Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 24-11-2018 and time 09:51:57 (Italy) in region 6 km E Norcia (PG)

A magnitude ML 2.1 earthquake occured in region: 6 km E Norcia (PG), on

  • 24-11-2018 08:51:57 (UTC)
  • 24-11-2018 09:51:57 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7780, 13.1700 at 11 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
Norcia PG 6 4957 4957
Arquata del Tronto AP 11 1178 6135
Accumoli RI 11 667 6802
Castelsantangelo sul Nera MC 13 281 7083
Cascia PG 14 3217 10300
Montegallo AP 15 523 10823
Preci PG 16 724 11547
Cittareale RI 18 482 12029
Visso MC 18 1107 13136
Ussita MC 19 444 13580
Montemonaco AP 19 604 14184
Amatrice RI 19 2657 16841
Acquasanta Terme AP 20 2916 19757

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km E of Foligno (57155 inhabitants)
46 Km W of Teramo (54892 inhabitants)
49 Km NE of Terni (111501 inhabitants)
51 Km NW of L'Aquila (69753 inhabitants)
73 Km SE of Perugia (166134 inhabitants)
85 Km W of Montesilvano (53738 inhabitants)
92 Km W of Pescara (121014 inhabitants)
94 Km NE of Guidonia Montecelio (88673 inhabitants)
95 Km NW of Chieti (51815 inhabitants)
96 Km NE of Tivoli (56533 inhabitants)
96 Km E of Viterbo (67173 inhabitants)
98 Km SW of Ancona (100861 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 2.1 2018-11-24
08:51:57		 42.7782 13.1695 11 2019-06-04
09:16:08		 Bollettino Sismico Italiano INGV 65242821
Reviewed
Rev100 		ML 2.2 2018-11-24
08:51:57		 42.7802 13.1683 12 2018-11-24
09:02:52		 Sala Sismica INGV-Roma 63324751
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-11-24 08:51:57 ± 0.05
Latitude 42.7782 ± 0.0018
Longitude 13.1695 ± 0.0037
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 65242821

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 300
Semi-minor axis of confidence ellipse (meter) 117
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 67
Circular confidence region, given by single value of horizontal uncertainty (meter) 300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 52
Number of associated phases, regardless of their use for origin computation 65
Number of defining phases 62
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.88763
Number of stations at which the event was observed 34
Number of stations from which data was used for origin computation 32
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 38
Type of magnitude ML
Reference to an origin 65242821
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-02-05 09:09:41

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 44
Type of magnitude ML
Reference to an origin 63324751
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-11-24 09:02:52
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SSFR.HHZ. 2018-11-24T08:52:21.53 0.1 undecidable manual S 337 79.4649 50 0.16 85
IV.T0110.HHZ. 2018-11-24T08:52:21.92 0.1 undecidable manual S 141 78.5658 50 0.8 70
IV.VCEL.EHZ. 2018-11-24T08:52:18.88 0.1 undecidable manual S 128 69.375 50 0.2 86
IV.VVLD.HHZ. 2018-11-24T08:52:17.33 3.0 undecidable manual P 1.32 0
IV.EL6.EHZ. 2018-11-24T08:52:16.95 0.1 undecidable manual S 355 61.3941 50 0.4 84
IV.SNTG.HHZ. 2018-11-24T08:52:15.42 0.1 undecidable manual S 341 56.0994 50 0.29 86
IV.FIAM.HHZ. 2018-11-24T08:52:15.33 0.1 undecidable manual S 184 56.6988 50 0.03 91
IV.PIEI.HHZ. 2018-11-24T08:52:14.33 0.1 undecidable manual P 329 98.5236 50 0.06 84
IV.GIGS.HHZ. 2018-11-24T08:52:13.19 0.1 undecidable manual S 137 48.8178 50 0 93
IV.ASSB.HHZ. 2018-11-24T08:52:13.62 0.1 undecidable manual S 305 50.8158 50 -0.11 91
IV.CESX.HHZ. 2018-11-24T08:52:13.96 0.1 undecidable manual S 249 51.1155 50 0.16 90
IV.MOMA.HHZ. 2018-11-24T08:52:13.78 0.1 undecidable manual S 274 48.9177 50 0.57 81
IV.MDAR.HNN. 2018-11-24T08:52:12.57 0.3 undecidable manual S 357 46.0206 50 0.12 68
IV.SEF1.HNN. 2018-11-24T08:52:12.11 0.3 undecidable manual S 336 44.7219 50 0.02 70
IV.SSFR.HHZ. 2018-11-24T08:52:11.44 0.1 undecidable manual P 337 79.4649 50 0.1 86
IV.MURB.HHZ. 2018-11-24T08:52:10.87 0.1 undecidable manual P 316 75.0693 50 0.22 85
IV.MML1.HNE. 2018-11-24T08:52:10.68 0.1 undecidable manual S 337 40.5261 50 -0.3 89
IV.TERO.HHZ. 2018-11-24T08:52:10.48 0.1 undecidable manual S 116 39.4272 50 -0.19 91
IV.T0110.HHZ. 2018-11-24T08:52:10.95 0.1 undecidable manual P 141 78.5658 50 -0.24 84
IV.PF6.EHN. 2018-11-24T08:52:10.65 0.1 undecidable manual S 3 39.9267 50 -0.18 91
IV.GUMA.HHZ. 2018-11-24T08:52:10.06 0.1 undecidable manual S 23 34.3434 50 0.74 78
IV.VCEL.EHZ. 2018-11-24T08:52:09.95 0.1 undecidable manual P 128 69.375 50 0.17 87
IV.CSP1.EHE. 2018-11-24T08:52:09.28 0.1 undecidable manual S 5 34.9428 50 -0.2 92
IV.MF5.EHZ. 2018-11-24T08:52:09.40 0.1 undecidable manual S 45 33.1446 50 0.4 88
IV.CESI.HHZ. 2018-11-24T08:52:08.77 0.1 undecidable manual S 320 33.1446 50 -0.23 91
IV.EL6.EHZ. 2018-11-24T08:52:08.61 0.1 undecidable manual P 355 61.3941 50 0.06 90
IV.CAMP.HHZ. 2018-11-24T08:52:08.91 0.1 undecidable manual S 144 33.2445 50 -0.12 93
IV.RM33.HNZ. 2018-11-24T08:52:08.38 0.1 undecidable manual S 173 30.0477 50 0.19 93
IV.CESX.HHZ. 2018-11-24T08:52:07.09 0.1 undecidable manual P 249 51.1155 50 0.13 90
IV.SNTG.HHZ. 2018-11-24T08:52:07.44 0.1 undecidable manual P 341 56.0994 50 -0.29 87
IV.FDMO.HHZ. 2018-11-24T08:52:07.64 0.1 undecidable manual S 347 29.4483 50 -0.38 89
IV.FIAM.HHZ. 2018-11-24T08:52:07.55 0.1 undecidable manual P 184 56.6988 50 -0.28 87
IV.ASSB.HHZ. 2018-11-24T08:52:06.62 0.1 undecidable manual P 305 50.8158 50 -0.3 87
IV.LNSS.HHZ. 2018-11-24T08:52:06.10 0.1 undecidable manual S 208 22.0668 50 0.04 97
IV.SEF1.HNN. 2018-11-24T08:52:06.23 0.3 undecidable manual P 336 44.7219 50 0.25 67
IV.MOMA.HHZ. 2018-11-24T08:52:06.72 0.1 undecidable manual P 274 48.9177 50 0.1 91
IV.GAVE.EHZ. 2018-11-24T08:52:06.50 3.0 undecidable manual S -0.02 0
IV.MDAR.HNN. 2018-11-24T08:52:06.93 0.3 undecidable manual P 357 46.0206 50 0.75 57
IV.GIGS.HHZ. 2018-11-24T08:52:06.11 0.1 undecidable manual P 137 48.8178 50 -0.5 84
IV.T1299.HNZ. 2018-11-24T08:52:05.29 0.1 undecidable manual S 150 18.3705 120 0.27 93
IV.MML1.HNE. 2018-11-24T08:52:05.08 0.1 undecidable manual P 337 40.5261 50 -0.25 90
IV.SMA1.EHZ. 2018-11-24T08:52:05.76 0.1 undecidable manual S 140 21.2676 50 -0.07 96
IV.FEMA.HNZ. 2018-11-24T08:52:05.87 0.1 undecidable manual S 335 22.6551 50 -0.33 91
IV.MF5.EHZ. 2018-11-24T08:52:04.38 0.1 undecidable manual P 45 33.1446 50 0.19 92
IV.MTRA.EHZ. 2018-11-24T08:52:04.83 0.1 undecidable manual S 97 18.6702 120 -0.26 93
IV.PF6.EHN. 2018-11-24T08:52:04.91 0.1 undecidable manual P 3 39.9267 50 -0.34 88
IV.GUMA.HHZ. 2018-11-24T08:52:04.53 0.1 undecidable manual P 23 34.3434 50 0.15 93
IV.TERO.HHZ. 2018-11-24T08:52:04.90 0.1 undecidable manual P 116 39.4272 50 -0.26 90
IV.MC2.EHZ. 2018-11-24T08:52:04.31 0.1 undecidable manual S 6 14.874 126 0.32 93
IV.MMO1.EHZ. 2018-11-24T08:52:04.96 0.1 undecidable manual S 44 18.5703 120 -0.11 96
IV.CSP1.EHE. 2018-11-24T08:52:04.30 0.1 positive manual P 5 34.9428 50 -0.17 92
IV.FDMO.HHZ. 2018-11-24T08:52:03.34 0.1 positive manual P 347 29.4483 50 -0.28 91
IV.RM33.HNZ. 2018-11-24T08:52:03.52 0.1 undecidable manual P 173 30.0477 50 -0.2 92
IV.CESI.HHZ. 2018-11-24T08:52:03.96 0.1 undecidable manual P 320 33.1446 50 -0.23 91
IV.CAMP.HHZ. 2018-11-24T08:52:03.97 0.1 negative manual P 144 33.2445 50 -0.24 91
IV.SMA1.EHZ. 2018-11-24T08:52:02.29 0.1 negative manual P 140 21.2676 50 -0.07 96
IV.FEMA.HNZ. 2018-11-24T08:52:02.39 0.1 undecidable manual P 335 22.6551 50 -0.18 94
IV.NRCA.HNZ. 2018-11-24T08:52:02.19 0.1 undecidable manual S 324 7.5813 145 0 100
IV.LNSS.HHZ. 2018-11-24T08:52:02.41 0.1 negative manual P 208 22.0668 50 -0.09 96
IV.T1299.HNZ. 2018-11-24T08:52:02.06 0.1 negative manual P 150 18.3705 120 0.17 95
IV.GAVE.EHZ. 2018-11-24T08:52:02.72 3.0 undecidable manual P -0.01 0
IV.MC2.EHZ. 2018-11-24T08:52:01.43 0.1 positive manual P 6 14.874 126 0.13 96
IV.MMO1.EHZ. 2018-11-24T08:52:01.84 0.1 positive manual P 44 18.5703 120 -0.08 97
IV.MTRA.EHZ. 2018-11-24T08:52:01.84 0.1 negative manual P 97 18.6702 120 -0.09 96
IV.NRCA.HNZ. 2018-11-24T08:52:00.40 0.1 positive manual P 324 7.5813 145 0.14 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.T0110.HHE. ML:2.1 0.0001933866 0.2752 AML other m 2018-11-24T08:52:23.60
IV.MTRA.EHE. ML:2.2 0.0012721935 0.2368 AML other m 2018-11-24T08:52:06.44
IV.MTRA.EHN. ML:2.1 0.0009768157 0.2624 AML other m 2018-11-24T08:52:05.47
IV.SMA1.EHN. ML:2.1 0.00082143125 0.2176 AML other m 2018-11-24T08:52:07.07
IV.LNSS.HHE. ML:2.3 0.0012855535 0.1216 AML other m 2018-11-24T08:52:06.85
IV.LNSS.HNE. ML:2.2 0.0011603885 0.1344 AML other m 2018-11-24T08:52:06.54
IV.LNSS.HHN. ML:2.4 0.0015572822 0.16 AML other m 2018-11-24T08:52:06.38
IV.LNSS.HNN. ML:2.3 0.00145374425 0.1728 AML other m 2018-11-24T08:52:06.39
IV.GAVE.HNE. ML:2.1 0.0008415672000000001 0.16 AML other m 2018-11-24T08:52:07.55
IV.GAVE.EHN. ML:2.1 0.00074130235 0.1216 AML other m 2018-11-24T08:52:07.61
IV.GAVE.EHE. ML:2.1 0.00078857285 0.16 AML other m 2018-11-24T08:52:07.55
IV.GAVE.HNN. ML:1.6 0.0002503012 0.1472 AML other m 2018-11-24T08:52:07.01
IV.FDMO.HHN. ML:2.1 0.000662154 0.1408 AML other m 2018-11-24T08:52:08.38
IV.FDMO.HHE. ML:2.1 0.0006143798 0.1984 AML other m 2018-11-24T08:52:08.56
IV.CESI.HHE. ML:2.2 0.000695546 0.16 AML other m 2018-11-24T08:52:08.88
IV.CESI.HHN. ML:2.5 0.0014435210000000001 0.2624 AML other m 2018-11-24T08:52:09.25
IV.CAMP.HHN. ML:1.9 0.00034737295000000003 0.2176 AML other m 2018-11-24T08:52:09.24
IV.CAMP.HHE. ML:1.9 0.0003300647 0.2432 AML other m 2018-11-24T08:52:09.23
IV.MF5.EHN. ML:1.9 0.00036750825 0.2432 AML other m 2018-11-24T08:52:11.30
IV.MF5.EHE. ML:2.0 0.0003867861 0.32 AML other m 2018-11-24T08:52:10.52
IV.TERO.HHE. ML:2.0 0.00033700165 0.096 AML other m 2018-11-24T08:52:12.00
IV.TERO.HNN. ML:1.7 0.00017845105 0.0832 AML other m 2018-11-24T08:52:11.39
IV.TERO.HNE. ML:1.8 0.00019721810000000002 0.16 AML other m 2018-11-24T08:52:12.10
IV.TERO.HHN. ML:2.0 0.00032304885 0.0768 AML other m 2018-11-24T08:52:11.71
IV.MOMA.HNE. ML:2.3 0.0005369872499999999 0.16 AML other m 2018-11-24T08:52:14.46
IV.MOMA.HHE. ML:2.3 0.00056785615 0.16 AML other m 2018-11-24T08:52:14.45
IV.SNTG.HHN. ML:1.9 0.00017581379999999998 0.1408 AML other m 2018-11-24T08:52:16.27
IV.SNTG.HNE. ML:2.0 0.00021717514999999998 0.1408 AML other m 2018-11-24T08:52:17.14
IV.SNTG.HHE. ML:1.9 0.0001746585 0.1216 AML other m 2018-11-24T08:52:17.13
IV.FIAM.HNN. ML:2.2 0.00031528615 0.32 AML other m 2018-11-24T08:52:16.16
IV.FIAM.HHN. ML:1.9 0.00016227125 0.2176 AML other m 2018-11-24T08:52:17.12
IV.FIAM.HHE. ML:1.9 0.00018460860000000002 0.1984 AML other m 2018-11-24T08:52:16.33
IV.EL6.EHN. ML:2.2 0.00033618349999999994 0.2048 AML other m 2018-11-24T08:52:19.44
IV.EL6.EHE. ML:2.3 0.0003576958 0.32 AML other m 2018-11-24T08:52:19.76
IV.VCEL.EHN. ML:2.2 0.00026454025 0.1792 AML other m 2018-11-24T08:52:21.52
IV.SSFR.HHE. ML:2.4 0.0003229113 0.16 AML other m 2018-11-24T08:52:24.17
IV.SSFR.HHN. ML:2.3 0.0002736183 0.1856 AML other m 2018-11-24T08:52:25.50
IV.SSFR.HNE. ML:2.4 0.00033515295 0.1728 AML other m 2018-11-24T08:52:24.17
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