Earthquake with magnitude of Md 2.3 on date 10-08-1995 and time 03:30:45 (Italy) in region 4 km E Sellano (PG)

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

  • 10-08-1995 01:30:45 (UTC)
  • 10-08-1995 03:30:45 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8920, 12.9770 at 10 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 4 1079 1079
Preci PG 5 724 1803
Cerreto di Spoleto PG 9 1075 2878
Visso MC 10 1107 3985
Monte Cavallo MC 12 145 4130
Castelsantangelo sul Nera MC 14 281 4411
Norcia PG 15 4957 9368
Ussita MC 15 444 9812
Vallo di Nera PG 16 364 10176
Campello sul Clitunno PG 18 2442 12618
Pieve Torina MC 18 1458 14076
Trevi PG 19 8469 22545
Fiordimonte MC 19 202 22747
Cascia PG 19 3217 25964

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km E of Foligno (57155 inhabitants)
46 Km NE of Terni (111501 inhabitants)
54 Km E of Perugia (166134 inhabitants)
65 Km W of Teramo (54892 inhabitants)
69 Km NW of L'Aquila (69753 inhabitants)
89 Km NE of Viterbo (67173 inhabitants)
92 Km SW of Ancona (100861 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 1995-08-10
01:30:45
42.892 12.977 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 230729
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1995-08-10 01:30:45 ± 0.194
Latitude 42.8920 ± 0.0099
Longitude 12.9770 ± 0.0193
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 230729

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) 1919.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 159
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) 0.00259
Epicentral distance of station farthest from the epicenter (degree) 0.00729
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 230729
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 20:38:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.FB9.Z. 1995-08-10T01:31:14.19 10.0 undecidable manual SG 349 0.8103 0.63 0.2
--.AQU.Z. 1995-08-10T01:31:07.43 10.0 undecidable manual SG 149 0.6216 0.01 0.7
--.MNS.Z. 1995-08-10T01:31:05.46 10.0 undecidable manual SG 203 0.5439 0.29 0.6
--.FB9.Z. 1995-08-10T01:31:01.11 10.0 undecidable manual PG 349 0.8103 -0.61 0.5
--.AQU.Z. 1995-08-10T01:30:58.35 10.0 undecidable manual PG 149 0.6216 0.17 1.6
--.ASS.Z. 1995-08-10T01:30:56.61 10.0 undecidable manual SG 305 0.2886 -0.24 0.6
--.MNS.Z. 1995-08-10T01:30:56.57 10.0 positive manual PG 203 0.5439 -0.31 2.8
--.ASS.Z. 1995-08-10T01:30:52.51 10.0 undecidable manual PG 305 0.2886 0.44 1
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