Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.5 on date 30-04-2023 and time 07:52:58 (UTC) in region 2 km NW Vietri di Potenza (PZ)

A magnitude ML 2.5 earthquake occured in region: 2 km NW Vietri di Potenza (PZ), on

  • 30-04-2023 07:52:58 (UTC)
  • 30-04-2023 09:52:58 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.6190, 15.4940 at 8 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Vietri di Potenza PZ 2 2832 2832
Balvano PZ 4 1830 4662
Salvitelle SA 4 560 5222
Romagnano al Monte SA 5 368 5590
Ricigliano SA 6 1144 6734
Caggiano SA 6 2765 9499
Savoia di Lucania PZ 7 1127 10626
San Gregorio Magno SA 9 4286 14912
Auletta SA 9 2336 17248
Pertosa SA 9 690 17938
Sant'Angelo Le Fratte PZ 10 1429 19367
Buccino SA 11 5047 24414
Baragiano PZ 11 2671 27085
Polla SA 12 5279 32364
Picerno PZ 12 5985 38349
Petina SA 14 1159 39508
Satriano di Lucania PZ 15 2374 41882
Muro Lucano PZ 15 5497 47379
Tito PZ 16 7332 54711
Bella PZ 16 5171 59882
Sant'Arsenio SA 16 2815 62697
Sicignano degli Alburni SA 17 3519 66216
Palomonte SA 18 3985 70201
San Pietro al Tanagro SA 18 1695 71896
Atena Lucana SA 19 2336 74232
Ruoti PZ 19 3579 77811
Castelgrande PZ 19 943 78754
Brienza PZ 19 4078 82832

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km W of Potenza (67122 inhabitants)
43 Km E of Battipaglia (50786 inhabitants)
62 Km E of Salerno (135261 inhabitants)
67 Km E of Cava de' Tirreni (53659 inhabitants)
67 Km SE of Avellino (54857 inhabitants)
80 Km SW of Cerignola (58396 inhabitants)
83 Km SE of Benevento (60091 inhabitants)
83 Km E of Scafati (50787 inhabitants)
86 Km E of Castellammare di Stabia (66466 inhabitants)
92 Km W of Altamura (70396 inhabitants)
93 Km W of Matera (60436 inhabitants)
94 Km S of Foggia (151991 inhabitants)
96 Km SW of Andria (100440 inhabitants)
97 Km E of Torre del Greco (86275 inhabitants)
99 Km E of Portici (55274 inhabitants)
99 Km E of Ercolano (53709 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 		ML 2.5 2023-04-30
07:52:58		 40.6193 15.4937 8 2024-03-01
17:18:07		 Bollettino Sismico Italiano INGV 117147491
Reviewed
Rev100 		ML 2.4 2023-04-30
07:52:58		 40.6298 15.4892 8 2023-04-30
08:14:00		 Sala Sismica INGV-Roma 116895711
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-30 07:52:58 ± 0.05
Latitude 40.6193 ± 0.0036
Longitude 15.4937 ± 0.0047
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 117147491

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 373
Semi-minor axis of confidence ellipse (meter) 270
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 41
Circular confidence region, given by single value of horizontal uncertainty (meter) 370.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 50
Number of associated phases, regardless of their use for origin computation 55
Number of defining phases 55
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.06115
Epicentral distance of station farthest from the epicenter (degree) 1.15023
Number of stations at which the event was observed 37
Number of stations from which data was used for origin computation 37
Magnitudes information

ML:2.5

Field Value
Value 2.5
Uncertainty 0.3
Num. used stations 94
Type of magnitude ML
Reference to an origin 117147491
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2024-01-25 12:41:38

ML:2.4

Field Value
Value 2.4
Uncertainty 0.2
Num. used stations 86
Type of magnitude ML
Reference to an origin 116895711
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-30 08:08:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MELA.HHZ. 2023-04-30T07:53:20.18 0.3 undecidable manual P 346 124.3866 50 0.78 50
IV.BSSO.HHZ. 2023-04-30T07:53:20.89 1.0 undecidable manual P 324 127.3725 50 1.02 15
IV.SGRT.HHZ. 2023-04-30T07:53:19.94 0.3 undecidable manual P 9 127.6722 50 0.03 61
IV.APRC.HHZ. 2023-04-30T07:53:19.93 0.3 undecidable manual P 2 126.2736 50 0.23 59
IV.SCHR.EHZ. 2023-04-30T07:53:19.70 0.6 undecidable manual S 133 67.7766 50 0.04 46
IV.SIRI.HHZ. 2023-04-30T07:53:17.50 0.6 undecidable manual S 147 57.8976 50 0.48 42
IV.AMUR.HHZ. 2023-04-30T07:53:16.16 0.3 undecidable manual P 71 98.6235 50 0.73 54
IV.GRIS.EHZ. 2023-04-30T07:53:16.29 0.6 undecidable manual P 163 102.12 50 0.31 40
IV.MGR.HHZ. 2023-04-30T07:53:15.40 0.6 undecidable manual S 175 53.7018 50 -0.5 43
IV.ACER.HHZ. 2023-04-30T07:53:13.00 0.6 undecidable manual S 64 42.1245 50 0.2 46
IV.MRVN.HHZ. 2023-04-30T07:53:12.03 0.3 undecidable manual P 50 76.6677 50 -0.01 68
IV.MCEL.HHZ. 2023-04-30T07:53:12.90 0.3 undecidable manual S 141 41.7249 50 0.19 70
IV.MIGL.HHZ. 2023-04-30T07:53:12.54 0.3 undecidable manual P 91 79.7646 50 0.01 67
IV.CMPR.HHZ. 2023-04-30T07:53:11.50 0.6 undecidable manual S 206 37.0296 50 0.03 48
IV.MCRV.HHZ. 2023-04-30T07:53:10.60 0.6 undecidable manual S 304 32.8449 104 0.49 44
IV.SGTA.HHZ. 2023-04-30T07:53:09.57 0.1 undecidable manual P 349 58.1973 50 0.37 87
IV.BULG.HHZ. 2023-04-30T07:53:09.12 0.3 undecidable manual P 189 60.7947 50 -0.49 63
IX.SNR3.EHZ.02 2023-04-30T07:53:09.30 0.3 undecidable manual S 297 28.4493 106 0.66 63
IV.SCHR.EHZ. 2023-04-30T07:53:09.76 0.1 undecidable manual P 133 67.7766 50 -0.92 70
IX.PGN3.HHN. 2023-04-30T07:53:08.00 0.6 undecidable manual S 101 26.0517 107 0.14 48
IV.PTRP.HHZ. 2023-04-30T07:53:08.50 0.1 undecidable manual P 103 49.0176 50 0.71 79
IV.SIRI.HHZ. 2023-04-30T07:53:08.40 0.3 undecidable manual P 147 57.8976 50 -0.75 57
IV.PALZ.HHZ. 2023-04-30T07:53:07.79 0.3 undecidable manual P 47 53.2023 50 -0.65 60
IV.MGR.HHZ. 2023-04-30T07:53:07.86 0.3 undecidable manual P 175 53.7018 50 -0.65 60
IV.CAFE.HHZ. 2023-04-30T07:53:07.98 0.1 undecidable manual P 335 50.2164 50 0.01 95
IX.CSG3.HNE.01 2023-04-30T07:53:06.42 0.6 undecidable manual S 353 22.1556 110 -0.16 48
IV.ACER.HHZ. 2023-04-30T07:53:06.76 0.3 undecidable manual P 64 42.1245 50 0.04 72
IV.VULT.HHZ. 2023-04-30T07:53:06.36 0.1 undecidable manual P 15 38.628 50 0.17 94
IV.MCEL.HHZ. 2023-04-30T07:53:06.27 0.3 undecidable manual P 141 41.7249 50 -0.4 67
IV.SNAL.HHZ. 2023-04-30T07:53:06.37 0.3 undecidable manual P 325 41.5251 50 -0.26 69
IV.CDRU.HHZ. 2023-04-30T07:53:06.60 0.6 undecidable manual S 228 21.4674 110 0.26 48
IX.CLT3.EHN.02 2023-04-30T07:53:05.32 0.6 undecidable manual P 347 32.3454 104 0.24 47
IV.CMPR.HHZ. 2023-04-30T07:53:05.55 0.3 undecidable manual P 206 37.0296 50 -0.4 67
IX.STN3.EHZ.02 2023-04-30T07:53:05.30 0.6 undecidable manual S 127 16.5723 115 0.52 45
IX.SNR3.EHZ.02 2023-04-30T07:53:04.19 0.1 undecidable manual P 297 28.4493 106 -0.12 97
IV.SGO.HHZ. 2023-04-30T07:53:04.90 0.3 undecidable manual S 247 16.9719 115 -0.01 76
IX.COL3.HHZ.02 2023-04-30T07:53:04.30 0.3 undecidable manual S 299 15.6732 117 -0.19 73
IV.MRLC.HHZ. 2023-04-30T07:53:04.00 0.3 undecidable manual S 359 15.1737 117 -0.35 71
IX.PGN3.HHN. 2023-04-30T07:53:04.08 0.1 undecidable manual P 101 26.0517 107 0.22 95
IV.MCRV.HHZ. 2023-04-30T07:53:04.62 0.1 undecidable manual P 304 32.8449 104 -0.55 87
IX.SRN3.HHZ.02 2023-04-30T07:53:04.90 0.3 undecidable manual S 191 15.0738 118 0.59 66
IV.CDRU.HHZ. 2023-04-30T07:53:03.00 0.1 undecidable manual P 228 21.4674 110 0.01 100
IX.CSG3.HNE.01 2023-04-30T07:53:03.42 0.6 undecidable manual P 353 22.1556 110 0.29 47
IX.SFL3.HNZ.01 2023-04-30T07:53:02.50 0.3 undecidable manual P 21 20.0688 111 -0.23 72
IX.COL3.HHZ.02 2023-04-30T07:53:02.00 0.1 undecidable manual P 299 15.6732 117 0.08 100
IX.STN3.EHZ.02 2023-04-30T07:53:02.21 0.1 undecidable manual P 127 16.5723 115 0.12 99
IV.SGO.HHZ. 2023-04-30T07:53:02.25 0.1 undecidable manual P 247 16.9719 115 0.09 99
IX.SCL3.EHZ.02 2023-04-30T07:53:02.30 0.3 undecidable manual S 10 8.5803 133 -0.14 75
IX.SRN3.HHZ.02 2023-04-30T07:53:02.10 0.1 undecidable manual P 191 15.0738 118 0.28 96
IX.BEL3.HNE.01 2023-04-30T07:53:02.63 0.3 undecidable manual P 49 16.0728 116 0.63 65
IX.VDS3.HNN.01 2023-04-30T07:53:01.57 0.3 undecidable manual P 337 14.5743 118 -0.16 74
IV.MRLC.HHZ. 2023-04-30T07:53:01.64 0.1 undecidable manual P 359 15.1737 117 -0.2 97
IX.VDP3.HNE. 2023-04-30T07:53:01.70 0.6 undecidable manual S 103 6.7932 139 -0.32 48
IX.SCL3.EHZ.02 2023-04-30T07:53:00.42 0.1 undecidable manual P 10 8.5803 133 -0.32 96
IX.VDP3.HNE. 2023-04-30T07:53:00.06 0.1 undecidable manual P 103 6.7932 139 -0.43 94
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IX.SCL3.HNN.01 ML:3.6 0.0655 0.4 AML other m 2023-04-30T07:53:03.18
IX.SCL3.EHN.02 ML:3.6 0.0654 0.38 AML other m 2023-04-30T07:53:03.19
IX.SCL3.HNE.01 ML:3.2 0.02655 0.92 AML other m 2023-04-30T07:53:03.24
IX.SCL3.EHE.02 ML:3.3 0.029 0.9 AML other m 2023-04-30T07:53:03.25
IX.SRN3.HHE.02 ML:3.1 0.0128 0.66 AML other m 2023-04-30T07:53:05.14
IX.SRN3.HNE.01 ML:3.1 0.0129 0.66 AML other m 2023-04-30T07:53:05.14
IV.MRLC.HNE. ML:2.2 0.00158 0.42 AML other m 2023-04-30T07:53:06.23
IV.MRLC.HHE. ML:2.5 0.003255 0.64 AML other m 2023-04-30T07:53:06.23
IX.SRN3.HHN.02 ML:3.2 0.01835 0.28 AML other m 2023-04-30T07:53:06.58
IX.SRN3.HNN.01 ML:3.2 0.0176 0.28 AML other m 2023-04-30T07:53:06.58
IV.MRLC.HNN. ML:2.6 0.00425 1.58 AML other m 2023-04-30T07:53:06.98
IV.MRLC.HHN. ML:2.9 0.00886 1.58 AML other m 2023-04-30T07:53:06.98
IV.SGO.HHE. ML:2.3 0.00166 0.78 AML other m 2023-04-30T07:53:07.49
IX.COL3.HHE.02 ML:2.9 0.007679999999999999 0.48 AML other m 2023-04-30T07:53:08.49
IV.CDRU.HHE. ML:2.4 0.0019199999999999998 1.02 AML other m 2023-04-30T07:53:08.35
IV.CDRU.HNE. ML:2.4 0.001825 1.02 AML other m 2023-04-30T07:53:08.36
IV.SGO.HHN. ML:2.5 0.0030099999999999997 0.32 AML other m 2023-04-30T07:53:09.19
IV.CDRU.HHN. ML:2.3 0.00158 0.28 AML other m 2023-04-30T07:53:09.59
IV.CDRU.HNN. ML:2.3 0.0015699999999999998 0.26 AML other m 2023-04-30T07:53:09.60
IX.COL3.HNE.01 ML:2.9 0.008254999999999998 0.88 AML other m 2023-04-30T07:53:10.45
IX.COL3.HNN.01 ML:2.8 0.006743303 0.544 AML other m 2023-04-30T07:53:11.17
IX.COL3.HHN.02 ML:2.8 0.007055 0.96 AML other m 2023-04-30T07:53:11.13
IV.CMPR.HHE. ML:2.3 0.0008340000000000001 0.42 AML other m 2023-04-30T07:53:14.24
IV.CMPR.HNE. ML:2.3 0.0008209999999999999 0.42 AML other m 2023-04-30T07:53:14.24
IV.CMPR.HNN. ML:2.4 0.0010265 1.08 AML other m 2023-04-30T07:53:14.06
IX.SNR3.HNE.01 ML:2.7 0.00246 1.54 AML other m 2023-04-30T07:53:14.89
IX.SNR3.EHE.02 ML:2.6 0.00229 1.54 AML other m 2023-04-30T07:53:14.89
IV.ACER.HHE. ML:2.5 0.0010045 1.4 AML other m 2023-04-30T07:53:15.28
IV.ACER.HNE. ML:2.4 0.0009375 1.4 AML other m 2023-04-30T07:53:15.28
IV.CMPR.HHN. ML:2.2 0.000554 0.5 AML other m 2023-04-30T07:53:16.08
IV.MCRV.HHN. ML:2.6 0.0016099999999999999 0.44 AML other m 2023-04-30T07:53:17.55
IV.SIRI.HHE. ML:2.6 0.000903 1.02 AML other m 2023-04-30T07:53:18.75
IV.SIRI.HNE. ML:2.6 0.0008895 1.02 AML other m 2023-04-30T07:53:18.75
IV.SIRI.HNN. ML:2.5 0.000741 0.56 AML other m 2023-04-30T07:53:19.54
IV.SIRI.HHN. ML:2.5 0.000751 0.58 AML other m 2023-04-30T07:53:19.54
IV.MGR.HHE. ML:2.6 0.0009485 0.58 AML other m 2023-04-30T07:53:19.69
IV.MGR.HNE. ML:2.6 0.0009205 0.42 AML other m 2023-04-30T07:53:19.92
IV.MCEL.HHN. ML:2.5 0.0009519999999999999 1.36 AML other m 2023-04-30T07:53:19.29
IV.MGR.HNN. ML:2.5 0.0006995 1.28 AML other m 2023-04-30T07:53:20.78
IX.SNR3.HNN.01 ML:2.8 0.0032750000000000006 0.54 AML other m 2023-04-30T07:53:20.58
IX.SNR3.EHN.02 ML:2.7 0.00294 0.54 AML other m 2023-04-30T07:53:20.58
IV.MCEL.HHE. ML:2.4 0.00075 0.32 AML other m 2023-04-30T07:53:20.48
IV.MCEL.HNN. ML:2.8 0.00217 1.22 AML other m 2023-04-30T07:53:20.15
IV.ACER.HNN. ML:2.4 0.0007645 1.54 AML other m 2023-04-30T07:53:21.00
IV.ACER.HHN. ML:2.4 0.0008335 1.54 AML other m 2023-04-30T07:53:21.00
IV.MCEL.HNE. ML:2.8 0.0021849999999999994 1.36 AML other m 2023-04-30T07:53:21.29
IV.MGR.HHN. ML:2.5 0.0007704999999999999 0.44 AML other m 2023-04-30T07:53:21.50
IV.VULT.HHN. ML:2.5 0.00126 1.52 AML other m 2023-04-30T07:53:22.01
IV.VULT.HNN. ML:2.5 0.001245 1.54 AML other m 2023-04-30T07:53:22.01
IV.BULG.HNE. ML:2.4 0.0005 0.76 AML other m 2023-04-30T07:53:22.79
IV.MCRV.HHE. ML:2.3 0.0009785 0.74 AML other m 2023-04-30T07:53:22.45
IV.BULG.HNN. ML:2.5 0.0006995 0.86 AML other m 2023-04-30T07:53:24.05
IV.BULG.HHN. ML:2.5 0.0006915000000000001 0.88 AML other m 2023-04-30T07:53:24.04
IV.SNAL.HHN. ML:2.8 0.002015 0.54 AML other m 2023-04-30T07:53:24.76
IV.SNAL.HNN. ML:2.8 0.00202 0.56 AML other m 2023-04-30T07:53:24.77
IV.VULT.HNE. ML:2.5 0.0011605 1.44 AML other m 2023-04-30T07:53:24.09
IV.VULT.HHE. ML:2.5 0.001149 1.44 AML other m 2023-04-30T07:53:24.09
IV.PTRP.HHN. ML:2.4 0.0006575 0.44 AML other m 2023-04-30T07:53:24.73
IV.SNAL.HHE. ML:2.6 0.001335 1.22 AML other m 2023-04-30T07:53:24.36
IV.SCHR.EHE. ML:2.0 0.000176 0.54 AML other m 2023-04-30T07:53:25.64
IV.MRVN.HHE. ML:2.0 0.000132 0.38 AML other m 2023-04-30T07:53:25.60
IV.PALZ.HHN. ML:2.2 0.00035299999999999996 0.96 AML other m 2023-04-30T07:53:26.60
IV.BULG.HHE. ML:2.4 0.0005105 0.5 AML other m 2023-04-30T07:53:26.51
IV.CAFE.HNN. ML:2.2 0.00041549999999999996 0.82 AML other m 2023-04-30T07:53:26.57
IV.CAFE.HHN. ML:2.2 0.000428 1.54 AML other m 2023-04-30T07:53:26.98
IV.SGTA.HHE. ML:2.2 0.000322 0.52 AML other m 2023-04-30T07:53:27.76
IV.SGTA.HNE. ML:2.2 0.00035350000000000003 0.54 AML other m 2023-04-30T07:53:27.78
IV.CAFE.HHE. ML:2.3 0.0005195000000000001 0.4 AML other m 2023-04-30T07:53:27.33
IV.CAFE.HNE. ML:2.3 0.0004885 0.4 AML other m 2023-04-30T07:53:27.33
IV.SGTA.HHN. ML:2.0 0.00021900000000000004 0.5 AML other m 2023-04-30T07:53:27.45
IV.MRVN.HHN. ML:1.9 0.0001205 0.98 AML other m 2023-04-30T07:53:27.21
IV.SGTA.HNN. ML:2.1 0.00026450000000000003 0.54 AML other m 2023-04-30T07:53:28.46
IV.SNAL.HNE. ML:2.6 0.00122 0.4 AML other m 2023-04-30T07:53:28.22
IV.SCHR.EHN. ML:2.0 0.000194 1.5 AML other m 2023-04-30T07:53:28.09
IV.PTRP.HHE. ML:2.5 0.0008814999999999999 0.54 AML other m 2023-04-30T07:53:29.68
IV.AMUR.HHN. ML:2.2 0.0001685 0.94 AML other m 2023-04-30T07:53:31.73
IV.AMUR.HNN. ML:2.2 0.0001785 0.92 AML other m 2023-04-30T07:53:31.73
IV.AMUR.HHE. ML:2.1 0.00014000000000000001 1.26 AML other m 2023-04-30T07:53:32.26
IV.MIGL.HHE. ML:2.4 0.000341 0.4 AML other m 2023-04-30T07:53:32.75
IV.PALZ.HHE. ML:2.3 0.0005315 0.84 AML other m 2023-04-30T07:53:33.24
IV.GRIS.EHN. ML:2.3 0.0001825 0.52 AML other m 2023-04-30T07:53:35.62
IV.MIGL.HHN. ML:2.7 0.0006615 1.26 AML other m 2023-04-30T07:53:35.80
IV.GRIS.EHE. ML:2.3 0.00019 1.44 AML other m 2023-04-30T07:53:38.90
IV.SGRT.HHN. ML:2.4 0.00017199999999999998 1.52 AML other m 2023-04-30T07:53:38.97
IV.SGRT.HNN. ML:2.4 0.0001785 1.52 AML other m 2023-04-30T07:53:38.21
IV.AMUR.HNE. ML:2.1 0.00013800000000000002 0.42 AML other m 2023-04-30T07:53:40.48
IV.APRC.HHN. ML:2.2 0.0001206 0.7 AML other m 2023-04-30T07:53:41.75
IV.SGRT.HHE. ML:2.4 0.00016399999999999997 0.54 AML other m 2023-04-30T07:53:44.72
IV.SGRT.HNE. ML:2.4 0.00015099999999999998 0.54 AML other m 2023-04-30T07:53:44.72
IV.MELA.HHE. ML:2.4 0.0001875 0.7 AML other m 2023-04-30T07:53:45.64
IV.APRC.HHE. ML:2.3 0.0001495 1.12 AML other m 2023-04-30T07:53:45.41
IV.MELA.HHN. ML:2.4 0.0001915 1.12 AML other m 2023-04-30T07:53:51.28
1J.FX12.HHN.00 ML:2.3 0.000031899999999999996 0.42 AML other m 2023-04-30T07:54:13.63
1J.FX12.HHE.00 ML:2.1 0.0000211 1.36 AML other m 2023-04-30T07:54:25.25
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
Waveforms Seismic signals in miniseed + resp format Download