Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 08-08-2021 and time 13:28:06 (Italy) in region 4 km E Palomonte (SA)

A magnitude ML 1.5 earthquake occured in region: 4 km E Palomonte (SA), on

  • 08-08-2021 11:28:06 (UTC)
  • 08-08-2021 13:28:06 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.6670, 15.3360 at 12 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
Palomonte SA 4 3985 3985
Buccino SA 5 5047 9032
San Gregorio Magno SA 6 4286 13318
Colliano SA 8 3638 16956
Contursi Terme SA 8 3394 20350
Oliveto Citra SA 9 3802 24152
Romagnano al Monte SA 9 368 24520
Valva SA 10 1643 26163
Sicignano degli Alburni SA 12 3519 29682
Ricigliano SA 13 1144 30826
Salvitelle SA 13 560 31386
Laviano SA 13 1438 32824
Senerchia AV 14 842 33666
Auletta SA 14 2336 36002
Postiglione SA 15 2151 38153
Balvano PZ 15 1830 39983
Petina SA 15 1159 41142
Serre SA 16 3995 45137
Castelgrande PZ 16 943 46080
Santomenna SA 16 443 46523
Muro Lucano PZ 16 5497 52020
Calabritto AV 16 2391 54411
Vietri di Potenza PZ 16 2832 57243
Pertosa SA 17 690 57933
Castelnuovo di Conza SA 17 619 58552
Caggiano SA 18 2765 61317
Caposele AV 19 3483 64800
Campagna SA 19 16703 81503
Pescopagano PZ 20 1910 83413
Bella PZ 20 5171 88584
Sant'Andrea di Conza AV 20 1539 90123

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km E of Battipaglia (50786 inhabitants)
40 Km W of Potenza (67122 inhabitants)
49 Km E of Salerno (135261 inhabitants)
53 Km SE of Avellino (54857 inhabitants)
53 Km E of Cava de' Tirreni (53659 inhabitants)
69 Km E of Scafati (50787 inhabitants)
70 Km SE of Benevento (60091 inhabitants)
72 Km E of Castellammare di Stabia (66466 inhabitants)
82 Km SW of Cerignola (58396 inhabitants)
83 Km E of Torre del Greco (86275 inhabitants)
85 Km E of Portici (55274 inhabitants)
85 Km E of Ercolano (53709 inhabitants)
87 Km E of Acerra (59573 inhabitants)
90 Km S of Foggia (151991 inhabitants)
91 Km E of Afragola (65057 inhabitants)
92 Km E of Casoria (77642 inhabitants)
93 Km E of Napoli (974074 inhabitants)
96 Km E of Caserta (76326 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 2021-08-08
11:28:06		 40.6672 15.3363 13 2021-12-29
11:12:53		 Bollettino Sismico Italiano INGV 98339761
Reviewed
Rev100 		ML 1.6 2021-08-08
11:28:06		 40.6692 15.3357 12 2021-08-08
11:34:11		 Sala Sismica INGV-Roma 93837461
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-08-08 11:28:06 ± 0.05
Latitude 40.6672 ± 0.0027
Longitude 15.3363 ± 0.0047
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 98339761

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 359
Semi-minor axis of confidence ellipse (meter) 166
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 88
Circular confidence region, given by single value of horizontal uncertainty (meter) 360.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 59
Number of associated phases, regardless of their use for origin computation 41
Number of defining phases 36
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.63132
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 21
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 36
Type of magnitude ML
Reference to an origin 98339761
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-12-09 09:29:02

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 28
Type of magnitude ML
Reference to an origin 93837461
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-08-08 11:34:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IX.MRVN.HHZ. 2021-08-08T11:28:32.96 3.0 undecidable manual S 0
IV.SIRI.HHZ. 2021-08-08T11:28:28.32 0.3 undecidable manual S 140 70.0743 91 0.36 63
IV.ACER.HHZ. 2021-08-08T11:28:23.49 0.3 undecidable manual S 75 52.7028 92 0.16 67
IX.MRVN.HHZ. 2021-08-08T11:28:21.83 3.0 undecidable manual P 0
IV.VULT.HHN. 2021-08-08T11:28:20.42 0.3 undecidable manual S 36 39.627 93 0.57 62
IV.CMPR.HHZ. 2021-08-08T11:28:19.62 0.3 undecidable manual S 184 38.8278 93 -0.01 71
IV.CAFE.HHN. 2021-08-08T11:28:19.90 0.3 undecidable manual S 348 40.9257 93 -0.29 67
IV.SIRI.HHZ. 2021-08-08T11:28:18.72 0.3 undecidable manual P 140 70.0743 91 -0.3 63
IX.SALI.HNE.01 2021-08-08T11:28:18.23 0.3 undecidable manual S 336 31.9458 94 0.42 66
IX.RSF3.HHZ.02 2021-08-08T11:28:18.71 3.0 undecidable manual P 0
IV.MGR.HHZ. 2021-08-08T11:28:17.76 0.6 undecidable manual P 163 61.494 92 0.05 45
IV.SNAL.HHZ. 2021-08-08T11:28:17.64 0.3 undecidable manual S 340 30.5472 95 0.2 69
IV.ACER.HHZ. 2021-08-08T11:28:16.20 0.6 undecidable manual P 75 52.7028 92 -0.15 45
IV.MCEL.HHZ. 2021-08-08T11:28:16.57 0.3 undecidable manual P 134 54.6009 92 -0.07 68
IX.CMP3.HNZ.02 2021-08-08T11:28:15.49 0.3 undecidable manual S 266 21.6672 99 0.43 67
IX.SRN3.HHZ.02 2021-08-08T11:28:15.32 0.3 undecidable manual S 153 22.5552 99 0.01 73
IV.SLCN.HNZ. 2021-08-08T11:28:14.59 0.3 undecidable manual P 141 39.627 93 0.25 68
IV.CDRU.HHZ. 2021-08-08T11:28:14.60 0.3 undecidable manual S 188 19.869 101 0 73
IX.TEGI.HNN.01 2021-08-08T11:28:14.19 1.0 undecidable manual P 152 36.0417 94 0.41 22
IV.VULT.HHN. 2021-08-08T11:28:14.21 0.3 undecidable manual P 36 39.627 93 -0.13 70
IV.CAFE.HHN. 2021-08-08T11:28:14.38 0.3 undecidable manual P 348 40.9257 93 -0.15 69
IX.RDM3.HHZ.02 2021-08-08T11:28:13.01 0.3 undecidable manual P 36 28.5492 95 0.38 67
IV.CMPR.HHZ. 2021-08-08T11:28:13.93 0.1 undecidable manual P 184 38.8278 93 -0.28 89
IX.SNR3.EHZ.02 2021-08-08T11:28:13.14 0.3 undecidable manual S 302 14.2746 114 -0.04 74
IX.PST3.HNZ.01 2021-08-08T11:28:13.65 0.3 undecidable manual S 214 14.1747 114 0.5 67
IV.MRLC.HHZ. 2021-08-08T11:28:13.46 0.3 undecidable manual S 52 16.1727 108 -0.2 71
IX.SALI.HNE.01 2021-08-08T11:28:13.05 0.3 undecidable manual P 336 31.9458 94 -0.11 71
IV.SNAL.HHZ. 2021-08-08T11:28:12.82 0.3 undecidable manual P 340 30.5472 95 -0.13 71
IV.SGO.HHZ. 2021-08-08T11:28:12.80 0.3 undecidable manual S 192 12.0768 121 0.15 73
IX.CLT3.HNZ.02 2021-08-08T11:28:12.42 0.3 undecidable manual P 12 26.751 96 0.06 72
IX.MCRV.HHZ. 2021-08-08T11:28:11.07 3.0 undecidable manual P 0
IV.CDRU.HHZ. 2021-08-08T11:28:11.18 0.1 undecidable manual P 188 19.869 101 -0.13 96
IX.CMP3.HNZ.02 2021-08-08T11:28:11.48 0.3 undecidable manual P 266 21.6672 99 -0.09 72
IX.SRN3.HHZ.02 2021-08-08T11:28:11.51 0.1 undecidable manual P 153 22.5552 99 -0.2 94
IX.COL3.HHZ.02 2021-08-08T11:28:10.91 0.3 undecidable manual S 347 2.2977 167 -0.19 73
IV.MRLC.HHZ. 2021-08-08T11:28:10.48 0.1 undecidable manual P 52 16.1727 108 -0.28 93
IX.SCL3.EHZ.02 2021-08-08T11:28:10.87 3.0 positive manual P 0.41 0
IV.SGO.HHZ. 2021-08-08T11:28:10.09 0.1 undecidable manual P 192 12.0768 121 -0.09 98
IX.SNR3.EHZ.02 2021-08-08T11:28:10.36 0.1 positive manual P 302 14.2746 114 -0.12 97
IX.PST3.HNZ.01 2021-08-08T11:28:10.52 0.3 undecidable manual P 214 14.1747 114 0.05 74
IX.COL3.HHZ.02 2021-08-08T11:28:09.22 0.1 negative manual P 347 2.2977 167 -0.07 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SGO.HHN. ML:1.8 0.000722529 0.1792 AML other m 2021-08-08T11:28:13.25
IV.SGO.HHE. ML:1.6 0.000352412 0.1216 AML other m 2021-08-08T11:28:13.31
IX.SNR3.EHE.02 ML:1.6 0.0003836754 0.128 AML other m 2021-08-08T11:28:14.51
IX.SCL3.EHE.02 ML:2.0 0.0008925577 0.096 AML other m 2021-08-08T11:28:15.79
IV.CDRU.HHN. ML:1.7 0.000383 0.24 AML other m 2021-08-08T11:28:14.84
IV.CDRU.HNN. ML:1.8 0.000472 0.22 AML other m 2021-08-08T11:28:14.85
IV.CDRU.HNE. ML:2.2 0.0010125 0.22 AML other m 2021-08-08T11:28:14.86
IV.CDRU.HHE. ML:1.5 0.00021550000000000003 0.12 AML other m 2021-08-08T11:28:15.08
IX.SCL3.EHN.02 ML:2.2 0.00151 0.1 AML other m 2021-08-08T11:28:15.06
IV.MRLC.HHE. ML:1.5 0.00028512475 0.16 AML other m 2021-08-08T11:28:15.12
IV.MRLC.HHN. ML:1.6 0.00032748135000000003 0.2176 AML other m 2021-08-08T11:28:15.04
IX.SNR3.EHN.02 ML:1.7 0.00045942555 0.128 AML other m 2021-08-08T11:28:13.93
IX.SRN3.HHE.02 ML:1.8 0.0004388514 0.1728 AML other m 2021-08-08T11:28:16.84
IV.MCRV.HHE. ML:1.4 0.00017107815 0.1792 AML other m 2021-08-08T11:28:16.66
IV.MCRV.HHN. ML:1.5 0.0002457977 0.096 AML other m 2021-08-08T11:28:16.86
IV.SNAL.HHE. ML:1.5 0.000146 0.38 AML other m 2021-08-08T11:28:18.71
IV.SNAL.HHN. ML:1.6 0.00016399999999999997 0.24 AML other m 2021-08-08T11:28:19.33
IX.SRN3.HHN.02 ML:1.8 0.00039580345 0.2368 AML other m 2021-08-08T11:28:16.36
IV.CMPR.HHE. ML:1.2 0.00004953506 0.2368 AML other m 2021-08-08T11:28:21.10
IV.CMPR.HHN. ML:1.2 0.00005995 0.96 AML other m 2021-08-08T11:28:21.73
IV.ACER.HHE. ML:1.5 0.0000713 0.62 AML other m 2021-08-08T11:28:24.64
IV.MCEL.HHN. ML:0.0 0.000039941245 0.3584 AML other m 2021-08-08T11:28:29.21
IV.MGR.HHN. ML:1.4 0.0000512 0.48 AML other m 2021-08-08T11:28:29.65
IV.MCEL.HHE. ML:0.0 0.00003969002 0.256 AML other m 2021-08-08T11:28:29.50
IV.MGR.HHE. ML:1.0 0.000019355555 0.1984 AML other m 2021-08-08T11:28:27.37
IX.SNR3.HNE.01 ML:1.6 0.00036431275 0.1088 AML other m 2021-08-08T11:28:14.51
IX.SNR3.HNN.01 ML:1.8 0.00059284385 0.16 AML other m 2021-08-08T11:28:15.15
IV.MRLC.HNE. ML:1.2 0.000123275525 0.1216 AML other m 2021-08-08T11:28:14.82
IV.MRLC.HNN. ML:1.3 0.00015084235 0.2176 AML other m 2021-08-08T11:28:15.04
IV.SNAL.HNE. ML:1.3 0.00009629603 0.1984 AML other m 2021-08-08T11:28:20.06
IV.SNAL.HNN. ML:1.6 0.00017159954999999998 0.2368 AML other m 2021-08-08T11:28:19.33
IV.CMPR.HNE. ML:1.4 0.00009482123000000001 0.2048 AML other m 2021-08-08T11:28:20.42
IV.SIRI.HHN. ML:1.4 0.000044485695000000006 0.2624 AML other m 2021-08-08T11:28:31.89
IV.SIRI.HHE. ML:1.0 0.0000151844675 0.16 AML other m 2021-08-08T11:28:31.82
IV.MRVN.HHE. ML:1.2 0.000022393695 0.2624 AML other m 2021-08-08T11:28:34.68
IV.MRVN.HHN. ML:1.1 0.000013262937000000001 0.3648 AML other m 2021-08-08T11:28:35.20
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