Earthquake with magnitude of ML 0.8 on date 16-02-2009 and time 21:09:38 (Italy) in region 2 km NE Pescasseroli (AQ)

A magnitude ML 0.8 earthquake occured in region: 2 km NE Pescasseroli (AQ), on

  • 16-02-2009 20:09:38 (UTC)
  • 16-02-2009 21:09:38 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.8190, 13.8080 at 5 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
Pescasseroli AQ 2 2203 2203
Opi AQ 5 420 2623
Villetta Barrea AQ 11 653 3276
Scanno AQ 11 1847 5123
San Donato Val di Comino FR 12 2107 7230
Bisegna AQ 12 223 7453
Civitella Alfedena AQ 13 296 7749
Villalago AQ 13 568 8317
Campoli Appennino FR 14 1725 10042
Pescosolido FR 15 1555 11597
Alvito FR 15 2713 14310
Villavallelonga AQ 16 919 15229
Lecce nei Marsi AQ 16 1702 16931
Posta Fibreno FR 17 1139 18070
Barrea AQ 17 726 18796
Settefrati FR 17 728 19524
Vicalvi FR 18 783 20307
Gallinaro FR 18 1269 21576
Gioia dei Marsi AQ 18 1989 23565
Rocca Pia AQ 19 178 23743
Broccostella FR 19 2741 26484
Sora FR 19 26144 52628
Anversa degli Abruzzi AQ 20 341 52969
Fontechiari FR 20 1303 54272
Picinisco FR 20 1218 55490

Municipalities with at least 50000 inhabitants

An earthquake occurred to
66 Km SW of Chieti (51815 inhabitants)
68 Km SE of L'Aquila (69753 inhabitants)
79 Km SW of Pescara (121014 inhabitants)
82 Km SW of Montesilvano (53738 inhabitants)
85 Km E of Latina (125985 inhabitants)
85 Km E of Tivoli (56533 inhabitants)
87 Km E of Velletri (53303 inhabitants)
92 Km E of Guidonia Montecelio (88673 inhabitants)
94 Km NW of Caserta (76326 inhabitants)
94 Km S of Teramo (54892 inhabitants)
99 Km E of Aprilia (73446 inhabitants)
100 Km NW of Aversa (53047 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 1.6
ML 0.8
2009-02-16
20:09:38
41.819 13.808 5 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 744719
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-02-16 20:09:38 ± 0.17
Latitude 41.8190 ± 0.0054
Longitude 13.8080 ± 0.0097
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 744719

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 947
Semi-minor axis of confidence ellipse (meter) 316
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 236
Circular confidence region, given by single value of horizontal uncertainty (meter) 1000.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 249
Number of associated phases, regardless of their use for origin computation 7
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.14659
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 3
Magnitudes information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 744719
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:04:59

Md:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 744719
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:04:59
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GUMA.HHE. 2009-02-16T20:09:45.47 10.0 undecidable manual Pg 0 0 0
IV.VVLD.HHZ. 2009-02-16T20:09:44.08 0.3 undecidable manual Sg 290 16.2726 -0.116 73
IV.POFI.HHE. 2009-02-16T20:09:43.53 0.6 undecidable manual Sg 215 13.7751 0.157 49
IV.SDI.SHZ. 2009-02-16T20:09:42.71 0.3 undecidable manual Sg 179 12.0768 -0.118 74
IV.POFI.HHE. 2009-02-16T20:09:41.20 0.1 undecidable manual Pg 215 13.7751 -0.022 100
IV.VVLD.HHZ. 2009-02-16T20:09:41.81 0.3 undecidable manual Pg 290 16.2726 0.114 73
IV.SDI.SHZ. 2009-02-16T20:09:40.95 0.1 undecidable manual Pg 179 12.0768 0.043 100
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