Earthquake with magnitude of Md 2.4 on date 30-03-2002 and time 22:08:49 (UTC) in region 2 km NE Polino (TR)

A magnitude Md 2.4 earthquake occured in region: 2 km NE Polino (TR), on

  • 30-03-2002 22:08:49 (UTC)
  • 30-03-2002 23:08:49 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6010, 12.8590 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 2 233 233
Ferentillo TR 6 1913 2146
Arrone TR 8 2763 4909
Montefranco TR 8 1276 6185
Morro Reatino RI 9 373 6558
Rivodutri RI 9 1253 7811
Monteleone di Spoleto PG 10 599 8410
Labro RI 10 374 8784
Leonessa RI 10 2435 11219
Poggio Bustone RI 11 2055 13274
Scheggino PG 13 461 13735
Colli sul Velino RI 13 533 14268
Poggiodomo PG 14 117 14385
Sant'Anatolia di Narco PG 15 564 14949
Cantalice RI 15 2755 17704
Greccio RI 18 1558 19262
Spoleto PG 18 38218 57480
Terni TR 18 111501 168981
Cascia PG 18 3217 172198
Vallo di Nera PG 19 364 172562
Stroncone TR 20 4917 177479

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km E of Terni (111501 inhabitants)
42 Km SE of Foligno (57155 inhabitants)
52 Km NW of L'Aquila (69753 inhabitants)
65 Km E of Viterbo (67173 inhabitants)
68 Km N of Guidonia Montecelio (88673 inhabitants)
68 Km SE of Perugia (166134 inhabitants)
70 Km W of Teramo (54892 inhabitants)
71 Km N of Tivoli (56533 inhabitants)
85 Km NE of Roma (2864731 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 2002-03-30
22:08:49
42.601 12.859 3 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 438219
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2002-03-30 22:08:49 ± 0.359
Latitude 42.6010 ± 0.0122
Longitude 12.8590 ± 0.0274
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 438219

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) 2625.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 196
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00267
Epicentral distance of station farthest from the epicenter (degree) 0.01174
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

Md:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 5
Type of magnitude Md
Reference to an origin 438219
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 23:54:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.FSSB.Z. 2002-03-30T22:09:28.72 10.0 undecidable manual SG 357 1.0878 0.7 0.3
--.SDI.Z. 2002-03-30T22:09:28.58 10.0 undecidable manual SN 141 1.1322 -0.5 0.4
--.ARV.Z. 2002-03-30T22:09:22.00 10.0 undecidable manual SG 4 0.8991 0.16 0.6
--.PTQR.Z. 2002-03-30T22:09:15.95 10.0 undecidable manual SG 145 0.6993 0.41 0.5
--.RVI2.Z. 2002-03-30T22:09:15.52 10.0 undecidable manual PN 138 1.2987 0.74 0.6
--.SNTG.Z. 2002-03-30T22:09:13.85 10.0 undecidable manual SG 5 0.6438 -0.17 0.6
--.FSSB.Z. 2002-03-30T22:09:13.60 10.0 undecidable manual PG 357 1.0878 1.2 0.2
--.SDI.Z. 2002-03-30T22:09:12.54 10.0 undecidable manual PN 141 1.1322 0.07 1.3
--.ARV.Z. 2002-03-30T22:09:07.59 10.0 undecidable manual PG 4 0.8991 -0.7 0.8
--.ASS.Z. 2002-03-30T22:09:07.34 10.0 undecidable manual SG 342 0.4773 -1.16 0.1
--.SNTG.Z. 2002-03-30T22:09:03.23 10.0 negative manual PG 5 0.6438 -0.55 2.1
--.PTQR.Z. 2002-03-30T22:09:03.90 10.0 undecidable manual PG 145 0.6993 -0.75 0.7
--.NRCA.Z. 2002-03-30T22:09:01.50 10.0 undecidable manual SG 38 0.2997 0.2 0.6
--.ASS.Z. 2002-03-30T22:09:00.89 10.0 negative manual PG 342 0.4773 0.3 2.9
--.NRCA.Z. 2002-03-30T22:08:56.49 10.0 positive manual PG 38 0.2997 0.06 3.3
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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