Earthquake with magnitude of Md 2.9 on date 15-08-2004 and time 02:39:57 (UTC) in region 1 km W Sapri (SA)

A magnitude Md 2.9 earthquake occured in region: 1 km W Sapri (SA), on

  • 15-08-2004 02:39:57 (UTC)
  • 15-08-2004 04:39:57 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.07, 15.62 at 309 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
Sapri SA 1 6770 6770
Torraca SA 5 1263 8033
Vibonati SA 5 3293 11326
Ispani SA 5 1026 12352
Santa Marina SA 7 3243 15595
Tortorella SA 8 523 16118
Casaletto Spartano SA 9 1420 17538
Morigerati SA 9 665 18203
Rivello PZ 12 2767 20970
Maratea PZ 13 5139 26109
Caselle in Pittari SA 13 1956 28065
Lagonegro PZ 14 5584 33649
Torre Orsaia SA 14 2118 35767
San Giovanni a Piro SA 15 3780 39547
Trecchina PZ 15 2316 41863
Nemoli PZ 15 1495 43358
Roccagloriosa SA 16 1722 45080
Casalbuono SA 17 1194 46274
Celle di Bulgheria SA 18 1922 48196
Lauria PZ 19 12919 61115
Sanza SA 20 2608 63723

Municipalities with at least 50000 inhabitants

An earthquake occurred to
65 Km S of Potenza (67122 inhabitants)
80 Km SE of Battipaglia (50786 inhabitants)
99 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
Rev 1000 Md 2.9
ML-VAX 2.2
2004-08-15
02:39:57
40.07 15.62 309 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 503099
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2004-08-15 02:39:57 ± 0.521
Latitude 40.07 ± 0.02
Longitude 15.62 ± 0.04
Depth (km) 309 ± 5 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 503099

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) 3720.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 106
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 27
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) 0.00065
Epicentral distance of station farthest from the epicenter (degree) 0.03764
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 25
Magnitudes information

Md:2.9

Field Value
Value 2.9
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 503099
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 01:01:14

ML:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 4
Type of magnitude ML
Reference to an origin 503099
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 13:07:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.GRI.Z. 2004-08-15T02:41:13.31 10.0 undecidable manual S 153 0.0125 -1.61 0
--.FSSB.Z. 2004-08-15T02:41:08.96 10.0 negative manual P 330 0.0376 -0.23 1.6
--.SLCN.N. 2004-08-15T02:41:07.48 10.0 undecidable manual S 1 0.0028 0.21 0.5
--.ARV.Z. 2004-08-15T02:41:06.20 10.0 positive manual P 330 0.0356 -0.54 1
--.ASS.Z. 2004-08-15T02:41:04.11 10.0 undecidable manual P 324 0.0334 0.27 0.8
--.CING.Z. 2004-08-15T02:41:03.64 10.0 undecidable manual P 332 0.0338 -0.73 0.3
--.AOI.Z. 2004-08-15T02:41:03.91 10.0 undecidable manual P 337 0.034 -0.7 0.4
--.KEK.Z. 2004-08-15T02:40:59.18 10.0 undecidable manual P 95 0.029 0.73 0.4
--.MNS.Z. 2004-08-15T02:40:58.64 10.0 undecidable manual P 317 0.0287 0.49 0.6
--.PZI.Z. 2004-08-15T02:40:57.10 10.0 undecidable manual P 190 0.0275 0.36 0.8
--.AGST.Z. 2004-08-15T02:40:53.76 10.0 undecidable manual P 186 0.0254 -0.64 0.5
--.GIB.Z. 2004-08-15T02:40:51.35 10.0 undecidable manual P 211 0.0218 0.89 0.2
--.VVLD.Z. 2004-08-15T02:40:50.49 10.0 undecidable manual P 320 0.021 0.75 0.4
--.INTR.Z. 2004-08-15T02:40:50.23 10.0 undecidable manual P 326 0.0209 0.62 0.6
--.MMME.Z. 2004-08-15T02:40:48.38 10.0 undecidable manual P 187 0.0193 0.29 1.1
--.MTTG.Z. 2004-08-15T02:40:47.29 10.0 undecidable manual P 178 0.0186 -0.08 1.3
--.SOI.Z. 2004-08-15T02:40:46.45 10.0 positive manual P 170 0.0182 -0.57 1.4
--.LCI.Z. 2004-08-15T02:40:46.29 10.0 negative manual P 81 0.0172 0.16 2.5
--.GMB.Z. 2004-08-15T02:40:46.70 10.0 undecidable manual P 175 0.0172 0 1.3
--.SGG.Z. 2004-08-15T02:40:44.33 10.0 undecidable manual P 324 0.0145 0.51 0.8
--.GRI.Z. 2004-08-15T02:40:42.34 10.0 undecidable manual P 153 0.0125 -0.02 1.3
--.BRT.Z. 2004-08-15T02:40:42.31 10.0 negative manual P 54 0.0126 -0.14 2.6
--.SGO.Z. 2004-08-15T02:40:38.60 10.0 undecidable manual P 333 0.0049 0.18 1.2
--.PTRP.Z. 2004-08-15T02:40:38.45 10.0 undecidable manual P 36 0.005 -0.03 1.3
--.MRLC.Z. 2004-08-15T02:40:38.95 10.0 undecidable manual P 351 0.0062 0.08 1.3
--.SLCN.Z. 2004-08-15T02:40:38.65 10.0 undecidable manual P 1 0.0028 0.71 0.5
--.MGR.Z. 2004-08-15T02:40:37.33 10.0 negative manual P 321 0.0006 -0.38 2
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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