Earthquake with magnitude of Md 2.3 on date 14-10-2001 and time 18:56:59 (Italy) in region 4 km SE Preci (PG)

A magnitude Md 2.3 earthquake occured in region: 4 km SE Preci (PG), on

  • 14-10-2001 16:56:59 (UTC)
  • 14-10-2001 18:56:59 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.856, 13.078 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
Preci PG 4 724 724
Norcia PG 7 4957 5681
Castelsantangelo sul Nera MC 8 281 5962
Visso MC 9 1107 7069
Ussita MC 11 444 7513
Sellano PG 13 1079 8592
Cerreto di Spoleto PG 14 1075 9667
Cascia PG 16 3217 12884
Monte Cavallo MC 17 145 13029
Poggiodomo PG 20 117 13146
Bolognola MC 20 142 13288
Vallo di Nera PG 20 364 13652

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km E of Foligno (57155 inhabitants)
48 Km NE of Terni (111501 inhabitants)
56 Km W of Teramo (54892 inhabitants)
62 Km NW of L'Aquila (69753 inhabitants)
63 Km E of Perugia (166134 inhabitants)
92 Km SW of Ancona (100861 inhabitants)
93 Km NE of Viterbo (67173 inhabitants)
96 Km W of Montesilvano (53738 inhabitants)
99 Km N of Guidonia Montecelio (88673 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 2.3 2001-10-14
16:56:59
42.856 13.078 3 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 429079
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2001-10-14 16:56:59 ± 0.205
Latitude 42.8560 ± 0.0084
Longitude 13.0780 ± 0.0186
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 429079

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) 1778.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 140
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) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00024
Epicentral distance of station farthest from the epicenter (degree) 0.00583
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:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 429079
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 23:44:58
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.ARV.Z. 2001-10-14T16:57:24.90 10.0 undecidable manual SG 351 0.0058 0.27 0.6
--.MNS.Z. 2001-10-14T16:57:20.53 10.0 undecidable manual SG 211 0.0049 -0.22 0.7
--.ARV.Z. 2001-10-14T16:57:13.49 10.0 undecidable manual PG 351 0.0058 -0.16 1.7
--.ASS.Z. 2001-10-14T16:57:13.77 10.0 undecidable manual SG 303 0.0033 -0.4 0.6
--.MNS.Z. 2001-10-14T16:57:12.40 10.0 undecidable manual PG 211 0.0049 0.17 1.8
--.ASS.Z. 2001-10-14T16:57:08.34 10.0 undecidable manual PG 303 0.0033 0.27 1.8
--.NRCA.Z. 2001-10-14T16:57:02.31 10.0 undecidable manual SG 131 0.0002 0.86 0.1
--.NRCA.Z. 2001-10-14T16:57:00.17 10.0 undecidable manual PG 131 0.0002 -0.55 0.8
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