Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Md 2.3 on date 18-01-1992 and time 12:51:49 (Italy) in region 2 km NW Beverino (SP)

A magnitude Md 2.3 earthquake occured in region: 2 km NW Beverino (SP), on

  • 18-01-1992 11:51:49 (UTC)
  • 18-01-1992 12:51:49 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.2110, 9.7620 at 5 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Beverino SP 2 2429 2429
Borghetto di Vara SP 4 938 3367
Brugnato SP 4 1270 4637
Pignone SP 5 565 5202
Rocchetta di Vara SP 5 703 5905
Riccò del Golfo di Spezia SP 6 3698 9603
Calice al Cornoviglio SP 7 1138 10741
Zignago SP 8 532 11273
Carrodano SP 9 503 11776
Follo SP 10 6337 18113
Vernazza SP 10 848 18961
Monterosso al Mare SP 11 1464 20425
Bolano SP 11 7813 28238
Sesta Godano SP 12 1377 29615
Riomaggiore SP 12 1576 31191
Vezzano Ligure SP 13 7356 38547
La Spezia SP 13 93959 132506
Levanto SP 13 5499 138005
Santo Stefano di Magra SP 13 9360 147365
Carro SP 14 545 147910
Bonassola SP 14 862 148772
Podenzana MS 14 2180 150952
Tresana MS 16 2044 152996
Arcola SP 16 10607 163603
Zeri MS 16 1094 164697
Framura SP 17 666 165363
Aulla MS 17 11263 176626
Mulazzo MS 17 2424 179050
Villafranca in Lunigiana MS 18 4770 183820
Portovenere SP 18 3630 187450
Lerici SP 19 10228 197678
Sarzana SP 19 21976 219654
Deiva Marina SP 19 1392 221046
Filattiera MS 19 2309 223355

Municipalities with at least 50000 inhabitants

An earthquake occurred to
13 Km NW of La Spezia (93959 inhabitants)
31 Km W of Carrara (63133 inhabitants)
36 Km NW of Massa (69479 inhabitants)
55 Km NW of Viareggio (62467 inhabitants)
70 Km E of Genova (586655 inhabitants)
72 Km NW of Lucca (89046 inhabitants)
75 Km NW of Pisa (89158 inhabitants)
80 Km SW of Parma (192836 inhabitants)
85 Km NW of Livorno (159219 inhabitants)
88 Km SW of Reggio nell'Emilia (171345 inhabitants)
94 Km S of Piacenza (102191 inhabitants)
97 Km W of Pistoia (90315 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
ML-VAX 1.9 		1992-01-18
11:51:49		 44.211 9.762 5 2013-07-15
08:41:04		 Bollettino Sismico Italiano INGV 157039
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1992-01-18 11:51:49 ± 0.587
Latitude 44.2110 ± 0.0428
Longitude 9.7620 ± 0.0577
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 157039

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) 6619.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 206
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.7
Epicentral distance of station closest to the epicenter (degree) 0.00534
Epicentral distance of station farthest from the epicenter (degree) 0.01514
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitudes information

Md:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 157039
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:26:41

ML:1.9

Field Value
Value 1.9
Uncertainty
Num. used stations 5
Type of magnitude ML
Reference to an origin 157039
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(km) Takeoff_angle Residual Weight
--.CRE.Z. 1992-01-18T11:52:20.00 10.0 undecidable manual PN 109 1.6761 0.82 0.9
--.PII.Z. 1992-01-18T11:52:14.55 10.0 undecidable manual SG 131 0.7326 -1.15 0.4
--.MME.Z. 1992-01-18T11:52:13.12 10.0 undecidable manual SG 90 0.666 -0.57 0.7
--.BDI.Z. 1992-01-18T11:52:10.45 10.0 undecidable manual SG 103 0.6105 -1.47 0.2
--.BOB.Z. 1992-01-18T11:52:10.20 10.0 undecidable manual SG 337 0.5883 -1.15 0.4
--.MME.Z. 1992-01-18T11:52:04.61 10.0 undecidable manual PG 90 0.666 1.25 0.8
--.PII.Z. 1992-01-18T11:52:03.79 10.0 undecidable manual PG 131 0.7326 -0.73 1.5
--.BDI.Z. 1992-01-18T11:52:02.85 10.0 undecidable manual PG 103 0.6105 0.52 1.9
--.BOB.Z. 1992-01-18T11:52:01.89 10.0 undecidable manual PG 337 0.5883 -0.12 2.2
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