Earthquake with magnitude of Md 2.1 on date 07-04-1992 and time 17:25:39 (UTC) in region 7 km NE Bagni di Lucca (LU)

A magnitude Md 2.1 earthquake occured in region: 7 km NE Bagni di Lucca (LU), on

  • 07-04-1992 17:25:39 (UTC)
  • 07-04-1992 19:25:39 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.0580, 10.6580 at 14 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
Bagni di Lucca LU 7 6161 6161
Cutigliano PT 9 1488 7649
Piteglio PT 9 1683 9332
Abetone PT 10 621 9953
Coreglia Antelminelli LU 11 5215 15168
San Marcello Pistoiese PT 11 6416 21584
Borgo a Mozzano LU 13 6994 28578
Fiumalbo MO 14 1280 29858
Barga LU 14 10034 39892
Villa Basilica LU 14 1633 41525
Marliana PT 16 3210 44735
Pievepelago MO 17 2222 46957
Pescia PT 17 19644 66601
Fosciandora LU 17 602 67203
Gallicano LU 18 3807 71010
Massa e Cozzile PT 18 7983 78993
Molazzana LU 19 1043 80036
Riolunato MO 19 712 80748
Uzzano PT 20 5770 86518
Fanano MO 20 2989 89507

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km NW of Pistoia (90315 inhabitants)
27 Km NE of Lucca (89046 inhabitants)
39 Km NE of Viareggio (62467 inhabitants)
40 Km W of Prato (191150 inhabitants)
41 Km E of Massa (69479 inhabitants)
43 Km NE of Pisa (89158 inhabitants)
45 Km E of Carrara (63133 inhabitants)
54 Km NW of Scandicci (50609 inhabitants)
58 Km NW of Firenze (382808 inhabitants)
63 Km NE of Livorno (159219 inhabitants)
66 Km E of La Spezia (93959 inhabitants)
69 Km SW of Modena (184973 inhabitants)
71 Km S of Reggio nell'Emilia (171345 inhabitants)
73 Km SW of Bologna (386663 inhabitants)
83 Km S of Carpi (70699 inhabitants)
87 Km SE of Parma (192836 inhabitants)
91 Km W of Imola (69797 inhabitants)
99 Km NW of Siena (53903 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 1992-04-07
17:25:39
44.058 10.658 14 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 162089
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1992-04-07 17:25:39 ± 0.256
Latitude 44.0580 ± 0.0104
Longitude 10.6580 ± 0.0253
Depth (km) 14 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 162089

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) 2330.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 96
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
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) 0.00032
Epicentral distance of station farthest from the epicenter (degree) 0.00777
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

Md:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 162089
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:31:29
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.SFI.Z. 1992-04-07T17:26:09.34 10.0 undecidable manual SG 99 0.8658 -0.25 0.3
--.SFI.Z. 1992-04-07T17:25:57.34 10.0 undecidable manual PG 99 0.8658 0.36 0.5
--.PII.Z. 1992-04-07T17:25:52.19 10.0 undecidable manual SG 196 0.3441 -0.8 0
--.GU9.Z. 1992-04-07T17:25:51.10 10.0 undecidable manual SG 350 0.2886 -0.2 0.6
--.PII.Z. 1992-04-07T17:25:47.59 10.0 undecidable manual PG 196 0.3441 0.19 1.4
--.GU9.Z. 1992-04-07T17:25:46.57 10.0 positive manual PG 350 0.2886 0.15 3
--.MME.Z. 1992-04-07T17:25:46.40 10.0 undecidable manual SG 12 0.1332 -0.53 0.2
--.BDI.Z. 1992-04-07T17:25:45.41 10.0 undecidable manual SG 275 0.0333 0.81 0
--.MME.Z. 1992-04-07T17:25:43.52 10.0 positive manual PG 12 0.1332 -0.17 2.9
--.BDI.Z. 1992-04-07T17:25:42.19 10.0 undecidable manual PG 275 0.0333 -0.36 1
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