Earthquake with magnitude of Md 2.4 on date 26-11-1990 and time 16:54:47 (Italy) in region 5 km E Barberino di Mugello (FI)

A magnitude Md 2.4 earthquake occured in region: 5 km E Barberino di Mugello (FI), on

  • 26-11-1990 15:54:47 (UTC)
  • 26-11-1990 16:54:47 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.01, 11.3 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
Barberino di Mugello FI 5 10836 10836
Scarperia e San Piero FI 5 12217 23053
Borgo San Lorenzo FI 9 18211 41264
Vaglia FI 11 5073 46337
Vernio PO 12 6060 52397
Firenzuola FI 14 4726 57123
Vaiano PO 14 9895 67018
Cantagallo PO 15 3105 70123
Vicchio FI 16 8044 78167
Calenzano FI 19 17489 95656
Castiglione dei Pepoli BO 19 5648 101304

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km NE of Prato (191150 inhabitants)
27 Km N of Firenze (382808 inhabitants)
29 Km NE of Scandicci (50609 inhabitants)
31 Km E of Pistoia (90315 inhabitants)
51 Km SW of Imola (69797 inhabitants)
54 Km S of Bologna (386663 inhabitants)
56 Km SW of Faenza (58541 inhabitants)
64 Km W of Forlì (117913 inhabitants)
66 Km E of Lucca (89046 inhabitants)
76 Km NW of Arezzo (99543 inhabitants)
77 Km N of Siena (53903 inhabitants)
77 Km SE of Modena (184973 inhabitants)
77 Km W of Cesena (96758 inhabitants)
79 Km E of Pisa (89158 inhabitants)
85 Km E of Viareggio (62467 inhabitants)
85 Km SW of Ravenna (159116 inhabitants)
92 Km SE of Carpi (70699 inhabitants)
92 Km E of Massa (69479 inhabitants)
93 Km SE of Reggio nell'Emilia (171345 inhabitants)
94 Km NE of Livorno (159219 inhabitants)
96 Km S of Ferrara (133155 inhabitants)
96 Km E of Carrara (63133 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 2.4 1990-11-26
15:54:47
44.01 11.3 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 131339
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-11-26 15:54:47 ± 0.12
Latitude 44.01 ± 0.02
Longitude 11.30 ± 0.01
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 131339

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) 2359.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 170
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
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) 0.00291
Epicentral distance of station farthest from the epicenter (degree) 0.00559
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

Md:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 131339
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:02:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.PII.Z. 1990-11-26T15:55:10.00 10.0 undecidable manual SG 243 0.0056 0.6 0.1
--.CRE.Z. 1990-11-26T15:55:08.50 10.0 undecidable manual SG 129 0.0054 -0.37 0.2
--.BDI.Z. 1990-11-26T15:55:05.00 10.0 undecidable manual SG 276 0.0045 -0.55 0.1
--.MME.Z. 1990-11-26T15:55:04.61 10.0 undecidable manual SG 294 0.0041 0.3 0.4
--.SFI.Z. 1990-11-26T15:55:02.30 10.0 undecidable manual SG 104 0.0036 -0.13 0.5
--.SR3.E. 1990-11-26T15:55:02.00 10.0 undecidable manual SG 108 0.0036 -0.36 0.3
--.CRE.Z. 1990-11-26T15:55:00.00 10.0 undecidable manual PG 129 0.0054 0.21 1.1
--.PII.Z. 1990-11-26T15:55:00.00 10.0 undecidable manual PG 243 0.0056 -0.09 1.2
--.PGD.Z. 1990-11-26T15:55:00.00 10.0 undecidable manual SG 113 0.0029 0.03 0.9
--.MME.Z. 1990-11-26T15:54:57.61 10.0 undecidable manual PG 294 0.0041 0.46 0.5
--.BDI.Z. 1990-11-26T15:54:57.60 10.0 negative manual PG 276 0.0045 -0.27 1.9
--.SR3.Z. 1990-11-26T15:54:56.00 10.0 positive manual PG 108 0.0036 -0.03 3
--.SFI.Z. 1990-11-26T15:54:55.90 10.0 negative manual PG 104 0.0036 -0.17 2.5
--.PGD.Z. 1990-11-26T15:54:55.10 10.0 positive manual PG 113 0.0029 0.45 1.1
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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