Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 24-08-2016 and time 11:14:17 (Italy) in region 8 km E Norcia (PG)

A magnitude ML 2.0 earthquake occured in region: 8 km E Norcia (PG), on

  • 24-08-2016 09:14:17 (UTC)
  • 24-08-2016 11:14:17 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7580, 13.1830 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 8 4957 4957
Accumoli RI 9 667 5624
Arquata del Tronto AP 10 1178 6802
Cascia PG 15 3217 10019
Castelsantangelo sul Nera MC 16 281 10300
Montegallo AP 16 523 10823
Cittareale RI 16 482 11305
Amatrice RI 17 2657 13962
Preci PG 18 724 14686
Acquasanta Terme AP 19 2916 17602
Montemonaco AP 20 604 18206

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km W of Teramo (54892 inhabitants)
45 Km SE of Foligno (57155 inhabitants)
48 Km NW of L'Aquila (69753 inhabitants)
49 Km E of Terni (111501 inhabitants)
76 Km SE of Perugia (166134 inhabitants)
84 Km W of Montesilvano (53738 inhabitants)
90 Km W of Pescara (121014 inhabitants)
92 Km NE of Guidonia Montecelio (88673 inhabitants)
92 Km W of Chieti (51815 inhabitants)
94 Km NE of Tivoli (56533 inhabitants)
96 Km E of Viterbo (67173 inhabitants)
99 Km S 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 2.0 2016-08-24
09:14:17		 42.7577 13.1833 10 2019-02-12
13:57:16		 Bollettino Sismico Italiano INGV 30052381
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-08-24 09:14:17 ± 0.04
Latitude 42.7577 ± 0.0018
Longitude 13.1833 ± 0.0037
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 30052381

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 280
Semi-minor axis of confidence ellipse (meter) 116
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 80
Circular confidence region, given by single value of horizontal uncertainty (meter) 280.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 56
Number of associated phases, regardless of their use for origin computation 44
Number of defining phases 44
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.08274
Epicentral distance of station farthest from the epicenter (degree) 0.57467
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 24
Magnitude information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 7
Type of magnitude ML
Reference to an origin 30052381
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2016-12-14 10:33:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CESX.HHZ. 2016-08-24T09:14:34.27 0.6 undecidable manual S 251 51.4152 50 0.47 42
IV.FIAM.HHZ. 2016-08-24T09:14:34.75 0.3 undecidable manual S 186 54.6009 50 0.1 68
IV.MDAR.HNZ. 2016-08-24T09:14:33.05 0.6 undecidable manual S 356 48.4182 50 0.06 46
MN.AQU.HHZ. 2016-08-24T09:14:33.38 0.3 undecidable manual S 158 48.3183 50 0.41 65
IV.SEF1.HNZ. 2016-08-24T09:14:33.02 0.3 undecidable manual S 336 47.2194 50 0.34 66
IV.GIGS.HHZ. 2016-08-24T09:14:32.20 0.6 undecidable manual S 137 46.4202 50 -0.26 45
IV.CSP1.EHZ. 2016-08-24T09:14:30.21 0.6 undecidable manual S 3 37.1295 50 0.23 46
IV.ARRO.EHZ. 2016-08-24T09:14:30.70 0.6 undecidable manual S 240 39.4272 50 0.1 47
IV.CESI.HHZ. 2016-08-24T09:14:29.44 0.6 undecidable manual S 321 35.5422 50 -0.14 47
IV.GUMA.HHZ. 2016-08-24T09:14:29.97 0.3 undecidable manual S 20 36.0417 50 0.28 68
IV.T1211.HNZ. 2016-08-24T09:14:29.68 0.3 undecidable manual S 227 36.6411 50 -0.17 69
IV.TERO.HHZ. 2016-08-24T09:14:29.98 0.3 undecidable manual S 113 37.4292 50 -0.09 71
IV.SNTG.HHZ. 2016-08-24T09:14:28.22 0.6 undecidable manual P 340 58.5969 50 0.25 44
IV.FDMO.HHZ. 2016-08-24T09:14:28.23 0.6 undecidable manual S 346 31.9458 50 -0.36 45
IV.CAMP.HHZ. 2016-08-24T09:14:28.06 0.3 undecidable manual S 143 30.747 50 -0.23 69
IV.EL6.EHZ. 2016-08-24T09:14:28.77 0.6 positive manual P 354 63.7917 50 0 46
IV.ASSB.HHZ. 2016-08-24T09:14:27.28 0.3 undecidable manual P 307 53.1024 50 0.16 68
IV.RM33.EHZ. 2016-08-24T09:14:27.38 0.6 undecidable manual S 175 27.75 50 -0.1 48
IV.SEF1.HNZ. 2016-08-24T09:14:26.09 0.3 undecidable manual P 336 47.2194 50 -0.13 69
IV.FEMA.HNZ. 2016-08-24T09:14:26.44 0.3 undecidable manual S 334 25.1526 112 -0.33 68
IV.MDAR.HNZ. 2016-08-24T09:14:26.17 0.3 undecidable manual P 356 48.4182 50 -0.22 67
IV.CESX.HHZ. 2016-08-24T09:14:26.74 0.6 undecidable manual P 251 51.4152 50 -0.12 46
IV.FIAM.HHZ. 2016-08-24T09:14:26.91 0.6 undecidable manual P 186 54.6009 50 -0.44 42
MN.AQU.HHZ. 2016-08-24T09:14:26.41 0.6 undecidable manual P 158 48.3183 50 0.03 47
IV.LNSS.HHZ. 2016-08-24T09:14:25.60 0.3 undecidable manual S 214 20.7681 116 0.22 71
IV.OFFI.HHZ. 2016-08-24T09:14:25.78 0.3 undecidable manual P 64 45.3213 50 -0.15 69
IV.GIGS.HHZ. 2016-08-24T09:14:25.88 0.3 undecidable manual P 137 46.4202 50 -0.21 68
IV.CESI.HHZ. 2016-08-24T09:14:24.27 0.6 undecidable manual P 321 35.5422 50 -0.15 47
IV.T1211.HNZ. 2016-08-24T09:14:24.42 0.3 undecidable manual P 227 36.6411 50 -0.16 70
IV.TERO.HHZ. 2016-08-24T09:14:24.91 0.6 negative manual P 113 37.4292 50 0.2 46
IV.MC2.EHZ. 2016-08-24T09:14:24.34 0.3 undecidable manual S 2 17.0718 120 0.1 73
IV.CSP1.EHZ. 2016-08-24T09:14:24.54 0.1 negative manual P 3 37.1295 50 -0.12 93
IV.ARRO.EHZ. 2016-08-24T09:14:24.92 0.6 positive manual P 240 39.4272 50 -0.09 47
IV.GUMA.HHZ. 2016-08-24T09:14:24.76 0.3 undecidable manual P 20 36.0417 50 0.27 68
IV.FDMO.HHZ. 2016-08-24T09:14:23.87 0.3 undecidable manual P 346 31.9458 50 0.01 72
IV.CAMP.HHZ. 2016-08-24T09:14:23.45 0.1 undecidable manual P 143 30.747 50 -0.23 92
IV.RM33.EHZ. 2016-08-24T09:14:23.46 0.3 undecidable manual P 175 27.75 50 0.25 69
IV.AQT1.EHZ. 2016-08-24T09:14:22.20 0.3 undecidable manual S 79 9.1797 138 0.12 74
IV.LNSS.HHZ. 2016-08-24T09:14:22.12 0.3 undecidable manual P 214 20.7681 116 0.12 72
IV.FEMA.HNZ. 2016-08-24T09:14:22.89 0.3 undecidable manual P 334 25.1526 112 0.09 72
IV.NRCA.HNZ. 2016-08-24T09:14:21.96 0.3 undecidable manual S 326 10.0788 135 -0.36 70
IV.MC2.EHZ. 2016-08-24T09:14:21.46 0.1 undecidable manual P 2 17.0718 120 0.12 97
IV.NRCA.HNZ. 2016-08-24T09:14:20.25 0.1 negative manual P 326 10.0788 135 0.02 100
IV.AQT1.EHZ. 2016-08-24T09:14:20.25 0.3 undecidable manual P 79 9.1797 138 0.15 73
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARRO.EHN. ML:1.7 0.00017018615 0.1536 AML other m 2016-08-24T09:14:31.34
IV.ARRO.EHE. ML:1.8 0.00019375465 0.5248 AML other m 2016-08-24T09:14:30.69
IV.ASSB.HHE. ML:1.7 0.00013132653 0.096 AML other m 2016-08-24T09:14:34.93
IV.ASSB.HHN. ML:1.7 0.00012711610000000001 0.1152 AML other m 2016-08-24T09:14:34.92
IV.CESI.HHN. ML:2.1 0.000448015 0.1984 AML other m 2016-08-24T09:14:29.89
IV.CESI.HHE. ML:1.9 0.0003359781 0.4416 AML other m 2016-08-24T09:14:29.73
IV.CSP1.EHE. ML:2.2 0.000696997 0.1984 AML other m 2016-08-24T09:14:30.54
IV.CSP1.EHN. ML:2.1 0.0005349760500000001 0.5824 AML other m 2016-08-24T09:14:30.44
IV.FDMO.HHN. ML:1.8 0.0003062515 0.0192 AML other m 2016-08-24T09:14:28.58
IV.FDMO.HHE. ML:1.8 0.00028971455 0.1792 AML other m 2016-08-24T09:14:28.45
IV.GUMA.HHE. ML:2.7 0.001802184 0.224 AML other m 2016-08-24T09:14:30.82
IV.GUMA.HNN. ML:1.8 0.00026062249999999997 0.928 AML other m 2016-08-24T09:14:30.40
IV.GUMA.HNE. ML:1.9 0.00032835504999999997 0.5312 AML other m 2016-08-24T09:14:30.51
IV.GUMA.HHN. ML:2.5 0.0012177145000000001 0.4416 AML other m 2016-08-24T09:14:30.80
IV.RM33.HNE. ML:2.0 0.0005744936499999999 0.7232 AML other m 2016-08-24T09:14:28.06
IV.RM33.EHE. ML:2.0 0.00056779415 0.7232 AML other m 2016-08-24T09:14:28.06
IV.RM33.EHN. ML:2.0 0.0005594050999999999 0.2624 AML other m 2016-08-24T09:14:27.49
IV.RM33.HNN. ML:2.1 0.00062279835 0.352 AML other m 2016-08-24T09:14:27.79
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