Earthquake with magnitude of Md 2.4 on date 26-01-1994 and time 04:04:42 (Italy) in region 2 km NE Torraca (SA)

A magnitude Md 2.4 earthquake occured in region: 2 km NE Torraca (SA), on

  • 26-01-1994 03:04:42 (UTC)
  • 26-01-1994 04:04:42 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.1260, 15.6450 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
Torraca SA 2 1263 1263
Casaletto Spartano SA 4 1420 2683
Tortorella SA 4 523 3206
Sapri SA 6 6770 9976
Vibonati SA 6 3293 13269
Morigerati SA 8 665 13934
Ispani SA 8 1026 14960
Santa Marina SA 9 3243 18203
Caselle in Pittari SA 10 1956 20159
Lagonegro PZ 10 5584 25743
Casalbuono SA 11 1194 26937
Rivello PZ 11 2767 29704
Nemoli PZ 15 1495 31199
Torre Orsaia SA 15 2118 33317
Sanza SA 15 2608 35925
Maratea PZ 16 5139 41064
Trecchina PZ 16 2316 43380
Buonabitacolo SA 16 2549 45929
Montesano sulla Marcellana SA 17 6704 52633
Roccagloriosa SA 18 1722 54355
San Giovanni a Piro SA 19 3780 58135
Lauria PZ 19 12919 71054
Alfano SA 20 1023 72077

Municipalities with at least 50000 inhabitants

An earthquake occurred to
59 Km S of Potenza (67122 inhabitants)
78 Km SE of Battipaglia (50786 inhabitants)
97 Km SE of Salerno (135261 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 2.4 1994-01-26
03:04:42
40.126 15.645 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 204429
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1994-01-26 03:04:42 ± 0.209
Latitude 40.1260 ± 0.0176
Longitude 15.6450 ± 0.0171
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 204429

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) 2433.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 182
Number of associated phases, regardless of their use for origin computation 7
Number of defining phases 7
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) 0.00057
Epicentral distance of station farthest from the epicenter (degree) 0.00575
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

Md:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 204429
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 20:12:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.ORI.Z. 1994-01-26T03:05:03.81 10.0 undecidable manual SG 96 0.6105 -0.76 0
--.SGO.Z. 1994-01-26T03:05:00.73 10.0 undecidable manual SG 329 0.4995 -0.25 0.5
--.MU9.Z. 1994-01-26T03:04:56.41 10.0 undecidable manual PG 349 0.6327 0.42 0.6
--.ORI.Z. 1994-01-26T03:04:55.76 10.0 undecidable manual PG 96 0.6105 0.34 0.8
--.SGO.Z. 1994-01-26T03:04:53.10 10.0 undecidable manual PG 329 0.4995 -0.33 0.9
--.MGR.Z. 1994-01-26T03:04:47.37 10.0 undecidable manual SG 279 0.0666 0.07 0.7
--.MGR.Z. 1994-01-26T03:04:45.42 10.0 negative manual PG 279 0.0666 -0.03 3.4
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