Earthquake with magnitude of Md 2.2 on date 02-12-2001 and time 02:08:45 (Italy) in region 4 km NE Borbona (RI)

A magnitude Md 2.2 earthquake occured in region: 4 km NE Borbona (RI), on

  • 02-12-2001 01:08:45 (UTC)
  • 02-12-2001 02:08:45 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.53, 13.18 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 4 617 617
Montereale AQ 6 2581 3198
Posta RI 6 694 3892
Cagnano Amiterno AQ 9 1369 5261
Cittareale RI 10 482 5743
Capitignano AQ 11 665 6408
Barete AQ 13 737 7145
Micigliano RI 13 127 7272
Amatrice RI 14 2657 9929
Pizzoli AQ 15 4326 14255
Antrodoco RI 15 2588 16843
Campotosto AQ 16 542 17385
Borgo Velino RI 17 972 18357
Leonessa RI 18 2435 20792
Scoppito AQ 19 3727 24519
Accumoli RI 19 667 25186
Castel Sant'Angelo RI 19 1308 26494

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km NW of L'Aquila (69753 inhabitants)
43 Km E of Terni (111501 inhabitants)
46 Km W of Teramo (54892 inhabitants)
61 Km SE of Foligno (57155 inhabitants)
70 Km NE of Guidonia Montecelio (88673 inhabitants)
70 Km NE of Tivoli (56533 inhabitants)
80 Km W of Montesilvano (53738 inhabitants)
84 Km W of Chieti (51815 inhabitants)
86 Km W of Pescara (121014 inhabitants)
89 Km E of Viterbo (67173 inhabitants)
91 Km SE of Perugia (166134 inhabitants)
91 Km NE of Roma (2864731 inhabitants)
100 Km NE of Velletri (53303 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
Rev 1000 Md 2.2 2001-12-02
01:08:45
42.53 13.18 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 432309
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2001-12-02 01:08:45 ± 0.366
Latitude 42.53 ± 0.02
Longitude 13.18 ± 0.04
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 432309

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) 3797.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 145
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
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) 0.00219
Epicentral distance of station farthest from the epicenter (degree) 0.0085
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:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 5
Type of magnitude Md
Reference to an origin 432309
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 23:48:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.SDI.Z. 2001-12-02T01:09:18.74 10.0 undecidable manual SG 150 0.0085 0.93 0.2
--.ASS.Z. 2001-12-02T01:09:09.46 10.0 undecidable manual SG 324 0.0058 1.08 0.2
--.SDI.Z. 2001-12-02T01:09:05.48 10.0 undecidable manual PG 150 0.0085 1.33 0.2
--.ASS.Z. 2001-12-02T01:08:58.45 10.0 undecidable manual PG 324 0.0058 -0.25 1.3
--.MNS.Z. 2001-12-02T01:08:58.66 10.0 undecidable manual SG 248 0.0035 -1.33 0.1
--.NRCA.Z. 2001-12-02T01:08:57.26 10.0 undecidable manual SG 351 0.0027 0.09 0.6
--.MNS.Z. 2001-12-02T01:08:54.30 10.0 positive manual PG 248 0.0035 0.17 3.1
--.AQU.Z. 2001-12-02T01:08:53.67 10.0 undecidable manual SG 136 0.0022 -1.57 0.1
--.NRCA.Z. 2001-12-02T01:08:52.60 10.0 negative manual PG 351 0.0027 -0.17 3.1
--.AQU.Z. 2001-12-02T01:08:50.34 10.0 undecidable manual PG 136 0.0022 -0.77 0.9
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
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