Earthquake with magnitude of Md 2.5 on date 02-07-2000 and time 05:49:31 (Italy) in region 2 km SE Castel Viscardo (TR)

A magnitude Md 2.5 earthquake occured in region: 2 km SE Castel Viscardo (TR), on

  • 02-07-2000 03:49:31 (UTC)
  • 02-07-2000 05:49:31 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7440, 12.0230 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Castel Viscardo TR 2 2938 2938
Castel Giorgio TR 5 2131 5069
Orvieto TR 8 20630 25699
Allerona TR 9 1794 27493
Porano TR 9 1966 29459
Ficulle TR 11 1669 31128
Bolsena VT 11 3991 35119
San Lorenzo Nuovo VT 11 2091 37210
Acquapendente VT 13 5506 42716
Fabro TR 13 2876 45592
Lubriano VT 14 909 46501
Bagnoregio VT 14 3650 50151
Grotte di Castro VT 15 2683 52834
Parrano TR 15 534 53368
Proceno VT 16 557 53925
Gradoli VT 18 1353 55278
Baschi TR 18 2722 58000
Onano VT 18 995 58995
Castiglione in Teverina VT 18 2329 61324
San Casciano dei Bagni SI 19 1632 62956
Monteleone d'Orvieto TR 19 1467 64423

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km N of Viterbo (67173 inhabitants)
50 Km SW of Perugia (166134 inhabitants)
55 Km W of Terni (111501 inhabitants)
60 Km W of Foligno (57155 inhabitants)
74 Km E of Grosseto (82087 inhabitants)
75 Km N of Civitavecchia (52991 inhabitants)
81 Km S of Arezzo (99543 inhabitants)
85 Km SE of Siena (53903 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 2.5 2000-07-02
03:49:31
42.744 12.023 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 398169
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2000-07-02 03:49:31 ± 0.242
Latitude 42.7440 ± 0.0139
Longitude 12.0230 ± 0.0172
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 398169

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) 2094.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 197
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00502
Epicentral distance of station farthest from the epicenter (degree) 0.00809
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 398169
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 23:14:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.NRCA.Z. 2000-07-02T03:49:59.40 10.0 undecidable manual SG 83 0.7992 0.01 0.8
--.SNTG.Z. 2000-07-02T03:49:59.90 10.0 undecidable manual SG 52 0.8325 -0.73 0.1
--.MNS.Z. 2000-07-02T03:49:52.50 10.0 undecidable manual SG 126 0.5994 -0.41 0.5
--.ASS.Z. 2000-07-02T03:49:51.00 10.0 undecidable manual SG 55 0.555 -0.55 0.3
--.CSNT.Z. 2000-07-02T03:49:49.21 10.0 undecidable manual PG 324 0.8991 -0.28 1.4
--.SNTG.Z. 2000-07-02T03:49:48.93 10.0 undecidable manual PG 52 0.8325 0.55 0.7
--.NRCA.Z. 2000-07-02T03:49:47.67 10.0 undecidable manual PG 83 0.7992 0 2
--.ASS.Z. 2000-07-02T03:49:43.56 10.0 undecidable manual PG 55 0.555 0.42 1.1
--.MNS.Z. 2000-07-02T03:49:43.91 10.0 undecidable manual PG 126 0.5994 -0.02 2.1
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