Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 20-01-2017 and time 23:28:10 (Italy) in region 5 km NE Castelsantangelo sul Nera (MC)

A magnitude ML 2.0 earthquake occured in region: 5 km NE Castelsantangelo sul Nera (MC), on

  • 20-01-2017 22:28:10 (UTC)
  • 20-01-2017 23:28:10 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9190, 13.2090 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.

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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 5 281 281
Ussita MC 6 444 725
Bolognola MC 9 142 867
Visso MC 10 1107 1974
Montemonaco AP 10 604 2578
Montefortino FM 11 1178 3756
Acquacanina MC 13 121 3877
Montegallo AP 13 523 4400
Fiastra MC 14 559 4959
Amandola FM 14 3629 8588
Preci PG 15 724 9312
Sarnano MC 15 3264 12576
Fiordimonte MC 16 202 12778
Norcia PG 17 4957 17735
Comunanza AP 17 3166 20901
Arquata del Tronto AP 18 1178 22079
Monte Cavallo MC 19 145 22224
Pievebovigliana MC 19 866 23090
Pieve Torina MC 19 1458 24548
Gualdo MC 20 815 25363

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km E of Foligno (57155 inhabitants)
50 Km NW of Teramo (54892 inhabitants)
61 Km NE of Terni (111501 inhabitants)
65 Km N of L'Aquila (69753 inhabitants)
70 Km E of Perugia (166134 inhabitants)
82 Km SW of Ancona (100861 inhabitants)
89 Km NW of Montesilvano (53738 inhabitants)
96 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 2.0 2017-01-20
22:28:10		 42.919 13.2092 9 2019-07-19
13:21:03		 Bollettino Sismico Italiano INGV 63476531
Reviewed
Rev100 		ML 2.0 2017-01-20
22:28:10		 42.9187 13.2137 9 2017-01-20
22:39:15		 Sala Sismica INGV-Roma 39437781
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-01-20 22:28:10 ± 0.05
Latitude 42.9190 ± 0.0018
Longitude 13.2092 ± 0.0049
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 63476531

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 336
Semi-minor axis of confidence ellipse (meter) 165
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 263
Circular confidence region, given by single value of horizontal uncertainty (meter) 340.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 63
Number of associated phases, regardless of their use for origin computation 50
Number of defining phases 50
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.01619
Epicentral distance of station farthest from the epicenter (degree) 0.78781
Number of stations at which the event was observed 32
Number of stations from which data was used for origin computation 32
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 73
Type of magnitude ML
Reference to an origin 63476531
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-11-29 15:49:56

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 22
Type of magnitude ML
Reference to an origin 39437781
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-01-20 22:39:15
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.HHZ. 2017-01-20T22:28:25.72 0.3 undecidable manual P 322 87.4458 50 0.05 67
IV.SNTG.HHZ. 2017-01-20T22:28:25.18 0.3 undecidable manual S 330 43.1235 50 0.2 70
IV.FAGN.HHZ. 2017-01-20T22:28:24.27 0.3 undecidable manual P 157 78.6657 50 -0.04 68
IV.ATVO.HHZ. 2017-01-20T22:28:24.91 0.3 undecidable manual P 309 82.7505 50 -0.05 67
IV.LNSS.HHZ. 2017-01-20T22:28:23.71 0.1 undecidable manual S 201 37.629 50 0.2 94
IV.FRON.EHZ. 2017-01-20T22:28:23.96 0.3 undecidable manual P 330 77.0673 50 -0.11 67
IV.SMA1.EHZ. 2017-01-20T22:28:22.24 0.1 undecidable manual S 162 33.6441 50 -0.19 95
IV.T1217.HNZ. 2017-01-20T22:28:22.27 0.6 undecidable manual S 225 32.2455 105 0.22 47
IV.ARVD.HHZ. 2017-01-20T22:28:22.66 0.3 undecidable manual P 341 67.7766 50 0.02 70
IV.T1299.EHZ. 2017-01-20T22:28:22.32 0.1 undecidable manual S 169 32.1456 105 0.3 93
IV.SSFR.HHZ. 2017-01-20T22:28:22.43 0.3 undecidable manual P 329 66.9774 50 -0.09 69
IV.T1215.EHZ. 2017-01-20T22:28:21.61 0.1 undecidable manual S 245 30.5472 106 0.11 97
IV.GIGS.HHZ. 2017-01-20T22:28:21.11 0.3 undecidable manual P 150 59.5959 50 -0.27 67
IV.T1221.HNE. 2017-01-20T22:28:21.51 0.6 undecidable manual S 258 30.1476 106 0.16 48
IV.MOMA.HHZ. 2017-01-20T22:28:20.47 0.3 undecidable manual P 256 53.502 50 0.03 71
IV.CESI.HHZ. 2017-01-20T22:28:20.16 0.1 undecidable manual S 291 26.4513 108 0.01 100
IV.CING.HHZ. 2017-01-20T22:28:20.06 0.3 undecidable manual P 359 50.616 50 0.06 71
IV.T1218.EHZ. 2017-01-20T22:28:20.92 0.1 undecidable manual S 195 28.6491 107 0.06 99
IV.FOSV.EHZ. 2017-01-20T22:28:20.49 0.3 undecidable manual P 319 55.3002 50 -0.22 68
IV.T1247.HHZ. 2017-01-20T22:28:20.23 0.3 undecidable manual P 172 53.502 50 -0.21 69
IV.T1220.EHZ. 2017-01-20T22:28:19.32 0.1 undecidable manual S 335 23.3544 110 0.21 97
IV.RM33.EHZ. 2017-01-20T22:28:19.10 0.3 undecidable manual P 179 45.5211 50 -0.1 71
IV.T1212.EHZ. 2017-01-20T22:28:19.20 0.1 undecidable manual S 216 22.8549 111 0.24 96
IV.T1213.HNE. 2017-01-20T22:28:19.22 0.6 undecidable manual S 198 22.5552 111 0.36 47
IV.T1202.EHZ. 2017-01-20T22:28:19.45 0.1 undecidable manual S 177 23.9538 110 0.15 98
IV.OFFI.HHZ. 2017-01-20T22:28:19.09 0.1 undecidable manual P 87 38.7279 50 0.93 74
IV.SNTG.HHZ. 2017-01-20T22:28:18.53 0.3 undecidable manual P 330 43.1235 50 -0.31 68
IV.GUMA.HHZ. 2017-01-20T22:28:18.19 0.1 undecidable manual S 33 18.9699 115 0.49 92
IV.CAMP.HHZ. 2017-01-20T22:28:18.77 0.1 undecidable manual P 159 45.5211 50 -0.44 88
IV.SMA1.EHZ. 2017-01-20T22:28:17.03 0.1 undecidable manual P 162 33.6441 50 -0.34 92
IV.LNSS.HHZ. 2017-01-20T22:28:17.97 0.1 undecidable manual P 201 37.629 50 -0.03 98
IV.T1216.EHZ. 2017-01-20T22:28:17.03 0.1 undecidable manual S 259 15.7731 119 0.32 96
IV.T1215.EHZ. 2017-01-20T22:28:16.72 0.1 undecidable manual P 245 30.5472 106 -0.12 97
IV.T1299.EHZ. 2017-01-20T22:28:16.99 0.1 undecidable manual P 169 32.1456 105 -0.15 96
IV.T1221.HNE. 2017-01-20T22:28:16.69 0.1 undecidable manual P 258 30.1476 106 -0.06 98
IV.FEMA.HNZ. 2017-01-20T22:28:16.26 0.6 undecidable manual S 290 13.7751 122 0.13 50
IV.T1217.HNZ. 2017-01-20T22:28:16.96 0.1 undecidable manual P 225 32.2455 105 -0.19 95
IV.FDMO.HHZ. 2017-01-20T22:28:16.60 0.1 undecidable manual S 323 16.3725 118 -0.29 96
IV.T1218.EHZ. 2017-01-20T22:28:16.45 0.1 undecidable manual P 195 28.6491 107 -0.02 100
IV.T1212.EHZ. 2017-01-20T22:28:15.50 0.1 undecidable manual P 216 22.8549 111 0.13 98
IV.T1213.HNE. 2017-01-20T22:28:15.36 0.1 undecidable manual P 198 22.5552 111 0.05 100
IV.T1202.EHZ. 2017-01-20T22:28:15.64 0.1 undecidable manual P 177 23.9538 110 0.07 99
IV.CESI.HHZ. 2017-01-20T22:28:15.99 0.1 undecidable manual P 291 26.4513 108 -0.06 99
IV.T1220.EHZ. 2017-01-20T22:28:15.37 0.1 undecidable manual P 335 23.3544 110 -0.09 99
IV.FDMO.HHZ. 2017-01-20T22:28:14.07 0.1 undecidable manual P 323 16.3725 118 -0.11 100
IV.T1216.EHZ. 2017-01-20T22:28:14.22 0.1 undecidable manual P 259 15.7731 119 0.14 99
IV.GUMA.HHZ. 2017-01-20T22:28:14.87 0.1 undecidable manual P 33 18.9699 115 0.22 97
IV.FEMA.HNZ. 2017-01-20T22:28:13.92 0.1 undecidable manual P 290 13.7751 122 0.19 99
IV.MC2.EHZ. 2017-01-20T22:28:12.52 0.1 undecidable manual S 243 1.7982 168 -1.02 75
IV.MC2.EHZ. 2017-01-20T22:28:11.87 0.1 undecidable manual P 243 1.7982 168 -0.38 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PIEI.HHE. ML:1.6 0.0000515 0.34 AML other m 2017-01-20T22:28:43.99
IV.T1216.EHE. ML:2.2 0.0014550000000000001 0.26 AML other m 2017-01-20T22:28:17.44
IV.FDMO.HHE. ML:1.8 0.0005745 0.42 AML other m 2017-01-20T22:28:17.73
IV.GUMA.HHE. ML:2.6 0.0029 0.64 AML other m 2017-01-20T22:28:18.56
IV.GUMA.HHN. ML:2.4 0.00215 0.3 AML other m 2017-01-20T22:28:18.99
IV.GUMA.HNN. ML:2.5 0.0026399999999999996 0.6 AML other m 2017-01-20T22:28:18.56
IV.T1216.EHN. ML:2.2 0.00146 0.3 AML other m 2017-01-20T22:28:19.08
IV.T1212.HNN. ML:2.0 0.000604 1.4 AML other m 2017-01-20T22:28:20.13
IV.T1212.EHN. ML:2.0 0.000639 1.42 AML other m 2017-01-20T22:28:20.13
IV.GUMA.HNE. ML:2.4 0.002185 1.36 AML other m 2017-01-20T22:28:20.24
IV.T1202.EHN. ML:2.6 0.0024050000000000005 1.7 AML other m 2017-01-20T22:28:21.10
IV.CESI.HHN. ML:2.1 0.0007624999999999999 1.46 AML other m 2017-01-20T22:28:21.13
IV.T1220.HNE. ML:2.6 0.0027750000000000006 0.32 AML other m 2017-01-20T22:28:21.02
IV.T1220.EHE. ML:2.6 0.0027199999999999998 0.3 AML other m 2017-01-20T22:28:21.03
IV.T1202.EHE. ML:2.4 0.0015049999999999998 0.2 AML other m 2017-01-20T22:28:21.96
IV.CESI.HHE. ML:2.0 0.000515 1.08 AML other m 2017-01-20T22:28:22.90
IV.T1220.HNN. ML:2.6 0.002545 0.62 AML other m 2017-01-20T22:28:22.32
IV.T1220.EHN. ML:2.6 0.0025549999999999995 0.64 AML other m 2017-01-20T22:28:22.32
IV.T1215.EHN. ML:1.5 0.000156 0.32 AML other m 2017-01-20T22:28:22.53
IV.T1218.EHN. ML:2.0 0.00046699999999999997 1.06 AML other m 2017-01-20T22:28:22.17
IV.T1218.HNE. ML:2.0 0.00047599999999999997 0.68 AML other m 2017-01-20T22:28:22.75
IV.T1218.HNN. ML:2.0 0.00046199999999999995 0.32 AML other m 2017-01-20T22:28:23.01
IV.T1215.EHE. ML:1.8 0.00027 0.46 AML other m 2017-01-20T22:28:24.28
IV.T1215.HNE. ML:1.7 0.000256 0.46 AML other m 2017-01-20T22:28:24.05
IV.T1215.HNN. ML:1.6 0.0001825 0.72 AML other m 2017-01-20T22:28:24.29
IV.T1218.EHE. ML:1.8 0.00032 0.52 AML other m 2017-01-20T22:28:24.34
IV.LNSS.HHE. ML:2.3 0.0008185 0.78 AML other m 2017-01-20T22:28:24.35
IV.LNSS.HHN. ML:2.2 0.0005645 0.32 AML other m 2017-01-20T22:28:24.48
IV.MNTP.HNN. ML:2.2 0.0007090000000000001 0.42 AML other m 2017-01-20T22:28:25.27
IV.MNTP.HNE. ML:2.2 0.0007275000000000001 0.38 AML other m 2017-01-20T22:28:25.30
IV.T1212.EHE. ML:1.9 0.0005075 0.56 AML other m 2017-01-20T22:28:25.57
IV.T1212.HNE. ML:1.9 0.0005005000000000001 0.54 AML other m 2017-01-20T22:28:25.56
IV.SNTG.HHE. ML:1.7 0.00015050000000000003 1.04 AML other m 2017-01-20T22:28:26.58
IV.SNTG.HHN. ML:1.7 0.0001575 0.32 AML other m 2017-01-20T22:28:26.41
IV.SMA1.EHE. ML:2.4 0.001245 0.3 AML other m 2017-01-20T22:28:27.34
IV.T1299.EHE. ML:1.7 0.00024349999999999998 0.36 AML other m 2017-01-20T22:28:27.68
IV.CAMP.HHE. ML:1.8 0.00017649999999999998 0.26 AML other m 2017-01-20T22:28:27.83
IV.SMA1.EHN. ML:2.1 0.000489 1.18 AML other m 2017-01-20T22:28:27.25
IV.ASSB.HHN. ML:1.8 0.00019800000000000002 0.42 AML other m 2017-01-20T22:28:27.74
IV.T1299.HNE. ML:1.8 0.00027850000000000005 1.1 AML other m 2017-01-20T22:28:28.69
IV.T1299.HNN. ML:2.0 0.000437 0.68 AML other m 2017-01-20T22:28:28.49
IV.T1299.EHN. ML:1.8 0.00031800000000000003 0.7 AML other m 2017-01-20T22:28:28.50
IV.T1247.HHE. ML:2.2 0.00035749999999999996 0.64 AML other m 2017-01-20T22:28:28.16
IV.RM33.EHN. ML:1.9 0.000217 0.36 AML other m 2017-01-20T22:28:28.12
IV.RM33.HNE. ML:2.0 0.00030649999999999997 0.92 AML other m 2017-01-20T22:28:28.78
IV.RM33.EHE. ML:2.0 0.000289 0.92 AML other m 2017-01-20T22:28:28.79
IV.T1247.HHN. ML:2.2 0.000429 0.16 AML other m 2017-01-20T22:28:28.37
IV.ASSB.HHE. ML:1.8 0.000194 0.28 AML other m 2017-01-20T22:28:28.40
IV.RM33.HNN. ML:2.0 0.0002665 1.18 AML other m 2017-01-20T22:28:28.70
IV.CAMP.HHN. ML:1.9 0.0002585 1.34 AML other m 2017-01-20T22:28:28.18
IV.CING.HHN. ML:1.9 0.00020500000000000002 0.22 AML other m 2017-01-20T22:28:28.79
IV.MOMA.HHE. ML:1.9 0.0002085 0.2 AML other m 2017-01-20T22:28:29.43
IV.CING.HHE. ML:1.8 0.0001815 0.78 AML other m 2017-01-20T22:28:29.39
IV.GIGS.HHN. ML:1.6 0.00007374999999999999 0.16 AML other m 2017-01-20T22:28:30.20
IV.GIGS.HHE. ML:1.4 0.00005155 0.16 AML other m 2017-01-20T22:28:30.34
IV.MOMA.HHN. ML:1.8 0.000156 0.36 AML other m 2017-01-20T22:28:30.61
IV.OFFI.HHE. ML:2.1 0.0004765 1.7 AML other m 2017-01-20T22:28:30.07
IV.SSFR.HHN. ML:2.0 0.000187 0.22 AML other m 2017-01-20T22:28:33.39
IV.SSFR.HNN. ML:2.2 0.0002765 0.68 AML other m 2017-01-20T22:28:33.27
IV.ARVD.HHE. ML:1.7 0.00009015000000000001 0.26 AML other m 2017-01-20T22:28:33.77
IV.OFFI.HHN. ML:2.1 0.000502 1.44 AML other m 2017-01-20T22:28:34.04
IV.SSFR.HHE. ML:2.2 0.0002505 0.28 AML other m 2017-01-20T22:28:35.74
IV.FRON.EHE. ML:1.7 0.00007549999999999999 1.2 AML other m 2017-01-20T22:28:35.29
IV.ARVD.HHN. ML:1.5 0.0000557 0.46 AML other m 2017-01-20T22:28:36.62
IV.FRON.EHN. ML:1.9 0.00011044999999999999 0.28 AML other m 2017-01-20T22:28:37.37
IV.SSFR.HNE. ML:2.2 0.00026000000000000003 0.24 AML other m 2017-01-20T22:28:37.41
IV.FAGN.HHE. ML:2.0 0.000124 0.94 AML other m 2017-01-20T22:28:39.63
IV.PIEI.HHN. ML:1.6 0.00004315 0.7 AML other m 2017-01-20T22:28:40.61
IV.FAGN.HHN. ML:2.0 0.0001375 0.56 AML other m 2017-01-20T22:28:41.48
IV.ATVO.HHE. ML:1.6 0.0000533 0.42 AML other m 2017-01-20T22:28:41.52
IV.ATVO.HHN. ML:1.6 0.0000537 1.24 AML other m 2017-01-20T22:28:43.05
IV.FDMO.HHN. ML:1.9 0.000826 0.28 AML other m 2017-01-20T22:28:17.19
IV.MOMA.HNE. ML:2.0 0.0002218785 0.2176 AML other m 2017-01-20T22:28:29.43
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
Waveforms Seismic signals in miniseed + resp format Download