Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 05-01-2011 and time 01:10:57 (Italy) in region 5 km SE Norcia (PG)

A magnitude ML 2.0 earthquake occured in region: 5 km SE Norcia (PG), on

  • 05-01-2011 00:10:57 (UTC)
  • 05-01-2011 01:10:57 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7540, 13.1130 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 5 4957 4957
Cascia PG 9 3217 8174
Accumoli RI 13 667 8841
Poggiodomo PG 15 117 8958
Arquata del Tronto AP 15 1178 10136
Preci PG 15 724 10860
Cittareale RI 16 482 11342
Castelsantangelo sul Nera MC 16 281 11623
Monteleone di Spoleto PG 17 599 12222
Cerreto di Spoleto PG 18 1075 13297
Amatrice RI 20 2657 15954
Visso MC 20 1107 17061

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km SE of Foligno (57155 inhabitants)
44 Km E of Terni (111501 inhabitants)
50 Km W of Teramo (54892 inhabitants)
51 Km NW of L'Aquila (69753 inhabitants)
71 Km SE of Perugia (166134 inhabitants)
89 Km W of Montesilvano (53738 inhabitants)
90 Km NE of Guidonia Montecelio (88673 inhabitants)
91 Km E of Viterbo (67173 inhabitants)
92 Km N of Tivoli (56533 inhabitants)
96 Km W of Pescara (121014 inhabitants)
97 Km W 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 		Md 2.5
ML 2.0 		2011-01-05
00:10:57		 42.754 13.113 10 2014-10-21
12:27:13		 Bollettino Sismico Italiano INGV 1157309
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2011-01-05 00:10:57 ± 0.08
Latitude 42.7540 ± 0.0036
Longitude 13.1130 ± 0.0061
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1157309

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 567
Semi-minor axis of confidence ellipse (meter) 178
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 72
Circular confidence region, given by single value of horizontal uncertainty (meter) 640.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 51
Number of associated phases, regardless of their use for origin computation 56
Number of defining phases 43
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.09717
Number of stations at which the event was observed 37
Number of stations from which data was used for origin computation 24
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 1157309
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 22:31:36

Md:2.5

Field Value
Value 2.5
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 1157309
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 22:31:36
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MTGR.SHZ. 2011-01-05T00:11:59.45 10.0 undecidable manual Pg 0 0 0
IV.NL9.EHZ. 2011-01-05T00:11:35.25 10.0 undecidable manual Pg 0 0 0
IV.CAFI.HHE. 2011-01-05T00:11:32.15 10.0 undecidable manual Pg 0 0 0
IV.SAMA.HHE. 2011-01-05T00:11:31.45 10.0 undecidable manual Pg 0 0 0
IV.LATE.HHN. 2011-01-05T00:11:30.03 10.0 undecidable manual Pg 0 0 0
IV.FRON.EHN. 2011-01-05T00:11:24.35 0.3 undecidable manual Sg 340 90.3429 0.119 64
IV.ARVD.HHZ. 2011-01-05T00:11:23.23 0.3 undecidable manual Sg 351 83.6496 0.771 53
IV.MCIV.HHN. 2011-01-05T00:11:23.89 10.0 undecidable manual Pg 0 0 0
IV.MGAB.HHN. 2011-01-05T00:11:22.80 0.3 undecidable manual Sg 283 83.25 0.449 60
IV.TRTR.HHN. 2011-01-05T00:11:22.70 10.0 undecidable manual Pg 0 0 0
IV.ATTE.HHZ. 2011-01-05T00:11:21.45 0.3 undecidable manual Sg 309 78.8655 0.277 63
IV.SSFR.HHE. 2011-01-05T00:11:21.95 0.3 undecidable manual Sg 341 80.2641 0.402 61
IV.SDI.SHZ. 2011-01-05T00:11:20.90 10.0 undecidable manual Pg 0 0 0
IV.MURB.HHZ. 2011-01-05T00:11:20.70 0.3 undecidable manual Sg 320 73.8705 0.849 53
IV.CING.HHZ. 2011-01-05T00:11:19.35 0.3 undecidable manual Sg 6 69.2751 0.74 56
IV.PARC.HHN. 2011-01-05T00:11:18.17 0.3 undecidable manual Pg 325 121.7892 0.418 56
IV.FAGN.HHN. 2011-01-05T00:11:18.27 0.3 undecidable manual Sg 144 66.4779 0.4 63
IV.GUAR.HHZ. 2011-01-05T00:11:18.98 10.0 undecidable manual Pg 0 0 0
IV.VVLD.HHE. 2011-01-05T00:11:17.85 10.0 undecidable manual Pg 0 0 0
IV.FSSB.SHZ. 2011-01-05T00:11:16.52 10.0 undecidable manual Pg 0 0 0
IV.SNTG.HHZ. 2011-01-05T00:11:15.35 0.3 undecidable manual Sg 346 57.2982 -0.065 69
IV.FIAM.HHZ. 2011-01-05T00:11:14.51 0.3 undecidable manual Sg 180 53.9016 -0.01 70
IV.INTR.HHZ. 2011-01-05T00:11:14.60 0.6 undecidable manual Pg 142 104.9172 -0.54 37
IV.PIEI.HHE. 2011-01-05T00:11:14.00 0.3 undecidable manual Pg 332 98.5236 -0.158 62
IV.ATPC.HHZ. 2011-01-05T00:11:13.84 0.3 undecidable manual Pg 327 96.5256 -0.012 64
IV.PTQR.SHZ. 2011-01-05T00:11:13.92 10.0 undecidable manual Pg 0 0 0
IV.FRON.EHN. 2011-01-05T00:11:12.65 0.3 undecidable manual Pg 340 90.3429 -0.246 62
IV.MGAB.HHN. 2011-01-05T00:11:12.38 0.3 undecidable manual Pg 283 83.25 0.569 58
IV.CERT.HHE. 2011-01-05T00:11:12.52 10.0 undecidable manual Pg 0 0 0
IV.CESX.HHZ. 2011-01-05T00:11:12.09 0.3 undecidable manual Sg 250 46.3203 -0.39 65
IV.T0104.HHZ. 2011-01-05T00:11:12.99 0.3 undecidable manual Sg 157 47.4192 0.198 68
IV.ARVD.HHZ. 2011-01-05T00:11:12.11 0.3 undecidable manual Pg 351 83.6496 0.236 63
IV.TERO.HHN. 2011-01-05T00:11:11.44 0.3 undecidable manual Sg 110 42.624 -0.061 71
IV.SSFR.HHE. 2011-01-05T00:11:11.37 0.3 undecidable manual Pg 341 80.2641 0.023 66
IV.GUMA.HHZ. 2011-01-05T00:11:10.53 0.3 undecidable manual Sg 28 38.7279 0.075 71
IV.MURB.HHZ. 2011-01-05T00:11:10.42 0.3 undecidable manual Pg 320 73.8705 0.052 67
IV.ATTE.HHZ. 2011-01-05T00:11:10.93 0.3 undecidable manual Pg 309 78.8655 -0.201 64
IV.FAGN.HHN. 2011-01-05T00:11:09.00 0.3 undecidable manual Pg 144 66.4779 -0.224 65
IV.CING.HHZ. 2011-01-05T00:11:09.20 0.3 undecidable manual Pg 6 69.2751 -0.451 62
IV.CESI.HHE. 2011-01-05T00:11:08.18 0.3 undecidable manual Sg 329 32.5452 -0.633 62
IV.SNTG.HHZ. 2011-01-05T00:11:07.48 0.3 undecidable manual Pg 346 57.2982 -0.326 65
IV.FDMO.HHZ. 2011-01-05T00:11:07.73 0.3 undecidable manual Sg 356 31.3464 -0.772 59
IV.OFFI.HHE. 2011-01-05T00:11:07.47 0.3 undecidable manual Pg 67 50.7159 0.673 59
IV.T0104.HHZ. 2011-01-05T00:11:06.08 0.3 undecidable manual Pg 157 47.4192 -0.212 68
IV.SMA1.EHZ. 2011-01-05T00:11:06.32 0.3 undecidable manual Sg 127 22.755 0.293 70
IV.FIAM.HHZ. 2011-01-05T00:11:06.96 0.3 undecidable manual Pg 180 53.9016 -0.329 65
IV.CESX.HHZ. 2011-01-05T00:11:05.63 0.3 undecidable manual Pg 250 46.3203 -0.482 64
IV.TERO.HHN. 2011-01-05T00:11:05.18 0.3 undecidable manual Pg 110 42.624 -0.367 66
IV.LNSS.HHZ. 2011-01-05T00:11:04.68 0.1 undecidable manual Sg 199 17.7711 0.196 96
IV.GUMA.HHZ. 2011-01-05T00:11:04.83 0.3 undecidable manual Pg 28 38.7279 -0.113 70
IV.FDMO.HHZ. 2011-01-05T00:11:03.31 0.1 undecidable manual Pg 356 31.3464 -0.505 87
IV.CESI.HHE. 2011-01-05T00:11:03.54 0.3 undecidable manual Pg 329 32.5452 -0.455 66
IV.SMA1.EHZ. 2011-01-05T00:11:02.50 0.3 undecidable manual Pg 127 22.755 0.114 72
IV.LNSS.HHZ. 2011-01-05T00:11:01.62 0.1 undecidable manual Pg 199 17.7711 0.125 97
IV.NRCA.HHZ. 2011-01-05T00:11:01.89 0.1 undecidable manual Sg 1 8.7801 -0.128 98
IV.NRCA.HHZ. 2011-01-05T00:11:00.12 0.1 undecidable manual Pg 1 8.7801 0.048 100
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