Earthquake with magnitude of Md 2.0 on date 26-02-2003 and time 18:05:48 (UTC) in region 2 km E Apecchio (PU)

A magnitude Md 2.0 earthquake occured in region: 2 km E Apecchio (PU), on

  • 26-02-2003 18:05:48 (UTC)
  • 26-02-2003 19:05:48 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.5680, 12.4470 at 10 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
Apecchio PU 2 1882 1882
Piobbico PU 6 2029 3911
Sant'Angelo in Vado PU 11 4133 8044
Mercatello sul Metauro PU 13 1378 9422
Urbania PU 13 7099 16521
Pietralunga PG 14 2111 18632
Peglio PU 15 696 19328
Borgo Pace PU 16 606 19934
Cagli PU 16 8731 28665
Piandimeleto PU 18 2167 30832
Belforte all'Isauro PU 18 769 31601
Cantiano PU 18 2245 33846
Lunano PU 18 1527 35373
Acqualagna PU 19 4393 39766
Sestino AR 20 1355 41121

Municipalities with at least 50000 inhabitants

An earthquake occurred to
47 Km E of Arezzo (99543 inhabitants)
51 Km N of Perugia (166134 inhabitants)
54 Km SW of Pesaro (94582 inhabitants)
55 Km SW of Fano (60888 inhabitants)
56 Km S of Rimini (147750 inhabitants)
65 Km S of Cesena (96758 inhabitants)
71 Km NW of Foligno (57155 inhabitants)
80 Km SE of Forlì (117913 inhabitants)
87 Km W of Ancona (100861 inhabitants)
92 Km SE of Faenza (58541 inhabitants)
94 Km E of Siena (53903 inhabitants)
97 Km S of Ravenna (159116 inhabitants)
98 Km E of Firenze (382808 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 2003-02-26
18:05:48
43.568 12.447 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 470699
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2003-02-26 18:05:48 ± 0.237
Latitude 43.5680 ± 0.0195
Longitude 12.4470 ± 0.0178
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 470699

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) 2598.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 147
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00324
Epicentral distance of station farthest from the epicenter (degree) 0.00421
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 3
Type of magnitude Md
Reference to an origin 470699
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 00:26:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.SNTG.Z. 2003-02-26T18:06:06.52 10.0 undecidable manual SG 130 0.4662 1.27 0
--.RSM.Z. 2003-02-26T18:06:02.19 10.0 undecidable manual SG 0 0.3552 0.62 0.4
--.ARV.Z. 2003-02-26T18:06:01.96 10.0 undecidable manual SG 100 0.3552 0.21 0.8
--.CRE.Z. 2003-02-26T18:06:01.23 10.0 undecidable manual SG 278 0.3552 -0.42 0.6
--.SNTG.Z. 2003-02-26T18:05:57.34 10.0 undecidable manual PG 130 0.4662 -0.65 0.9
--.CRE.Z. 2003-02-26T18:05:56.36 10.0 undecidable manual PG 278 0.3552 0.45 1.5
--.RSM.Z. 2003-02-26T18:05:55.56 10.0 undecidable manual PG 0 0.3552 -0.31 1.8
--.ARV.Z. 2003-02-26T18:05:55.81 10.0 undecidable manual PG 100 0.3552 -0.16 2
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