Earthquake with magnitude of Md 2.0 on date 15-10-1999 and time 07:04:09 (UTC) in region 6 km W Gubbio (PG)

A magnitude Md 2.0 earthquake occured in region: 6 km W Gubbio (PG), on

  • 15-10-1999 07:04:09 (UTC)
  • 15-10-1999 09:04:09 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.3420, 12.5070 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
Gubbio PG 6 32216 32216
Pietralunga PG 13 2111 34327
Montone PG 15 1680 36007
Scheggia e Pascelupo PG 15 1393 37400
Umbertide PG 15 16681 54081
Costacciaro PG 17 1216 55297
Cantiano PU 18 2245 57542
Sigillo PG 19 2404 59946

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km NE of Perugia (166134 inhabitants)
46 Km NW of Foligno (57155 inhabitants)
52 Km E of Arezzo (99543 inhabitants)
70 Km SW of Fano (60888 inhabitants)
71 Km SW of Pesaro (94582 inhabitants)
80 Km S of Rimini (147750 inhabitants)
87 Km W of Ancona (100861 inhabitants)
88 Km N of Terni (111501 inhabitants)
91 Km S of Cesena (96758 inhabitants)
95 Km E 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 2.0 1999-10-15
07:04:09
43.342 12.507 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 375629
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1999-10-15 07:04:09 ± 0.549
Latitude 43.3420 ± 0.0132
Longitude 12.5070 ± 0.0418
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 375629

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) 3688.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 264
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
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) 0.00267
Epicentral distance of station farthest from the epicenter (degree) 0.00599
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

Md:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 375629
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 22:52:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.NRCA.Z. 1999-10-15T07:04:33.28 10.0 undecidable manual SG 139 0.666 0.27 0.5
--.ARV.Z. 1999-10-15T07:04:23.74 10.0 undecidable manual SG 63 0.3552 1.01 0
--.NRCA.Z. 1999-10-15T07:04:22.67 10.0 undecidable manual PG 139 0.666 -0.39 0.9
--.SNTG.Z. 1999-10-15T07:04:21.79 10.0 undecidable manual SG 105 0.3219 -0.09 0.7
--.ASS.Z. 1999-10-15T07:04:20.92 10.0 undecidable manual SG 159 0.2997 -0.06 0.7
--.ARV.Z. 1999-10-15T07:04:17.30 10.0 positive manual PG 63 0.3552 -0.09 3.5
--.SNTG.Z. 1999-10-15T07:04:16.14 10.0 undecidable manual PG 105 0.3219 -0.49 1
--.ASS.Z. 1999-10-15T07:04:16.72 10.0 undecidable manual PG 159 0.2997 0.61 0.7
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