Earthquake with magnitude of Md 3.2 on date 09-04-2004 and time 02:15:55 (Italy) in region Costa Marchigiana Anconetana (Ancona)

A magnitude Md 3.2 earthquake occured in region: Costa Marchigiana Anconetana (Ancona), on

  • 09-04-2004 00:15:55 (UTC)
  • 09-04-2004 02:15:55 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.87, 13.7 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
32 Km NE of Ancona (100861 inhabitants)
55 Km E of Fano (60888 inhabitants)
63 Km E of Pesaro (94582 inhabitants)
93 Km E of Rimini (147750 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 3.2
ML-VAX 2.4
2004-04-09
00:15:55
43.87 13.7 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 496119
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2004-04-09 00:15:55 ± 0.228
Latitude 43.87 ± 0.01
Longitude 13.70 ± 0.02
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 496119

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) 2269
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 176
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 36
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.0055
Epicentral distance of station farthest from the epicenter (degree) 0.02509
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 24
Magnitudes information

Md:3.2

Field Value
Value 3.2
Uncertainty
Num. used stations 16
Type of magnitude Md
Reference to an origin 496119
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 00:53:52

ML:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 18
Type of magnitude ML
Reference to an origin 496119
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
--.SEI.Z. 2004-04-09T00:16:48.46 10.0 undecidable manual SN 276 0.0152 1.14 0.1
--.VMG.Z. 2004-04-09T00:16:45.65 10.0 undecidable manual SN 273 0.014 1.64 0
--.PGD.Z. 2004-04-09T00:16:42.45 10.0 undecidable manual SN 270 0.0128 1.51 0
--.FVI.Z. 2004-04-09T00:16:40.39 10.0 undecidable manual PN 346 0.0251 0.02 1
--.SFI.Z. 2004-04-09T00:16:39.17 10.0 undecidable manual SN 271 0.012 0.4 0.5
--.CTI.Z. 2004-04-09T00:16:37.10 10.0 undecidable manual PN 326 0.0235 -0.77 0.4
--.PTCC.Z. 2004-04-09T00:16:37.80 10.0 undecidable manual PN 353 0.0228 0.18 1
--.BDI.Z. 2004-04-09T00:16:33.91 10.0 undecidable manual PN 275 0.0202 1.14 0.1
--.ASS.Z. 2004-04-09T00:16:33.50 10.0 undecidable manual SN 222 0.01 -0.42 0.4
--.NRCA.Z. 2004-04-09T00:16:32.62 10.0 undecidable manual SN 201 0.0101 -1.14 0.1
--.PII.Z. 2004-04-09T00:16:32.86 10.0 undecidable manual PN 266 0.0206 -0.69 0.5
--.SDI.Z. 2004-04-09T00:16:31.93 10.0 undecidable manual PN 177 0.0194 0.19 1.1
--.MURB.E. 2004-04-09T00:16:30.68 10.0 undecidable manual SG 234 0.0094 -1.03 0.1
--.PTQR.Z. 2004-04-09T00:16:28.52 10.0 undecidable manual PN 186 0.0168 0.92 0.3
--.TRI.Z. 2004-04-09T00:16:26.93 10.0 undecidable manual PN 0 0.0164 -0.26 1.1
--.SEI.Z. 2004-04-09T00:16:25.53 10.0 undecidable manual PN 276 0.0152 0.25 1.2
--.SNTG.Z. 2004-04-09T00:16:24.97 10.0 undecidable manual SG 221 0.0074 0.32 0.5
--.MNS.Z. 2004-04-09T00:16:24.80 10.0 undecidable manual PN 206 0.015 -0.06 1.3
--.VMG.Z. 2004-04-09T00:16:23.68 10.0 positive manual PN 273 0.014 0.31 2.3
--.AQU.Z. 2004-04-09T00:16:23.19 10.0 undecidable manual PN 187 0.0138 0.11 1.4
--.PGD.Z. 2004-04-09T00:16:21.83 10.0 negative manual PN 270 0.0128 0.23 2.6
--.FSSB.Z. 2004-04-09T00:16:20.47 10.0 undecidable manual SG 254 0.0062 0.24 0.5
--.SFI.Z. 2004-04-09T00:16:19.93 10.0 undecidable manual PN 271 0.012 -0.42 1.1
--.CRE.Z. 2004-04-09T00:16:19.52 10.0 undecidable manual PN 258 0.0116 -0.19 1.4
--.CING.N. 2004-04-09T00:16:18.44 10.0 undecidable manual SG 215 0.0055 0.54 0.4
--.TERO.Z. 2004-04-09T00:16:18.84 10.0 undecidable manual PN 182 0.0113 -0.37 1.2
--.ARV.Z. 2004-04-09T00:16:18.85 10.0 undecidable manual SG 235 0.0059 -0.5 0.4
--.PESA.N. 2004-04-09T00:16:17.20 10.0 undecidable manual SG 275 0.0056 -0.88 0.2
--.NRCA.Z. 2004-04-09T00:16:17.30 10.0 undecidable manual PN 201 0.0101 -0.42 1.1
--.ASS.Z. 2004-04-09T00:16:16.63 10.0 undecidable manual PN 222 0.01 -0.65 0.7
--.MURB.Z. 2004-04-09T00:16:15.69 10.0 positive manual PG 234 0.0094 -0.58 1.7
--.SNTG.Z. 2004-04-09T00:16:12.36 10.0 positive manual PG 221 0.0074 0.17 2.8
--.ARV.Z. 2004-04-09T00:16:09.80 10.0 positive manual PG 235 0.0059 -0.05 2.9
--.FSSB.Z. 2004-04-09T00:16:09.16 10.0 positive manual PG 254 0.0062 -0.48 2
--.PESA.Z. 2004-04-09T00:16:08.60 10.0 positive manual PG 275 0.0056 -0.34 2.4
--.CING.Z. 2004-04-09T00:16:08.93 10.0 positive manual PG 215 0.0055 0.64 1.5
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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