Earthquake with magnitude of Md 2.2 on date 13-06-1985 and time 05:36:40 (Italy) in region 2 km E Piobbico (PU)

A magnitude Md 2.2 earthquake occured in region: 2 km E Piobbico (PU), on

  • 13-06-1985 03:36:40 (UTC)
  • 13-06-1985 05:36:40 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.59, 12.53 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
Piobbico PU 2 2029 2029
Urbania PU 9 7099 9128
Apecchio PU 10 1882 11010
Cagli PU 10 8731 19741
Acqualagna PU 12 4393 24134
Peglio PU 13 696 24830
Sant'Angelo in Vado PU 13 4133 28963
Fermignano PU 14 8596 37559
Cantiano PU 15 2245 39804
Mercatello sul Metauro PU 17 1378 41182
Pietralunga PG 18 2111 43293
Urbino PU 18 15019 58312
Lunano PU 18 1527 59839
Piandimeleto PU 18 2167 62006
Frontone PU 18 1300 63306
Belforte all'Isauro PU 19 769 64075

Municipalities with at least 50000 inhabitants

An earthquake occurred to
47 Km SW of Pesaro (94582 inhabitants)
49 Km SW of Fano (60888 inhabitants)
53 Km S of Rimini (147750 inhabitants)
54 Km E of Arezzo (99543 inhabitants)
55 Km N of Perugia (166134 inhabitants)
66 Km SE of Cesena (96758 inhabitants)
71 Km N of Foligno (57155 inhabitants)
80 Km W of Ancona (100861 inhabitants)
81 Km SE of Forlì (117913 inhabitants)
94 Km SE of Faenza (58541 inhabitants)
96 Km S of Ravenna (159116 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
Rev 1000 Md 2.2 1985-06-13
03:36:40
43.59 12.53 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 8429
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-06-13 03:36:40 ± 0.831
Latitude 43.59 ± 0.10
Longitude 12.53 ± 0.06
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 8429

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) 11843.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 190
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) 1.2
Epicentral distance of station closest to the epicenter (degree) 0.00275
Epicentral distance of station farthest from the epicenter (degree) 0.00526
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:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 8429
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:12:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.CM2.Z. 1985-06-13T03:36:59.20 10.0 undecidable manual SG 131 0.0053 -1.9 0.5
--.AR1.Z. 1985-06-13T03:36:53.50 10.0 undecidable manual SG 106 0.0028 1.48 0.3
--.AS1.Z. 1985-06-13T03:36:53.00 10.0 undecidable manual PG 170 0.0047 1.85 0.8
--.CM2.Z. 1985-06-13T03:36:50.50 10.0 undecidable manual PG 131 0.0053 -1.78 0.8
--.CH1.Z. 1985-06-13T03:36:49.00 10.0 undecidable manual PG 276 0.0038 -0.24 1.8
--.AR1.Z. 1985-06-13T03:36:47.50 10.0 undecidable manual PG 106 0.0028 0.46 1.7
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download