Earthquake with magnitude of Md 2.1 on date 02-03-1997 and time 16:45:23 (UTC) in region 3 km NE Potenza (PZ)

A magnitude Md 2.1 earthquake occured in region: 3 km NE Potenza (PZ), on

  • 02-03-1997 16:45:23 (UTC)
  • 02-03-1997 17:45:23 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.6610, 15.8240 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 3 67122 67122
Vaglio Basilicata PZ 8 2047 69169
Pignola PZ 10 6962 76131
Pietragalla PZ 11 4160 80291
Brindisi Montagna PZ 11 908 81199
Cancellara PZ 12 1309 82508
Avigliano PZ 12 11577 94085
Ruoti PZ 14 3579 97664
Tito PZ 15 7332 104996
Picerno PZ 16 5985 110981
Tolve PZ 16 3251 114232
Trivigno PZ 17 678 114910
Abriola PZ 17 1531 116441
Acerenza PZ 18 2402 118843
Anzi PZ 18 1696 120539
Oppido Lucano PZ 18 3813 124352
Filiano PZ 19 2926 127278
Baragiano PZ 19 2671 129949
Albano di Lucania PZ 20 1435 131384

Municipalities with at least 50000 inhabitants

An earthquake occurred to
3 Km NE of Potenza (67122 inhabitants)
64 Km W of Altamura (70396 inhabitants)
65 Km W of Matera (60436 inhabitants)
68 Km S of Cerignola (58396 inhabitants)
71 Km E of Battipaglia (50786 inhabitants)
75 Km SW of Andria (100440 inhabitants)
83 Km SW of Barletta (94814 inhabitants)
85 Km SW of Trani (56217 inhabitants)
86 Km SW of Bisceglie (55422 inhabitants)
89 Km SW of Bitonto (55540 inhabitants)
89 Km SW of Molfetta (59874 inhabitants)
90 Km E of Salerno (135261 inhabitants)
91 Km E of Avellino (54857 inhabitants)
92 Km S of Foggia (151991 inhabitants)
94 Km E of Cava de' Tirreni (53659 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 1997-03-02
16:45:23
40.661 15.824 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 262029
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1997-03-02 16:45:23 ± 0.716
Latitude 40.6610 ± 0.0173
Longitude 15.8240 ± 0.0534
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 262029

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) 4896.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 258
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.5
Epicentral distance of station closest to the epicenter (degree) 0.00243
Epicentral distance of station farthest from the epicenter (degree) 0.00567
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

Md:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 262029
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 21:07:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.CI9.Z. 1997-03-02T16:45:37.38 10.0 undecidable manual PG 288 0.6327 0.95 0.4
--.CA9.Z. 1997-03-02T16:45:37.50 10.0 undecidable manual SG 309 0.3663 0.02 0.8
--.SGO.Z. 1997-03-02T16:45:37.28 10.0 undecidable manual SG 255 0.3996 -1.11 0.1
--.SL9.Z. 1997-03-02T16:45:35.59 10.0 undecidable manual SG 208 0.3108 0.31 0.7
--.MU9.Z. 1997-03-02T16:45:34.51 10.0 undecidable manual SG 291 0.2664 0.34 0.7
--.SGO.Z. 1997-03-02T16:45:32.61 10.0 undecidable manual PG 255 0.3996 0.51 1.4
--.CA9.Z. 1997-03-02T16:45:31.30 10.0 undecidable manual PG 309 0.3663 -0.54 1.3
--.SL9.Z. 1997-03-02T16:45:30.10 10.0 undecidable manual PG 208 0.3108 -0.29 1.8
--.MU9.Z. 1997-03-02T16:45:29.25 10.0 undecidable manual PG 291 0.2664 -0.41 1.6
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download