Earthquake with magnitude of ML 1.8 on date 22-10-2007 and time 02:07:58 (Italy) in region 3 km E Cittaducale (RI)

A magnitude ML 1.8 earthquake occured in region: 3 km E Cittaducale (RI), on

  • 22-10-2007 00:07:58 (UTC)
  • 22-10-2007 02:07:58 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.3900, 12.9840 at 9 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
Cittaducale RI 3 6828 6828
Castel Sant'Angelo RI 4 1308 8136
Borgo Velino RI 7 972 9108
Concerviano RI 7 291 9399
Antrodoco RI 9 2588 11987
Micigliano RI 9 127 12114
Rieti RI 10 47698 59812
Belmonte in Sabina RI 11 636 60448
Cantalice RI 11 2755 63203
Petrella Salto RI 13 1197 64400
Longone Sabino RI 13 597 64997
Rocca Sinibalda RI 14 815 65812
Poggio Bustone RI 15 2055 67867
Varco Sabino RI 17 187 68054
Torricella in Sabina RI 17 1342 69396
Rivodutri RI 18 1253 70649
Posta RI 18 694 71343
Contigliano RI 18 3783 75126
Fiamignano RI 18 1413 76539
Monte San Giovanni in Sabina RI 18 714 77253
Borbona RI 18 617 77870
Montenero Sabino RI 18 299 78169
Marcetelli RI 19 89 78258
Poggio San Lorenzo RI 19 589 78847
Greccio RI 19 1558 80405
Leonessa RI 19 2435 82840
Castel di Tora RI 19 288 83128
Morro Reatino RI 20 373 83501
Colle di Tora RI 20 372 83873

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km SE of Terni (111501 inhabitants)
34 Km W of L'Aquila (69753 inhabitants)
48 Km NE of Guidonia Montecelio (88673 inhabitants)
50 Km NE of Tivoli (56533 inhabitants)
66 Km W of Teramo (54892 inhabitants)
67 Km SE of Foligno (57155 inhabitants)
69 Km NE of Roma (2864731 inhabitants)
72 Km E of Viterbo (67173 inhabitants)
80 Km N of Velletri (53303 inhabitants)
89 Km NE of Pomezia (62966 inhabitants)
92 Km NE of Fiumicino (78395 inhabitants)
93 Km NE of Aprilia (73446 inhabitants)
93 Km SE of Perugia (166134 inhabitants)
97 Km W of Montesilvano (53738 inhabitants)
97 Km W of Chieti (51815 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
2007-10-22
00:07:58
42.39 12.984 9 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 658629
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2007-10-22 00:07:58 ± 0.08
Latitude 42.3900 ± 0.0045
Longitude 12.9840 ± 0.0061
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 658629

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 444
Semi-minor axis of confidence ellipse (meter) 379
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 51
Circular confidence region, given by single value of horizontal uncertainty (meter) 707.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 128
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.61783
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 658629
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 12:30:29

Md:2.1

Field Value
Value 2.1
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 658629
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 12:30:29
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CESI.BHE. 2007-10-22T00:08:19.53 0.6 undecidable manual Sg 355 68.5758 0.175 44
IV.CESI.BHE. 2007-10-22T00:08:10.63 0.1 undecidable manual Pg 355 68.5758 0.282 86
IV.PTQR.SHZ. 2007-10-22T00:08:08.22 0.1 undecidable manual Pg 140 53.2023 0.232 90
IV.FAGN.BHE. 2007-10-22T00:08:07.30 0.1 undecidable manual Pg 105 51.1155 -0.354 88
IV.MNS.BHZ. 2007-10-22T00:08:07.02 0.1 undecidable manual Sg 269 24.8529 -0.135 96
IV.LNSS.BHE. 2007-10-22T00:08:06.86 0.1 undecidable manual Sg 11 24.0537 -0.063 98
IV.FIAM.HHZ. 2007-10-22T00:08:04.77 0.1 undecidable manual Sg 141 17.3715 0.006 100
IV.AQU.SHZ. 2007-10-22T00:08:04.80 0.1 undecidable manual Pg 96 34.5432 -0.297 91
IV.LNSS.BHE. 2007-10-22T00:08:03.19 0.1 undecidable manual Pg 11 24.0537 0.02 99
IV.MNS.BHZ. 2007-10-22T00:08:03.28 0.1 undecidable manual Pg 269 24.8529 -0.024 98
IV.FIAM.HHZ. 2007-10-22T00:08:02.18 0.1 undecidable manual Pg 141 17.3715 0.256 95
IV.SBPO.BHZ. 2007-10-22T00:07:44.58 10.0 undecidable manual Pg 0 0 0
IV.DGI.BHE. 2007-10-22T00:07:37.74 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