Earthquake with magnitude of Md 2.6 on date 14-04-2002 and time 22:45:51 (Italy) in region 3 km N Castrocaro Terme e Terra del Sole (FC)

A magnitude Md 2.6 earthquake occured in region: 3 km N Castrocaro Terme e Terra del Sole (FC), on

  • 14-04-2002 20:45:51 (UTC)
  • 14-04-2002 22:45:51 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.21, 11.94 at 2 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
Castrocaro Terme e Terra del Sole FC 3 6426 6426
Forlì FC 8 117913 124339
Faenza RA 10 58541 182880
Dovadola FC 10 1653 184533
Predappio FC 12 6346 190879
Meldola FC 13 9970 200849
Modigliana FC 13 4560 205409
Brisighella RA 14 7639 213048
Forlimpopoli FC 15 13290 226338
Bertinoro FC 17 11059 237397
Castel Bolognese RA 17 9554 246951
Rocca San Casciano FC 18 1910 248861
Solarolo RA 19 4488 253349
Riolo Terme RA 19 5720 259069
Cotignola RA 20 7474 266543
Russi RA 20 12247 278790

Municipalities with at least 50000 inhabitants

An earthquake occurred to
8 Km W of Forlì (117913 inhabitants)
10 Km SE of Faenza (58541 inhabitants)
24 Km SE of Imola (69797 inhabitants)
25 Km W of Cesena (96758 inhabitants)
31 Km SW of Ravenna (159116 inhabitants)
52 Km W of Rimini (147750 inhabitants)
57 Km SE of Bologna (386663 inhabitants)
73 Km NE of Firenze (382808 inhabitants)
75 Km SE of Ferrara (133155 inhabitants)
77 Km E of Prato (191150 inhabitants)
79 Km NE of Scandicci (50609 inhabitants)
82 Km N of Arezzo (99543 inhabitants)
84 Km W of Pesaro (94582 inhabitants)
87 Km E of Pistoia (90315 inhabitants)
94 Km SE of Modena (184973 inhabitants)
95 Km W of Fano (60888 inhabitants)
97 Km S of Rovigo (51867 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
Rev 1000 Md 2.6
ML-VAX 1.5
2002-04-14
20:45:51
44.21 11.94 2 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 439159
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2002-04-14 20:45:51 ± 0.373
Latitude 44.21 ± 0.02
Longitude 11.94 ± 0.01
Depth (km) 2 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 439159

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) 2580.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 204
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
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) 0.00275
Epicentral distance of station farthest from the epicenter (degree) 0.01125
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

Md:2.6

Field Value
Value 2.6
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 439159
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 23:55:02

ML:1.5

Field Value
Value 1.5
Uncertainty
Num. used stations 7
Type of magnitude ML
Reference to an origin 439159
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
--.FSSB.Z. 2002-04-14T20:46:20.56 10.0 undecidable manual SG 130 0.0071 0.43 0.4
--.ASS.Z. 2002-04-14T20:46:15.73 10.0 undecidable manual PN 155 0.0113 -0.09 1.2
--.SNTG.Z. 2002-04-14T20:46:14.49 10.0 undecidable manual PN 142 0.0107 -0.51 0.7
--.CRE.Z. 2002-04-14T20:46:13.77 10.0 undecidable manual SG 179 0.0053 0.2 0.7
--.ARV.Z. 2002-04-14T20:46:11.88 10.0 undecidable manual PG 134 0.0091 -0.16 1.3
--.CSNT.Z. 2002-04-14T20:46:09.31 10.0 undecidable manual PG 212 0.0078 -0.14 1.5
--.SEI.Z. 2002-04-14T20:46:08.78 10.0 undecidable manual SG 250 0.004 0.23 0.6
--.FSSB.Z. 2002-04-14T20:46:08.18 10.0 undecidable manual PG 130 0.0071 0.2 1.5
--.ZCCA.Z. 2002-04-14T20:46:07.25 10.0 undecidable manual PG 282 0.0063 0.88 0.3
--.PGD.Z. 2002-04-14T20:46:06.84 10.0 undecidable manual SG 205 0.0032 1.3 0
--.VMG.Z. 2002-04-14T20:46:05.26 10.0 undecidable manual SG 229 0.0033 -0.64 0.3
--.CRE.Z. 2002-04-14T20:46:03.83 10.0 undecidable manual PG 179 0.0053 -0.36 1.3
--.RSM.Z. 2002-04-14T20:46:01.76 10.0 undecidable manual PG 126 0.0041 0.16 1.7
--.SEI.Z. 2002-04-14T20:46:00.74 10.0 undecidable manual PG 250 0.004 -0.54 0.9
--.VMG.Z. 2002-04-14T20:45:59.31 10.0 undecidable manual PG 229 0.0033 -0.45 1.1
--.PGD.Z. 2002-04-14T20:45:59.76 10.0 undecidable manual PG 205 0.0032 0.2 1.7
--.SFI.Z. 2002-04-14T20:45:58.45 10.0 undecidable manual PG 192 0.0028 0.17 1.7
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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