Earthquake with magnitude of Md 2.3 on date 18-07-1996 and time 02:47:14 (Italy) in region 9 km NW Sellano (PG)

A magnitude Md 2.3 earthquake occured in region: 9 km NW Sellano (PG), on

  • 18-07-1996 00:47:14 (UTC)
  • 18-07-1996 02:47:14 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9340, 12.8400 at 5 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
Sellano PG 9 1079 1079
Trevi PG 10 8469 9548
Foligno PG 11 57155 66703
Campello sul Clitunno PG 14 2442 69145
Cerreto di Spoleto PG 14 1075 70220
Monte Cavallo MC 15 145 70365
Spello PG 15 8645 79010
Valtopina PG 16 1398 80408
Montefalco PG 16 5679 86087
Preci PG 17 724 86811
Serravalle di Chienti MC 18 1070 87881
Vallo di Nera PG 18 364 88245
Castel Ritaldi PG 18 3278 91523
Bevagna PG 19 5081 96604

Municipalities with at least 50000 inhabitants

An earthquake occurred to
11 Km E of Foligno (57155 inhabitants)
41 Km E of Perugia (166134 inhabitants)
44 Km NE of Terni (111501 inhabitants)
77 Km W of Teramo (54892 inhabitants)
79 Km NW of L'Aquila (69753 inhabitants)
83 Km NE of Viterbo (67173 inhabitants)
94 Km SW of Ancona (100861 inhabitants)
98 Km SE of Arezzo (99543 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 1996-07-18
00:47:14
42.934 12.84 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 249549
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1996-07-18 00:47:14 ± 0.196
Latitude 42.9340 ± 0.0071
Longitude 12.8400 ± 0.0225
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 249549

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) 1995.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 184
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) 0.00162
Epicentral distance of station farthest from the epicenter (degree) 0.00680
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 4
Type of magnitude Md
Reference to an origin 249549
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 20:56:04
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.FB9.Z. 1996-07-18T00:47:42.43 10.0 undecidable manual SG 356 0.7548 0.5 0.4
--.MNS.Z. 1996-07-18T00:47:35.83 10.0 undecidable manual SG 191 0.555 0.28 0.7
--.ARV.Z. 1996-07-18T00:47:35.62 10.0 undecidable manual SG 7 0.5661 -0.23 0.7
--.FB9.Z. 1996-07-18T00:47:31.10 10.0 undecidable manual PG 356 0.7548 0.69 0.5
--.ARV.Z. 1996-07-18T00:47:26.26 10.0 undecidable manual PG 7 0.5661 -0.64 0.7
--.MNS.Z. 1996-07-18T00:47:26.59 10.0 undecidable manual PG 191 0.555 -0.14 2
--.ASS.Z. 1996-07-18T00:47:21.81 10.0 undecidable manual SG 313 0.1776 -0.31 0.7
--.ASS.Z. 1996-07-18T00:47:19.00 10.0 undecidable manual PG 313 0.1776 0.02 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