Earthquake with magnitude of Md 2.1 on date 27-11-2003 and time 06:05:10 (UTC) in region 2 km SW Monterosi (VT)

A magnitude Md 2.1 earthquake occured in region: 2 km SW Monterosi (VT), on

  • 27-11-2003 06:05:10 (UTC)
  • 27-11-2003 07:05:10 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.1830, 12.2970 at 5 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
Monterosi VT 2 4448 4448
Trevignano Romano RM 5 5725 10173
Nepi VT 8 9687 19860
Campagnano di Roma RM 9 11571 31431
Mazzano Romano RM 9 3165 34596
Sutri VT 9 6709 41305
Bassano Romano VT 9 5000 46305
Castel Sant'Elia VT 10 2683 48988
Anguillara Sabazia RM 10 19357 68345
Calcata VT 12 918 69263
Magliano Romano RM 12 1448 70711
Capranica VT 13 6487 77198
Faleria VT 13 2179 79377
Bracciano RM 13 19384 98761
Oriolo Romano VT 13 3811 102572
Ronciglione VT 14 8669 111241
Formello RM 14 12918 124159
Manziana RM 15 7681 131840
Sacrofano RM 15 7740 139580
Civita Castellana VT 15 16491 156071
Rignano Flaminio RM 16 10277 166348
Canale Monterano RM 17 4191 170539
Caprarola VT 17 5487 176026
Carbognano VT 17 1995 178021
Vejano VT 17 2254 180275
Fabrica di Roma VT 17 8340 188615
Morlupo RM 18 8696 197311
Castelnuovo di Porto RM 18 8630 205941
Corchiano VT 19 3869 209810
Sant'Oreste RM 19 3687 213497

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km SE of Viterbo (67173 inhabitants)
36 Km NW of Roma (2864731 inhabitants)
41 Km NW of Guidonia Montecelio (88673 inhabitants)
43 Km E of Civitavecchia (52991 inhabitants)
46 Km N of Fiumicino (78395 inhabitants)
48 Km NW of Tivoli (56533 inhabitants)
51 Km SW of Terni (111501 inhabitants)
59 Km N of Pomezia (62966 inhabitants)
68 Km NW of Velletri (53303 inhabitants)
72 Km NW of Aprilia (73446 inhabitants)
86 Km NW of Anzio (54211 inhabitants)
92 Km SW of Foligno (57155 inhabitants)
93 Km W of L'Aquila (69753 inhabitants)
94 Km NW 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 2.1
ML-VAX 1.8
2003-11-27
06:05:10
42.183 12.297 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 489749
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2003-11-27 06:05:10 ± 1.033
Latitude 42.1830 ± 0.0367
Longitude 12.2970 ± 0.0672
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 489749

Uncertainty

Field Value
Preferred uncertainty description horizontal uncertainty
Semi-major axis of confidence ellipse (meter)
Semi-minor axis of confidence ellipse (meter)
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)
Circular confidence region, given by single value of horizontal uncertainty (meter) 6874.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 260
Number of associated phases, regardless of their use for origin computation 7
Number of defining phases 7
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.5
Epicentral distance of station closest to the epicenter (degree) 0.00308
Epicentral distance of station farthest from the epicenter (degree) 0.00818
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitudes information

Md:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 489749
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 00:47:19

ML:1.8

Field Value
Value 1.8
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 489749
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 13:07:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.ASS.Z. 2003-11-27T06:05:40.85 10.0 undecidable manual SG 16 0.9102 -1.94 0
--.ASS.Z. 2003-11-27T06:05:29.13 10.0 positive manual PG 16 0.9102 -0.01 2.7
--.AQU.Z. 2003-11-27T06:05:27.82 10.0 undecidable manual PG 78 0.8214 0.2 1.4
--.MTCE.Z. 2003-11-27T06:05:24.53 10.0 undecidable manual SG 116 0.3552 -0.2 0.6
--.MNS.E. 2003-11-27T06:05:23.50 10.0 undecidable manual SG 54 0.3441 -0.5 0.5
--.MNS.Z. 2003-11-27T06:05:20.10 10.0 undecidable manual PG 54 0.3441 1.72 0.3
--.MTCE.Z. 2003-11-27T06:05:18.33 10.0 undecidable manual PG 116 0.3552 -0.38 1.4
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