Earthquake with magnitude of ML 1.3 on date 09-04-2009 and time 00:38:26 (Italy) in region 2 km SE Rocca di Cambio (AQ)

A magnitude ML 1.3 earthquake occured in region: 2 km SE Rocca di Cambio (AQ), on

  • 08-04-2009 22:38:26 (UTC)
  • 09-04-2009 00:38:26 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.2300, 13.5070 at 6 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
Rocca di Cambio AQ 2 533 533
Rocca di Mezzo AQ 3 1526 2059
Villa Sant'Angelo AQ 5 424 2483
Fagnano Alto AQ 6 418 2901
Ocre AQ 7 1167 4068
Sant'Eusanio Forconese AQ 7 394 4462
Fossa AQ 7 721 5183
San Demetrio ne' Vestini AQ 8 1854 7037
Fontecchio AQ 8 369 7406
Prata d'Ansidonia AQ 10 496 7902
Poggio Picenze AQ 11 1136 9038
Ovindoli AQ 11 1227 10265
Tione degli Abruzzi AQ 11 310 10575
Barisciano AQ 13 1828 12403
Caporciano AQ 14 230 12633
San Pio delle Camere AQ 14 661 13294
Lucoli AQ 16 1011 14305
L'Aquila AQ 16 69753 84058
Massa d'Albe AQ 16 1476 85534
Celano AQ 16 11017 96551
Carapelle Calvisio AQ 17 87 96638
Secinaro AQ 17 359 96997
Santo Stefano di Sessanio AQ 17 111 97108
Castelvecchio Calvisio AQ 18 153 97261
Aielli AQ 18 1475 98736
Tornimparte AQ 18 3187 101923
Acciano AQ 18 327 102250
Navelli AQ 19 554 102804
Calascio AQ 19 137 102941
Magliano de' Marsi AQ 19 3690 106631
Gagliano Aterno AQ 20 254 106885
Cerchio AQ 20 1635 108520

Municipalities with at least 50000 inhabitants

An earthquake occurred to
16 Km SE of L'Aquila (69753 inhabitants)
51 Km SW of Teramo (54892 inhabitants)
56 Km W of Chieti (51815 inhabitants)
62 Km SW of Montesilvano (53738 inhabitants)
64 Km W of Pescara (121014 inhabitants)
65 Km E of Tivoli (56533 inhabitants)
69 Km E of Guidonia Montecelio (88673 inhabitants)
80 Km E of Terni (111501 inhabitants)
85 Km NE of Velletri (53303 inhabitants)
92 Km E of Roma (2864731 inhabitants)
98 Km NE of Latina (125985 inhabitants)
100 Km NE 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 1.8
ML 1.3
2009-04-08
22:38:26
42.23 13.507 6 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 776329
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-04-08 22:38:26 ± 0.22
Latitude 42.2300 ± 0.0054
Longitude 13.5070 ± 0.0085
Depth (km) 6 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 776329

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 761
Semi-minor axis of confidence ellipse (meter) 265
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 304
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) 143
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.06655
Epicentral distance of station farthest from the epicenter (degree) 0.29588
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.0
Num. used stations
Type of magnitude ML
Reference to an origin 776329
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:41:30

Md:1.8

Field Value
Value 1.8
Uncertainty 0.0
Num. used stations
Type of magnitude Md
Reference to an origin 776329
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:41:30
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VCEL.EHZ. 2009-04-08T22:38:38.12 0.6 undecidable manual Sg 56 32.8449 -0.389 45
IV.PTQR.SHZ. 2009-04-08T22:38:35.70 0.3 undecidable manual Sg 201 24.753 -0.038 73
IV.VCEL.EHZ. 2009-04-08T22:38:33.73 0.3 undecidable manual Pg 56 32.8449 0.13 71
.AQU.HHZ. 2009-04-08T22:38:32.65 0.3 undecidable manual Sg 328 16.1727 -0.281 70
IV.PTQR.SHZ. 2009-04-08T22:38:31.90 0.3 undecidable manual Pg 201 24.753 -0.102 72
IV.FAGN.HHZ. 2009-04-08T22:38:30.33 0.1 undecidable manual Sg 58 7.3815 0.054 100
.AQU.HHZ. 2009-04-08T22:38:30.77 0.3 undecidable manual Pg 328 16.1727 0.396 69
IV.FAGN.HHZ. 2009-04-08T22:38:28.89 0.1 undecidable manual Pg 58 7.3815 0.047 100
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