Earthquake with magnitude of Md 2.9 on date 30-08-1990 and time 13:34:44 (Italy) in region Costa Marchigiana Pesarese (Pesaro Urbino)

A magnitude Md 2.9 earthquake occured in region: Costa Marchigiana Pesarese (Pesaro Urbino), on

  • 30-08-1990 11:34:44 (UTC)
  • 30-08-1990 13:34:44 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.01, 13.2 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km NE of Fano (60888 inhabitants)
25 Km E of Pesaro (94582 inhabitants)
51 Km NW of Ancona (100861 inhabitants)
51 Km E of Rimini (147750 inhabitants)
78 Km E of Cesena (96758 inhabitants)
92 Km E of Ravenna (159116 inhabitants)
95 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 2.9
ML-VAX 2.1
1990-08-30
11:34:44
44.01 13.2 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 125939
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-08-30 11:34:44 ± 0.566
Latitude 44.01 ± 0.03
Longitude 13.20 ± 0.03
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 125939

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) 4135.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 242
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 19
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) 0.00486
Epicentral distance of station farthest from the epicenter (degree) 0.01498
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitudes information

Md:2.9

Field Value
Value 2.9
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 125939
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:57:10

ML:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 125939
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
--.MNS.Z. 1990-08-30T11:35:36.77 10.0 undecidable manual SN 193 0.015 0.89 0.3
--.ALP.Z. 1990-08-30T11:35:25.30 10.0 undecidable manual SN 167 0.0113 -0.86 0.4
--.ASS.Z. 1990-08-30T11:35:21.00 10.0 undecidable manual SG 202 0.0091 0.82 0.5
--.CRE.Z. 1990-08-30T11:35:20.50 10.0 undecidable manual SG 246 0.0087 1.79 0.1
--.SFI.Z. 1990-08-30T11:35:18.34 10.0 undecidable manual SG 264 0.0087 -0.29 0.8
--.MNS.Z. 1990-08-30T11:35:14.93 10.0 undecidable manual PN 193 0.015 0.78 0.9
--.CIO.Z. 1990-08-30T11:35:12.80 10.0 undecidable manual SG 182 0.0073 -0.63 0.9
--.ALP.Z. 1990-08-30T11:35:09.40 10.0 undecidable manual PN 167 0.0113 0.86 1
--.ASS.Z. 1990-08-30T11:35:05.00 10.0 undecidable manual PG 202 0.0091 -0.08 2
--.CRE.Z. 1990-08-30T11:35:05.00 10.0 undecidable manual PG 246 0.0087 0.77 1.3
--.PGD.Z. 1990-08-30T11:35:05.00 10.0 undecidable manual PG 263 0.0096 -0.93 1
--.SFI.Z. 1990-08-30T11:35:04.21 10.0 undecidable manual PG 264 0.0087 0.02 2.1
--.ARV.Z. 1990-08-30T11:35:03.44 10.0 undecidable manual SG 199 0.0049 -1.21 0.2
--.RSM.Z. 1990-08-30T11:35:03.96 10.0 undecidable manual SG 261 0.0049 -0.73 0.5
--.CIO.Z. 1990-08-30T11:35:01.80 10.0 undecidable manual PG 182 0.0073 0.61 1.6
--.AOI.Z. 1990-08-30T11:35:01.80 10.0 undecidable manual SG! 147 0.0049 -2.98 0
--.ARV.Z. 1990-08-30T11:34:55.40 10.0 undecidable manual PG 199 0.0049 -1.08 0.8
--.AOI.Z. 1990-08-30T11:34:55.70 10.0 undecidable manual PG 147 0.0049 -0.5 1.7
--.RSM.Z. 1990-08-30T11:34:55.81 10.0 undecidable manual PG 261 0.0049 -0.33 1.9
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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