Earthquake with magnitude of ML 1.7 on date 18-11-2020 and time 11:25:22 (Italy) in region 1 km NE Castelsantangelo sul Nera (MC)

A magnitude ML 1.7 earthquake occured in region: 1 km NE Castelsantangelo sul Nera (MC), on

  • 18-11-2020 10:25:22 (UTC)
  • 18-11-2020 11:25:22 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9040, 13.1640 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.

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 11 724 2556
Bolognola MC 11 142 2698
Montemonaco AP 13 604 3302
Norcia PG 14 4957 8259
Acquacanina MC 14 121 8380
Fiastra MC 15 559 8939
Montefortino FM 15 1178 10117
Montegallo AP 15 523 10640
Fiordimonte MC 16 202 10842
Monte Cavallo MC 17 145 10987
Amandola FM 18 3629 14616
Arquata del Tronto AP 18 1178 15794
Pieve Torina MC 18 1458 17252
Sarnano MC 19 3264 20516
Pievebovigliana MC 19 866 21382
Sellano PG 19 1079 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)
84 Km SW of Ancona (100861 inhabitants)
92 Km W of Montesilvano (53738 inhabitants)
99 Km NW 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 1.7 2020-11-18
10:25:22
42.9043 13.1638 13 2021-02-26
14:56:09
Bollettino Sismico Italiano INGV 85174631
Reviewed
Rev100
ML 1.7 2020-11-18
10:25:22
42.9013 13.1573 14 2020-11-18
10:31:23
Sala Sismica INGV-Roma 84823161
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-11-18 10:25:22 ± 0.05
Latitude 42.9043 ± 0.0027
Longitude 13.1638 ± 0.0037
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 85174631

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 319
Semi-minor axis of confidence ellipse (meter) 68
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 245
Circular confidence region, given by single value of horizontal uncertainty (meter) 320.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 39
Number of associated phases, regardless of their use for origin computation 58
Number of defining phases 58
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.01979
Epicentral distance of station farthest from the epicenter (degree) 0.51621
Number of stations at which the event was observed 29
Number of stations from which data was used for origin computation 29
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 84823161
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-11-18 10:31:23

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 85174631
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-12-03 11:10:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CESX.HHE. 2020-11-18T10:25:40.38 0.3 undecidable manual S 235 57.2982 92 0.14 67
IV.CING.HNZ. 2020-11-18T10:25:39.43 0.3 undecidable manual S 3 52.3032 93 0.52 62
IV.EL6.EHZ. 2020-11-18T10:25:38.04 0.3 undecidable manual S 354 47.4192 93 0.44 64
IT.GNU.HGE. 2020-11-18T10:25:38.88 0.6 undecidable manual S 257 49.5171 93 0.71 39
IV.MOMA.HNZ. 2020-11-18T10:25:38.87 0.3 undecidable manual S 257 49.5171 93 0.7 58
IV.TERO.HHZ. 2020-11-18T10:25:37.62 0.3 undecidable manual S 131 47.5191 93 -0.01 70
IV.ARRO.EHZ. 2020-11-18T10:25:37.82 0.6 undecidable manual S 222 48.5181 93 -0.07 46
IV.CAMP.HHE. 2020-11-18T10:25:37.01 0.3 undecidable manual S 154 45.5211 93 -0.07 69
IV.MNTT.EHZ. 2020-11-18T10:25:36.98 0.3 undecidable manual S 63 39.1275 94 1.59 38
IV.SNTG.HHZ. 2020-11-18T10:25:36.22 0.6 undecidable manual S 335 42.9237 94 -0.17 46
IV.ASSB.HHZ. 2020-11-18T10:25:36.83 0.3 undecidable manual S 291 43.8228 93 0.2 68
IV.LNSS.HHZ. 2020-11-18T10:25:34.62 0.6 undecidable manual S 197 34.9428 95 0.35 45
IV.GAVE.EHZ. 2020-11-18T10:25:33.72 0.3 undecidable manual S 223 32.1456 95 0.18 70
IV.SMA1.EHZ. 2020-11-18T10:25:33.73 0.3 undecidable manual S 155 33.4443 95 -0.14 70
IV.T1299.HNN. 2020-11-18T10:25:33.76 0.3 undecidable manual S 162 31.4463 96 0.41 67
IV.MML1.HNZ. 2020-11-18T10:25:32.42 0.3 undecidable manual S 326 27.9498 97 0 73
IV.CESX.HHE. 2020-11-18T10:25:32.59 1.0 undecidable manual P 235 57.2982 92 -0.14 22
IV.MF5.EHZ. 2020-11-18T10:25:32.34 0.3 undecidable manual S 69 25.752 98 0.51 66
IV.SAP2.EHZ. 2020-11-18T10:25:32.95 0.3 undecidable manual S 42 28.6491 97 0.35 68
IV.ARRO.EHZ. 2020-11-18T10:25:31.36 0.6 undecidable manual P 222 48.5181 93 -0.01 47
IV.PF6.EHZ. 2020-11-18T10:25:31.41 0.6 undecidable manual S 5 26.0517 98 -0.5 44
IV.CESI.HHZ. 2020-11-18T10:25:31.39 0.3 undecidable manual S 298 23.8539 99 0.06 72
IT.GNU.HGE. 2020-11-18T10:25:31.99 1.0 undecidable manual P 257 49.5171 93 0.46 21
IV.CING.HNZ. 2020-11-18T10:25:31.60 0.1 undecidable manual P 3 52.3032 93 -0.36 87
IV.MTRA.EHZ. 2020-11-18T10:25:31.35 0.3 undecidable manual S 131 25.0527 99 -0.29 69
IV.TERO.HHZ. 2020-11-18T10:25:31.10 0.1 undecidable manual P 131 47.5191 93 -0.12 92
IV.MOMA.HNZ. 2020-11-18T10:25:31.88 0.1 undecidable manual P 257 49.5171 93 0.35 87
IV.GUMA.HHZ. 2020-11-18T10:25:31.24 0.3 undecidable manual S 38 22.3554 101 0.29 69
IV.SNTG.HHZ. 2020-11-18T10:25:30.17 0.1 undecidable manual P 335 42.9237 94 -0.34 89
IV.CAMP.HHE. 2020-11-18T10:25:30.54 0.1 undecidable manual P 154 45.5211 93 -0.37 87
IV.ASSB.HHZ. 2020-11-18T10:25:30.62 0.1 undecidable manual P 291 43.8228 93 -0.02 94
IV.EL6.EHZ. 2020-11-18T10:25:30.92 0.1 undecidable manual P 354 47.4192 93 -0.28 89
IV.CSP1.EHZ. 2020-11-18T10:25:30.27 0.3 undecidable manual S 9 21.0678 102 -0.33 69
IV.MNTT.EHZ. 2020-11-18T10:25:30.31 0.3 undecidable manual P 63 39.1275 94 0.38 66
IT.MTCL.HGZ. 2020-11-18T10:25:29.22 0.3 undecidable manual S 307 16.6722 110 -0.25 70
IV.LNSS.HHZ. 2020-11-18T10:25:29.13 0.1 undecidable manual P 197 34.9428 95 -0.15 93
IV.GAVE.EHZ. 2020-11-18T10:25:28.88 0.1 undecidable manual P 223 32.1456 95 0.02 96
IV.FDMO.HHZ. 2020-11-18T10:25:28.94 0.3 undecidable manual S 337 15.9729 112 -0.35 69
IV.SAP2.EHZ. 2020-11-18T10:25:28.01 0.3 undecidable manual P 42 28.6491 97 -0.3 69
IV.SMA1.EHZ. 2020-11-18T10:25:28.83 0.1 undecidable manual P 155 33.4443 95 -0.22 92
IV.T1299.HNN. 2020-11-18T10:25:28.77 0.1 undecidable manual P 162 31.4463 96 0.02 96
IV.MML1.HNZ. 2020-11-18T10:25:28.00 0.1 undecidable manual P 326 27.9498 97 -0.21 93
IV.FEMA.HNZ. 2020-11-18T10:25:28.22 0.3 undecidable manual S 305 11.2776 126 0.02 75
IV.MF5.EHZ. 2020-11-18T10:25:28.24 0.1 undecidable manual P 69 25.752 98 0.36 90
IV.MMO1.EHZ. 2020-11-18T10:25:28.38 0.3 undecidable manual S 92 13.2756 119 -0.26 70
IV.MTRA.EHZ. 2020-11-18T10:25:27.46 0.1 undecidable manual P 131 25.0527 99 -0.31 91
IV.MC2.EHZ. 2020-11-18T10:25:27.11 0.3 undecidable manual S 69 2.1978 168 0.25 74
IV.GUMA.HHZ. 2020-11-18T10:25:27.37 0.1 undecidable manual P 38 22.3554 101 0 98
IV.NRCA.HNZ. 2020-11-18T10:25:27.60 0.3 undecidable manual S 207 8.7801 136 -0.1 72
IV.PF6.EHZ. 2020-11-18T10:25:27.54 0.1 undecidable manual P 5 26.0517 98 -0.38 90
IV.CESI.HHZ. 2020-11-18T10:25:27.52 0.1 undecidable manual P 298 23.8539 99 -0.06 97
IV.CSP1.EHZ. 2020-11-18T10:25:26.95 0.1 undecidable manual P 9 21.0678 102 -0.22 94
IV.FDMO.HHZ. 2020-11-18T10:25:26.24 0.1 undecidable manual P 337 15.9729 112 -0.17 96
IT.MTCL.HGZ. 2020-11-18T10:25:26.40 0.1 undecidable manual P 307 16.6722 110 -0.11 97
IV.FEMA.HNZ. 2020-11-18T10:25:25.84 0.1 undecidable manual P 305 11.2776 126 0.06 99
IV.MMO1.EHZ. 2020-11-18T10:25:25.89 0.1 undecidable manual P 92 13.2756 119 -0.14 96
IV.MC2.EHZ. 2020-11-18T10:25:25.16 0.1 undecidable manual P 69 2.1978 168 0.16 100
IV.NRCA.HNZ. 2020-11-18T10:25:25.52 0.1 undecidable manual P 207 8.7801 136 0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:1.7 0.0004435 0.2 AML other m 2020-11-18T10:25:29.16
IV.FDMO.HHN. ML:1.9 0.0006805 0.18 AML other m 2020-11-18T10:25:29.30
IV.CSP1.EHN. ML:1.9 0.0005915 0.64 AML other m 2020-11-18T10:25:31.92
IV.CSP1.EHE. ML:1.9 0.0005055000000000001 0.66 AML other m 2020-11-18T10:25:31.69
IV.CESI.HHE. ML:1.5 0.000187 0.4 AML other m 2020-11-18T10:25:31.98
IV.CESI.HHN. ML:1.6 0.00023199999999999997 1.58 AML other m 2020-11-18T10:25:31.00
IV.MTRA.EHE. ML:1.8 0.000374 0.24 AML other m 2020-11-18T10:25:33.98
IV.SMA1.EHN. ML:1.6 0.0001815 0.24 AML other m 2020-11-18T10:25:34.13
IV.GAVE.EHE. ML:1.9 0.00035 1 AML other m 2020-11-18T10:25:34.66
IV.GAVE.EHN. ML:1.9 0.00032499999999999993 0.2 AML other m 2020-11-18T10:25:34.28
IV.SMA1.EHE. ML:1.6 0.00014850000000000003 0.5 AML other m 2020-11-18T10:25:34.93
IV.ASSB.HHN. ML:1.4 0.00008724999999999999 1.06 AML other m 2020-11-18T10:25:37.84
IV.TERO.HHE. ML:1.6 0.0001015 0.3 AML other m 2020-11-18T10:25:38.45
IV.ASSB.HHE. ML:1.5 0.00009515 0.62 AML other m 2020-11-18T10:25:38.40
IV.TERO.HHN. ML:1.5 0.000082 0.46 AML other m 2020-11-18T10:25:38.75
IV.MTRA.EHN. ML:1.6 0.00021908815 0.1792 AML other m 2020-11-18T10:25:33.87
IV.LNSS.HHE. ML:1.5 0.000123838835 0.1408 AML other m 2020-11-18T10:25:35.59
IV.LNSS.HHN. ML:1.4 0.000090607025 0.1792 AML other m 2020-11-18T10:25:35.70
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