Earthquake with magnitude of ML 1.0 on date 26-03-2021 and time 22:35:57 (UTC) in region 2 km S Satriano di Lucania (PZ)

A magnitude ML 1.0 earthquake occured in region: 2 km S Satriano di Lucania (PZ), on

  • 26-03-2021 22:35:57 (UTC)
  • 26-03-2021 23:35:57 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.5250, 15.6380 at 18 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
Satriano di Lucania PZ 2 2374 2374
Brienza PZ 5 4078 6452
Sasso di Castalda PZ 5 835 7287
Sant'Angelo Le Fratte PZ 7 1429 8716
Tito PZ 7 7332 16048
Savoia di Lucania PZ 9 1127 17175
Atena Lucana SA 10 2336 19511
Polla SA 12 5279 24790
Picerno PZ 13 5985 30775
Caggiano SA 13 2765 33540
Pignola PZ 14 6962 40502
Vietri di Potenza PZ 14 2832 43334
Sant'Arsenio SA 14 2815 46149
Sala Consilina SA 14 12664 58813
Marsico Nuovo PZ 14 4098 62911
Abriola PZ 15 1531 64442
San Pietro al Tanagro SA 15 1695 66137
Pertosa SA 16 690 66827
Salvitelle SA 17 560 67387
Baragiano PZ 18 2671 70058
Balvano PZ 18 1830 71888
San Rufo SA 18 1754 73642
Teggiano SA 18 7976 81618
Paterno PZ 18 3368 84986
Auletta SA 18 2336 87322
Calvello PZ 19 1948 89270
Potenza PZ 19 67122 156392

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km SW of Potenza (67122 inhabitants)
56 Km E of Battipaglia (50786 inhabitants)
76 Km E of Salerno (135261 inhabitants)
81 Km E of Cava de' Tirreni (53659 inhabitants)
83 Km W of Matera (60436 inhabitants)
83 Km SE of Avellino (54857 inhabitants)
84 Km W of Altamura (70396 inhabitants)
85 Km S of Cerignola (58396 inhabitants)
96 Km SW of Andria (100440 inhabitants)
97 Km E of Scafati (50787 inhabitants)
99 Km SE of Benevento (60091 inhabitants)
100 Km E of Castellammare di Stabia (66466 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 1.0 2021-03-26
22:35:57
40.5247 15.6382 18 2021-07-12
16:55:05
Bollettino Sismico Italiano INGV 88935921
Reviewed
Rev100
ML 1.0 2021-03-26
22:35:57
40.5452 15.6297 17 2021-03-26
22:50:14
Sala Sismica INGV-Roma 88504261
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-26 22:35:57 ± 0.16
Latitude 40.5247 ± 0.0063
Longitude 15.6382 ± 0.0095
Depth (km) 18 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 88935921

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 840
Semi-minor axis of confidence ellipse (meter) 193
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 231
Circular confidence region, given by single value of horizontal uncertainty (meter) 840.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 89
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.32825
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.4
Num. used stations 10
Type of magnitude ML
Reference to an origin 88935921
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-04-09 09:25:16

ML:1.0

Field Value
Value 1.0
Uncertainty 0.4
Num. used stations 10
Type of magnitude ML
Reference to an origin 88504261
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-03-26 22:50:14
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CPGN.EHZ. 2021-03-26T22:37:16.77 3.0 undecidable manual Sg 9.41 0
IV.TREG.EHZ. 2021-03-26T22:37:01.82 3.0 positive manual Pn 6.57 0
IV.PE3.EHZ. 2021-03-26T22:37:01.47 3.0 undecidable manual Sn -1.87 0
IV.HPAC.HHZ. 2021-03-26T22:36:52.08 3.0 positive manual Pn -0.87 0
IV.APEC.HHZ. 2021-03-26T22:36:27.30 3.0 positive manual Pn 0.1 0
IV.MIGL.HHZ. 2021-03-26T22:36:19.36 3.0 undecidable manual S 0.06 0
IV.CMPR.HHZ. 2021-03-26T22:36:10.63 0.6 undecidable manual S 231 36.4413 106 0.24 46
IV.MRLC.HHE. 2021-03-26T22:36:09.10 0.6 undecidable manual S 334 28.6491 111 0.69 40
IV.GIUL.HHZ. 2021-03-26T22:36:08.91 3.0 negative manual Pn 0.32 0
IX.COL3.HHE.02 2021-03-26T22:36:08.81 0.6 undecidable manual S 305 31.5462 109 -0.34 45
IV.MCEL.HHZ. 2021-03-26T22:36:08.09 0.6 undecidable manual S 148 26.1516 114 0.29 46
IV.IFOR.HHZ. 2021-03-26T22:36:06.15 3.0 undecidable manual P -0.12 0
IT.SLC1.HGN. 2021-03-26T22:36:05.77 0.6 undecidable manual S 194 14.7741 133 0.51 45
IX.SRN3.HHZ. 2021-03-26T22:36:05.83 0.6 undecidable manual S 254 15.7731 131 0.37 46
IV.SLCN.HHZ. 2021-03-26T22:36:05.83 0.6 undecidable manual S 182 14.9739 133 0.54 45
IX.PGN3.HHZ. 2021-03-26T22:36:05.67 0.6 undecidable manual S 68 14.3745 134 0.5 44
IX.COL3.HHE.02 2021-03-26T22:36:04.40 0.3 undecidable manual P 305 31.5462 109 -0.02 73
IV.CMPR.HHZ. 2021-03-26T22:36:04.96 0.3 undecidable manual P 231 36.4413 106 -0.18 69
IX.MRN3.HNE.01 2021-03-26T22:36:04.77 0.6 undecidable manual S 145 13.4754 136 -0.22 48
IV.MRLC.HHE. 2021-03-26T22:36:04.32 0.3 undecidable manual P 334 28.6491 111 0.33 68
IV.CAGG.EHE. 2021-03-26T22:36:04.73 0.6 undecidable manual S 289 11.2776 142 0.11 49
IX.STN3.HHZ.02 2021-03-26T22:36:03.05 0.6 undecidable manual S 63 1.2987 175 -0.57 45
IV.MCEL.HHZ. 2021-03-26T22:36:03.44 0.3 undecidable manual P 148 26.1516 114 -0.2 71
IX.CGG3.HNE. 2021-03-26T22:36:03.84 0.6 undecidable manual S 281 9.9789 146 -0.56 44
IV.SLCN.HHZ. 2021-03-26T22:36:02.36 0.1 positive manual P 182 14.9739 133 0.17 97
IX.PGN3.HHZ. 2021-03-26T22:36:02.09 0.1 undecidable manual P 68 14.3745 134 -0.03 100
IT.SLC1.HGN. 2021-03-26T22:36:02.04 0.6 undecidable manual P 194 14.7741 133 -0.14 48
IX.SRN3.HHZ. 2021-03-26T22:36:02.24 0.1 undecidable manual P 254 15.7731 131 -0.05 99
IX.MRN3.HNE.01 2021-03-26T22:36:01.73 0.3 undecidable manual P 145 13.4754 136 -0.3 71
IV.CAGG.EHE. 2021-03-26T22:36:01.76 0.3 undecidable manual P 289 11.2776 142 -0.05 75
IX.CGG3.HNE. 2021-03-26T22:36:01.54 0.3 undecidable manual P 281 9.9789 146 -0.14 73
IX.STN3.HHZ.02 2021-03-26T22:36:00.82 0.3 undecidable manual P 63 1.2987 175 -0.41 71
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IX.STN3.HHE.02 ML:2.5 0.0030643425 0.2048 AML other m 2021-03-26T22:36:04.51
IV.SLCN.HNE. ML:1.2 0.000101568165 1.0272 AML other m 2021-03-26T22:36:05.96
IV.SLCN.HHE. ML:1.2 0.000127 1.74 AML other m 2021-03-26T22:36:06.94
IV.SLCN.HHN. ML:1.1 0.00008465 0.26 AML other m 2021-03-26T22:36:07.37
IV.MCEL.HHN. ML:0.7 0.0000239 0.48 AML other m 2021-03-26T22:36:09.39
IV.MCEL.HNN. ML:1.1 0.00006498601999999999 0.2688 AML other m 2021-03-26T22:36:09.32
IV.CMPR.HHE. ML:0.4 0.000010292677499999999 1.6384 AML other m 2021-03-26T22:36:11.14
IV.MCEL.HHE. ML:0.8 0.00002775 0.98 AML other m 2021-03-26T22:36:11.19
IV.MCEL.HNE. ML:1.1 0.000062672195 0.448 AML other m 2021-03-26T22:36:11.49
IV.CMPR.HHN. ML:0.4 0.000008554538 0.4608 AML other m 2021-03-26T22:36:12.81
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