Earthquake with magnitude of Md 2.5 on date 27-01-2003 and time 13:14:39 (Italy) in region 4 km E Civitella di Romagna (FC)

A magnitude Md 2.5 earthquake occured in region: 4 km E Civitella di Romagna (FC), on

  • 27-01-2003 12:14:39 (UTC)
  • 27-01-2003 13:14:39 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.9930, 11.9840 at 3 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
Civitella di Romagna FC 4 3786 3786
Galeata FC 6 2516 6302
Santa Sofia FC 8 4136 10438
Predappio FC 12 6346 16784
Rocca San Casciano FC 14 1910 18694
Bagno di Romagna FC 15 6026 24720
Sarsina FC 15 3446 28166
Meldola FC 16 9970 38136
Dovadola FC 16 1653 39789
Portico e San Benedetto FC 17 756 40545
Premilcuore FC 17 799 41344
Mercato Saraceno FC 18 6886 48230

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km S of Forlì (117913 inhabitants)
26 Km SW of Cesena (96758 inhabitants)
34 Km S of Faenza (58541 inhabitants)
46 Km SE of Imola (69797 inhabitants)
47 Km W of Rimini (147750 inhabitants)
50 Km SW of Ravenna (159116 inhabitants)
59 Km N of Arezzo (99543 inhabitants)
63 Km E of Firenze (382808 inhabitants)
69 Km E of Scandicci (50609 inhabitants)
72 Km E of Prato (191150 inhabitants)
75 Km W of Pesaro (94582 inhabitants)
76 Km SE of Bologna (386663 inhabitants)
85 Km W of Fano (60888 inhabitants)
86 Km E of Pistoia (90315 inhabitants)
91 Km NE of Siena (53903 inhabitants)
98 Km SE of Ferrara (133155 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 2.5
ML-VAX 2.1
2003-01-27
12:14:39
43.993 11.984 3 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 467519
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2003-01-27 12:14:39 ± 0.274
Latitude 43.9930 ± 0.0087
Longitude 11.9840 ± 0.0164
Depth (km) 3 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 467519

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) 1631.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 306
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
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) 0.00113
Epicentral distance of station farthest from the epicenter (degree) 0.00648
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitudes information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 467519
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 00:23:13

ML:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 4
Type of magnitude ML
Reference to an origin 467519
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
--.SEI.Z. 2003-01-27T12:14:57.54 10.0 undecidable manual SG 277 0.444 0.4 0
--.CSNT.Z. 2003-01-27T12:14:54.89 10.0 undecidable manual PG 224 0.7215 0.03 0.9
--.VMG.Z. 2003-01-27T12:14:51.87 10.0 undecidable manual SG 264 0.3108 -0.06 0.5
--.SEI.Z. 2003-01-27T12:14:49.53 10.0 positive manual PG 277 0.444 -0.2 1.2
--.PGD.Z. 2003-01-27T12:14:48.10 10.0 undecidable manual SG 238 0.2109 -0.18 0.3
--.VMG.Z. 2003-01-27T12:14:46.89 10.0 negative manual PG 264 0.3108 0.16 1.8
--.PGD.Z. 2003-01-27T12:14:44.48 10.0 negative manual PG 238 0.2109 -0.14 2
--.SFI.Z. 2003-01-27T12:14:44.72 10.0 undecidable manual SG 227 0.1221 -0.12 0.4
--.SFI.Z. 2003-01-27T12:14:42.79 10.0 negative manual PG 227 0.1221 0.16 1.8
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