Earthquake with magnitude of Md 2.1 on date 21-03-1996 and time 23:05:00 (UTC) in region 6 km W Potenza (PZ)

A magnitude Md 2.1 earthquake occured in region: 6 km W Potenza (PZ), on

  • 21-03-1996 23:05:00 (UTC)
  • 22-03-1996 00:05:00 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.6300, 15.7360 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
Potenza PZ 6 67122 67122
Tito PZ 7 7332 74454
Pignola PZ 7 6962 81416
Picerno PZ 8 5985 87401
Ruoti PZ 11 3579 90980
Avigliano PZ 11 11577 102557
Satriano di Lucania PZ 13 2374 104931
Baragiano PZ 13 2671 107602
Abriola PZ 15 1531 109133
Vaglio Basilicata PZ 16 2047 111180
Sasso di Castalda PZ 17 835 112015
Savoia di Lucania PZ 17 1127 113142
Brindisi Montagna PZ 17 908 114050
Sant'Angelo Le Fratte PZ 18 1429 115479
Pietragalla PZ 18 4160 119639
Balvano PZ 19 1830 121469
Brienza PZ 19 4078 125547
Vietri di Potenza PZ 20 2832 128379
Calvello PZ 20 1948 130327
Cancellara PZ 20 1309 131636

Municipalities with at least 50000 inhabitants

An earthquake occurred to
6 Km W of Potenza (67122 inhabitants)
64 Km E of Battipaglia (50786 inhabitants)
72 Km S of Cerignola (58396 inhabitants)
72 Km W of Altamura (70396 inhabitants)
73 Km W of Matera (60436 inhabitants)
82 Km SW of Andria (100440 inhabitants)
83 Km E of Salerno (135261 inhabitants)
85 Km E of Avellino (54857 inhabitants)
87 Km E of Cava de' Tirreni (53659 inhabitants)
89 Km SW of Barletta (94814 inhabitants)
92 Km SW of Trani (56217 inhabitants)
94 Km SW of Bisceglie (55422 inhabitants)
94 Km S of Foggia (151991 inhabitants)
97 Km SW of Bitonto (55540 inhabitants)
97 Km SW of Molfetta (59874 inhabitants)
98 Km SE of Benevento (60091 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 2.1 1996-03-21
23:05:00
40.63 15.736 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 242829
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1996-03-21 23:05:00 ± 0.907
Latitude 40.6300 ± 0.0317
Longitude 15.7360 ± 0.0703
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 242829

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) 6901.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 250
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) 0.6
Epicentral distance of station closest to the epicenter (degree) 0.00202
Epicentral distance of station farthest from the epicenter (degree) 0.00453
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:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 242829
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 20:49:49
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.SGO.Z. 1996-03-21T23:05:12.28 10.0 undecidable manual SG 257 0.3219 -0.71 0.5
--.SL9.Z. 1996-03-21T23:05:11.86 10.0 undecidable manual SG 197 0.2553 1.43 0.2
--.MU9.Z. 1996-03-21T23:05:10.85 10.0 undecidable manual SG 305 0.222 1.2 0.3
--.MGR.Z. 1996-03-21T23:05:10.00 10.0 undecidable manual PG 195 0.4995 -0.98 0.7
--.SGO.Z. 1996-03-21T23:05:07.22 10.0 undecidable manual PG 257 0.3219 -0.45 1.7
--.SL9.Z. 1996-03-21T23:05:06.89 10.0 undecidable manual PG 197 0.2553 0.7 1.4
--.MU9.Z. 1996-03-21T23:05:05.73 10.0 undecidable manual PG 305 0.222 -0.02 2.1
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