Earthquake with magnitude of ML-MEDNET 4.1 on date 18-04-2002 and time 22:56:47 (Italy) in region 5 km SW Picerno (PZ)

A magnitude ML-MEDNET 4.1 earthquake occured in region: 5 km SW Picerno (PZ), on

  • 18-04-2002 20:56:47 (UTC)
  • 18-04-2002 22:56:47 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.61, 15.59 at 5 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
Picerno PZ 5 5985 5985
Savoia di Lucania PZ 6 1127 7112
Vietri di Potenza PZ 7 2832 9944
Baragiano PZ 8 2671 12615
Sant'Angelo Le Fratte PZ 8 1429 14044
Tito PZ 8 7332 21376
Satriano di Lucania PZ 8 2374 23750
Balvano PZ 8 1830 25580
Caggiano SA 10 2765 28345
Ricigliano SA 11 1144 29489
Salvitelle SA 12 560 30049
Romagnano al Monte SA 14 368 30417
Polla SA 14 5279 35696
Ruoti PZ 14 3579 39275
Pertosa SA 14 690 39965
Brienza PZ 15 4078 44043
Auletta SA 15 2336 46379
Sasso di Castalda PZ 16 835 47214
Pignola PZ 17 6962 54176
Avigliano PZ 17 11577 65753
San Gregorio Magno SA 17 4286 70039
Bella PZ 17 5171 75210
Atena Lucana SA 18 2336 77546
Sant'Arsenio SA 18 2815 80361
Potenza PZ 18 67122 147483
Muro Lucano PZ 18 5497 152980
Buccino SA 19 5047 158027
San Pietro al Tanagro SA 20 1695 159722

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km W of Potenza (67122 inhabitants)
52 Km E of Battipaglia (50786 inhabitants)
71 Km E of Salerno (135261 inhabitants)
75 Km E of Avellino (54857 inhabitants)
76 Km E of Cava de' Tirreni (53659 inhabitants)
77 Km SW of Cerignola (58396 inhabitants)
84 Km W of Altamura (70396 inhabitants)
85 Km W of Matera (60436 inhabitants)
89 Km SE of Benevento (60091 inhabitants)
90 Km SW of Andria (100440 inhabitants)
91 Km E of Scafati (50787 inhabitants)
94 Km E of Castellammare di Stabia (66466 inhabitants)
95 Km S of Foggia (151991 inhabitants)
98 Km SW of Barletta (94814 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
Rev 1000 ML-MEDNET 4.1 2002-04-18
20:56:47
40.61 15.59 5 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 439399
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2002-04-18 20:56:47 ± 0.304
Latitude 40.61 ± 0.01
Longitude 15.59 ± 0.02
Depth (km) 5 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 439399

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) 2504.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 71
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 32
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) 0.00146
Epicentral distance of station farthest from the epicenter (degree) 0.03343
Number of stations at which the event was observed 29
Number of stations from which data was used for origin computation 29
Magnitude information

ML:4.1

Field Value
Value 4.1
Uncertainty
Num. used stations
Type of magnitude ML
Reference to an origin 439399
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 10:38:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.FSSB.Z. 2002-04-18T20:57:46.82 10.0 undecidable manual PN 326 0.0334 0.95 0.4
--.AGST.Z. 2002-04-18T20:57:42.30 10.0 undecidable manual PN 184 0.0303 1.02 0.4
--.SNTG.Z. 2002-04-18T20:57:41.68 10.0 undecidable manual PN 324 0.0296 1.61 0.2
--.NRCA.Z. 2002-04-18T20:57:36.44 10.0 undecidable manual PN 320 0.026 1.95 0.1
--.SOI.Z. 2002-04-18T20:57:30.60 10.0 undecidable manual PN 171 0.023 0.08 0.9
--.MTTG.Z. 2002-04-18T20:57:30.45 10.0 undecidable manual PN 178 0.0235 -0.17 0.9
--.LTRZ.Z. 2002-04-18T20:57:22.90 10.0 undecidable manual SG 90 0.0083 1.41 0.2
--.GRI.Z. 2002-04-18T20:57:22.90 10.0 undecidable manual PN 160 0.0171 1.23 0.4
--.LCI.Z. 2002-04-18T20:57:21.72 10.0 undecidable manual PN 97 0.0174 0.34 1
--.SDI.Z. 2002-04-18T20:57:18.24 10.0 undecidable manual PN 309 0.0155 -0.37 1.1
--.RVI2.Z. 2002-04-18T20:57:16.62 10.0 undecidable manual PN 310 0.0139 0.45 1.1
--.CRVI.Z. 2002-04-18T20:57:16.62 10.0 undecidable manual PN 319 0.0132 1.56 0.3
--.RNI2.Z. 2002-04-18T20:57:16.60 10.0 undecidable manual PN 315 0.0138 0.67 1
--.CPI2.Z. 2002-04-18T20:57:13.38 10.0 undecidable manual PN 315 0.0123 -0.2 1.3
--.RFI.Z. 2002-04-18T20:57:13.90 10.0 undecidable manual PN 300 0.0125 -0.08 1.3
--.BRT.Z. 2002-04-18T20:57:11.26 10.0 undecidable manual PN 76 0.0108 -0.11 1.3
--.FGMS.Z. 2002-04-18T20:57:09.86 10.0 negative manual PN 13 0.0101 -0.45 2.4
--.RGNG.Z. 2002-04-18T20:57:08.74 10.0 negative manual PG 359 0.0096 -0.55 2.2
--.TDS.Z. 2002-04-18T20:57:08.52 10.0 undecidable manual PN 148 0.01 -1.5 0.3
--.VTB1.Z. 2002-04-18T20:57:06.11 10.0 undecidable manual PG 308 0.0083 -0.66 1
--.LTRZ.Z. 2002-04-18T20:57:05.91 10.0 undecidable manual PG 90 0.0083 -0.93 0.8
--.ORI.Z. 2002-04-18T20:57:04.92 10.0 undecidable manual PG 130 0.0077 -0.58 1.1
--.FG5.Z. 2002-04-18T20:57:02.51 10.0 undecidable manual PG 339 0.0064 -0.35 1.2
--.MRB1.Z. 2002-04-18T20:57:01.48 10.0 undecidable manual PG 317 0.0062 -1.04 0.7
--.FG4.Z. 2002-04-18T20:56:59.15 10.0 undecidable manual PG 353 0.0047 -0.17 1.3
--.SLCN.Z. 2002-04-18T20:56:58.43 10.0 undecidable manual SG 172 0.0019 1.73 0.1
--.CSSN.Z. 2002-04-18T20:56:57.42 10.0 negative manual PG 300 0.0045 -1.43 0.8
--.SGO.Z. 2002-04-18T20:56:56.82 10.0 undecidable manual SG 256 0.0019 0.15 0.5
--.MGR.Z. 2002-04-18T20:56:56.91 10.0 undecidable manual PG 183 0.0042 -1.52 0.3
--.SLCN.Z. 2002-04-18T20:56:53.13 10.0 negative manual PG 172 0.0019 0.14 2.7
--.SGO.Z. 2002-04-18T20:56:52.78 10.0 positive manual PG 256 0.0019 -0.2 2.6
--.MRLC.Z. 2002-04-18T20:56:52.44 10.0 negative manual PG 331 0.0015 0.72 2
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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