Earthquake with magnitude of Md 2.2 on date 14-06-1985 and time 06:33:25 (Italy) in region 5 km SE Pietralunga (PG)

A magnitude Md 2.2 earthquake occured in region: 5 km SE Pietralunga (PG), on

  • 14-06-1985 04:33:25 (UTC)
  • 14-06-1985 06:33:25 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.4130, 12.4860 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 10 32216 34327
Cantiano PU 13 2245 36572
Montone PG 14 1680 38252
Scheggia e Pascelupo PG 15 1393 39645
Apecchio PU 17 1882 41527
Umbertide PG 17 16681 58208
Costacciaro PG 19 1216 59424
Piobbico PU 20 2029 61453
Cagli PU 20 8731 70184

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km N of Perugia (166134 inhabitants)
49 Km E of Arezzo (99543 inhabitants)
54 Km NW of Foligno (57155 inhabitants)
64 Km SW of Fano (60888 inhabitants)
65 Km SW of Pesaro (94582 inhabitants)
72 Km S of Rimini (147750 inhabitants)
83 Km S of Cesena (96758 inhabitants)
86 Km W of Ancona (100861 inhabitants)
94 Km E of Siena (53903 inhabitants)
96 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 2.2 1985-06-14
04:33:25
43.413 12.486 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 8499
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-06-14 04:33:25 ± 0.133
Latitude 43.4130 ± 0.0155
Longitude 12.4860 ± 0.0069
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 8499

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) 1813.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 184
Number of associated phases, regardless of their use for origin computation 6
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00300
Epicentral distance of station farthest from the epicenter (degree) 0.00469
Number of stations at which the event was observed 3
Number of stations from which data was used for origin computation 3
Magnitude information

Md:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 8499
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:12:30
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.CM2.Z. 1985-06-14T04:33:44.30 10.0 undecidable manual SG 114 0.5217 0.37 0.2
--.CH1.Z. 1985-06-14T04:33:41.50 10.0 undecidable manual SG 299 0.444 0.13 0.6
--.AR1.Z. 1985-06-14T04:33:38.00 10.0 undecidable manual SG 75 0.333 -0.04 0.8
--.CM2.Z. 1985-06-14T04:33:35.70 10.0 undecidable manual PG 114 0.5217 -0.3 0.6
--.CH1.Z. 1985-06-14T04:33:34.50 10.0 undecidable manual PG 299 0.444 -0.02 1.9
--.AR1.Z. 1985-06-14T04:33:32.60 10.0 undecidable manual PG 75 0.333 0 1.9
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