Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 18-04-2009 and time 12:15:48 (UTC) in region 6 km SE Pizzoli (AQ)

A magnitude ML 2.0 earthquake occured in region: 6 km SE Pizzoli (AQ), on

  • 18-04-2009 12:15:48 (UTC)
  • 18-04-2009 14:15:48 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.3900, 13.3240 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
Pizzoli AQ 6 4326 4326
Scoppito AQ 6 3727 8053
L'Aquila AQ 8 69753 77806
Barete AQ 8 737 78543
Lucoli AQ 11 1011 79554
Tornimparte AQ 11 3187 82741
Cagnano Amiterno AQ 11 1369 84110
Capitignano AQ 15 665 84775
Montereale AQ 16 2581 87356
Ocre AQ 17 1167 88523
Fossa AQ 17 721 89244
Campotosto AQ 19 542 89786
Poggio Picenze AQ 20 1136 90922
Sant'Eusanio Forconese AQ 20 394 91316

Municipalities with at least 50000 inhabitants

An earthquake occurred to
8 Km NW of L'Aquila (69753 inhabitants)
43 Km SW of Teramo (54892 inhabitants)
59 Km E of Terni (111501 inhabitants)
64 Km NE of Tivoli (56533 inhabitants)
66 Km NE of Guidonia Montecelio (88673 inhabitants)
69 Km W of Montesilvano (53738 inhabitants)
70 Km W of Chieti (51815 inhabitants)
74 Km W of Pescara (121014 inhabitants)
81 Km SE of Foligno (57155 inhabitants)
89 Km NE of Roma (2864731 inhabitants)
90 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 2.3
ML 2.0 		2009-04-18
12:15:48		 42.39 13.324 10 2014-10-21
12:27:13		 Bollettino Sismico Italiano INGV 817709
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-04-18 12:15:48 ± 0.08
Latitude 42.3900 ± 0.0036
Longitude 13.3240 ± 0.0061
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 817709

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 404
Semi-minor axis of confidence ellipse (meter) 287
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 71
Circular confidence region, given by single value of horizontal uncertainty (meter) 640.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 47
Number of associated phases, regardless of their use for origin computation 38
Number of defining phases 33
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.81479
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 17
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 817709
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 15:29:53

Md:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 817709
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 15:29:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ASSB.HHE. 2009-04-18T12:16:16.00 0.3 undecidable manual Sg 323 90.4428 0.299 63
IV.LPEL.HHZ. 2009-04-18T12:16:13.68 0.3 undecidable manual Sg 118 80.2641 0.696 57
IV.FDMO.HHE. 2009-04-18T12:16:11.93 0.1 undecidable manual Sg 345 74.2701 0.546 82
IV.SNTG.SHZ. 2009-04-18T12:16:10.35 10.0 undecidable manual Pg 0 0 0
IV.INTR.HHZ. 2009-04-18T12:16:09.36 0.3 undecidable manual Sg 131 63.5919 0.819 56
IV.VVLD.HHN. 2009-04-18T12:16:08.14 0.3 undecidable manual Sg 157 62.7927 -0.184 68
IV.CERT.HHN. 2009-04-18T12:16:06.09 0.3 undecidable manual Sg 210 56.3991 -0.539 64
IV.NRCA.SHZ. 2009-04-18T12:16:05.46 0.3 undecidable manual Sg 341 52.1034 -0.005 72
IV.MNS.HHZ. 2009-04-18T12:16:05.08 0.3 undecidable manual Sg 270 52.6029 -0.541 64
IV.ASSB.HHE. 2009-04-18T12:16:04.43 0.3 undecidable manual Pg 323 90.4428 0.091 66
IV.SDI.SHZ. 2009-04-18T12:16:04.34 0.6 undecidable manual Pg 152 85.4478 0.765 37
I1.MSCL.BHE. 2009-04-18T12:16:03.17 10.0 undecidable manual Pg 0 0 0
IV.VCEL.EHZ. 2009-04-18T12:16:02.98 0.1 undecidable manual Sg 89 42.3243 0.107 96
IV.PTQR.SHZ. 2009-04-18T12:16:02.46 0.1 undecidable manual Sg 171 41.3253 -0.138 96
IV.LPEL.HHZ. 2009-04-18T12:16:02.87 0.3 undecidable manual Pg 118 80.2641 0.101 67
IV.FDMO.HHE. 2009-04-18T12:16:01.96 0.3 undecidable manual Pg 345 74.2701 0.115 68
IV.INTR.HHZ. 2009-04-18T12:16:00.24 0.3 undecidable manual Pg 131 63.5919 0.034 70
IV.LNSS.HHZ. 2009-04-18T12:16:00.34 0.3 undecidable manual Sg 316 33.0447 -0.054 74
IV.VVLD.HHN. 2009-04-18T12:15:59.71 0.3 undecidable manual Pg 157 62.7927 -0.369 66
IV.TERO.HHZ. 2009-04-18T12:15:59.82 0.3 undecidable manual Sg 42 34.5432 -0.961 55
IV.NRCA.SHZ. 2009-04-18T12:15:58.55 0.3 undecidable manual Pg 341 52.1034 0.121 71
IV.MNS.HHZ. 2009-04-18T12:15:58.57 0.3 undecidable manual Pg 270 52.6029 0.052 71
IV.CERT.HHN. 2009-04-18T12:15:58.98 0.3 undecidable manual Pg 210 56.3991 -0.12 70
IV.FAGN.HHE. 2009-04-18T12:15:57.70 0.3 undecidable manual Sg 123 25.4523 -0.563 67
IV.FIAM.HHZ. 2009-04-18T12:15:57.13 0.3 undecidable manual Sg 231 21.6672 0.062 75
IV.PTQR.SHZ. 2009-04-18T12:15:56.75 0.3 undecidable manual Pg 171 41.3253 -0.024 73
SI.RISI.BHN. 2009-04-18T12:15:56.11 10.0 undecidable manual Pg 0 0 0
IV.VCEL.EHZ. 2009-04-18T12:15:56.74 0.3 undecidable manual Pg 89 42.3243 -0.194 71
IV.CAMP.HHZ. 2009-04-18T12:15:55.51 0.1 undecidable manual Sg 23 17.5713 -0.289 97
IV.LNSS.HHZ. 2009-04-18T12:15:55.56 0.3 undecidable manual Pg 316 33.0447 0.058 74
IV.TERO.HHZ. 2009-04-18T12:15:55.20 0.3 undecidable manual Pg 42 34.5432 -0.525 66
IV.FAGN.HHE. 2009-04-18T12:15:54.37 0.3 undecidable manual Pg 123 25.4523 0.101 74
IV.FIAM.HHZ. 2009-04-18T12:15:53.90 0.3 undecidable manual Pg 231 21.6672 0.319 71
IV.MCRV.HHN. 2009-04-18T12:15:53.45 10.0 undecidable manual Pg 0 0 0
MN.AQU.HHZ. 2009-04-18T12:15:53.14 0.3 undecidable manual Sg 122 7.5813 0.037 78
IV.CAMP.HHZ. 2009-04-18T12:15:52.97 0.1 undecidable manual Pg 23 17.5713 0.12 100
MN.AQU.HHZ. 2009-04-18T12:15:51.54 0.1 undecidable manual Pg 122 7.5813 0.248 99
IV.T0101.HLN. 2009-04-18T12:14:49.04 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