Earthquake with magnitude of Md 2.0 on date 25-02-2001 and time 23:05:41 (UTC) in region 2 km N Castrocaro Terme e Terra del Sole (FC)

A magnitude Md 2.0 earthquake occured in region: 2 km N Castrocaro Terme e Terra del Sole (FC), on

  • 25-02-2001 23:05:41 (UTC)
  • 26-02-2001 00:05:41 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.1940, 11.9580 at 18 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 2 6426 6426
Forlì FC 7 117913 124339
Dovadola FC 10 1653 125992
Predappio FC 10 6346 132338
Meldola FC 11 9970 142308
Faenza RA 12 58541 200849
Forlimpopoli FC 14 13290 214139
Modigliana FC 14 4560 218699
Bertinoro FC 15 11059 229758
Brisighella RA 15 7639 237397
Rocca San Casciano FC 17 1910 239307
Castel Bolognese RA 19 9554 248861

Municipalities with at least 50000 inhabitants

An earthquake occurred to
7 Km W of Forlì (117913 inhabitants)
12 Km SE of Faenza (58541 inhabitants)
24 Km W of Cesena (96758 inhabitants)
26 Km SE of Imola (69797 inhabitants)
32 Km SW of Ravenna (159116 inhabitants)
51 Km W of Rimini (147750 inhabitants)
59 Km SE of Bologna (386663 inhabitants)
73 Km NE of Firenze (382808 inhabitants)
76 Km SE of Ferrara (133155 inhabitants)
77 Km E of Prato (191150 inhabitants)
79 Km NE of Scandicci (50609 inhabitants)
81 Km N of Arezzo (99543 inhabitants)
83 Km W of Pesaro (94582 inhabitants)
88 Km E of Pistoia (90315 inhabitants)
93 Km W of Fano (60888 inhabitants)
96 Km SE of Modena (184973 inhabitants)
99 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
Bulletin
Rev1000
Md 2.0
ML-VAX 1.6
2001-02-25
23:05:41
44.194 11.958 18 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 411959
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2001-02-25 23:05:41 ± 0.348
Latitude 44.1940 ± 0.0190
Longitude 11.9580 ± 0.0466
Depth (km) 18 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 411959

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) 4275.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 137
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) 0.5
Epicentral distance of station closest to the epicenter (degree) 0.00105
Epicentral distance of station farthest from the epicenter (degree) 0.01020
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:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 411959
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 23:28:03

ML:1.6

Field Value
Value 1.6
Uncertainty
Num. used stations 6
Type of magnitude ML
Reference to an origin 411959
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
--.PII.Z. 2001-02-25T23:06:02.25 10.0 undecidable manual PN 245 1.1322 -0.27 1
--.BDI.Z. 2001-02-25T23:06:01.51 10.0 undecidable manual PN 262 0.9768 1.04 0.3
--.CSNT.Z. 2001-02-25T23:05:59.44 10.0 undecidable manual PN 213 0.8658 0.59 0.8
--.PGD.Z. 2001-02-25T23:05:56.25 10.0 undecidable manual SG 208 0.3552 0.62 0.4
--.ZC9.Z. 2001-02-25T23:05:55.92 10.0 undecidable manual PG 283 0.7104 -0.37 1.2
--.SFI.Z. 2001-02-25T23:05:54.40 10.0 undecidable manual SG 195 0.2997 0.63 0.4
--.CRE.Z. 2001-02-25T23:05:53.25 10.0 undecidable manual PG 180 0.5661 -0.38 1.3
--.BS9.Z. 2001-02-25T23:05:50.34 10.0 undecidable manual SG 43 0.1221 1.36 0.1
--.PGD.Z. 2001-02-25T23:05:49.25 10.0 undecidable manual PG 208 0.3552 -0.53 1.2
--.SFI.Z. 2001-02-25T23:05:48.23 10.0 negative manual PG 195 0.2997 -0.48 2.5
--.BS9.Z. 2001-02-25T23:05:45.26 10.0 negative manual PG 43 0.1221 -0.68 1.9
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