Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 18-03-2006 and time 15:47:59 (UTC) in region 2 km N Monte Porzio Catone (RM)

A magnitude ML 2.0 earthquake occured in region: 2 km N Monte Porzio Catone (RM), on

  • 18-03-2006 15:47:59 (UTC)
  • 18-03-2006 16:47:59 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.8330, 12.7120 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
Monte Porzio Catone RM 2 8693 8693
Colonna RM 3 4287 12980
Monte Compatri RM 3 11978 24958
Frascati RM 4 22087 47045
Grottaferrata RM 6 20327 67372
Rocca Priora RM 6 11962 79334
San Cesareo RM 8 15153 94487
Rocca di Papa RM 8 17034 111521
Marino RM 8 43026 154547
Ciampino RM 10 38412 192959
Zagarolo RM 10 17843 210802
Gallicano nel Lazio RM 10 6334 217136
Castel Gandolfo RM 11 8997 226133
Albano Laziale RM 12 41715 267848
Nemi RM 12 1943 269791
Ariccia RM 13 19407 289198
Genzano di Roma RM 14 23970 313168
Palestrina RM 15 21672 334840
Castel San Pietro Romano RM 15 902 335742
Lariano RM 15 13432 349174
Labico RM 15 6379 355553
Tivoli RM 16 56533 412086
Poli RM 16 2418 414504
San Gregorio da Sassola RM 16 1619 416123
Casape RM 17 744 416867
Lanuvio RM 17 13632 430499
Velletri RM 17 53303 483802
Valmontone RM 18 15959 499761
Cave RM 18 11287 511048
Guidonia Montecelio RM 19 88673 599721
Rocca di Cave RM 20 377 600098
Fonte Nuova RM 20 32562 632660
Artena RM 20 14276 646936

Municipalities with at least 50000 inhabitants

An earthquake occurred to
16 Km SW of Tivoli (56533 inhabitants)
17 Km NW of Velletri (53303 inhabitants)
19 Km S of Guidonia Montecelio (88673 inhabitants)
20 Km E of Roma (2864731 inhabitants)
25 Km NE of Pomezia (62966 inhabitants)
27 Km N of Aprilia (73446 inhabitants)
40 Km E of Fiumicino (78395 inhabitants)
43 Km N of Anzio (54211 inhabitants)
44 Km NW of Latina (125985 inhabitants)
81 Km SW of L'Aquila (69753 inhabitants)
81 Km S of Terni (111501 inhabitants)
81 Km E of Civitavecchia (52991 inhabitants)
82 Km SE of Viterbo (67173 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 2.0 		2006-03-18
15:47:59		 41.833 12.712 10 2014-10-21
12:27:13		 Bollettino Sismico Italiano INGV 557939
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2006-03-18 15:47:59 ± 0.06
Latitude 41.8330 ± 0.0054
Longitude 12.7120 ± 0.0060
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 557939

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 555
Semi-minor axis of confidence ellipse (meter) 404
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 282
Circular confidence region, given by single value of horizontal uncertainty (meter) 781.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 64
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.34
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.67989
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.4
Num. used stations
Type of magnitude ML
Reference to an origin 557939
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 10:43:54

Md:2.1

Field Value
Value 2.1
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 557939
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 10:43:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FAGN.EHZ. 2006-03-18T15:48:22.92 10.0 undecidable manual Pg 0 0 0
IV.VVLD.EHZ. 2006-03-18T15:48:22.24 0.1 undecidable manual Sg 87 75.4689 0.39 41
IV.PTQR.SHZ. 2006-03-18T15:48:18.42 0.1 undecidable manual Sg 70 60.5949 0.536 41
IV.TOLF.HHZ. 2006-03-18T15:48:18.42 0.1 undecidable manual Sg 294 64.0914 -0.39 42
IV.MNS.BHZ. 2006-03-18T15:48:18.81 0.3 undecidable manual Sg 358 61.2942 0.726 28
IV.GIUL.BHE. 2006-03-18T15:48:16.47 0.1 undecidable manual Sg 124 54.3012 0.252 44
IV.GUAR.EHN. 2006-03-18T15:48:15.05 0.1 undecidable manual Sg 95 49.8168 0.033 46
IV.VVLD.EHZ. 2006-03-18T15:48:11.86 0.1 undecidable manual Pg 87 75.4689 -0.345 83
IV.MNS.BHZ. 2006-03-18T15:48:10.37 0.1 undecidable manual Pg 358 61.2942 0.34 85
IV.TOLF.HHZ. 2006-03-18T15:48:10.29 0.1 undecidable manual Pg 294 64.0914 -0.163 88
IV.PTQR.SHZ. 2006-03-18T15:48:09.75 0.1 undecidable manual Pg 70 60.5949 -0.167 88
IV.FIAM.HHE. 2006-03-18T15:48:09.59 0.1 undecidable manual Pg 35 58.6968 -0.033 91
IV.CERT.HHZ. 2006-03-18T15:48:08.70 0.1 undecidable manual Sg 60 25.752 0.115 48
IV.GUAR.EHN. 2006-03-18T15:48:08.07 0.1 undecidable manual Pg 95 49.8168 -0.191 90
IV.GIUL.BHE. 2006-03-18T15:48:08.76 0.1 undecidable manual Pg 124 54.3012 -0.192 89
IV.ROM9.HHN. 2006-03-18T15:48:06.04 0.1 undecidable manual Sg 268 16.2726 0.383 46
IV.MTCE.BHZ. 2006-03-18T15:48:06.94 0.1 undecidable manual Sg 7 21.1677 -0.228 47
IV.LAV9.SHZ. 2006-03-18T15:48:05.36 10.0 undecidable manual Pg 0 0 0
IV.CERT.HHZ. 2006-03-18T15:48:04.37 0.1 undecidable manual Pg 60 25.752 -0.176 94
IV.ROM9.HHN. 2006-03-18T15:48:03.02 0.1 undecidable manual Pg 268 16.2726 0.163 96
IV.MA9.SHZ. 2006-03-18T15:48:03.07 0.1 undecidable manual Sg 212 8.1807 -0.469 45
IV.MTCE.BHZ. 2006-03-18T15:48:03.58 0.1 undecidable manual Pg 7 21.1677 -0.152 95
IV.RDP.BHZ. 2006-03-18T15:48:03.78 0.1 undecidable manual Sg 177 8.2806 0.222 48
IV.MA9.SHZ. 2006-03-18T15:48:01.62 0.1 undecidable manual Pg 212 8.1807 -0.013 100
IV.RDP.BHZ. 2006-03-18T15:48:01.91 0.1 undecidable manual Pg 177 8.2806 0.265 95
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