Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 29-08-2018 and time 15:11:25 (Italy) in region 3 km E Norcia (PG)

A magnitude ML 2.0 earthquake occured in region: 3 km E Norcia (PG), on

  • 29-08-2018 13:11:25 (UTC)
  • 29-08-2018 15:11:25 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8040, 13.1250 at 10 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 3 4957 4957
Castelsantangelo sul Nera MC 10 281 5238
Preci PG 11 724 5962
Cascia PG 13 3217 9179
Visso MC 15 1107 10286
Arquata del Tronto AP 15 1178 11464
Accumoli RI 16 667 12131
Ussita MC 16 444 12575
Cerreto di Spoleto PG 17 1075 13650
Montegallo AP 18 523 14173
Poggiodomo PG 19 117 14290
Sellano PG 19 1079 15369
Montemonaco AP 20 604 15973

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km E of Foligno (57155 inhabitants)
47 Km NE of Terni (111501 inhabitants)
50 Km W of Teramo (54892 inhabitants)
55 Km NW of L'Aquila (69753 inhabitants)
69 Km E of Perugia (166134 inhabitants)
90 Km W of Montesilvano (53738 inhabitants)
94 Km E of Viterbo (67173 inhabitants)
95 Km NE of Guidonia Montecelio (88673 inhabitants)
96 Km SW of Ancona (100861 inhabitants)
97 Km W of Pescara (121014 inhabitants)
97 Km N of Tivoli (56533 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 2.0 2018-08-29
13:11:25		 42.8043 13.1247 11 2019-04-24
14:51:03		 Bollettino Sismico Italiano INGV 65731071
Reviewed
Rev100 		ML 2.2 2018-08-29
13:11:25		 42.8067 13.1263 10 2018-08-29
13:18:59		 Sala Sismica INGV-Roma 60337791
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-08-29 13:11:25 ± 0.05
Latitude 42.8043 ± 0.0018
Longitude 13.1247 ± 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 65731071

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 349
Semi-minor axis of confidence ellipse (meter) 50
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 70
Circular confidence region, given by single value of horizontal uncertainty (meter) 350.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 87
Number of associated phases, regardless of their use for origin computation 59
Number of defining phases 54
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.84806
Number of stations at which the event was observed 37
Number of stations from which data was used for origin computation 33
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 34
Type of magnitude ML
Reference to an origin 60337791
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-08-29 13:18:59

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 40
Type of magnitude ML
Reference to an origin 65731071
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-02-20 11:37:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VENT.EHZ. 2018-08-29T13:12:22.15 3.0 undecidable manual Sn -1.96 0
IV.SEI.HHZ. 2018-08-29T13:11:57.08 3.0 undecidable manual Pn 1.89 0
IV.GAG1.HNE. 2018-08-29T13:11:41.23 0.3 undecidable manual S 355 48.3183 50 0.3 67
IV.PIEI.HHZ. 2018-08-29T13:11:41.87 0.1 undecidable manual P 330 94.1391 50 0.44 80
IV.SSM1.HNE. 2018-08-29T13:11:40.96 0.6 undecidable manual S 5 47.3193 50 0.31 45
IV.FIU1.HNZ. 2018-08-29T13:11:40.16 0.3 undecidable manual S 340 45.4212 50 0.01 72
IV.T0110.HHZ. 2018-08-29T13:11:39.85 0.3 undecidable manual P 140 83.0502 50 0.11 65
IV.ARVD.HHZ. 2018-08-29T13:11:39.06 0.3 undecidable manual P 349 78.366 50 0.05 67
IV.MDAR.HNN. 2018-08-29T13:11:39.75 0.3 undecidable manual S 2 43.1235 50 0.22 69
IV.SEF1.HNN. 2018-08-29T13:11:39.22 0.3 undecidable manual S 339 40.626 50 0.35 67
IV.VCEL.EHZ. 2018-08-29T13:11:38.72 0.1 undecidable manual P 128 74.0703 50 0.38 84
IV.MML1.HNE. 2018-08-29T13:11:37.33 0.3 undecidable manual S 340 36.4413 50 -0.44 67
IV.MF5.EHZ. 2018-08-29T13:11:37.16 0.3 undecidable manual S 53 34.0437 50 0.06 73
IV.CAMP.HHZ. 2018-08-29T13:11:37.95 0.3 undecidable manual S 142 37.7289 50 -0.15 71
IV.PF6.EHN. 2018-08-29T13:11:37.83 0.3 undecidable manual S 9 37.4292 50 -0.19 70
IV.CSP1.EHZ. 2018-08-29T13:11:36.73 0.6 undecidable manual S 12 32.5452 50 0.01 49
IV.FIAM.HHZ. 2018-08-29T13:11:36.04 0.3 undecidable manual P 181 59.496 50 -0.06 69
IV.RM33.EHZ. 2018-08-29T13:11:36.89 0.3 undecidable manual S 167 33.5442 50 -0.09 72
IV.EL6.EHZ. 2018-08-29T13:11:35.91 0.3 undecidable manual P 358 58.2972 50 0 70
IV.CESI.HHZ. 2018-08-29T13:11:35.45 0.3 undecidable manual S 321 28.5492 50 -0.2 71
IV.ATCC.EHZ. 2018-08-29T13:11:35.75 0.3 undecidable manual P 317 57.6978 50 -0.08 69
IV.SNTG.HHZ. 2018-08-29T13:11:34.97 0.3 undecidable manual P 343 52.2033 50 0 71
IV.T1299.HNZ. 2018-08-29T13:11:34.41 0.3 undecidable manual S 146 22.8549 50 0.29 70
IV.FDMO.HHZ. 2018-08-29T13:11:34.52 0.3 undecidable manual S 353 25.9518 50 -0.43 68
IV.GIGS.HHZ. 2018-08-29T13:11:34.81 0.3 undecidable manual P 137 53.4021 50 -0.36 66
IV.SSM1.HNE. 2018-08-29T13:11:34.24 0.3 undecidable manual P 5 47.3193 50 0.02 71
IV.GAG1.HNE. 2018-08-29T13:11:34.52 0.1 undecidable manual P 355 48.3183 50 0.14 93
IV.MNTP.HNZ. 2018-08-29T13:11:34.15 0.6 undecidable manual P 37 46.3203 50 0.08 47
IV.SMA1.EHZ. 2018-08-29T13:11:34.68 0.3 undecidable manual S 138 25.8519 50 -0.24 71
OB.GAVE.EHZ. 2018-08-29T13:11:34.18 3.0 undecidable manual S 0.03 0
IV.ASSB.HHZ. 2018-08-29T13:11:34.11 3.0 negative manual P -0.09 0
IV.LNSS.HHZ. 2018-08-29T13:11:34.35 0.6 undecidable manual S 197 23.3544 50 0.09 49
IV.MDAR.HNN. 2018-08-29T13:11:33.50 0.3 undecidable manual P 2 43.1235 50 -0.08 71
IV.TERO.HHZ. 2018-08-29T13:11:33.64 0.1 undecidable manual P 117 43.9227 50 -0.06 95
IV.SEF1.HNN. 2018-08-29T13:11:33.11 0.3 undecidable manual P 339 40.626 50 -0.08 71
IV.FIU1.HNZ. 2018-08-29T13:11:33.47 0.3 undecidable manual P 340 45.4212 50 -0.46 65
IV.MTRA.HNZ. 2018-08-29T13:11:33.75 0.3 undecidable manual S 103 22.755 50 -0.35 70
IV.MF5.EHZ. 2018-08-29T13:11:32.48 0.1 undecidable manual P 53 34.0437 50 0.31 92
IV.MMO1.EHZ. 2018-08-29T13:11:32.82 0.6 undecidable manual S 57 19.5693 118 -0.31 47
IV.CAMP.HHZ. 2018-08-29T13:11:32.62 0.1 undecidable manual P 142 37.7289 50 -0.13 95
IV.PF6.EHN. 2018-08-29T13:11:32.55 0.1 undecidable manual P 9 37.4292 50 -0.15 94
IV.ARRO.EHZ. 2018-08-29T13:11:32.84 0.3 undecidable manual P 230 38.4282 50 -0.02 73
IV.RM33.EHZ. 2018-08-29T13:11:32.04 0.3 undecidable manual P 167 33.5442 50 -0.06 72
IV.MML1.HNE. 2018-08-29T13:11:32.52 0.1 undecidable manual P 340 36.4413 50 -0.03 97
IV.FEMA.HNZ. 2018-08-29T13:11:32.68 0.3 undecidable manual S 341 18.5703 119 -0.14 73
IV.CESI.HHZ. 2018-08-29T13:11:31.36 0.3 undecidable manual P 321 28.5492 50 0.03 74
IV.CSP1.EHZ. 2018-08-29T13:11:31.94 0.1 positive manual P 12 32.5452 50 -0.01 98
IV.MC2.EHZ. 2018-08-29T13:11:31.48 0.6 undecidable manual S 24 12.9759 129 0.26 48
IV.SMA1.EHZ. 2018-08-29T13:11:30.97 0.1 undecidable manual P 138 25.8519 50 0.06 98
OB.GAVE.EHZ. 2018-08-29T13:11:30.56 3.0 positive manual P 0.07 0
IV.LNSS.HHZ. 2018-08-29T13:11:30.61 0.1 undecidable manual P 197 23.3544 50 0.08 98
IV.T1299.HNZ. 2018-08-29T13:11:30.76 0.6 undecidable manual P 146 22.8549 50 0.31 47
IV.FDMO.HHZ. 2018-08-29T13:11:30.89 0.1 positive manual P 353 25.9518 50 -0.04 98
IV.MTRA.HNZ. 2018-08-29T13:11:30.52 0.3 undecidable manual P 103 22.755 50 0.08 74
IV.MC2.EHZ. 2018-08-29T13:11:29.05 0.6 undecidable manual P 24 12.9759 129 0.27 48
IV.FEMA.HNZ. 2018-08-29T13:11:29.81 0.6 undecidable manual P 341 18.5703 119 0.11 49
IV.MMO1.EHZ. 2018-08-29T13:11:29.82 0.6 undecidable manual P 57 19.5693 118 -0.05 50
IV.NRCA.HHZ. 2018-08-29T13:11:28.96 0.3 undecidable manual S 345 3.3966 162 -0.29 73
IV.NRCA.HHZ. 2018-08-29T13:11:27.79 0.1 undecidable manual P 345 3.3966 162 0.15 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHN. ML:2.4 0.0013037595 1.7184 AML other m 2018-08-29T13:11:35.08
IV.FDMO.HHE. ML:2.3 0.001215945 0.1984 AML other m 2018-08-29T13:11:35.09
IV.CESI.HHE. ML:2.1 0.00071729175 0.1152 AML other m 2018-08-29T13:11:35.81
IV.CESI.HHN. ML:2.4 0.0013348214999999999 1.68 AML other m 2018-08-29T13:11:35.90
IV.SMA1.EHN. ML:2.2 0.00086294945 0.2176 AML other m 2018-08-29T13:11:36.26
IV.SMA1.EHE. ML:2.2 0.0008198769500000001 0.16 AML other m 2018-08-29T13:11:36.26
IV.CSP1.EHN. ML:2.4 0.00101266033 1.6032 AML other m 2018-08-29T13:11:37.96
IV.CSP1.EHE. ML:2.2 0.0007706109999999999 0.1408 AML other m 2018-08-29T13:11:37.45
IV.CAMP.HHE. ML:1.7 0.00020208445 0.2176 AML other m 2018-08-29T13:11:38.34
IV.MF5.EHN. ML:2.0 0.00042968804999999997 0.4416 AML other m 2018-08-29T13:11:38.26
IV.CAMP.HHN. ML:1.8 0.0002609712 0.256 AML other m 2018-08-29T13:11:38.36
IV.RM33.HNE. ML:2.0 0.0004652036 0.096 AML other m 2018-08-29T13:11:38.72
IV.RM33.EHE. ML:2.0 0.00046592069999999995 0.1024 AML other m 2018-08-29T13:11:38.74
IV.MF5.EHE. ML:2.1 0.00053037645 0.48 AML other m 2018-08-29T13:11:38.70
IV.RM33.HNN. ML:2.2 0.0006306767 0.1856 AML other m 2018-08-29T13:11:38.95
IV.RM33.EHN. ML:2.2 0.00062155105 0.1984 AML other m 2018-08-29T13:11:38.96
IV.ARRO.EHE. ML:1.8 0.0002495525 0.1856 AML other m 2018-08-29T13:11:39.64
IV.TERO.HNN. ML:1.7 0.00014700481 0.1088 AML other m 2018-08-29T13:11:40.26
IV.ARRO.EHN. ML:2.0 0.00034889915000000006 0.1408 AML other m 2018-08-29T13:11:40.91
IV.TERO.HHE. ML:2.0 0.00027002499999999996 0.1984 AML other m 2018-08-29T13:11:41.04
IV.TERO.HNE. ML:1.6 0.00013526825 0.1984 AML other m 2018-08-29T13:11:41.05
IV.TERO.HHN. ML:2.0 0.00030039375 0.0768 AML other m 2018-08-29T13:11:41.32
IV.ASSB.HHE. ML:1.8 0.00016433175 0.256 AML other m 2018-08-29T13:11:43.33
IV.SNTG.HHE. ML:1.4 0.00007074052 0.2624 AML other m 2018-08-29T13:11:44.18
IV.SNTG.HNE. ML:1.8 0.00014509054999999998 0.1344 AML other m 2018-08-29T13:11:44.53
IV.SNTG.HHN. ML:1.8 0.00014933697000000002 0.16 AML other m 2018-08-29T13:11:44.54
IV.EL6.EHN. ML:2.3 0.00045078750000000003 0.3392 AML other m 2018-08-29T13:11:45.54
IV.FIAM.HHE. ML:1.9 0.0001761648 0.1984 AML other m 2018-08-29T13:11:45.49
IV.ASSB.HHN. ML:1.7 0.00014310005 0.3008 AML other m 2018-08-29T13:11:45.81
IV.ATCC.EHE. ML:1.9 0.00015506215 0.2816 AML other m 2018-08-29T13:11:45.69
IV.FIAM.HHN. ML:1.9 0.00017767995 0.2368 AML other m 2018-08-29T13:11:45.67
IV.EL6.EHE. ML:2.1 0.00028070475 0.16 AML other m 2018-08-29T13:11:47.14
IV.ATCC.EHN. ML:1.8 0.000128718575 0.16 AML other m 2018-08-29T13:11:47.86
IV.SNTG.HNN. ML:1.9 0.00019233220000000001 0.7808 AML other m 2018-08-29T13:11:53.28
IV.VCEL.EHN. ML:2.0 0.00016087645 0.2624 AML other m 2018-08-29T13:11:54.06
IV.VCEL.EHE. ML:1.9 0.00013283815000000003 1.7376 AML other m 2018-08-29T13:11:54.95
IV.T0110.HHN. ML:1.9 0.00009573458999999999 0.4608 AML other m 2018-08-29T13:11:56.57
IV.T0110.HHE. ML:1.9 0.0001080246 0.3776 AML other m 2018-08-29T13:11:57.64
IV.PIEI.HHE. ML:1.6 0.000044660320000000005 0.2816 AML other m 2018-08-29T13:11:58.20
IV.PIEI.HHN. ML:1.6 0.00003892124 0.32 AML other m 2018-08-29T13:11:59.75
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