Earthquake with magnitude of Md 2.2 on date 25-01-1993 and time 00:09:22 (Italy) in region 3 km SW Castel Vittorio (IM)

A magnitude Md 2.2 earthquake occured in region: 3 km SW Castel Vittorio (IM), on

  • 24-01-1993 23:09:22 (UTC)
  • 25-01-1993 00:09:22 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.9090, 7.6540 at 9 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
Castel Vittorio IM 3 287 287
Pigna IM 3 859 1146
Apricale IM 3 629 1775
Isolabona IM 3 679 2454
Rocchetta Nervina IM 5 298 2752
Perinaldo IM 5 870 3622
Bajardo IM 5 312 3934
Dolceacqua IM 7 2074 6008
Airole IM 9 407 6415
Soldano IM 9 977 7392
Seborga IM 10 315 7707
San Biagio della Cima IM 10 1329 9036
Ceriana IM 10 1250 10286
Camporosso IM 11 5632 15918
Vallebona IM 11 1310 17228
Olivetta San Michele IM 11 211 17439
Vallecrosia IM 13 6956 24395
Triora IM 13 355 24750
Ospedaletti IM 13 3367 28117
Molini di Triora IM 13 617 28734
Ventimiglia IM 14 24310 53044
Sanremo IM 14 54807 107851
Bordighera IM 14 10469 118320
Montalto Ligure IM 16 377 118697
Badalucco IM 16 1136 119833
Taggia IM 17 14116 133949
Castellaro IM 18 1256 135205
Carpasio IM 18 168 135373
Riva Ligure IM 20 2910 138283
Pompeiana IM 20 823 139106

Municipalities with at least 50000 inhabitants

An earthquake occurred to
14 Km NW of Sanremo (54807 inhabitants)
55 Km S of Cuneo (56081 inhabitants)
80 Km SW of Savona (61345 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 2.2
M 2.3
1993-01-24
23:09:22
43.909 7.654 9 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 179339
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1993-01-24 23:09:22 ± 0.246
Latitude 43.9090 ± 0.0147
Longitude 7.6540 ± 0.0166
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 179339

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) 2102.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 102
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) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00146
Epicentral distance of station farthest from the epicenter (degree) 0.01554
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:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 179339
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:48:11

M:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 179339
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 09:42:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.PGF.Z. 1993-01-24T23:10:13.30 10.0 undecidable manual SN 143 1.6761 0.01 0.6
--.LRG.Z. 1993-01-24T23:09:57.90 10.0 undecidable manual SG 244 1.0323 -0.25 0.7
--.LMR.Z. 1993-01-24T23:09:57.50 10.0 undecidable manual SG 235 1.0101 0.35 0.6
--.LPL.Z. 1993-01-24T23:09:53.20 10.0 undecidable manual PN 337 1.7205 0.49 0.7
--.LPG.Z. 1993-01-24T23:09:53.00 10.0 undecidable manual PN 338 1.7094 0.59 0.5
--.PGF.Z. 1993-01-24T23:09:52.20 10.0 undecidable manual PN 143 1.6761 0.31 1.1
--.FRF.Z. 1993-01-24T23:09:49.70 10.0 undecidable manual SG 244 0.7992 -0.97 0
--.CKI.Z. 1993-01-24T23:09:45.76 10.0 undecidable manual SG 40 0.6771 -0.84 0.1
--.LRG.Z. 1993-01-24T23:09:43.20 10.0 undecidable manual PG 244 1.0323 0.05 2
--.LMR.Z. 1993-01-24T23:09:42.60 10.0 undecidable manual PG 235 1.0101 0.03 2
--.FRF.Z. 1993-01-24T23:09:39.00 10.0 undecidable manual PG 244 0.7992 0.16 1.9
--.CKI.Z. 1993-01-24T23:09:35.98 10.0 undecidable manual PG 40 0.6771 -0.51 0.9
--.SBF.Z. 1993-01-24T23:09:29.80 10.0 undecidable manual SG 253 0.1665 0.1 0.8
--.SBF.Z. 1993-01-24T23:09:26.60 10.0 undecidable manual PG 253 0.1665 -0.13 1.9
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