Earthquake with magnitude of Md 2.3 on date 14-01-1996 and time 08:50:48 (UTC) in region 3 km W Marradi (FI)

A magnitude Md 2.3 earthquake occured in region: 3 km W Marradi (FI), on

  • 14-01-1996 08:50:48 (UTC)
  • 14-01-1996 09:50:48 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.0740, 11.5760 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
Marradi FI 3 3139 3139
Palazzuolo sul Senio FI 5 1154 4293
Tredozio FC 14 1212 5505
Firenzuola FI 16 4726 10231
Castel del Rio BO 17 1246 11477
San Godenzo FI 17 1167 12644
Casola Valsenio RA 17 2617 15261
Portico e San Benedetto FC 17 756 16017
Vicchio FI 18 8044 24061
Premilcuore FC 19 799 24860
Modigliana FC 20 4560 29420
Borgo San Lorenzo FI 20 18211 47631

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km SW of Imola (69797 inhabitants)
34 Km SW of Faenza (58541 inhabitants)
41 Km W of Forlì (117913 inhabitants)
42 Km NE of Firenze (382808 inhabitants)
44 Km E of Prato (191150 inhabitants)
47 Km NE of Scandicci (50609 inhabitants)
50 Km SE of Bologna (386663 inhabitants)
54 Km W of Cesena (96758 inhabitants)
55 Km E of Pistoia (90315 inhabitants)
63 Km SW of Ravenna (159116 inhabitants)
72 Km NW of Arezzo (99543 inhabitants)
79 Km W of Rimini (147750 inhabitants)
82 Km SE of Modena (184973 inhabitants)
85 Km S of Ferrara (133155 inhabitants)
86 Km N of Siena (53903 inhabitants)
90 Km E of Lucca (89046 inhabitants)
96 Km SE of Carpi (70699 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 2.3 1996-01-14
08:50:48
44.074 11.576 10 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 240239
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1996-01-14 08:50:48 ± 0.235
Latitude 44.0740 ± 0.0126
Longitude 11.5760 ± 0.0130
Depth (km) 10 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 240239

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) 1743.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 185
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) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00089
Epicentral distance of station farthest from the epicenter (degree) 0.00469
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

Md:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 240239
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 20:47:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.CRE.Z. 1996-01-14T08:51:07.40 10.0 undecidable manual SG 149 0.5217 -0.67 0
--.CRE.Z. 1996-01-14T08:51:00.00 10.0 undecidable manual PG 149 0.5217 0.26 0.6
--.SFI.Z. 1996-01-14T08:50:58.23 10.0 undecidable manual SG 131 0.2553 -0.83 0
--.PGD.Z. 1996-01-14T08:50:57.94 10.0 undecidable manual SG 152 0.2109 -0.03 0.5
--.SFI.Z. 1996-01-14T08:50:54.55 10.0 undecidable manual PG 131 0.2553 -0.2 1.1
--.PGD.Z. 1996-01-14T08:50:54.89 10.0 undecidable manual PG 152 0.2109 0.77 0.1
--.LMD.N. 1996-01-14T08:50:54.14 10.0 undecidable manual SG 88 0.0999 -0.08 0.5
--.VMG.Z. 1996-01-14T08:50:54.41 10.0 undecidable manual SG 191 0.111 -0.07 0.8
--.VMG.Z. 1996-01-14T08:50:52.19 10.0 positive manual PG 191 0.111 0.08 2.5
--.SEI.Z. 1996-01-14T08:50:52.70 10.0 positive manual PG 263 0.1554 -0.19 2.2
--.LMD.Z. 1996-01-14T08:50:51.99 10.0 positive manual PG 88 0.0999 0.04 2.6
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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