0.31 AML other m 2020-11-24T00:05:14.53
IV.CESI.HHN. ML:1.7 0.00031365565 0.22 AML other m 2020-11-24T00:05:14.68
IV.CESI.HHE. ML:1.5 0.000202245 0.22 AML other m 2020-11-24T00:05:14.69
IV.MTRA.EHE. ML:1.5 0.00016297225 0.48 AML other m 2020-11-24T00:05:14.47
IV.MTRA.EHN. ML:1.6 0.0002109472 0.1 AML other m 2020-11-24T00:05:14.85
IV.MTRA.HNN. ML:1.6 0.000218235 0.12 AML other m 2020-11-24T00:05:14.85
IV.MF5.EHN. ML:1.2 8.6225825E-5 0.18 AML other m 2020-11-24T00:05:15.88
IV.MF5.EHE. ML:1.4 0.000126649875 0.12 AML other m 2020-11-24T00:05:15.74
IV.SAP2.EHN. ML:2.6 0.0018233275 0.12 AML other m 2020-11-24T00:05:16.48
IV.SAP2.EHE. ML:1.7 0.000255019 0.4 AML other m 2020-11-24T00:05:16.41
IV.SMA1.EHN. ML:1.6 0.0001641147 0.2 AML other m 2020-11-24T00:05:16.93
IV.SMA1.EHE. ML:1.5 0.00011877935 0.14 AML other m 2020-11-24T00:05:17.39
IV.LNSS.HHN. ML:1.4 9.5083135E-5 0.32 AML other m 2020-11-24T00:05:17.83
IV.LNSS.HHE. ML:1.5 0.000128493 0.16 AML other m 2020-11-24T00:05:18.14
IV.CAMP.HHN. ML:1.4 8.210515E-5 0.32 AML other m 2020-11-24T00:05:20.22
IV.MNTT.EHE. ML:1.7 0.0001707467 0.3 AML other m 2020-11-24T00:05:20.24
IV.ASSB.HHE. ML:1.4 6.8237985E-5 0.12 AML other m 2020-11-24T00:05:20.10
IV.SNTG.HHE. ML:1.1 3.8155475E-5 0.16 AML other m 2020-11-24T00:05:20.05
IV.ASSB.HHN. ML:1.2 5.231357E-5 0.18 AML other m 2020-11-24T00:05:20.13
IV.CAMP.HHE. ML:1.5 9.0963355E-5 0.22 AML other m 2020-11-24T00:05:20.43
IV.MNTT.EHN. ML:1.8 0.0002068458 0.2 AML other m 2020-11-24T00:05:20.69
IV.TERO.HHE. ML:1.6 9.759999E-5 0.1 AML other m 2020-11-24T00:05:20.90
IV.TERO.HHN. ML:1.6 0.000121363085 0.08 AML other m 2020-11-24T00:05:20.90
IV.MOMA.HHN. ML:1.1 3.2164945E-5 0.26 AML other m 2020-11-24T00:05:22.45
IV.MOMA.HHE. ML:1.1 3.7237225E-5 0.12 AML other m 2020-11-24T00:05:22.38
IV.ATCC.EHE. ML:1.3 4.591067E-5 0.38 AML other m 2020-11-24T00:05:22.97
IV.FOSV.EHE. ML:1.2 3.394723E-5 0.3 AML other m 2020-11-24T00:05:23.22
IV.FOSV.EHN. ML:1.5 7.0016265E-5 0.34 AML other m 2020-11-24T00:05:23.14
IV.SSFR.HHN. ML:1.5 5.561942E-5 0.16 AML other m 2020-11-24T00:05:27.21
IV.SSFR.HHE. ML:1.6 7.5041015E-5 0.24 AML other m 2020-11-24T00:05:27.45
IV.ARVD.HHE. ML:1.2 2.3536875E-5 0.2 AML other m 2020-11-24T00:05:27.77
IV.ARVD.HHN. ML:0.8 1.0350985E-5 0.72 AML other m 2020-11-24T00:05:27.61
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