Earthquake with magnitude of Md 2.2 on date 04-11-2003 and time 03:46:52 (Italy) in region 7 km S Monterenzio (BO)

A magnitude Md 2.2 earthquake occured in region: 7 km S Monterenzio (BO), on

  • 04-11-2003 02:46:52 (UTC)
  • 04-11-2003 03:46:52 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.2610, 11.4200 at 17 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
Monterenzio BO 7 6035 6035
Loiano BO 8 4294 10329
Castel del Rio BO 9 1246 11575
Monghidoro BO 9 3749 15324
Fontanelice BO 11 1943 17267
Monzuno BO 12 6328 23595
Borgo Tossignano BO 14 3288 26883
Pianoro BO 15 17460 44343
San Benedetto Val di Sambro BO 16 4315 48658
Firenzuola FI 16 4726 53384
Casalfiumanese BO 16 3438 56822
Casola Valsenio RA 17 2617 59439
Marzabotto BO 19 6779 66218
Palazzuolo sul Senio FI 19 1154 67372

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km W of Imola (69797 inhabitants)
27 Km S of Bologna (386663 inhabitants)
37 Km W of Faenza (58541 inhabitants)
49 Km NE of Prato (191150 inhabitants)
50 Km W of Forlì (117913 inhabitants)
54 Km NE of Pistoia (90315 inhabitants)
56 Km N of Firenze (382808 inhabitants)
58 Km SE of Modena (184973 inhabitants)
59 Km NE of Scandicci (50609 inhabitants)
65 Km W of Ravenna (159116 inhabitants)
66 Km S of Ferrara (133155 inhabitants)
67 Km W of Cesena (96758 inhabitants)
72 Km SE of Carpi (70699 inhabitants)
79 Km SE of Reggio nell'Emilia (171345 inhabitants)
87 Km NE of Lucca (89046 inhabitants)
94 Km W of Rimini (147750 inhabitants)
95 Km SW of Rovigo (51867 inhabitants)
96 Km NW of Arezzo (99543 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 2.2
ML-VAX 1.6
2003-11-04
02:46:52
44.261 11.42 17 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 488649
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2003-11-04 02:46:52 ± 0.258
Latitude 44.2610 ± 0.0187
Longitude 11.4200 ± 0.0198
Depth (km) 17 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 488649

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) 2609.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 212
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
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) 0.00186
Epicentral distance of station farthest from the epicenter (degree) 0.00753
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:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 5
Type of magnitude Md
Reference to an origin 488649
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 00:46:10

ML:1.6

Field Value
Value 1.6
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 488649
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(km) Takeoff_angle Residual Weight
--.SFI.Z. 2003-11-04T02:47:10.61 10.0 undecidable manual SG 139 0.4662 0.78 0
--.PII.Z. 2003-11-04T02:47:09.29 10.0 undecidable manual PG 230 0.8325 -0.06 1.2
--.CSNT.Z. 2003-11-04T02:47:08.77 10.0 undecidable manual PG? 186 0.7881 0.28 0.3
--.CRE.Z. 2003-11-04T02:47:07.95 10.0 undecidable manual PG 148 0.7326 0.35 0.6
--.VMG.Z. 2003-11-04T02:47:04.85 10.0 undecidable manual SG 163 0.3108 -0.03 0.7
--.SEI.Z. 2003-11-04T02:47:02.25 10.0 undecidable manual SG 192 0.2109 0.34 0.3
--.SFI.Z. 2003-11-04T02:47:02.37 10.0 undecidable manual PG 139 0.4662 -0.19 1.4
--.PGD.Z. 2003-11-04T02:47:01.75 10.0 undecidable manual PG 150 0.444 -0.28 1.1
--.ZCCA.Z. 2003-11-04T02:47:00.22 10.0 undecidable manual PG 286 0.3219 0.22 1.3
--.VMG.Z. 2003-11-04T02:46:59.31 10.0 undecidable manual PG 163 0.3108 -0.39 0.7
--.SEI.Z. 2003-11-04T02:46:57.87 10.0 positive manual PG 192 0.2109 -0.11 3.3
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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