Earthquake with magnitude of Md 2.5 on date 17-06-1993 and time 21:06:39 (Italy) in region 7 km E Monteleone di Spoleto (PG)

A magnitude Md 2.5 earthquake occured in region: 7 km E Monteleone di Spoleto (PG), on

  • 17-06-1993 19:06:39 (UTC)
  • 17-06-1993 21:06:39 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6440, 13.0400 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
Monteleone di Spoleto PG 7 599 599
Cascia PG 9 3217 3816
Cittareale RI 10 482 4298
Leonessa RI 11 2435 6733
Poggiodomo PG 11 117 6850
Posta RI 14 694 7544
Borbona RI 16 617 8161
Polino TR 17 233 8394
Norcia PG 17 4957 13351
Accumoli RI 18 667 14018
Scheggino PG 19 461 14479
Sant'Anatolia di Narco PG 19 564 15043

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km E of Terni (111501 inhabitants)
44 Km NW of L'Aquila (69753 inhabitants)
44 Km SE of Foligno (57155 inhabitants)
54 Km W of Teramo (54892 inhabitants)
74 Km SE of Perugia (166134 inhabitants)
76 Km NE of Guidonia Montecelio (88673 inhabitants)
78 Km N of Tivoli (56533 inhabitants)
81 Km E of Viterbo (67173 inhabitants)
92 Km W of Montesilvano (53738 inhabitants)
95 Km NE of Roma (2864731 inhabitants)
98 Km W of Chieti (51815 inhabitants)
98 Km W of Pescara (121014 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 1993-06-17
19:06:39
42.644 13.04 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 187589
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1993-06-17 19:06:39 ± 0.216
Latitude 42.6440 ± 0.0099
Longitude 13.0400 ± 0.0195
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 187589

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) 1938.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 141
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
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) 0.00332
Epicentral distance of station farthest from the epicenter (degree) 0.00979
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 3
Type of magnitude Md
Reference to an origin 187589
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:56:15
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.ARV.Z. 1993-06-17T19:07:09.82 10.0 undecidable manual SG 355 0.8547 0.25 0.5
--.SDI.Z. 1993-06-17T19:07:02.17 10.0 undecidable manual PN 148 1.0878 1.1 0.2
--.ASS.Z. 1993-06-17T19:06:57.48 10.0 undecidable manual SG 326 0.4995 -0.8 0.2
--.ARV.Z. 1993-06-17T19:06:56.44 10.0 undecidable manual PG 355 0.8547 -0.3 1.2
--.AQU.Z. 1993-06-17T19:06:53.99 10.0 undecidable manual SG 137 0.3885 -0.49 0.4
--.MNS.Z. 1993-06-17T19:06:53.17 10.0 undecidable manual SG 225 0.3663 -0.4 0.5
--.ASS.Z. 1993-06-17T19:06:50.48 10.0 undecidable manual PG 326 0.4995 0.27 1.5
--.MNS.Z. 1993-06-17T19:06:47.54 10.0 positive manual PG 225 0.3663 0.05 3.5
--.AQU.Z. 1993-06-17T19:06:47.45 10.0 undecidable manual PG 137 0.3885 -0.57 0.9
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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