Earthquake with magnitude of Md 2.1 on date 14-06-1994 and time 09:40:43 (UTC) in region 5 km NW Pietralunga (PG)

A magnitude Md 2.1 earthquake occured in region: 5 km NW Pietralunga (PG), on

  • 14-06-1994 09:40:43 (UTC)
  • 14-06-1994 11:40:43 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.4690, 12.3860 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
Apecchio PU 10 1882 3993
CittĂ  di Castello PG 12 39913 43906
Montone PG 13 1680 45586
Piobbico PU 17 2029 47615
Monte Santa Maria Tiberina PG 18 1183 48798
Umbertide PG 19 16681 65479
San Giustino PG 19 11297 76776
Cantiano PU 20 2245 79021

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km N of Perugia (166134 inhabitants)
41 Km E of Arezzo (99543 inhabitants)
63 Km NW of Foligno (57155 inhabitants)
65 Km SW of Pesaro (94582 inhabitants)
66 Km SW of Fano (60888 inhabitants)
68 Km S of Rimini (147750 inhabitants)
75 Km S of Cesena (96758 inhabitants)
87 Km E of Siena (53903 inhabitants)
88 Km SE of Forlì (117913 inhabitants)
93 Km W of Ancona (100861 inhabitants)
97 Km E of Firenze (382808 inhabitants)
99 Km SE of Faenza (58541 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 1994-06-14
09:40:43
43.469 12.386 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 211519
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1994-06-14 09:40:43 ± 0.248
Latitude 43.4690 ± 0.0194
Longitude 12.3860 ± 0.0223
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 211519

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) 2808.7
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 8
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.6
Epicentral distance of station closest to the epicenter (degree) 0.00308
Epicentral distance of station farthest from the epicenter (degree) 0.00518
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:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 211519
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 20:19:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.SFI.Z. 1994-06-14T09:41:04.82 10.0 undecidable manual SG 318 0.5772 0.89 0.5
--.ASS.Z. 1994-06-14T09:40:59.95 10.0 undecidable manual SG 154 0.444 0.29 0.8
--.ARV.Z. 1994-06-14T09:40:58.58 10.0 undecidable manual SG 85 0.3996 0.36 0.8
--.SFI.Z. 1994-06-14T09:40:56.22 10.0 undecidable manual PG 318 0.5772 1.02 0.9
--.CRE.Z. 1994-06-14T09:40:55.80 10.0 undecidable manual SG 295 0.3441 -0.61 0.6
--.ASS.Z. 1994-06-14T09:40:52.96 10.0 undecidable manual PG 154 0.444 0.22 2.1
--.ARV.Z. 1994-06-14T09:40:51.13 10.0 undecidable manual PG 85 0.3996 -0.78 1.3
--.CRE.Z. 1994-06-14T09:40:50.00 10.0 undecidable manual PG 295 0.3441 -0.86 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