Earthquake with magnitude of Md 2.5 on date 27-09-1990 and time 14:07:09 (Italy) in region Costa Marchigiana Pesarese (Pesaro Urbino)

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

  • 27-09-1990 12:07:09 (UTC)
  • 27-09-1990 14:07:09 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.788, 13.133 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
Mondolfo PU 5 14277 14277
San Costanzo PU 6 4786 19063
Senigallia AN 11 45027 64090
Fano PU 11 60888 124978
Monte Porzio PU 13 2836 127814
Trecastelli AN 13 7625 135439
Piagge PU 14 1022 136461
San Giorgio di Pesaro PU 15 1388 137849
Montemaggiore al Metauro PU 16 2893 140742
Corinaldo AN 17 4998 145740
Orciano di Pesaro PU 18 2028 147768
Mondavio PU 18 3810 151578
Saltara PU 19 6925 158503
Ostra AN 20 6875 165378

Municipalities with at least 50000 inhabitants

An earthquake occurred to
11 Km SE of Fano (60888 inhabitants)
22 Km SE of Pesaro (94582 inhabitants)
36 Km NW of Ancona (100861 inhabitants)
55 Km SE of Rimini (147750 inhabitants)
81 Km E of Cesena (96758 inhabitants)
97 Km NE of Perugia (166134 inhabitants)
99 Km NE of Foligno (57155 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
ML-VAX 1.8
1990-09-27
12:07:09
43.788 13.133 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 127839
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-09-27 12:07:09 ± 0.213
Latitude 43.7880 ± 0.0137
Longitude 13.1330 ± 0.0144
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 127839

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) 1916.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 198
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) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00283
Epicentral distance of station farthest from the epicenter (degree) 0.00947
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitudes information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 127839
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:58:53

ML:1.8

Field Value
Value 1.8
Uncertainty
Num. used stations 4
Type of magnitude ML
Reference to an origin 127839
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
--.SFI.Z. 1990-09-27T12:07:41.30 10.0 undecidable manual SG 277 0.0083 -0.38 0.4
--.ASS.Z. 1990-09-27T12:07:38.48 10.0 undecidable manual SG 205 0.0072 0.93 0.1
--.CIO.Z. 1990-09-27T12:07:31.30 10.0 undecidable manual SG 179 0.0053 0.55 0.4
--.ALP.Z. 1990-09-27T12:07:30.20 10.0 undecidable manual PN? 162 0.0095 -0.15 0.5
--.SFI.Z. 1990-09-27T12:07:28.30 10.0 undecidable manual PG 277 0.0083 0.09 1.4
--.CRE.Z. 1990-09-27T12:07:27.42 10.0 undecidable manual PG 259 0.0078 0.39 1
--.ASS.Z. 1990-09-27T12:07:25.90 10.0 undecidable manual PG 205 0.0072 0.08 1.5
--.AOI.Z. 1990-09-27T12:07:25.80 10.0 undecidable manual SG 124 0.0037 0.77 0.2
--.ARV.Z. 1990-09-27T12:07:21.68 10.0 undecidable manual SG 205 0.0028 -0.3 0.5
--.CIO.Z. 1990-09-27T12:07:21.30 10.0 undecidable manual PG 179 0.0053 -0.6 1.2
--.RSM.Z. 1990-09-27T12:07:20.32 10.0 undecidable manual PG 286 0.0045 -0.05 1.7
--.AOI.Z. 1990-09-27T12:07:18.30 10.0 undecidable manual PG 124 0.0037 -0.29 2.7
--.ARV.Z. 1990-09-27T12:07:16.60 10.0 undecidable manual PG 205 0.0028 -0.23 1.5
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