Earthquake with magnitude of ML 1.2 on date 04-07-2009 and time 18:01:42 (UTC) in region 2 km NE Rocca di Cambio (AQ)

A magnitude ML 1.2 earthquake occured in region: 2 km NE Rocca di Cambio (AQ), on

  • 04-07-2009 18:01:42 (UTC)
  • 04-07-2009 20:01:42 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.2470, 13.5080 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.

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
Villa Sant'Angelo AQ 4 424 957
Rocca di Mezzo AQ 4 1526 2483
Sant'Eusanio Forconese AQ 5 394 2877
Ocre AQ 5 1167 4044
Fossa AQ 6 721 4765
Fagnano Alto AQ 6 418 5183
San Demetrio ne' Vestini AQ 6 1854 7037
Fontecchio AQ 8 369 7406
Poggio Picenze AQ 9 1136 8542
Prata d'Ansidonia AQ 9 496 9038
Barisciano AQ 11 1828 10866
Tione degli Abruzzi AQ 12 310 11176
Ovindoli AQ 13 1227 12403
San Pio delle Camere AQ 13 661 13064
Caporciano AQ 14 230 13294
L'Aquila AQ 15 69753 83047
Lucoli AQ 15 1011 84058
Carapelle Calvisio AQ 16 87 84145
Santo Stefano di Sessanio AQ 16 111 84256
Castelvecchio Calvisio AQ 17 153 84409
Secinaro AQ 18 359 84768
Tornimparte AQ 18 3187 87955
Calascio AQ 18 137 88092
Massa d'Albe AQ 18 1476 89568
Celano AQ 18 11017 100585
Navelli AQ 18 554 101139
Acciano AQ 19 327 101466
Aielli AQ 20 1475 102941

Municipalities with at least 50000 inhabitants

An earthquake occurred to
15 Km SE of L'Aquila (69753 inhabitants)
49 Km SW of Teramo (54892 inhabitants)
56 Km W of Chieti (51815 inhabitants)
61 Km SW of Montesilvano (53738 inhabitants)
63 Km W of Pescara (121014 inhabitants)
66 Km E of Tivoli (56533 inhabitants)
70 Km E of Guidonia Montecelio (88673 inhabitants)
79 Km E of Terni (111501 inhabitants)
87 Km NE of Velletri (53303 inhabitants)
93 Km E of Roma (2864731 inhabitants)
100 Km NE of Latina (125985 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 1.2
2009-07-04
18:01:42
42.247 13.508 10 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 916499
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-07-04 18:01:42 ± 0.13
Latitude 42.2470 ± 0.0054
Longitude 13.5080 ± 0.0085
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 916499

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 658
Semi-minor axis of confidence ellipse (meter) 544
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 48
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) 74
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 13
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.41818
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 916499
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 17:26:55

Md:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 916499
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 17:26:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LNSS.HHZ. 2009-07-04T18:02:04.01 10.0 undecidable manual Pg 0 0 0
IV.LPEL.HHZ. 2009-07-04T18:02:01.73 10.0 undecidable manual Pg 0 0 0
IV.TERO.HHZ. 2009-07-04T18:01:56.32 0.1 undecidable manual Sg 11 42.4242 -0.259 91
IV.INTR.HHE. 2009-07-04T18:01:56.43 0.1 undecidable manual Sg 128 41.8248 0.036 95
IV.FIAM.HHE. 2009-07-04T18:01:53.99 0.3 undecidable manual Sg 274 32.1456 0.165 71
IV.PTQR.SHZ. 2009-07-04T18:01:52.13 0.1 undecidable manual Sg 200 26.4513 -0.167 95
IV.SAN2.EHZ. 2009-07-04T18:01:52.08 0.1 undecidable manual Pg 337 46.4202 0.791 76
IV.INTR.HHE. 2009-07-04T18:01:50.73 0.1 undecidable manual Pg 128 41.8248 0.161 93
IV.TERO.HHZ. 2009-07-04T18:01:50.34 0.1 undecidable manual Pg 11 42.4242 -0.337 89
IV.T0104.EHZ. 2009-07-04T18:01:49.89 0.1 undecidable manual Sg 312 18.7701 -0.148 97
IV.VCEL.EHN. 2009-07-04T18:01:49.09 0.1 undecidable manual Pg 59 31.8459 0.049 96
IV.FIAM.HHE. 2009-07-04T18:01:48.98 0.1 undecidable manual Pg 274 32.1456 -0.105 95
IV.PTQR.SHZ. 2009-07-04T18:01:48.09 0.1 undecidable manual Pg 200 26.4513 -0.114 96
IV.T0104.EHZ. 2009-07-04T18:01:46.97 0.1 undecidable manual Pg 312 18.7701 0.069 98
MN.AQU.HHZ. 2009-07-04T18:01:46.23 0.1 undecidable manual Pg 324 14.7741 0.014 100
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