Earthquake with magnitude of Md 2.0 on date 24-04-1996 and time 20:30:33 (Italy) in region 2 km S Sefro (MC)

A magnitude Md 2.0 earthquake occured in region: 2 km S Sefro (MC), on

  • 24-04-1996 18:30:33 (UTC)
  • 24-04-1996 20:30:33 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1290, 12.9440 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
Sefro MC 2 422 422
Serravalle di Chienti MC 6 1070 1492
Pioraco MC 7 1134 2626
Fiuminata MC 7 1402 4028
Muccia MC 10 915 4943
Camerino MC 10 6974 11917
Nocera Umbra PG 13 5839 17756
Pieve Torina MC 13 1458 19214
Castelraimondo MC 13 4587 23801
Pievebovigliana MC 14 866 24667
Esanatoglia MC 14 2034 26701
Matelica MC 15 9981 36682
Fiordimonte MC 16 202 36884
Monte Cavallo MC 16 145 37029
Gagliole MC 16 620 37649
Valtopina PG 17 1398 39047
Gualdo Tadino PG 17 15208 54255

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km NE of Foligno (57155 inhabitants)
45 Km E of Perugia (166134 inhabitants)
68 Km NE of Terni (111501 inhabitants)
72 Km SW of Ancona (100861 inhabitants)
80 Km S of Fano (60888 inhabitants)
81 Km NW of Teramo (54892 inhabitants)
87 Km S of Pesaro (94582 inhabitants)
94 Km E of Arezzo (99543 inhabitants)
94 Km NW of L'Aquila (69753 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 2.0 1996-04-24
18:30:33
43.129 12.944 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 244909
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1996-04-24 18:30:33 ± 0.307
Latitude 43.1290 ± 0.0139
Longitude 12.9440 ± 0.0298
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 244909

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) 2873.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 194
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) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00194
Epicentral distance of station farthest from the epicenter (degree) 0.00688
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:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 244909
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 20:51:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.MNS.Z. 1996-04-24T18:31:01.32 10.0 undecidable manual SG 194 0.7659 0.9 0
--.FB9.Z. 1996-04-24T18:30:54.58 10.0 undecidable manual SG 347 0.5661 0.36 0.2
--.MNS.Z. 1996-04-24T18:30:48.86 10.0 undecidable manual PG 194 0.7659 -0.32 0.5
--.ARV.Z. 1996-04-24T18:30:47.82 10.0 undecidable manual SG 359 0.3663 0.22 0.4
--.FB9.Z. 1996-04-24T18:30:45.51 10.0 undecidable manual PG 347 0.5661 -0.09 1.2
--.ASS.Z. 1996-04-24T18:30:43.40 10.0 undecidable manual SG 252 0.2109 0.13 0.5
--.ARV.Z. 1996-04-24T18:30:41.75 10.0 negative manual PG 359 0.3663 -0.03 2.7
--.ASS.Z. 1996-04-24T18:30:38.97 10.0 positive manual PG 252 0.2109 -0.1 2.5
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