Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 16-02-2009 and time 04:57:47 (Italy) in region 1 km E Pescasseroli (AQ)

A magnitude ML 1.5 earthquake occured in region: 1 km E Pescasseroli (AQ), on

  • 16-02-2009 03:57:47 (UTC)
  • 16-02-2009 04:57:47 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.8100, 13.8070 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.

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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 1 2203 2203
Opi AQ 4 420 2623
Villetta Barrea AQ 11 653 3276
San Donato Val di Comino FR 11 2107 5383
Scanno AQ 12 1847 7230
Civitella Alfedena AQ 12 296 7526
Bisegna AQ 13 223 7749
Campoli Appennino FR 13 1725 9474
Pescosolido FR 14 1555 11029
Villalago AQ 14 568 11597
Alvito FR 15 2713 14310
Posta Fibreno FR 16 1139 15449
Settefrati FR 16 728 16177
Villavallelonga AQ 16 919 17096
Barrea AQ 16 726 17822
Gallinaro FR 17 1269 19091
Lecce nei Marsi AQ 17 1702 20793
Vicalvi FR 17 783 21576
Broccostella FR 18 2741 24317
Picinisco FR 19 1218 25535
Gioia dei Marsi AQ 19 1989 27524
Sora FR 19 26144 53668
Fontechiari FR 19 1303 54971
Rocca Pia AQ 20 178 55149

Municipalities with at least 50000 inhabitants

An earthquake occurred to
67 Km SW of Chieti (51815 inhabitants)
69 Km SE of L'Aquila (69753 inhabitants)
80 Km SW of Pescara (121014 inhabitants)
83 Km SW of Montesilvano (53738 inhabitants)
84 Km E of Latina (125985 inhabitants)
85 Km E of Tivoli (56533 inhabitants)
86 Km E of Velletri (53303 inhabitants)
92 Km E of Guidonia Montecelio (88673 inhabitants)
93 Km NW of Caserta (76326 inhabitants)
95 Km S of Teramo (54892 inhabitants)
99 Km NW of Aversa (53047 inhabitants)
99 Km E of Aprilia (73446 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 1.9
ML 1.5 		2009-02-16
03:57:47		 41.81 13.807 10 2014-10-21
12:27:13		 Bollettino Sismico Italiano INGV 744409
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-02-16 03:57:47 ± 0.05
Latitude 41.8100 ± 0.0027
Longitude 13.8070 ± 0.0036
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 744409

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 300
Semi-minor axis of confidence ellipse (meter) 255
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 151
Circular confidence region, given by single value of horizontal uncertainty (meter) 424.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 128
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.10072
Epicentral distance of station farthest from the epicenter (degree) 0.48384
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 744409
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:04:39

Md:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 744409
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:04:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FAGN.HHE. 2009-02-16T03:58:04.96 0.6 undecidable manual Sg 340 53.7018 0.295 44
IV.LPEL.HHN. 2009-02-16T03:58:01.07 0.6 undecidable manual Sg 50 40.626 -0.102 47
IV.GUAR.HHN. 2009-02-16T03:58:01.21 0.3 undecidable manual Sg 268 40.9257 -0.032 72
IV.FAGN.HHE. 2009-02-16T03:57:57.46 0.6 undecidable manual Pg 340 53.7018 0.006 47
IV.INTR.HHZ. 2009-02-16T03:57:56.64 0.6 undecidable manual Sg 20 23.754 0.111 48
IV.LPEL.HHN. 2009-02-16T03:57:55.30 0.1 undecidable manual Pg 50 40.626 -0.138 93
IV.GUAR.HHN. 2009-02-16T03:57:55.43 0.6 undecidable manual Pg 268 40.9257 -0.048 48
IV.VVLD.HHE. 2009-02-16T03:57:54.14 0.3 undecidable manual Sg 294 16.5723 -0.151 73
IV.POFI.HHN. 2009-02-16T03:57:53.24 0.3 undecidable manual Sg 217 12.9759 -0.023 75
IV.SDI.SHZ. 2009-02-16T03:57:52.61 0.3 undecidable manual Sg 178 11.1777 -0.17 73
IV.INTR.HHZ. 2009-02-16T03:57:52.73 0.1 undecidable manual Pg 20 23.754 -0.026 99
IV.POFI.HHN. 2009-02-16T03:57:51.00 0.1 undecidable manual Pg 217 12.9759 0.129 98
IV.VVLD.HHE. 2009-02-16T03:57:51.45 0.1 undecidable manual Pg 294 16.5723 -0.014 100
IV.SDI.SHZ. 2009-02-16T03:57:50.80 0.1 undecidable manual Pg 178 11.1777 0.207 97
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