Istituto Nazionale di Geofisica e Vulcanologia

Earthquake (quarry blast) with magnitude of ML 1.5 on date 08-11-2021 and time 09:07:29 (UTC) in region 2 km E Atena Lucana (SA)

A magnitude ML 1.5 (quarry blast) earthquake occured in region: 2 km E Atena Lucana (SA), on

  • 08-11-2021 09:07:29 (UTC)
  • 08-11-2021 10:07:29 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.4550, 15.5840 at 0 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

Event type: quarry blast.

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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Atena Lucana SA 2 2336 2336
Brienza PZ 5 4078 6414
Sala Consilina SA 6 12664 19078
San Pietro al Tanagro SA 8 1695 20773
Sant'Arsenio SA 8 2815 23588
Sasso di Castalda PZ 9 835 24423
Teggiano SA 9 7976 32399
Polla SA 10 5279 37678
San Rufo SA 11 1754 39432
Sant'Angelo Le Fratte PZ 11 1429 40861
Satriano di Lucania PZ 11 2374 43235
Sassano SA 13 5013 48248
Monte San Giacomo SA 13 1572 49820
Savoia di Lucania PZ 13 1127 50947
Marsico Nuovo PZ 13 4098 55045
Padula SA 14 5368 60413
Caggiano SA 15 2765 63178
Pertosa SA 15 690 63868
Paterno PZ 15 3368 67236
Tito PZ 16 7332 74568
Corleto Monforte SA 17 592 75160
Vietri di Potenza PZ 17 2832 77992
Auletta SA 18 2336 80328
Salvitelle SA 19 560 80888
Sacco SA 20 492 81380

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km SW of Potenza (67122 inhabitants)
54 Km E of Battipaglia (50786 inhabitants)
74 Km E of Salerno (135261 inhabitants)
79 Km E of Cava de' Tirreni (53659 inhabitants)
84 Km SE of Avellino (54857 inhabitants)
89 Km W of Matera (60436 inhabitants)
92 Km W of Altamura (70396 inhabitants)
94 Km S of Cerignola (58396 inhabitants)
95 Km E of Scafati (50787 inhabitants)
97 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 1.5 2021-11-08
09:07:29		 40.455 15.5842 1 2022-03-30
13:04:15		 Bollettino Sismico Italiano INGV 97375781
Reviewed
Rev100 		ML 1.9 2021-11-08
09:07:25		 40.6667 15.5672 23 2021-11-08
09:55:53		 Sala Sismica INGV-Roma 97339041
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-11-08 09:07:29 ± 0.12
Latitude 40.4550 ± 0.0081
Longitude 15.5842 ± 0.0106
Depth (km) 1 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type quarry blast
Origin ID 97375781

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1060
Semi-minor axis of confidence ellipse (meter) 760
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 39
Circular confidence region, given by single value of horizontal uncertainty (meter) 1060.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 74
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.34
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.34804
Number of stations at which the event was observed 31
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 97375781
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-03-10 16:19:55

ML:1.9

Field Value
Value 1.9
Uncertainty 0.4
Num. used stations 8
Type of magnitude ML
Reference to an origin 97339041
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-11-08 09:55:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ZEN8.HNZ. 2021-11-08T09:09:10.68 3.0 negative manual Pg 15.47 0
IV.SENI.HNZ. 2021-11-08T09:09:09.95 3.0 undecidable manual Sg 6.77 0
IV.CRTC.HHZ. 2021-11-08T09:09:08.25 3.0 undecidable manual Sg 0.67 0
GU.ENR.HHZ. 2021-11-08T09:09:05.52 3.0 undecidable manual Pn -1.23 0
IV.RESU.HHZ. 2021-11-08T09:08:56.23 3.0 undecidable manual Sg 3.52 0
ST.VARA.EHZ. 2021-11-08T09:08:55.70 3.0 undecidable manual Pn -0.74 0
IV.NDIM.HHZ. 2021-11-08T09:08:46.35 3.0 positive manual Pn 0.33 0
IV.MNTT.EHZ. 2021-11-08T09:08:44.69 3.0 undecidable manual Sg -1.6 0
IV.FDMO.HHZ. 2021-11-08T09:08:39.18 3.0 undecidable manual Sn -9.99 0
IV.MF5.EHZ. 2021-11-08T09:08:36.06 3.0 undecidable manual Sn -9.89 0
IV.RUFI.EHZ. 2021-11-08T09:08:30.36 3.0 undecidable manual Pn -0.81 0
AC.PUK.HHZ. 2021-11-08T09:08:26.62 3.0 undecidable manual Pg 4.34 0
IV.ARVD.HHZ. 2021-11-08T09:08:25.48 3.0 undecidable manual Pg 6.76 0
IV.BRSN.HNZ. 2021-11-08T09:08:25.14 3.0 negative manual Pn -7.3 0
IV.PE3.EHZ. 2021-11-08T09:08:17.53 3.0 negative manual Pn -5.93 0
IV.MMO1.EHZ. 2021-11-08T09:08:14.60 3.0 undecidable manual Pg 4.87 0
IV.PIPA.HHZ. 2021-11-08T09:08:13.99 3.0 undecidable manual S 0
IV.PIPA.HHZ. 2021-11-08T09:08:11.28 3.0 undecidable manual P 0
IV.IFIL.HHZ. 2021-11-08T09:08:00.29 3.0 negative manual Pg 0.16 0
IV.GIZZ.HHZ. 2021-11-08T09:07:54.10 3.0 negative manual Pg -0.73 0
IV.MGR.HHE. 2021-11-08T09:07:37.17 0.3 undecidable manual P 184 35.3424 91 0.74 80
IV.SIRI.HNE. 2021-11-08T09:07:36.83 0.3 undecidable manual P 142 38.628 91 -0.27 92
IV.CDRU.HHZ. 2021-11-08T09:07:34.16 0.3 undecidable manual P 279 23.8539 91 0.01 100
IV.SGO.HHZ. 2021-11-08T09:07:34.36 0.3 undecidable manual P 297 26.0517 91 -0.23 95
IV.CMPR.HHZ. 2021-11-08T09:07:34.78 0.6 undecidable manual P 237 28.1496 91 -0.23 63
IX.PGN3.HNE.02 2021-11-08T09:07:34.33 0.3 undecidable manual P 54 22.1556 91 0.53 89
IV.MTSN.HHZ. 2021-11-08T09:07:34.83 0.3 undecidable manual P 146 25.2525 91 0.41 92
IV.MCEL.HNN. 2021-11-08T09:07:33.83 0.3 undecidable manual P 128 23.3544 91 -0.22 96
IV.CAGG.EHE. 2021-11-08T09:07:32.02 0.6 undecidable manual P 332 12.876 92 0.08 67
IX.SRN3.HNE.02 2021-11-08T09:07:31.71 0.3 undecidable manual P 288 11.1777 93 0.11 100
IX.STN3.HHZ. 2021-11-08T09:07:31.11 0.3 undecidable manual P 34 10.0788 93 -0.27 97
IV.SLCN.HHZ. 2021-11-08T09:07:30.44 0.3 undecidable manual P 150 8.2806 93 -0.58 89
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MCRV.HHN. ML:1.8 0.00014977390000000003 0.0768 AML other m 2021-11-08T09:07:34.97
IV.MCRV.HHE. ML:1.4 0.000072237435 0.096 AML other m 2021-11-08T09:07:35.32
IV.SLCN.HNN. ML:2.4 0.00052395855 0.3136 AML other m 2021-11-08T09:07:35.31
IV.SLCN.HHN. ML:2.4 0.0005265 0.58 AML other m 2021-11-08T09:07:35.31
IX.SNR3.EHN.02 ML:1.4 0.00008248876 0.128 AML other m 2021-11-08T09:07:36.51
IV.SLCN.HHE. ML:2.5 0.000639 0.44 AML other m 2021-11-08T09:07:38.15
IV.SLCN.HNE. ML:2.4 0.0005899999999999999 0.44 AML other m 2021-11-08T09:07:38.37
IV.PIPA.HHE. ML:1.3 0.000010111078 0.2432 AML other m 2021-11-08T09:08:15.34
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