Earthquake with magnitude of ML-VAX 4.0 on date 02-01-1997 and time 16:22:25 (Italy) in region Mar Ionio Meridionale (MARE)

A magnitude ML-VAX 4.0 earthquake occured in region: Mar Ionio Meridionale (MARE), on

  • 02-01-1997 15:22:25 (UTC)
  • 02-01-1997 16:22:25 (UTC +01:00) Italian time
  • 02-01-1997 17:22:25 (UTC +02:00) local time in the region of the earthquake (Europe/Athens)

and geographic coordinates (lat, lon) 37.4970, 20.3940 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

No Italian municipalities within 100 km from the epicenter with at least 50000 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
ML-VAX 4.0 1997-01-02
15:22:25
37.497 20.394 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 258989
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1997-01-02 15:22:25 ± 1.479
Latitude 37.4970 ± 0.0606
Longitude 20.3940 ± 0.1260
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 258989

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) 12994.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 295
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 36
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.8
Epicentral distance of station closest to the epicenter (degree) 0.03003
Epicentral distance of station farthest from the epicenter (degree) 0.09657
Number of stations at which the event was observed 33
Number of stations from which data was used for origin computation 33
Magnitude information

ML:4.0

Field Value
Value 4.0
Uncertainty
Num. used stations 25
Type of magnitude ML
Reference to an origin 258989
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
--.CTI.Z. 1997-01-02T15:24:58.42 10.0 undecidable manual PN 324 10.7226 -0.54 1
--.FVI.Z. 1997-01-02T15:24:57.36 10.0 undecidable manual PN 329 10.6782 -1.03 0.7
--.FB9.Z. 1997-01-02T15:24:27.50 10.0 undecidable manual PN 318 8.4582 -0.27 1.3
--.ARV.Z. 1997-01-02T15:24:23.46 10.0 undecidable manual PN 317 8.2251 -1.26 0.6
--.PZI.Z. 1997-01-02T15:24:18.57 10.0 undecidable manual SN 264 4.3512 -0.96 0.4
--.MNS.Z. 1997-01-02T15:24:17.68 10.0 undecidable manual PN 310 7.6479 0.91 0.9
--.LT9.Z. 1997-01-02T15:24:14.35 10.0 undecidable manual SN 317 4.1514 -0.61 0.6
--.AU9.Z. 1997-01-02T15:24:11.99 10.0 undecidable manual SN 266 4.107 -1.86 0.1
--.PQ9.Z. 1997-01-02T15:24:09.50 10.0 undecidable manual PN 310 7.0041 1.58 0.4
--.SDI.Z. 1997-01-02T15:24:01.74 10.0 undecidable manual PN 310 6.5823 -0.25 1.5
--.CPI2.Z. 1997-01-02T15:23:57.54 10.0 undecidable manual PN 311 6.2049 0.7 1.2
--.DUI.Z. 1997-01-02T15:23:56.88 10.0 undecidable manual PN 312 6.1605 0.5 1.4
--.SMB1.Z. 1997-01-02T15:23:53.13 10.0 undecidable manual PN 312 5.8497 1.13 0.8
--.FG2.Z. 1997-01-02T15:23:51.54 10.0 undecidable manual PN 317 5.883 -0.92 1
--.PSB1.Z. 1997-01-02T15:23:50.47 10.0 undecidable manual PN 311 5.6832 0.7 1.3
--.MRB1.Z. 1997-01-02T15:23:48.66 10.0 undecidable manual PN 311 5.5389 1.02 1
--.FG5.Z. 1997-01-02T15:23:47.25 10.0 undecidable manual PN 313 5.4612 0.54 1.4
--.FAI.Z. 1997-01-02T15:23:46.40 10.0 undecidable manual PN 268 5.3391 1.11 0.9
--.CI9.Z. 1997-01-02T15:23:45.99 10.0 undecidable manual PN 309 5.3391 1.02 1
--.FG3.Z. 1997-01-02T15:23:44.40 10.0 undecidable manual PN 320 5.4057 -1.96 0.2
--.FG4.Z. 1997-01-02T15:23:43.46 10.0 undecidable manual PN 314 5.217 0.04 1.7
--.SGO.Z. 1997-01-02T15:23:41.66 10.0 undecidable manual PN 307 4.9839 1.54 0.5
--.CS9.Z. 1997-01-02T15:23:41.48 10.0 undecidable manual PN 275 5.0061 1.04 1
--.MU9.Z. 1997-01-02T15:23:40.93 10.0 undecidable manual PN 310 4.995 0.61 1.4
--.SL9.Z. 1997-01-02T15:23:37.43 10.0 undecidable manual PN 308 4.6842 1.41 0.6
--.PZI.Z. 1997-01-02T15:23:30.44 10.0 undecidable manual PN 264 4.3512 -0.91 1.1
--.BRT.Z. 1997-01-02T15:23:28.19 10.0 undecidable manual PN 322 4.1958 -1.13 0.9
--.LT9.Z. 1997-01-02T15:23:27.68 10.0 undecidable manual PN 317 4.1514 -1.03 1
--.AU9.Z. 1997-01-02T15:23:26.52 10.0 undecidable manual PN 266 4.107 -1.55 0.5
--.ORI.Z. 1997-01-02T15:23:26.64 10.0 undecidable manual PN 309 3.9849 0.2 1.6
--.ATN.Z. 1997-01-02T15:23:26.47 10.0 undecidable manual PN 279 3.9405 0.7 1.3
--.SC9.Z. 1997-01-02T15:23:23.46 10.0 undecidable manual PN 281 3.7518 0.17 1.7
--.MO9.Z. 1997-01-02T15:23:22.83 10.0 undecidable manual PN 277 3.7407 -0.2 1.6
--.SOI.Z. 1997-01-02T15:23:18.96 10.0 undecidable manual PN 279 3.4632 -0.32 1.6
--.GRI.Z. 1997-01-02T15:23:17.14 10.0 undecidable manual PN 292 3.3855 -0.99 1
--.LCI.Z. 1997-01-02T15:23:16.28 10.0 undecidable manual PN 327 3.33 -1.19 0.8
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