Earthquake with magnitude of Md 2.4 on date 04-02-2000 and time 13:18:44 (Italy) in region 7 km E Norcia (PG)

A magnitude Md 2.4 earthquake occured in region: 7 km E Norcia (PG), on

  • 04-02-2000 12:18:44 (UTC)
  • 04-02-2000 13:18:44 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8150, 13.1790 at 16 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
Norcia PG 7 4957 4957
Castelsantangelo sul Nera MC 9 281 5238
Arquata del Tronto AP 11 1178 6416
Montegallo AP 13 523 6939
Preci PG 13 724 7663
Accumoli RI 14 667 8330
Ussita MC 15 444 8774
Visso MC 15 1107 9881
Montemonaco AP 15 604 10485
Cascia PG 17 3217 13702
Montefortino FM 20 1178 14880
Acquasanta Terme AP 20 2916 17796

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km E of Foligno (57155 inhabitants)
46 Km W of Teramo (54892 inhabitants)
52 Km NE of Terni (111501 inhabitants)
55 Km NW of L'Aquila (69753 inhabitants)
72 Km E of Perugia (166134 inhabitants)
86 Km W of Montesilvano (53738 inhabitants)
93 Km W of Pescara (121014 inhabitants)
93 Km SW of Ancona (100861 inhabitants)
96 Km NW of Chieti (51815 inhabitants)
98 Km NE of Guidonia Montecelio (88673 inhabitants)
98 Km E of Viterbo (67173 inhabitants)
100 Km NE of Tivoli (56533 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 2000-02-04
12:18:44
42.815 13.179 16 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 381679
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2000-02-04 12:18:44 ± 0.418
Latitude 42.8150 ± 0.0087
Longitude 13.1790 ± 0.0326
Depth (km) 16 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 381679

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) 2827.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 242
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
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) 0.00040
Epicentral distance of station farthest from the epicenter (degree) 0.00502
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

Md:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 381679
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 22:58:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.MNS.Z. 2000-02-04T12:19:04.17 10.0 undecidable manual SG 220 0.555 0.01 0.5
--.ASS.Z. 2000-02-04T12:19:00.76 10.0 undecidable manual SG 302 0.444 0.02 0.6
--.SNTG.Z. 2000-02-04T12:19:00.84 10.0 undecidable manual SG 338 0.4662 -0.37 0.2
--.MNS.Z. 2000-02-04T12:18:55.68 10.0 negative manual PG 220 0.555 0.04 2.7
--.SNTG.Z. 2000-02-04T12:18:54.36 10.0 undecidable manual PG 338 0.4662 0.42 0.4
--.ASS.Z. 2000-02-04T12:18:53.50 10.0 undecidable manual PG 302 0.444 -0.17 1.3
--.NRCA.Z. 2000-02-04T12:18:50.15 10.0 undecidable manual SG 290 0.0444 0.65 0
--.NRCA.Z. 2000-02-04T12:18:46.93 10.0 negative manual PG 290 0.0444 -0.25 2.2
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