Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 29-04-2008 and time 16:17:59 (UTC) in region 4 km S Cittaducale (RI)

A magnitude ML 2.0 earthquake occured in region: 4 km S Cittaducale (RI), on

  • 29-04-2008 16:17:59 (UTC)
  • 29-04-2008 18:17:59 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.3510, 12.9380 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
Cittaducale RI 4 6828 6828
Concerviano RI 5 291 7119
Belmonte in Sabina RI 5 636 7755
Rocca Sinibalda RI 9 815 8570
Rieti RI 9 47698 56268
Longone Sabino RI 9 597 56865
Castel Sant'Angelo RI 9 1308 58173
Torricella in Sabina RI 11 1342 59515
Borgo Velino RI 12 972 60487
Petrella Salto RI 12 1197 61684
Montenero Sabino RI 13 299 61983
Poggio San Lorenzo RI 13 589 62572
Monte San Giovanni in Sabina RI 13 714 63286
Cantalice RI 13 2755 66041
Antrodoco RI 14 2588 68629
Varco Sabino RI 14 187 68816
Monteleone Sabino RI 15 1224 70040
Micigliano RI 15 127 70167
Castel di Tora RI 15 288 70455
Colle di Tora RI 15 372 70827
Casaprota RI 16 744 71571
Contigliano RI 16 3783 75354
Marcetelli RI 16 89 75443
Frasso Sabino RI 17 743 76186
Poggio Moiano RI 17 2751 78937
Poggio Bustone RI 17 2055 80992
Ascrea RI 18 234 81226
Greccio RI 18 1558 82784
Fiamignano RI 18 1413 84197
Paganico Sabino RI 19 172 84369
Salisano RI 19 567 84936
Poggio Nativo RI 19 2622 87558
Mompeo RI 19 530 88088
Rivodutri RI 20 1253 89341

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km SE of Terni (111501 inhabitants)
38 Km W of L'Aquila (69753 inhabitants)
43 Km NE of Guidonia Montecelio (88673 inhabitants)
45 Km N of Tivoli (56533 inhabitants)
63 Km NE of Roma (2864731 inhabitants)
69 Km E of Viterbo (67173 inhabitants)
70 Km S of Foligno (57155 inhabitants)
72 Km W of Teramo (54892 inhabitants)
75 Km N of Velletri (53303 inhabitants)
84 Km NE of Pomezia (62966 inhabitants)
86 Km NE of Fiumicino (78395 inhabitants)
87 Km N of Aprilia (73446 inhabitants)
95 Km SE of Perugia (166134 inhabitants)
98 Km N of Latina (125985 inhabitants)
98 Km E of Civitavecchia (52991 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 		2008-04-29
16:17:59		 42.351 12.938 10 2014-10-21
12:27:13		 Bollettino Sismico Italiano INGV 687789
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2008-04-29 16:17:59 ± 0.18
Latitude 42.3510 ± 0.0054
Longitude 12.9380 ± 0.0097
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 687789

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 756
Semi-minor axis of confidence ellipse (meter) 548
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 255
Circular confidence region, given by single value of horizontal uncertainty (meter) 1000.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 109
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.51
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.82738
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.6
Num. used stations
Type of magnitude ML
Reference to an origin 687789
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 13:02:01

Md:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 687789
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 13:02:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ORI.EHN. 2008-04-29T16:18:34.97 10.0 undecidable manual Pg 0 0 0
IV.MURB.HHN. 2008-04-29T16:18:33.44 10.0 undecidable manual Sg 0 0 0
IV.MGAB.HHE. 2008-04-29T16:18:28.26 0.6 undecidable manual Sg 313 91.8414 1.111 31
IV.PIEI.HHN. 2008-04-29T16:18:24.82 10.0 undecidable manual Pg 0 0 0
IV.FDMO.HHZ. 2008-04-29T16:18:23.68 0.1 undecidable manual Sg 9 77.0673 0.461 83
IV.CESI.HHZ. 2008-04-29T16:18:22.36 0.1 undecidable manual Sg 358 72.6717 0.322 86
IV.SDI.SHZ. 2008-04-29T16:18:20.36 10.0 undecidable manual Pg 0 0 0
IV.MURB.HHN. 2008-04-29T16:18:20.14 10.0 undecidable manual Pg 0 0 0
IV.TERO.HHE. 2008-04-29T16:18:19.17 0.3 undecidable manual Sg 61 62.2932 -0.111 69
IV.NRCA.SHZ. 2008-04-29T16:18:17.18 0.3 undecidable manual Sg 15 55.5 -0.28 67
IV.MGAB.HHE. 2008-04-29T16:18:16.01 0.1 undecidable manual Pg 313 91.8414 0.367 82
IV.VVLD.HHZ. 2008-04-29T16:18:14.77 0.3 undecidable manual Pg 133 77.6667 1.303 43
IV.CAMP.HHE. 2008-04-29T16:18:14.47 0.3 undecidable manual Sg 62 43.7229 0.15 71
IV.CERT.HHZ. 2008-04-29T16:18:14.42 0.3 undecidable manual Sg 175 44.7219 -0.158 70
IV.GUAR.HHE. 2008-04-29T16:18:12.82 0.3 undecidable manual Pg 153 68.9754 0.692 58
MN.AQU.HHZ. 2008-04-29T16:18:12.81 0.3 undecidable manual Sg 89 38.0286 -0.003 74
IV.MTCE.HHZ. 2008-04-29T16:18:12.96 0.6 undecidable manual Sg 204 39.7269 -0.299 46
IV.FDMO.HHZ. 2008-04-29T16:18:12.84 0.3 undecidable manual Pg 9 77.0673 -0.535 61
IV.CESI.HHZ. 2008-04-29T16:18:12.37 0.1 undecidable manual Pg 358 72.6717 -0.321 86
IV.LNSS.HHE. 2008-04-29T16:18:10.14 0.3 undecidable manual Sg 17 29.2485 -0.308 70
IV.TERO.HHE. 2008-04-29T16:18:10.86 0.1 undecidable manual Pg 61 62.2932 -0.243 89
IV.PTQR.SHZ. 2008-04-29T16:18:09.97 0.3 undecidable manual Pg 134 52.7028 0.348 67
IV.NRCA.SHZ. 2008-04-29T16:18:09.49 0.1 undecidable manual Pg 15 55.5 -0.561 84
IV.CAMP.HHE. 2008-04-29T16:18:08.32 0.1 undecidable manual Pg 62 43.7229 0.084 95
IV.MTCE.HHZ. 2008-04-29T16:18:07.36 0.1 undecidable manual Pg 204 39.7269 -0.265 93
IV.CERT.HHZ. 2008-04-29T16:18:07.87 0.1 undecidable manual Pg 175 44.7219 -0.515 87
MN.AQU.HHZ. 2008-04-29T16:18:07.28 0.3 undecidable manual Pg 89 38.0286 -0.084 72
IV.FIAM.HHN. 2008-04-29T16:18:06.92 0.3 undecidable manual Sg 122 17.3715 0.068 75
IV.LNSS.HHE. 2008-04-29T16:18:05.93 0.3 undecidable manual Pg 17 29.2485 -0.072 74
IV.FIAM.HHN. 2008-04-29T16:18:04.01 0.1 undecidable manual Pg 122 17.3715 0.086 100
IV.FAGN.BHE. 2008-04-29T16:18:00.96 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
Waveforms Seismic signals in miniseed + resp format Download