Earthquake with magnitude of Md 2.5 on date 28-12-2001 and time 19:18:37 (Italy) in region Costa Marchigiana Pesarese (Pesaro Urbino)

A magnitude Md 2.5 earthquake occured in region: Costa Marchigiana Pesarese (Pesaro Urbino), on

  • 28-12-2001 18:18:37 (UTC)
  • 28-12-2001 19:18:37 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.93, 13.06 at 4 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
Fano PU 10 60888 60888
Pesaro PU 12 94582 155470
San Costanzo PU 18 4786 160256
Mondolfo PU 20 14277 174533

Municipalities with at least 50000 inhabitants

An earthquake occurred to
10 Km NE of Fano (60888 inhabitants)
12 Km E of Pesaro (94582 inhabitants)
42 Km E of Rimini (147750 inhabitants)
51 Km NW of Ancona (100861 inhabitants)
69 Km E of Cesena (96758 inhabitants)
87 Km SE of Ravenna (159116 inhabitants)
88 Km E 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 2.5 2001-12-28
18:18:37
43.93 13.06 4 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 433819
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2001-12-28 18:18:37 ± 0.476
Latitude 43.93 ± 0.02
Longitude 13.06 ± 0.02
Depth (km) 4 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 433819

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) 2635.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 267
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
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) 0.00275
Epicentral distance of station farthest from the epicenter (degree) 0.00979
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 8
Type of magnitude Md
Reference to an origin 433819
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 23:49:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.SFI.Z. 2001-12-28T18:19:08.20 10.0 undecidable manual SG 268 0.0078 -0.09 0.5
--.SNTG.Z. 2001-12-28T18:19:01.00 10.0 undecidable manual SG 186 0.0061 -0.91 0
--.NRCA.Z. 2001-12-28T18:18:59.32 10.0 undecidable manual PN 177 0.0098 0.2 1
--.CRE.Z. 2001-12-28T18:18:55.10 10.0 undecidable manual PG 249 0.0076 0.39 0.6
--.ASS.Z. 2001-12-28T18:18:55.57 10.0 undecidable manual PG 198 0.0082 -0.2 1.1
--.SFI.Z. 2001-12-28T18:18:55.12 10.0 undecidable manual PG 268 0.0078 0.12 1.3
--.ARV.Z. 2001-12-28T18:18:54.31 10.0 undecidable manual SG 190 0.0039 0.43 0.2
--.SNTG.Z. 2001-12-28T18:18:51.58 10.0 undecidable manual PG 186 0.0061 0.16 1.4
--.FSSB.Z. 2001-12-28T18:18:49.22 10.0 undecidable manual SG 220 0.0028 0.2 0.5
--.ARV.Z. 2001-12-28T18:18:46.58 10.0 undecidable manual PG 190 0.0039 -0.2 1.3
--.RSM.Z. 2001-12-28T18:18:46.37 10.0 undecidable manual PG 270 0.0039 -0.41 0.6
--.FSSB.Z. 2001-12-28T18:18:43.97 10.0 positive manual PG 220 0.0028 -0.01 3.3
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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