Earthquake with magnitude of Md 1.9 on date 13-07-2003 and time 04:42:25 (Italy) in region 4 km SE Civitella di Romagna (FC)

A magnitude Md 1.9 earthquake occured in region: 4 km SE Civitella di Romagna (FC), on

  • 13-07-2003 02:42:25 (UTC)
  • 13-07-2003 04:42:25 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.9770, 11.9670 at 9 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 5 2516 6302
Santa Sofia FC 6 4136 10438
Bagno di Romagna FC 13 6026 16464
Rocca San Casciano FC 14 1910 18374
Predappio FC 14 6346 24720
Premilcuore FC 15 799 25519
Sarsina FC 15 3446 28965
Portico e San Benedetto FC 16 756 29721
Dovadola FC 17 1653 31374
Meldola FC 18 9970 41344
Mercato Saraceno FC 19 6886 48230

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km S of Forlì (117913 inhabitants)
28 Km SW of Cesena (96758 inhabitants)
35 Km S of Faenza (58541 inhabitants)
47 Km SE of Imola (69797 inhabitants)
49 Km W of Rimini (147750 inhabitants)
53 Km SW of Ravenna (159116 inhabitants)
57 Km N of Arezzo (99543 inhabitants)
61 Km E of Firenze (382808 inhabitants)
67 Km E of Scandicci (50609 inhabitants)
70 Km E of Prato (191150 inhabitants)
76 Km SE of Bologna (386663 inhabitants)
76 Km W of Pesaro (94582 inhabitants)
84 Km E of Pistoia (90315 inhabitants)
86 Km W of Fano (60888 inhabitants)
89 Km NE of Siena (53903 inhabitants)
100 Km S 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 1.9
ML-VAX 1.5
2003-07-13
02:42:25
43.977 11.967 9 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 480919
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2003-07-13 02:42:25 ± 0.197
Latitude 43.9770 ± 0.0098
Longitude 11.9670 ± 0.0108
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 480919

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) 1395.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 261
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
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) 0.00097
Epicentral distance of station farthest from the epicenter (degree) 0.00397
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:1.9

Field Value
Value 1.9
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 480919
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 00:38:12

ML:1.5

Field Value
Value 1.5
Uncertainty
Num. used stations 1
Type of magnitude ML
Reference to an origin 480919
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. 2003-07-13T02:42:42.21 10.0 undecidable manual SG 280 0.444 0.19 0.2
--.CRE.Z. 2003-07-13T02:42:38.96 10.0 undecidable manual SG 181 0.3552 -0.27 0.1
--.VMG.Z. 2003-07-13T02:42:37.70 10.0 undecidable manual SG 267 0.2997 0.15 0.4
--.PGD.Z. 2003-07-13T02:42:34.24 10.0 undecidable manual SG 240 0.1998 0.04 0.7
--.SEI.Z. 2003-07-13T02:42:34.94 10.0 undecidable manual PG 280 0.444 -0.18 0.6
--.CRE.Z. 2003-07-13T02:42:33.70 10.0 undecidable manual PG 181 0.3552 0.18 0.7
--.VMG.Z. 2003-07-13T02:42:32.51 10.0 positive manual PG 267 0.2997 -0.03 3.5
--.SFI.Z. 2003-07-13T02:42:30.93 10.0 undecidable manual SG 229 0.111 -0.18 0.3
--.PGD.Z. 2003-07-13T02:42:30.64 10.0 undecidable manual PG 240 0.1998 0.03 1.9
--.SFI.Z. 2003-07-13T02:42:28.90 10.0 undecidable manual PG 229 0.111 0.07 1.6
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download