Earthquake with magnitude of ML 1.0 on date 02-12-2005 and time 18:51:27 (Italy) in region 3 km NW Colonna (RM)

A magnitude ML 1.0 earthquake occured in region: 3 km NW Colonna (RM), on

  • 02-12-2005 17:51:27 (UTC)
  • 02-12-2005 18:51:27 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.8580, 12.7410 at 17 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
Colonna RM 3 4287 4287
Monte Porzio Catone RM 5 8693 12980
Monte Compatri RM 5 11978 24958
San Cesareo RM 6 15153 40111
Gallicano nel Lazio RM 7 6334 46445
Rocca Priora RM 7 11962 58407
Frascati RM 8 22087 80494
Zagarolo RM 8 17843 98337
Grottaferrata RM 10 20327 118664
Rocca di Papa RM 11 17034 135698
Marino RM 12 43026 178724
Palestrina RM 13 21672 200396
Tivoli RM 13 56533 256929
Castel San Pietro Romano RM 13 902 257831
San Gregorio da Sassola RM 13 1619 259450
Ciampino RM 13 38412 297862
Poli RM 13 2418 300280
Casape RM 13 744 301024
Castel Gandolfo RM 14 8997 310021
Labico RM 15 6379 316400
Nemi RM 15 1943 318343
Albano Laziale RM 16 41715 360058
Guidonia Montecelio RM 16 88673 448731
Ariccia RM 16 19407 468138
Lariano RM 16 13432 481570
Cave RM 17 11287 492857
Castel Madama RM 17 7399 500256
Rocca di Cave RM 17 377 500633
Valmontone RM 17 15959 516592
Genzano di Roma RM 17 23970 540562
Capranica Prenestina RM 18 351 540913
Fonte Nuova RM 18 32562 573475
Pisoniano RM 19 770 574245
San Polo dei Cavalieri RM 19 2992 577237
Velletri RM 19 53303 630540
Marcellina RM 19 7280 637820
Genazzano RM 19 6036 643856
Artena RM 20 14276 658132
Sant'Angelo Romano RM 20 5018 663150
Lanuvio RM 20 13632 676782

Municipalities with at least 50000 inhabitants

An earthquake occurred to
13 Km SW of Tivoli (56533 inhabitants)
16 Km S of Guidonia Montecelio (88673 inhabitants)
19 Km N of Velletri (53303 inhabitants)
22 Km E of Roma (2864731 inhabitants)
29 Km NE of Pomezia (62966 inhabitants)
30 Km N of Aprilia (73446 inhabitants)
43 Km E of Fiumicino (78395 inhabitants)
45 Km NW of Latina (125985 inhabitants)
46 Km N of Anzio (54211 inhabitants)
77 Km SW of L'Aquila (69753 inhabitants)
79 Km S of Terni (111501 inhabitants)
81 Km SE of Viterbo (67173 inhabitants)
83 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 1.8
ML 1.0
2005-12-02
17:51:27
41.858 12.741 17 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 542859
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2005-12-02 17:51:27 ± 0.33
Latitude 41.8580 ± 0.0153
Longitude 12.7410 ± 0.0169
Depth (km) 17 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 542859

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1593
Semi-minor axis of confidence ellipse (meter) 1188
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 262
Circular confidence region, given by single value of horizontal uncertainty (meter) 2202.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 165
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.42
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.77701
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 5
Magnitudes information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.0
Num. used stations
Type of magnitude ML
Reference to an origin 542859
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 10:28:32

Md:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 542859
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 10:28:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LNSS.BHZ. 2005-12-02T17:51:55.04 0.1 undecidable manual Sg 16 86.247 0.101 46
IV.VVLD.EHE. 2005-12-02T17:51:50.61 10.0 undecidable manual Pg 0 0 0
IV.MNS.BHE. 2005-12-02T17:51:46.44 0.1 undecidable manual Sg 355 58.7967 -0.385 45
IV.GUAR.EHZ. 2005-12-02T17:51:43.81 0.1 undecidable manual Sg 98 47.7189 0.198 48
IV.LNSS.BHZ. 2005-12-02T17:51:42.47 0.1 undecidable manual Pg 16 86.247 -0.324 87
IV.ESLN.BHN. 2005-12-02T17:51:41.33 10.0 undecidable manual Pg 0 0 0
IV.MNS.BHE. 2005-12-02T17:51:38.60 0.1 undecidable manual Pg 355 58.7967 0.365 92
IV.DOI.SHZ. 2005-12-02T17:51:36.75 10.0 undecidable manual Pg 0 0 0
IV.CERT.HHN. 2005-12-02T17:51:36.46 0.1 undecidable manual Sg 63 22.3554 -0.01 52
IV.GUAR.EHZ. 2005-12-02T17:51:36.01 0.1 undecidable manual Pg 98 47.7189 -0.418 92
IV.RDP.BHZ. 2005-12-02T17:51:33.42 0.1 undecidable manual Sg 190 11.1777 -0.532 48
IV.CERT.HHN. 2005-12-02T17:51:32.71 0.1 undecidable manual Pg 63 22.3554 0.293 98
IV.RDP.BHZ. 2005-12-02T17:51:31.31 0.1 undecidable manual Pg 190 11.1777 0.304 100
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