Earthquake with magnitude of Md 2.4 on date 01-03-2003 and time 00:26:09 (UTC) in region 1 km S Polino (TR)

A magnitude Md 2.4 earthquake occured in region: 1 km S Polino (TR), on

  • 01-03-2003 00:26:09 (UTC)
  • 01-03-2003 01:26:09 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.5790, 12.8450 at 3 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Polino TR 1 233 233
Morro Reatino RI 6 373 606
Arrone TR 6 2763 3369
Ferentillo TR 7 1913 5282
Montefranco TR 7 1276 6558
Labro RI 7 374 6932
Rivodutri RI 7 1253 8185
Poggio Bustone RI 9 2055 10240
Leonessa RI 10 2435 12675
Colli sul Velino RI 10 533 13208
Monteleone di Spoleto PG 12 599 13807
Cantalice RI 13 2755 16562
Scheggino PG 15 461 17023
Greccio RI 15 1558 18581
Terni TR 16 111501 130082
Poggiodomo PG 17 117 130199
Stroncone TR 17 4917 135116
Sant'Anatolia di Narco PG 17 564 135680
Rieti RI 19 47698 183378
Spoleto PG 19 38218 221596
Contigliano RI 20 3783 225379

Municipalities with at least 50000 inhabitants

An earthquake occurred to
16 Km E of Terni (111501 inhabitants)
44 Km S of Foligno (57155 inhabitants)
52 Km W of L'Aquila (69753 inhabitants)
63 Km E of Viterbo (67173 inhabitants)
65 Km N of Guidonia Montecelio (88673 inhabitants)
68 Km N of Tivoli (56533 inhabitants)
70 Km SE of Perugia (166134 inhabitants)
71 Km W of Teramo (54892 inhabitants)
82 Km NE of Roma (2864731 inhabitants)
99 Km N of Velletri (53303 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 2.4 2003-03-01
00:26:09
42.579 12.845 3 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 470829
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2003-03-01 00:26:09 ± 0.213
Latitude 42.5790 ± 0.0102
Longitude 12.8450 ± 0.0223
Depth (km) 3 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 470829

Uncertainty

Field Value
Preferred uncertainty description horizontal uncertainty
Semi-major axis of confidence ellipse (meter)
Semi-minor axis of confidence ellipse (meter)
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)
Circular confidence region, given by single value of horizontal uncertainty (meter) 2150.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 131
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00202
Epicentral distance of station farthest from the epicenter (degree) 0.01012
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

Md:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 470829
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 00:26:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.SNTG.Z. 2003-03-01T00:26:34.76 10.0 undecidable manual SG 5 0.6771 0.39 0.3
--.SDI.Z. 2003-03-01T00:26:31.99 10.0 undecidable manual PN 140 1.1211 0.06 1.1
--.ASS.Z. 2003-03-01T00:26:29.80 10.0 undecidable manual SG 343 0.4995 0.34 0.4
--.SNTG.Z. 2003-03-01T00:26:23.28 10.0 undecidable manual PG 5 0.6771 -0.51 0.5
--.NRCA.Z. 2003-03-01T00:26:22.18 10.0 undecidable manual SG 37 0.3108 0.43 0.3
--.ASS.Z. 2003-03-01T00:26:20.54 10.0 undecidable manual PG 343 0.4995 0.01 1.8
--.MNS.Z. 2003-03-01T00:26:19.10 10.0 undecidable manual SG 211 0.222 0.89 0
--.NRCA.Z. 2003-03-01T00:26:16.50 10.0 positive manual PG 37 0.3108 0 3.5
--.MNS.Z. 2003-03-01T00:26:14.80 10.0 undecidable manual PG 211 0.222 -0.38 1
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download