Earthquake with magnitude of Md 2.5 on date 24-05-1992 and time 17:34:54 (Italy) in region 8 km E Foligno (PG)

A magnitude Md 2.5 earthquake occured in region: 8 km E Foligno (PG), on

  • 24-05-1992 15:34:54 (UTC)
  • 24-05-1992 17:34:54 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9530, 12.8010 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
Foligno PG 8 57155 57155
Trevi PG 9 8469 65624
Spello PG 11 8645 74269
Valtopina PG 13 1398 75667
Sellano PG 13 1079 76746
Montefalco PG 14 5679 82425
Campello sul Clitunno PG 15 2442 84867
Bevagna PG 16 5081 89948
Monte Cavallo MC 17 145 90093
Cerreto di Spoleto PG 18 1075 91168
Nocera Umbra PG 18 5839 97007
Castel Ritaldi PG 18 3278 100285
Serravalle di Chienti MC 18 1070 101355
Cannara PG 18 4305 105660

Municipalities with at least 50000 inhabitants

An earthquake occurred to
8 Km E of Foligno (57155 inhabitants)
38 Km E of Perugia (166134 inhabitants)
45 Km N of Terni (111501 inhabitants)
81 Km W of Teramo (54892 inhabitants)
82 Km NE of Viterbo (67173 inhabitants)
83 Km NW of L'Aquila (69753 inhabitants)
94 Km SE of Arezzo (99543 inhabitants)
94 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 2.5 1992-05-24
15:34:54
42.953 12.801 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 165289
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1992-05-24 15:34:54 ± 0.293
Latitude 42.9530 ± 0.0235
Longitude 12.8010 ± 0.0438
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 165289

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) 4416.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 171
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) 0.5
Epicentral distance of station closest to the epicenter (degree) 0.00138
Epicentral distance of station farthest from the epicenter (degree) 0.01085
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 165289
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:34:37
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.AQU.Z. 1992-05-24T15:35:21.36 10.0 undecidable manual SG 143 0.7326 -0.04 0.8
--.SFI.Z. 1992-05-24T15:35:17.50 10.0 undecidable manual PN 324 1.1655 -0.13 1.5
--.PGD.Z. 1992-05-24T15:35:17.35 10.0 undecidable manual PN 319 1.1988 -0.75 0.8
--.ARV.Z. 1992-05-24T15:35:16.10 10.0 undecidable manual SG 10 0.5439 0.75 0.4
--.AQU.Z. 1992-05-24T15:35:10.69 10.0 undecidable manual PG 143 0.7326 0.59 1.3
--.ARV.Z. 1992-05-24T15:35:05.88 10.0 undecidable manual PG 10 0.5439 -0.73 1.1
--.ASS.Z. 1992-05-24T15:35:02.45 10.0 undecidable manual SG 315 0.1554 1.61 0
--.ASS.Z. 1992-05-24T15:34:58.13 10.0 undecidable manual PG 315 0.1554 -0.1 2.1
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