Earthquake with magnitude of Md 2.3 on date 16-06-1999 and time 12:25:22 (Italy) in region 5 km SE Pietralunga (PG)

A magnitude Md 2.3 earthquake occured in region: 5 km SE Pietralunga (PG), on

  • 16-06-1999 10:25:22 (UTC)
  • 16-06-1999 12:25:22 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.4050, 12.4590 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
Pietralunga PG 5 2111 2111
Gubbio PG 11 32216 34327
Montone PG 12 1680 36007
Umbertide PG 15 16681 52688
Cantiano PU 16 2245 54933
Scheggia e Pascelupo PG 17 1393 56326
Apecchio PU 17 1882 58208
CittĂ  di Castello PG 19 39913 98121

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km N of Perugia (166134 inhabitants)
47 Km E of Arezzo (99543 inhabitants)
54 Km NW of Foligno (57155 inhabitants)
67 Km SW of Fano (60888 inhabitants)
67 Km SW of Pesaro (94582 inhabitants)
74 Km S of Rimini (147750 inhabitants)
83 Km S of Cesena (96758 inhabitants)
89 Km W of Ancona (100861 inhabitants)
92 Km E of Siena (53903 inhabitants)
95 Km N of Terni (111501 inhabitants)
97 Km SE of Forlì (117913 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 2.3 1999-06-16
10:25:22
43.405 12.459 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 368909
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1999-06-16 10:25:22 ± 0.135
Latitude 43.4050 ± 0.0093
Longitude 12.4590 ± 0.0114
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 368909

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) 1384.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 142
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) 0.00324
Epicentral distance of station farthest from the epicenter (degree) 0.00380
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:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 5
Type of magnitude Md
Reference to an origin 368909
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 22:46:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.CRE.Z. 1999-06-16T10:25:38.45 10.0 undecidable manual SG 300 0.4218 0.16 0.5
--.SNTG.Z. 1999-06-16T10:25:37.24 10.0 undecidable manual SG 113 0.3774 0.42 0.4
--.ARV.Z. 1999-06-16T10:25:36.76 10.0 undecidable manual SG 75 0.3552 0.46 0.2
--.FB9.Z. 1999-06-16T10:25:36.74 10.0 undecidable manual SG 38 0.3552 0.3 0.3
--.ASS.Z. 1999-06-16T10:25:36.69 10.0 undecidable manual SG 157 0.3663 0.22 0.8
--.CRE.Z. 1999-06-16T10:25:31.75 10.0 undecidable manual PG 300 0.4218 0.06 1.7
--.ASS.Z. 1999-06-16T10:25:30.49 10.0 undecidable manual PG 157 0.3663 -0.16 1.8
--.ARV.Z. 1999-06-16T10:25:30.49 10.0 undecidable manual PG 75 0.3552 -0.05 2
--.SNTG.Z. 1999-06-16T10:25:30.77 10.0 undecidable manual PG 113 0.3774 -0.08 2
--.FB9.Z. 1999-06-16T10:25:29.70 10.0 undecidable manual PG 38 0.3552 -0.92 0.3
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