Earthquake with magnitude of Md 2.4 on date 08-05-1994 and time 00:06:10 (Italy) in region 6 km N Montone (PG)

A magnitude Md 2.4 earthquake occured in region: 6 km N Montone (PG), on

  • 07-05-1994 22:06:10 (UTC)
  • 08-05-1994 00:06:10 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.4150, 12.3250 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
Montone PG 6 1680 1680
CittĂ  di Castello PG 8 39913 41593
Pietralunga PG 10 2111 43704
Umbertide PG 12 16681 60385
Monte Santa Maria Tiberina PG 13 1183 61568
Apecchio PU 18 1882 63450
Monterchi AR 19 1757 65207
San Giustino PG 19 11297 76504
Citerna PG 19 3531 80035

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km N of Perugia (166134 inhabitants)
36 Km E of Arezzo (99543 inhabitants)
60 Km NW of Foligno (57155 inhabitants)
73 Km SW of Pesaro (94582 inhabitants)
74 Km SW of Fano (60888 inhabitants)
75 Km S of Rimini (147750 inhabitants)
81 Km S of Cesena (96758 inhabitants)
81 Km E of Siena (53903 inhabitants)
93 Km S of Forlì (117913 inhabitants)
95 Km E of Firenze (382808 inhabitants)
98 Km N of Terni (111501 inhabitants)
99 Km W of Ancona (100861 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 2.4 1994-05-07
22:06:10
43.415 12.325 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 209049
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1994-05-07 22:06:10 ± 0.175
Latitude 43.4150 ± 0.0153
Longitude 12.3250 ± 0.0233
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 209049

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) 2534.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 141
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00300
Epicentral distance of station farthest from the epicenter (degree) 0.00955
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

Md:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 209049
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 20:17:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.PGD.Z. 1994-05-07T22:06:34.59 10.0 undecidable manual SG 316 0.6327 0.36 0.5
--.MNS.Z. 1994-05-07T22:06:33.31 10.0 undecidable manual PG 165 1.0656 0.98 0.2
--.SFI.Z. 1994-05-07T22:06:32.50 10.0 undecidable manual SG 324 0.5883 -0.59 0.3
--.ASS.Z. 1994-05-07T22:06:26.74 10.0 undecidable manual SG 145 0.4218 -0.71 0.1
--.PGD.Z. 1994-05-07T22:06:24.44 10.0 undecidable manual PG 316 0.6327 0.02 1.7
--.CRE.Z. 1994-05-07T22:06:24.35 10.0 undecidable manual SG 306 0.333 0.14 0.7
--.SFI.Z. 1994-05-07T22:06:23.73 10.0 undecidable manual PG 324 0.5883 -0.02 1.8
--.RSM.Z. 1994-05-07T22:06:22.39 10.0 undecidable manual PG 9 0.5217 0.06 1.6
--.ASS.Z. 1994-05-07T22:06:20.42 10.0 undecidable manual PG 145 0.4218 -0.07 1.6
--.CRE.Z. 1994-05-07T22:06:18.41 10.0 undecidable manual PG 306 0.333 -0.22 1.4
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download