Earthquake with magnitude of ML 1.8 on date 09-04-2009 and time 00:03:23 (Italy) in region 9 km E Pizzoli (AQ)

A magnitude ML 1.8 earthquake occured in region: 9 km E Pizzoli (AQ), on

  • 08-04-2009 22:03:23 (UTC)
  • 09-04-2009 00:03:23 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.4610, 13.4060 at 8 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 9 4326 4326
Barete AQ 10 737 5063
Capitignano AQ 11 665 5728
Campotosto AQ 11 542 6270
Crognaleto TE 12 1297 7567
L'Aquila AQ 12 69753 77320
Pietracamela TE 14 271 77591
Fano Adriano TE 15 296 77887
Cagnano Amiterno AQ 15 1369 79256
Montereale AQ 15 2581 81837
Scoppito AQ 16 3727 85564
Poggio Picenze AQ 19 1136 86700
Lucoli AQ 20 1011 87711
Fossa AQ 20 721 88432
Cortino TE 20 656 89088

Municipalities with at least 50000 inhabitants

An earthquake occurred to
12 Km N of L'Aquila (69753 inhabitants)
33 Km SW of Teramo (54892 inhabitants)
61 Km W of Montesilvano (53738 inhabitants)
63 Km E of Terni (111501 inhabitants)
64 Km W of Chieti (51815 inhabitants)
66 Km W of Pescara (121014 inhabitants)
75 Km NE of Tivoli (56533 inhabitants)
76 Km NE of Guidonia Montecelio (88673 inhabitants)
80 Km SE of Foligno (57155 inhabitants)
99 Km NE of Roma (2864731 inhabitants)
100 Km NE of Velletri (53303 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 2.1
ML 1.8
2009-04-08
22:03:23
42.461 13.406 9 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 776209
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-04-08 22:03:23 ± 0.08
Latitude 42.4610 ± 0.0045
Longitude 13.4060 ± 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 776209

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 599
Semi-minor axis of confidence ellipse (meter) 531
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 123
Circular confidence region, given by single value of horizontal uncertainty (meter) 860.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 80
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.38
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.79860
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 776209
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:41:21

Md:2.1

Field Value
Value 2.1
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 776209
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:41:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.STR3.BHN. 2009-04-08T22:04:33.93 10.0 undecidable manual Sg 0 0 0
IV.NRCA.HHZ. 2009-04-08T22:03:39.00 0.3 undecidable manual Sg 330 47.7189 0.116 69
IV.ASSB.HHN. 2009-04-08T22:03:38.27 0.3 undecidable manual Pg 317 88.6446 -0.276 62
IV.VCEL.EHZ. 2009-04-08T22:03:36.07 0.3 undecidable manual Sg 102 36.3414 0.217 69
IV.CESI.HHE. 2009-04-08T22:03:36.12 0.3 undecidable manual Pg 326 72.8715 0.01 68
IV.LNSS.HHN. 2009-04-08T22:03:35.40 0.3 undecidable manual Sg 298 33.8439 0.22 69
IV.FDMO.HHN. 2009-04-08T22:03:35.53 0.1 undecidable manual Pg 338 68.8755 0.034 90
IV.OFFI.HHN. 2009-04-08T22:03:34.44 0.1 undecidable manual Pg 23 57.2982 0.733 76
IV.PTQR.SHZ. 2009-04-08T22:03:33.91 10.0 undecidable manual Pg 0 0 0
IV.MNS.HHN. 2009-04-08T22:03:33.75 0.3 undecidable manual Pg 262 59.9955 -0.376 64
IV.NRCA.HHZ. 2009-04-08T22:03:31.94 0.3 undecidable manual Pg 330 47.7189 -0.29 67
IV.TERO.HHZ. 2009-04-08T22:03:31.25 0.3 undecidable manual Sg 42 24.1536 -0.755 60
IV.VCEL.EHZ. 2009-04-08T22:03:30.48 0.1 undecidable manual Pg 102 36.3414 0 96
IV.LNSS.HHN. 2009-04-08T22:03:29.88 0.3 undecidable manual Pg 298 33.8439 -0.205 70
IV.FIAM.HHZ. 2009-04-08T22:03:29.30 0.3 undecidable manual Pg 228 31.9458 -0.464 66
MN.AQU.HHE. 2009-04-08T22:03:28.25 0.1 undecidable manual Sg 182 11.9769 0.031 100
IV.T0104.EHE. 2009-04-08T22:03:28.46 0.3 undecidable manual Sg 206 12.5763 0.061 74
IV.CAMP.HHZ. 2009-04-08T22:03:27.62 0.3 undecidable manual Sg 1 8.2806 0.369 70
IV.TERO.HHZ. 2009-04-08T22:03:27.86 0.1 undecidable manual Pg 42 24.1536 -0.396 91
IV.T0104.EHE. 2009-04-08T22:03:26.36 0.3 undecidable manual Pg 206 12.5763 0.185 73
MN.AQU.HHE. 2009-04-08T22:03:26.16 0.1 undecidable manual Pg 182 11.9769 0.087 99
IV.CAMP.HHZ. 2009-04-08T22:03:25.90 0.1 undecidable manual Pg 1 8.2806 0.39 93
IV.STR3.BHN. 2009-04-08T22:03:15.27 10.0 undecidable manual Pg 0 0 0
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