Earthquake with magnitude of Md 2.4 on date 26-08-2001 and time 06:05:07 (Italy) in region SW Antrodoco (RI)

A magnitude Md 2.4 earthquake occured in region: SW Antrodoco (RI), on

  • 26-08-2001 04:05:07 (UTC)
  • 26-08-2001 06:05:07 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.42, 13.08 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
Antrodoco RI 0 2588 2588
Borgo Velino RI 2 972 3560
Micigliano RI 4 127 3687
Castel Sant'Angelo RI 5 1308 4995
Cittaducale RI 11 6828 11823
Borbona RI 12 617 12440
Posta RI 12 694 13134
Concerviano RI 13 291 13425
Cagnano Amiterno AQ 13 1369 14794
Petrella Salto RI 13 1197 15991
Cantalice RI 15 2755 18746
Scoppito AQ 16 3727 22473
Barete AQ 17 737 23210
Fiamignano RI 17 1413 24623
Rieti RI 18 47698 72321
Pizzoli AQ 18 4326 76647
Longone Sabino RI 18 597 77244
Montereale AQ 18 2581 79825
Poggio Bustone RI 18 2055 81880
Belmonte in Sabina RI 19 636 82516
Leonessa RI 19 2435 84951
Rocca Sinibalda RI 20 815 85766
Varco Sabino RI 20 187 85953

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km W of L'Aquila (69753 inhabitants)
39 Km E of Terni (111501 inhabitants)
54 Km NE of Guidonia Montecelio (88673 inhabitants)
55 Km NE of Tivoli (56533 inhabitants)
58 Km W of Teramo (54892 inhabitants)
67 Km SE of Foligno (57155 inhabitants)
76 Km NE of Roma (2864731 inhabitants)
80 Km E of Viterbo (67173 inhabitants)
85 Km N of Velletri (53303 inhabitants)
89 Km W of Montesilvano (53738 inhabitants)
90 Km W of Chieti (51815 inhabitants)
93 Km W of Pescara (121014 inhabitants)
95 Km SE of Perugia (166134 inhabitants)
96 Km NE of Pomezia (62966 inhabitants)
98 Km NE of Aprilia (73446 inhabitants)
100 Km NE of Fiumicino (78395 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 2.4 2001-08-26
04:05:07
42.42 13.08 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 426659
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2001-08-26 04:05:07 ± 0.065
Latitude 42.42 ± 0.00
Longitude 13.08 ± 0.01
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 426659

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) 660.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 159
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) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00219
Epicentral distance of station farthest from the epicenter (degree) 0.00639
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:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 426659
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 23:42:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.ASS.Z. 2001-08-26T04:05:32.97 10.0 undecidable manual SG 334 0.0064 0.06 0.3
--.NRCA.Z. 2001-08-26T04:05:23.37 10.0 undecidable manual SG 3 0.0037 0.08 0.4
--.ASS.Z. 2001-08-26T04:05:22.17 10.0 positive manual PG 334 0.0064 -0.19 0.7
--.MNS.Z. 2001-08-26T04:05:19.44 10.0 undecidable manual SG 264 0.0026 0.11 0.4
--.AQU.Z. 2001-08-26T04:05:17.45 10.0 undecidable manual SG 104 0.0022 -0.36 0
--.NRCA.Z. 2001-08-26T04:05:16.93 10.0 negative manual PG 3 0.0037 0.12 1.7
--.MNS.Z. 2001-08-26T04:05:14.53 10.0 positive manual PG 264 0.0026 0.01 2.5
--.AQU.Z. 2001-08-26T04:05:13.73 10.0 negative manual PG 104 0.0022 0.08 2
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
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