Earthquake with magnitude of Md 2.6 on date 13-06-1992 and time 23:28:54 (Italy) in region 6 km E Firenzuola (FI)

A magnitude Md 2.6 earthquake occured in region: 6 km E Firenzuola (FI), on

  • 13-06-1992 21:28:54 (UTC)
  • 13-06-1992 23:28:54 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.14, 11.46 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
Firenzuola FI 7 4726 4726
Palazzuolo sul Senio FI 8 1154 5880
Castel del Rio BO 10 1246 7126
Marradi FI 14 3139 10265
Monghidoro BO 15 3749 14014
Fontanelice BO 16 1943 15957
Casola Valsenio RA 17 2617 18574
Loiano BO 18 4294 22868
Borgo Tossignano BO 19 3288 26156
San Benedetto Val di Sambro BO 20 4315 30471

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km SW of Imola (69797 inhabitants)
38 Km W of Faenza (58541 inhabitants)
40 Km NE of Prato (191150 inhabitants)
41 Km S of Bologna (386663 inhabitants)
44 Km NE of Firenze (382808 inhabitants)
47 Km NE of Scandicci (50609 inhabitants)
48 Km W of Forlì (117913 inhabitants)
49 Km E of Pistoia (90315 inhabitants)
63 Km W of Cesena (96758 inhabitants)
67 Km W of Ravenna (159116 inhabitants)
71 Km SE of Modena (184973 inhabitants)
79 Km S of Ferrara (133155 inhabitants)
82 Km NW of Arezzo (99543 inhabitants)
83 Km E of Lucca (89046 inhabitants)
85 Km SE of Carpi (70699 inhabitants)
89 Km W of Rimini (147750 inhabitants)
91 Km SE of Reggio nell'Emilia (171345 inhabitants)
91 Km N of Siena (53903 inhabitants)
97 Km E of Pisa (89158 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
Rev 1000 Md 2.6
ML-VAX 1.6
1992-06-13
21:28:54
44.14 11.46 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 167239
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1992-06-13 21:28:54 ± 0.396
Latitude 44.14 ± 0.03
Longitude 11.46 ± 0.02
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 167239

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) 3954.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 200
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 15
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) 0.00283
Epicentral distance of station farthest from the epicenter (degree) 0.00704
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitudes information

Md:2.6

Field Value
Value 2.6
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 167239
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:36:25

ML:1.6

Field Value
Value 1.6
Uncertainty
Num. used stations 4
Type of magnitude ML
Reference to an origin 167239
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 Takeoff_angle Residual Weight
--.PII.Z. 1992-06-13T21:29:21.66 10.0 undecidable manual SG 238 0.007 -0.39 0.6
--.CRE.Z. 1992-06-13T21:29:16.93 10.0 undecidable manual SG 145 0.0056 0.09 0.8
--.BDI.Z. 1992-06-13T21:29:15.75 10.0 undecidable manual SG 263 0.0056 -0.91 0.3
--.MME.Z. 1992-06-13T21:29:13.47 10.0 undecidable manual SG 276 0.0049 -0.76 0.5
--.FIR.Z. 1992-06-13T21:29:11.00 10.0 undecidable manual SG 202 0.0035 1.77 0
--.PII.Z. 1992-06-13T21:29:11.20 10.0 undecidable manual PG 238 0.007 0.67 1.1
--.SFI.Z. 1992-06-13T21:29:08.20 10.0 undecidable manual SG 129 0.0032 -0.2 0.8
--.CRE.Z. 1992-06-13T21:29:08.26 10.0 undecidable manual PG 145 0.0056 0.73 1.1
--.GU9.Z. 1992-06-13T21:29:08.91 10.0 undecidable manual PG 289 0.0059 0.8 1
--.BDI.Z. 1992-06-13T21:29:07.23 10.0 undecidable manual PG 263 0.0056 -0.2 1.9
--.PGD.Z. 1992-06-13T21:29:06.67 10.0 undecidable manual SG 143 0.0028 -0.4 0.7
--.MME.Z. 1992-06-13T21:29:05.99 10.0 undecidable manual PG 276 0.0049 -0.02 2.1
--.FIR.Z. 1992-06-13T21:29:02.00 10.0 undecidable manual PG 202 0.0035 -1.13 0.6
--.SFI.Z. 1992-06-13T21:29:02.11 10.0 undecidable manual PG 129 0.0032 -0.55 1.5
--.PGD.Z. 1992-06-13T21:29:01.88 10.0 undecidable manual PG 143 0.0028 0 2.1
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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