Earthquake with magnitude of Md 2.4 on date 25-10-1990 and time 02:24:31 (Italy) in region Costa Marchigiana Pesarese (Pesaro Urbino)

A magnitude Md 2.4 earthquake occured in region: Costa Marchigiana Pesarese (Pesaro Urbino), on

  • 25-10-1990 01:24:31 (UTC)
  • 25-10-1990 02:24:31 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.887, 13.062 at 5 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 6 60888 60888
Pesaro PU 12 94582 155470
San Costanzo PU 14 4786 160256
Mondolfo PU 15 14277 174533
Piagge PU 18 1022 175555
Montemaggiore al Metauro PU 19 2893 178448
Mombaroccio PU 19 2152 180600
Cartoceto PU 20 7887 188487
Saltara PU 20 6925 195412
San Giorgio di Pesaro PU 20 1388 196800

Municipalities with at least 50000 inhabitants

An earthquake occurred to
6 Km NE of Fano (60888 inhabitants)
12 Km E of Pesaro (94582 inhabitants)
44 Km E of Rimini (147750 inhabitants)
47 Km NW of Ancona (100861 inhabitants)
71 Km E of Cesena (96758 inhabitants)
90 Km E of Forlì (117913 inhabitants)
91 Km SE 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
Bulletin
Rev1000
Md 2.4
ML-VAX 1.7
1990-10-25
01:24:31
43.887 13.062 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 129359
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-10-25 01:24:31 ± 0.522
Latitude 43.8870 ± 0.0281
Longitude 13.0620 ± 0.0263
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 129359

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) 3767.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 219
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.5
Epicentral distance of station closest to the epicenter (degree) 0.00356
Epicentral distance of station farthest from the epicenter (degree) 0.00842
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

Md:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 129359
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:00:16

ML:1.7

Field Value
Value 1.7
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 129359
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 13:07:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.RM8.Z. 1990-10-25T01:25:05.33 10.0 undecidable manual SG 173 0.0084 0.42 0.6
--.SFI.Z. 1990-10-25T01:25:05.27 10.0 undecidable manual SG! 271 0.0079 2.4 0
--.ASS.Z. 1990-10-25T01:25:04.50 10.0 undecidable manual SG 199 0.0079 1.6 0.1
--.CRE.Z. 1990-10-25T01:25:02.19 10.0 undecidable manual SG 251 0.0075 0.26 0.7
--.RM8.Z. 1990-10-25T01:24:51.10 10.0 undecidable manual PG 173 0.0084 0.04 1.7
--.ASS.Z. 1990-10-25T01:24:50.30 10.0 undecidable manual PG 199 0.0079 0.22 1.6
--.AOI.Z. 1990-10-25T01:24:50.90 10.0 undecidable manual SG 130 0.0046 -0.44 0.7
--.CRE.Z. 1990-10-25T01:24:50.00 10.0 undecidable manual PG 251 0.0075 0.75 1.1
--.SFI.Z. 1990-10-25T01:24:49.10 10.0 undecidable manual PG 271 0.0079 -0.78 1.2
--.CIO.Z. 1990-10-25T01:24:46.30 10.0 undecidable manual PG 174 0.0062 -0.14 1.9
--.ARV.Z. 1990-10-25T01:24:46.75 10.0 undecidable manual SG 192 0.0036 -0.55 0.7
--.AOI.Z. 1990-10-25T01:24:43.50 10.0 undecidable manual PG 130 0.0046 0.37 1.6
--.ARV.Z. 1990-10-25T01:24:39.00 10.0 undecidable manual PG 192 0.0036 -1.8 0.2
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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