Earthquake with magnitude of Md 2.1 on date 13-04-2003 and time 06:48:50 (Italy) in region 8 km E San Marcello Pistoiese (PT)

A magnitude Md 2.1 earthquake occured in region: 8 km E San Marcello Pistoiese (PT), on

  • 13-04-2003 04:48:50 (UTC)
  • 13-04-2003 06:48:50 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.0360, 10.8930 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
San Marcello Pistoiese PT 8 6416 6416
Piteglio PT 10 1683 8099
Sambuca Pistoiese PT 12 1626 9725
Pistoia PT 12 90315 100040
Cutigliano PT 13 1488 101528
Lizzano in Belvedere BO 14 2212 103740
Alto Reno Terme BO 15 6960 110700
Marliana PT 15 3210 113910
Serravalle Pistoiese PT 15 11659 125569
Montale PT 15 10737 136306
Montemurlo PO 17 18456 154762
Cantagallo PO 17 3105 157867
Agliana PT 17 17525 175392
Massa e Cozzile PT 18 7983 183375
Castel di Casio BO 18 3448 186823
Gaggio Montano BO 19 4878 191701
Pieve a Nievole PT 19 9266 200967
Monsummano Terme PT 19 21338 222305
Montecatini-Terme PT 19 20409 242714
Vaiano PO 20 9895 252609

Municipalities with at least 50000 inhabitants

An earthquake occurred to
12 Km N of Pistoia (90315 inhabitants)
24 Km NW of Prato (191150 inhabitants)
38 Km NE of Lucca (89046 inhabitants)
39 Km NW of Scandicci (50609 inhabitants)
42 Km NW of Firenze (382808 inhabitants)
53 Km NE of Pisa (89158 inhabitants)
55 Km E of Viareggio (62467 inhabitants)
60 Km E of Massa (69479 inhabitants)
62 Km SW of Bologna (386663 inhabitants)
64 Km E of Carrara (63133 inhabitants)
68 Km S of Modena (184973 inhabitants)
71 Km NE of Livorno (159219 inhabitants)
75 Km W of Imola (69797 inhabitants)
77 Km S of Reggio nell'Emilia (171345 inhabitants)
83 Km S of Carpi (70699 inhabitants)
84 Km W of Faenza (58541 inhabitants)
85 Km E of La Spezia (93959 inhabitants)
87 Km NW of Siena (53903 inhabitants)
94 Km W of Forlì (117913 inhabitants)
96 Km SE of Parma (192836 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 2.1 2003-04-13
04:48:50
44.036 10.893 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 475129
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2003-04-13 04:48:50 ± 0.381
Latitude 44.0360 ± 0.0250
Longitude 10.8930 ± 0.0223
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 475129

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) 3302.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 190
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) 0.5
Epicentral distance of station closest to the epicenter (degree) 0.00186
Epicentral distance of station farthest from the epicenter (degree) 0.00340
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:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 475129
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 00:31:36
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.GSCL.Z. 2003-04-13T04:49:05.13 10.0 undecidable manual SG 325 0.3774 0.62 0.5
--.SEI.Z. 2003-04-13T04:49:03.82 10.0 undecidable manual SG 86 0.333 0.86 0.4
--.ZCCA.Z. 2003-04-13T04:49:02.73 10.0 undecidable manual SG 10 0.3108 0.2 0.8
--.BDI.Z. 2003-04-13T04:49:00.19 10.0 undecidable manual SG 276 0.2109 1.08 0.3
--.GSCL.Z. 2003-04-13T04:48:57.50 10.0 undecidable manual PG 325 0.3774 -1.46 0.3
--.ZCCA.Z. 2003-04-13T04:48:57.13 10.0 undecidable manual PG 10 0.3108 -0.23 1.9
--.SEI.Z. 2003-04-13T04:48:57.25 10.0 undecidable manual PG 86 0.333 -0.36 1.8
--.BDI.Z. 2003-04-13T04:48:55.26 10.0 undecidable manual PG 276 0.2109 -0.13 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