Earthquake with magnitude of Md 2.0 on date 10-11-1993 and time 03:22:53 (Italy) in region 5 km NE Borbona (RI)

A magnitude Md 2.0 earthquake occured in region: 5 km NE Borbona (RI), on

  • 10-11-1993 02:22:53 (UTC)
  • 10-11-1993 03:22:53 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.5520, 13.1640 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
Borbona RI 5 617 617
Posta RI 6 694 1311
Montereale AQ 7 2581 3892
Cittareale RI 7 482 4374
Cagnano Amiterno AQ 11 1369 5743
Capitignano AQ 12 665 6408
Amatrice RI 14 2657 9065
Micigliano RI 14 127 9192
Barete AQ 15 737 9929
Antrodoco RI 16 2588 12517
Leonessa RI 16 2435 14952
Pizzoli AQ 17 4326 19278
Campotosto AQ 17 542 19820
Accumoli RI 17 667 20487
Borgo Velino RI 18 972 21459

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km NW of L'Aquila (69753 inhabitants)
42 Km E of Terni (111501 inhabitants)
46 Km W of Teramo (54892 inhabitants)
59 Km SE of Foligno (57155 inhabitants)
71 Km NE of Guidonia Montecelio (88673 inhabitants)
72 Km NE of Tivoli (56533 inhabitants)
81 Km W of Montesilvano (53738 inhabitants)
85 Km W of Chieti (51815 inhabitants)
87 Km W of Pescara (121014 inhabitants)
88 Km E of Viterbo (67173 inhabitants)
88 Km SE of Perugia (166134 inhabitants)
92 Km NE of Roma (2864731 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 1993-11-10
02:22:53
42.552 13.164 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 200029
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1993-11-10 02:22:53 ± 0.226
Latitude 42.5520 ± 0.0137
Longitude 13.1640 ± 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 200029

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) 2195.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 147
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) 0.00235
Epicentral distance of station farthest from the epicenter (degree) 0.00858
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 2
Type of magnitude Md
Reference to an origin 200029
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 20:08:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.ARV.Z. 1993-11-10T02:23:27.00 10.0 undecidable manual SG 350 0.9546 0.64 0.1
--.ASS.Z. 1993-11-10T02:23:16.37 10.0 undecidable manual SG 324 0.6327 0.5 0.3
--.ARV.Z. 1993-11-10T02:23:11.62 10.0 undecidable manual PG 350 0.9546 -0.91 0.3
--.MNS.Z. 1993-11-10T02:23:08.83 10.0 undecidable manual SG 245 0.3885 0.65 0.4
--.ASS.Z. 1993-11-10T02:23:06.50 10.0 undecidable manual PG 324 0.6327 0.02 1.7
--.AQU.Z. 1993-11-10T02:23:03.77 10.0 undecidable manual SG 138 0.2553 -0.29 0.6
--.MNS.Z. 1993-11-10T02:23:01.87 10.0 positive manual PG 245 0.3885 -0.17 3.3
--.AQU.Z. 1993-11-10T02:23:00.50 10.0 undecidable manual PG 138 0.2553 0.39 1.2
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