Earthquake with magnitude of Md 2.6 on date 22-10-1996 and time 02:48:27 (Italy) in region 3 km NW Montereale (AQ)

A magnitude Md 2.6 earthquake occured in region: 3 km NW Montereale (AQ), on

  • 22-10-1996 00:48:27 (UTC)
  • 22-10-1996 02:48:27 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.54, 13.22 at 8 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
Montereale AQ 3 2581 2581
Capitignano AQ 7 665 3246
Borbona RI 8 617 3863
Cagnano Amiterno AQ 9 1369 5232
Cittareale RI 10 482 5714
Posta RI 10 694 6408
Amatrice RI 11 2657 9065
Barete AQ 12 737 9802
Campotosto AQ 13 542 10344
Pizzoli AQ 14 4326 14670
Micigliano RI 17 127 14797
Accumoli RI 17 667 15464
Antrodoco RI 18 2588 18052
Scoppito AQ 19 3727 21779

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km NW of L'Aquila (69753 inhabitants)
42 Km W of Teramo (54892 inhabitants)
47 Km E of Terni (111501 inhabitants)
62 Km SE of Foligno (57155 inhabitants)
73 Km NE of Guidonia Montecelio (88673 inhabitants)
73 Km NE of Tivoli (56533 inhabitants)
77 Km W of Montesilvano (53738 inhabitants)
81 Km W of Chieti (51815 inhabitants)
82 Km W of Pescara (121014 inhabitants)
92 Km SE of Perugia (166134 inhabitants)
92 Km E of Viterbo (67173 inhabitants)
94 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
Rev 1000 Md 2.6 1996-10-22
00:48:27
42.54 13.22 8 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 255239
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1996-10-22 00:48:27 ± 0.365
Latitude 42.54 ± 0.02
Longitude 13.22 ± 0.03
Depth (km) 8 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 255239

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) 3209.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 156
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
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) 0.00202
Epicentral distance of station farthest from the epicenter (degree) 0.01069
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

Md:2.6

Field Value
Value 2.6
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 255239
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 21:01:30
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.ARV.Z. 1996-10-22T00:49:02.90 10.0 undecidable manual SG 348 0.0087 1.73 0
--.SDI.Z. 1996-10-22T00:48:59.56 10.0 undecidable manual SG 152 0.0084 -0.6 0.4
--.ASS.Z. 1996-10-22T00:48:50.88 10.0 undecidable manual SG 321 0.0059 -0.3 0.6
--.FB9.Z. 1996-10-22T00:48:50.90 10.0 negative manual PN 344 0.0107 -0.2 2.2
--.SDI.Z. 1996-10-22T00:48:47.53 10.0 negative manual PG 152 0.0084 1.18 0.7
--.PQ9.Z. 1996-10-22T00:48:46.63 10.0 undecidable manual SG 165 0.0048 -0.57 0.5
--.ARV.Z. 1996-10-22T00:48:46.69 10.0 undecidable manual PG 348 0.0087 -0.25 1.2
--.MNS.Z. 1996-10-22T00:48:44.29 10.0 undecidable manual SG 248 0.0038 0.7 0.4
--.ASS.Z. 1996-10-22T00:48:40.85 10.0 negative manual PG 321 0.0059 -0.32 2.9
--.PQ9.Z. 1996-10-22T00:48:37.59 10.0 undecidable manual PG 165 0.0048 -1.28 0.3
--.MNS.Z. 1996-10-22T00:48:36.91 10.0 undecidable manual PG 248 0.0038 0.12 1.6
--.AQU.Z. 1996-10-22T00:48:36.92 10.0 undecidable manual SG 144 0.002 0.05 0.6
--.AQU.Z. 1996-10-22T00:48:33.20 10.0 undecidable manual PG 144 0.002 0.11 1.6
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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