Earthquake with magnitude of ML 1.7 on date 13-02-2009 and time 18:37:39 (Italy) in region 8 km E Pizzoli (AQ)

A magnitude ML 1.7 earthquake occured in region: 8 km E Pizzoli (AQ), on

  • 13-02-2009 17:37:39 (UTC)
  • 13-02-2009 18:37:39 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.4700, 13.3890 at 9 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
Pizzoli AQ 8 4326 4326
Barete AQ 9 737 5063
Capitignano AQ 9 665 5728
Campotosto AQ 10 542 6270
Crognaleto TE 12 1297 7567
L'Aquila AQ 13 69753 77320
Montereale AQ 13 2581 79901
Cagnano Amiterno AQ 14 1369 81270
Pietracamela TE 15 271 81541
Scoppito AQ 15 3727 85268
Fano Adriano TE 15 296 85564
Amatrice RI 20 2657 88221
Cortino TE 20 656 88877

Municipalities with at least 50000 inhabitants

An earthquake occurred to
13 Km N of L'Aquila (69753 inhabitants)
33 Km SW of Teramo (54892 inhabitants)
62 Km E of Terni (111501 inhabitants)
63 Km W of Montesilvano (53738 inhabitants)
65 Km W of Chieti (51815 inhabitants)
68 Km W of Pescara (121014 inhabitants)
74 Km NE of Tivoli (56533 inhabitants)
75 Km NE of Guidonia Montecelio (88673 inhabitants)
78 Km SE of Foligno (57155 inhabitants)
98 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
Bulletin
Rev1000
Md 1.9
ML 1.7
2009-02-13
17:37:39
42.47 13.389 9 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 743769
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-02-13 17:37:39 ± 0.11
Latitude 42.4700 ± 0.0054
Longitude 13.3890 ± 0.0085
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 743769

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 694
Semi-minor axis of confidence ellipse (meter) 379
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 232
Circular confidence region, given by single value of horizontal uncertainty (meter) 922.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 123
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) 0.39
Epicentral distance of station closest to the epicenter (degree) 0.06745
Epicentral distance of station farthest from the epicenter (degree) 0.41639
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:1.7

Field Value
Value 1.7
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 743769
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:03:57

Md:1.9

Field Value
Value 1.9
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 743769
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:03:57
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHN. 2009-02-13T17:37:54.67 0.1 undecidable manual Sg 331 46.2204 -0.216 92
IV.VCEL.EHN. 2009-02-13T17:37:53.21 0.1 undecidable manual Sg 103 37.9287 0.527 87
IV.LNSS.HHN. 2009-02-13T17:37:51.19 0.1 undecidable manual Sg 298 32.1456 0.075 97
IV.FAGN.HHN. 2009-02-13T17:37:49.33 0.1 undecidable manual Sg 145 27.6501 -0.322 93
IV.TERO.HHN. 2009-02-13T17:37:48.04 0.1 undecidable manual Sg 46 24.4533 -0.544 88
IV.NRCA.HHN. 2009-02-13T17:37:48.10 0.1 positive manual Pg 331 46.2204 -0.316 90
IV.VCEL.EHN. 2009-02-13T17:37:47.46 0.1 undecidable manual Pg 103 37.9287 0.316 91
IV.LNSS.HHN. 2009-02-13T17:37:46.22 0.1 undecidable manual Pg 298 32.1456 -0.021 98
IV.FAGN.HHN. 2009-02-13T17:37:45.22 0.1 positive manual Pg 145 27.6501 -0.174 96
MN.AQU.HHZ. 2009-02-13T17:37:44.88 0.1 undecidable manual Sg 175 12.876 -0.093 100
IV.TERO.HHN. 2009-02-13T17:37:44.51 0.1 positive manual Pg 46 24.4533 -0.266 95
IV.CAMP.HHE. 2009-02-13T17:37:43.95 0.1 undecidable manual Sg 13 7.4814 0.38 95
IV.CAMP.HHE. 2009-02-13T17:37:42.43 0.1 positive manual Pg 13 7.4814 0.547 91
MN.AQU.HHZ. 2009-02-13T17:37:42.83 0.1 undecidable manual Pg 175 12.876 0.136 99
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