Earthquake with magnitude of Md 2.2 on date 16-09-1995 and time 00:38:43 (UTC) in region 5 km NE Torraca (SA)

A magnitude Md 2.2 earthquake occured in region: 5 km NE Torraca (SA), on

  • 16-09-1995 00:38:43 (UTC)
  • 16-09-1995 02:38:43 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.1440, 15.6800 at 23 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 5 1263 1263
Casaletto Spartano SA 5 1420 2683
Tortorella SA 6 523 3206
Lagonegro PZ 8 5584 8790
Casalbuono SA 8 1194 9984
Sapri SA 9 6770 16754
Vibonati SA 10 3293 20047
Rivello PZ 10 2767 22814
Morigerati SA 11 665 23479
Ispani SA 12 1026 24505
Caselle in Pittari SA 12 1956 26461
Santa Marina SA 12 3243 29704
Nemoli PZ 13 1495 31199
Buonabitacolo SA 15 2549 33748
Montesano sulla Marcellana SA 15 6704 40452
Trecchina PZ 16 2316 42768
Sanza SA 16 2608 45376
Maratea PZ 17 5139 50515
Lauria PZ 17 12919 63434
Torre Orsaia SA 18 2118 65552
Moliterno PZ 20 4062 69614

Municipalities with at least 50000 inhabitants

An earthquake occurred to
56 Km S of Potenza (67122 inhabitants)
78 Km SE of Battipaglia (50786 inhabitants)
97 Km SW of Matera (60436 inhabitants)
98 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 2.2 1995-09-16
00:38:43
40.144 15.68 23 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 232649
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1995-09-16 00:38:43 ± 0.582
Latitude 40.1440 ± 0.0241
Longitude 15.6800 ± 0.0381
Depth (km) 23 ± 5 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 232649

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) 4197.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 129
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00081
Epicentral distance of station farthest from the epicenter (degree) 0.00526
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

Md:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 232649
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 20:40:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.ORI.Z. 1995-09-16T00:39:05.43 10.0 undecidable manual SG 98 0.5883 0.82 0.2
--.SGO.Z. 1995-09-16T00:39:02.73 10.0 undecidable manual SG 325 0.4995 0.85 0.2
--.MMN.Z. 1995-09-16T00:38:57.46 10.0 undecidable manual SG 136 0.3441 0.23 0.6
--.CSI.Z. 1995-09-16T00:38:56.55 10.0 undecidable manual PG 127 0.5883 0.96 0.3
--.SL9.Z. 1995-09-16T00:38:55.32 10.0 undecidable manual SG 351 0.2442 0.85 0.2
--.ORI.Z. 1995-09-16T00:38:54.63 10.0 undecidable manual PG 98 0.5883 -0.95 0.3
--.SGO.Z. 1995-09-16T00:38:54.15 10.0 undecidable manual PG 325 0.4995 0.15 1.4
--.MMN.Z. 1995-09-16T00:38:51.20 10.0 undecidable manual PG 136 0.3441 -0.3 1.4
--.MGR.Z. 1995-09-16T00:38:51.80 10.0 undecidable manual SG 265 0.0888 -0.14 0.6
--.SL9.Z. 1995-09-16T00:38:49.32 10.0 negative manual PG 351 0.2442 -0.41 2.5
--.MGR.Z. 1995-09-16T00:38:47.81 10.0 positive manual PG 265 0.0888 -0.04 3.3
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