Earthquake with magnitude of Md 2.2 on date 02-12-2001 and time 16:59:47 (Italy) in region 2 km W Borbona (RI)

A magnitude Md 2.2 earthquake occured in region: 2 km W Borbona (RI), on

  • 02-12-2001 15:59:47 (UTC)
  • 02-12-2001 16:59:47 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.51, 13.11 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 2 617 617
Posta RI 2 694 1311
Micigliano RI 8 127 1438
Antrodoco RI 10 2588 4026
Cagnano Amiterno AQ 11 1369 5395
Montereale AQ 11 2581 7976
Borgo Velino RI 12 972 8948
Cittareale RI 13 482 9430
Leonessa RI 14 2435 11865
Castel Sant'Angelo RI 14 1308 13173
Barete AQ 15 737 13910
Capitignano AQ 16 665 14575
Pizzoli AQ 17 4326 18901
Cantalice RI 18 2755 21656
Poggio Bustone RI 19 2055 23711
Cittaducale RI 19 6828 30539
Scoppito AQ 19 3727 34266
Amatrice RI 20 2657 36923

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km NW of L'Aquila (69753 inhabitants)
39 Km E of Terni (111501 inhabitants)
52 Km W of Teramo (54892 inhabitants)
60 Km SE of Foligno (57155 inhabitants)
65 Km NE of Guidonia Montecelio (88673 inhabitants)
66 Km NE of Tivoli (56533 inhabitants)
83 Km E of Viterbo (67173 inhabitants)
85 Km W of Montesilvano (53738 inhabitants)
86 Km NE of Roma (2864731 inhabitants)
88 Km W of Chieti (51815 inhabitants)
89 Km SE of Perugia (166134 inhabitants)
91 Km W of Pescara (121014 inhabitants)
95 Km N 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
15:59:47
42.51 13.11 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 432379
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2001-12-02 15:59:47 ± 0.293
Latitude 42.51 ± 0.02
Longitude 13.11 ± 0.03
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 432379

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) 2672.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 125
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) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00235
Epicentral distance of station farthest from the epicenter (degree) 0.00583
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:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 432379
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 23:48:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.ASS.Z. 2001-12-02T16:00:10.77 10.0 undecidable manual SG 329 0.0058 0.73 0.1
--.MNS.Z. 2001-12-02T16:00:00.70 10.0 undecidable manual SG 249 0.003 -0.06 0.6
--.ASS.Z. 2001-12-02T16:00:00.48 10.0 undecidable manual PG 329 0.0058 0.06 1.2
--.NRCA.Z. 2001-12-02T15:59:59.38 10.0 undecidable manual SG 0 0.0029 -0.28 0.5
--.AQU.Z. 2001-12-02T15:59:58.88 10.0 undecidable manual SG 125 0.0023 1.24 0
--.NRCA.Z. 2001-12-02T15:59:54.28 10.0 undecidable manual PG 0 0.0029 -0.14 1.5
--.MNS.Z. 2001-12-02T15:59:54.69 10.0 positive manual PG 249 0.003 -0.01 3.3
--.AQU.Z. 2001-12-02T15:59:52.69 10.0 undecidable manual PG 125 0.0023 -0.57 0.7
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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