Earthquake with magnitude of Md 2.0 on date 17-03-2003 and time 23:46:32 (UTC) in region 4 km SE Faenza (RA)

A magnitude Md 2.0 earthquake occured in region: 4 km SE Faenza (RA), on

  • 17-03-2003 23:46:32 (UTC)
  • 18-03-2003 00:46:32 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.2540, 11.9110 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
Faenza RA 4 58541 58541
Castrocaro Terme e Terra del Sole FC 9 6426 64967
Forlì FC 11 117913 182880
Castel Bolognese RA 12 9554 192434
Brisighella RA 12 7639 200073
Solarolo RA 13 4488 204561
Modigliana FC 14 4560 209121
Dovadola FC 15 1653 210774
Cotignola RA 15 7474 218248
Riolo Terme RA 15 5720 223968
Bagnara di Romagna RA 17 2429 226397
Russi RA 17 12247 238644
Predappio FC 18 6346 244990
Mordano BO 18 4760 249750
Meldola FC 19 9970 259720
Forlimpopoli FC 19 13290 273010
Lugo RA 19 32390 305400
Bagnacavallo RA 19 16739 322139
Imola BO 19 69797 391936

Municipalities with at least 50000 inhabitants

An earthquake occurred to
4 Km SE of Faenza (58541 inhabitants)
11 Km W of Forlì (117913 inhabitants)
19 Km SE of Imola (69797 inhabitants)
29 Km SW of Ravenna (159116 inhabitants)
30 Km W of Cesena (96758 inhabitants)
53 Km SE of Bologna (386663 inhabitants)
57 Km W of Rimini (147750 inhabitants)
69 Km SE of Ferrara (133155 inhabitants)
75 Km NE of Firenze (382808 inhabitants)
77 Km NE of Prato (191150 inhabitants)
80 Km NE of Scandicci (50609 inhabitants)
87 Km E of Pistoia (90315 inhabitants)
88 Km N of Arezzo (99543 inhabitants)
89 Km W of Pesaro (94582 inhabitants)
90 Km E of Modena (184973 inhabitants)
92 Km S of Rovigo (51867 inhabitants)
100 Km W of Fano (60888 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 2.0 2003-03-17
23:46:32
44.254 11.911 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 471749
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2003-03-17 23:46:32 ± 0.364
Latitude 44.2540 ± 0.0143
Longitude 11.9110 ± 0.0231
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 471749

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) 2433.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 315
Number of associated phases, regardless of their use for origin computation 7
Number of defining phases 7
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00316
Epicentral distance of station farthest from the epicenter (degree) 0.00567
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

Md:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 471749
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 00:27:26
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.PGD.Z. 2003-03-17T23:46:47.95 10.0 undecidable manual SG 199 0.3996 0.25 0.3
--.VMG.Z. 2003-03-17T23:46:46.95 10.0 undecidable manual SG 222 0.3885 -0.41 0.1
--.SFI.Z. 2003-03-17T23:46:45.71 10.0 undecidable manual SG 187 0.3552 -0.09 0.6
--.CRE.Z. 2003-03-17T23:46:45.24 10.0 undecidable manual PG 177 0.6327 -0.29 0.4
--.VMG.Z. 2003-03-17T23:46:41.40 10.0 undecidable manual PG 222 0.3885 0.13 1.3
--.PGD.Z. 2003-03-17T23:46:41.17 10.0 undecidable manual PG 199 0.3996 0.06 1.5
--.SFI.Z. 2003-03-17T23:46:40.11 10.0 negative manual PG 187 0.3552 0.09 2.9
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