Earthquake with magnitude of Md 2.0 on date 28-07-2004 and time 19:22:16 (Italy) in region 2 km S Cagnano Amiterno (AQ)

A magnitude Md 2.0 earthquake occured in region: 2 km S Cagnano Amiterno (AQ), on

  • 28-07-2004 17:22:16 (UTC)
  • 28-07-2004 19:22:16 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.4400, 13.2280 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
Cagnano Amiterno AQ 2 1369 1369
Barete AQ 5 737 2106
Pizzoli AQ 6 4326 6432
Scoppito AQ 8 3727 10159
Montereale AQ 10 2581 12740
Capitignano AQ 11 665 13405
Borbona RI 11 617 14022
Antrodoco RI 12 2588 16610
Micigliano RI 14 127 16737
Posta RI 14 694 17431
Borgo Velino RI 14 972 18403
Castel Sant'Angelo RI 17 1308 19711
L'Aquila AQ 17 69753 89464
Tornimparte AQ 18 3187 92651
Campotosto AQ 18 542 93193
Lucoli AQ 19 1011 94204

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km NW of L'Aquila (69753 inhabitants)
46 Km SW of Teramo (54892 inhabitants)
50 Km E of Terni (111501 inhabitants)
64 Km NE of Tivoli (56533 inhabitants)
64 Km NE of Guidonia Montecelio (88673 inhabitants)
72 Km SE of Foligno (57155 inhabitants)
76 Km W of Montesilvano (53738 inhabitants)
78 Km W of Chieti (51815 inhabitants)
81 Km W of Pescara (121014 inhabitants)
86 Km NE of Roma (2864731 inhabitants)
92 Km NE of Velletri (53303 inhabitants)
92 Km E of Viterbo (67173 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 2004-07-28
17:22:16
42.44 13.228 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 502009
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2004-07-28 17:22:16 ± 0.22
Latitude 42.4400 ± 0.0141
Longitude 13.2280 ± 0.0103
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 502009

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) 1784.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 221
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) 0.00138
Epicentral distance of station farthest from the epicenter (degree) 0.00469
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 4
Type of magnitude Md
Reference to an origin 502009
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 01:00:04
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.CERT.Z. 2004-07-28T17:22:35.54 10.0 undecidable manual SG 200 0.5217 0.35 0.4
--.PTQR.Z. 2004-07-28T17:22:32.10 10.0 undecidable manual SG 163 0.4329 -0.31 0.5
--.MNS.Z. 2004-07-28T17:22:31.78 10.0 undecidable manual SG 262 0.3996 0.3 0.6
--.CERT.Z. 2004-07-28T17:22:27.48 10.0 undecidable manual PG 200 0.5217 0.2 1.6
--.PTQR.Z. 2004-07-28T17:22:25.19 10.0 undecidable manual PG 163 0.4329 -0.49 0.6
--.MNS.Z. 2004-07-28T17:22:24.94 10.0 undecidable manual PG 262 0.3996 -0.2 1.8
--.AQU.Z. 2004-07-28T17:22:23.74 10.0 undecidable manual SG 123 0.1554 0.38 0.4
--.AQU.Z. 2004-07-28T17:22:20.64 10.0 undecidable manual PG 123 0.1554 0.19 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