Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.5 on date 06-08-2021 and time 05:56:37 (UTC) in region 2 km SW Sassinoro (BN)

A magnitude ML 2.5 earthquake occured in region: 2 km SW Sassinoro (BN), on

  • 06-08-2021 05:56:37 (UTC)
  • 06-08-2021 07:56:37 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.3610, 14.6410 at 11 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
Sassinoro BN 3 618 618
Morcone BN 3 4932 5550
Sepino CB 6 1964 7514
Pietraroja BN 8 545 8059
Santa Croce del Sannio BN 8 927 8986
Pontelandolfo BN 9 2167 11153
San Giuliano del Sannio CB 11 1029 12182
Cerreto Sannita BN 11 3940 16122
San Lupo BN 11 801 16923
Campolattaro BN 11 1072 17995
Cusano Mutri BN 11 4091 22086
Cercepiccola CB 11 681 22767
Guardiaregia CB 12 801 23568
Guardia Sanframondi BN 12 5078 28646
Casalduni BN 12 1378 30024
San Lorenzo Maggiore BN 12 2154 32178
San Lorenzello BN 13 2227 34405
Cercemaggiore CB 13 3777 38182
Circello BN 14 2388 40570
Castelpagano BN 15 1483 42053
Campochiaro CB 15 646 42699
Vinchiaturo CB 16 3324 46023
Castelvenere BN 16 2562 48585
Colle Sannita BN 16 2431 51016
Faicchio BN 16 3634 54650
Fragneto Monforte BN 16 1840 56490
San Polo Matese CB 17 470 56960
Fragneto l'Abate BN 17 1049 58009
Ponte BN 17 2580 60589
Reino BN 17 1210 61799
Mirabello Sannitico CB 18 2180 63979
Gioia Sannitica CE 18 3638 67617
Telese Terme BN 18 7486 75103
Paupisi BN 18 1633 76736
San Salvatore Telesino BN 18 3999 80735
Gildone CB 19 809 81544
Ferrazzano CB 19 3344 84888
Colle d'Anchise CB 19 807 85695
Bojano CB 20 8058 93753
Baranello CB 20 2673 96426
Torrecuso BN 20 3407 99833
Solopaca BN 20 3820 103653
Pesco Sannita BN 20 1972 105625

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km NW of Benevento (60091 inhabitants)
41 Km NE of Caserta (76326 inhabitants)
51 Km NE of Acerra (59573 inhabitants)
51 Km N of Avellino (54857 inhabitants)
56 Km NE of Afragola (65057 inhabitants)
56 Km NE of Aversa (53047 inhabitants)
58 Km NE of Casoria (77642 inhabitants)
61 Km NE of Giugliano in Campania (122974 inhabitants)
64 Km NE of Marano di Napoli (59874 inhabitants)
64 Km NE of Portici (55274 inhabitants)
66 Km NE of Ercolano (53709 inhabitants)
66 Km NE of Napoli (974074 inhabitants)
68 Km NE of Torre del Greco (86275 inhabitants)
69 Km N of Scafati (50787 inhabitants)
72 Km SW of San Severo (53905 inhabitants)
73 Km NE of Pozzuoli (81661 inhabitants)
74 Km N of Cava de' Tirreni (53659 inhabitants)
75 Km N of Castellammare di Stabia (66466 inhabitants)
76 Km W of Foggia (151991 inhabitants)
77 Km N of Salerno (135261 inhabitants)
89 Km NW of Battipaglia (50786 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 2021-08-06
05:56:37		 41.361 14.641 11 2021-12-29
11:12:23		 Bollettino Sismico Italiano INGV 94901991
Reviewed
Rev100 		ML 2.4 2021-08-06
05:56:37		 41.3592 14.6372 10 2021-08-06
08:17:27		 Sala Sismica INGV-Roma 93739201
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-08-06 05:56:37 ± 0.07
Latitude 41.3610 ± 0.0045
Longitude 14.6410 ± 0.0060
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 94901991

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 448
Semi-minor axis of confidence ellipse (meter) 437
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 85
Circular confidence region, given by single value of horizontal uncertainty (meter) 450.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 55
Number of associated phases, regardless of their use for origin computation 40
Number of defining phases 31
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.01174
Number of stations at which the event was observed 29
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 54
Type of magnitude ML
Reference to an origin 93739201
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-08-06 08:17:27

ML:2.5

Field Value
Value 2.5
Uncertainty 0.3
Num. used stations 68
Type of magnitude ML
Reference to an origin 94901991
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-09-01 07:47:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.IMOL.HNZ. 2021-08-06T05:58:19.60 3.0 undecidable manual Sn 1.77 0
IV.FERC.HNZ. 2021-08-06T05:58:17.30 3.0 undecidable manual Sg 12.54 0
CR.STON.BHZ. 2021-08-06T05:58:05.06 3.0 undecidable manual Sg 10.28 0
IV.OPPE.HNZ. 2021-08-06T05:58:01.84 3.0 undecidable manual Pg 14.06 0
IV.FOSV.EHZ. 2021-08-06T05:57:53.60 3.0 undecidable manual Sg 7.4 0
IV.MILZ.HHZ. 2021-08-06T05:57:31.69 3.0 negative manual Pg 5.13 0
IV.GIZZ.HHZ. 2021-08-06T05:57:26.04 3.0 undecidable manual Pg 5.74 0
IV.VIVA.HHZ. 2021-08-06T05:57:22.65 3.0 undecidable manual S -1.1 0
IV.MSAG.HHZ. 2021-08-06T05:56:56.94 0.3 undecidable manual P 69 112.2987 50 0.55 55
IV.SGRT.HHZ. 2021-08-06T05:56:55.19 0.3 undecidable manual P 64 101.4207 50 0.48 57
IV.LRP.EHZ. 2021-08-06T05:56:55.58 3.0 undecidable manual P 1.3 0
IV.MELA.HHZ. 2021-08-06T05:56:55.09 0.3 undecidable manual S 46 55.5999 50 0.1 68
IV.TRIV.HHZ. 2021-08-06T05:56:52.80 0.3 undecidable manual S 351 45.621 50 0.48 64
IV.LPEL.HHZ. 2021-08-06T05:56:52.09 0.3 undecidable manual P 334 85.0482 50 -0.09 64
IV.MIDA.HHZ. 2021-08-06T05:56:51.61 0.6 undecidable manual S 314 44.8218 50 -0.48 42
IV.APRC.HHZ. 2021-08-06T05:56:51.32 0.3 undecidable manual P 59 86.8464 50 -1.14 44
IV.VAGA.HHZ. 2021-08-06T05:56:50.00 0.3 undecidable manual S 280 34.3434 50 0.68 61
IV.MELA.HHZ. 2021-08-06T05:56:47.22 0.3 undecidable manual P 46 55.5999 50 -0.43 63
IV.GATE.HHZ. 2021-08-06T05:56:47.34 0.3 undecidable manual S 53 28.0497 50 -0.29 68
IV.BSSO.HHZ. 2021-08-06T05:56:46.17 0.1 undecidable manual S 349 20.868 50 0.45 89
IV.TRIV.HHZ. 2021-08-06T05:56:46.00 0.1 undecidable manual P 351 45.621 50 -0.11 91
IV.SGG.HHZ. 2021-08-06T05:56:46.06 0.1 undecidable manual S 278 21.9669 50 0.05 98
IV.VITU.HHZ. 2021-08-06T05:56:45.42 0.1 undecidable manual S 183 19.7691 50 0.01 97
IV.MIDA.HHZ. 2021-08-06T05:56:45.50 0.3 undecidable manual P 314 44.8218 50 -0.48 63
IV.MOCO.HHZ. 2021-08-06T05:56:45.81 0.3 undecidable manual P 88 43.0236 50 0.09 70
IV.TST01.HHZ. 2021-08-06T05:56:45.65 0.3 undecidable manual P 334 47.9187 50 -0.81 55
IV.PIGN.HHZ. 2021-08-06T05:56:45.45 0.3 undecidable manual P 245 42.4242 50 -0.16 68
IV.PSB1.HNZ. 2021-08-06T05:56:45.98 0.1 undecidable manual S 137 20.7681 50 0.28 93
IV.MRB1.HHZ. 2021-08-06T05:56:45.29 0.3 undecidable manual P 134 38.0286 50 0.35 67
IV.PAOL.HNE. 2021-08-06T05:56:44.64 0.3 undecidable manual P 190 37.1295 50 -0.16 69
IV.VAGA.HHZ. 2021-08-06T05:56:44.69 0.3 undecidable manual P 280 34.3434 50 0.31 68
IV.GATE.HHZ. 2021-08-06T05:56:43.67 0.3 undecidable manual P 53 28.0497 50 0.27 92
IV.SGG.HHZ. 2021-08-06T05:56:42.52 0.1 undecidable manual P 278 21.9669 50 0.05 97
IV.PTRJ.HNZ. 2021-08-06T05:56:42.58 0.1 undecidable manual S 272 9.2796 139 0 98
IV.PSB1.HNZ. 2021-08-06T05:56:42.23 0.1 negative manual P 137 20.7681 50 -0.06 97
IV.BSSO.HHZ. 2021-08-06T05:56:42.27 0.1 negative manual P 349 20.868 50 -0.03 97
IV.SACR.HHZ. 2021-08-06T05:56:42.07 0.1 undecidable manual S 53 6.6933 148 0.02 98
IV.VITU.HHZ. 2021-08-06T05:56:41.97 0.3 undecidable manual P 183 19.7691 50 -0.15 72
IV.SACR.HHZ. 2021-08-06T05:56:40.10 0.1 positive manual P 53 6.6933 148 -0.08 100
IV.PTRJ.HNZ. 2021-08-06T05:56:40.39 0.1 undecidable manual P 272 9.2796 139 -0.1 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PTRJ.HNE. ML:2.7 0.00603 0.34 AML other m 2021-08-06T05:56:42.90
IV.SACR.HNE. ML:2.4 0.0039900000000000005 0.8 AML other m 2021-08-06T05:56:42.94
IV.SACR.HHE. ML:2.5 0.00421 1.58 AML other m 2021-08-06T05:56:42.95
IV.SACR.HNN. ML:2.4 0.0032199999999999998 0.16 AML other m 2021-08-06T05:56:42.98
IV.SACR.HHN. ML:2.4 0.0032800000000000004 0.16 AML other m 2021-08-06T05:56:42.98
IV.PTRJ.HHE. ML:0.4 0.000029749999999999998 1.74 AML other m 2021-08-06T05:56:43.01
IV.PTRJ.HNN. ML:2.9 0.01003 1.32 AML other m 2021-08-06T05:56:43.97
IV.PTRJ.HHN. ML:2.9 0.0112 1.28 AML other m 2021-08-06T05:56:43.95
IV.VITU.HHE. ML:2.9 0.00564 0.68 AML other m 2021-08-06T05:56:46.94
IV.BSSO.HHE. ML:2.8 0.00461 0.48 AML other m 2021-08-06T05:56:46.70
IV.BSSO.HNE. ML:2.8 0.004405 0.5 AML other m 2021-08-06T05:56:46.71
IV.PSB1.HNE. ML:2.7 0.00329 0.3 AML other m 2021-08-06T05:56:47.17
IV.PSB1.HHE. ML:2.7 0.003475 0.28 AML other m 2021-08-06T05:56:47.17
IV.VITU.HNE. ML:2.5 0.002255 1.22 AML other m 2021-08-06T05:56:47.92
IV.VITU.HHN. ML:2.9 0.006005 0.98 AML other m 2021-08-06T05:56:47.97
IV.VITU.HNN. ML:2.9 0.005730000000000001 0.96 AML other m 2021-08-06T05:56:47.97
IV.SGG.HNN. ML:2.9 0.004894999999999999 0.48 AML other m 2021-08-06T05:56:48.36
IV.SGG.HHN. ML:2.9 0.00504 0.46 AML other m 2021-08-06T05:56:48.35
IV.BSSO.HHN. ML:2.5 0.002345 0.42 AML other m 2021-08-06T05:56:48.46
IV.BSSO.HNN. ML:2.5 0.002255 0.42 AML other m 2021-08-06T05:56:48.47
IV.SGG.HNE. ML:2.8 0.00426 0.44 AML other m 2021-08-06T05:56:49.64
IV.SGG.HHE. ML:2.8 0.004485 0.44 AML other m 2021-08-06T05:56:49.86
IV.GATE.HNE. ML:2.3 0.0010400000000000001 0.38 AML other m 2021-08-06T05:56:51.54
IV.PSB1.HHN. ML:2.4 0.0018399999999999998 0.68 AML other m 2021-08-06T05:56:51.55
IV.GATE.HHE. ML:2.3 0.0010500000000000002 0.36 AML other m 2021-08-06T05:56:51.55
IV.PSB1.HNN. ML:2.4 0.0016749999999999998 0.94 AML other m 2021-08-06T05:56:51.55
IV.VAGA.HNE. ML:2.7 0.002065 0.56 AML other m 2021-08-06T05:56:52.46
IV.VAGA.HHE. ML:2.6 0.0018 0.62 AML other m 2021-08-06T05:56:53.42
IV.PIGN.HNN. ML:2.1 0.00037 0.76 AML other m 2021-08-06T05:56:53.88
IV.PIGN.HHN. ML:2.0 0.00032250000000000003 0.32 AML other m 2021-08-06T05:56:53.88
IV.TRIV.HHN. ML:2.3 0.000611 0.34 AML other m 2021-08-06T05:56:54.51
IV.MOCO.HHN. ML:1.8 0.0001805 0.62 AML other m 2021-08-06T05:56:54.58
IV.MOCO.HNN. ML:1.8 0.0001885 0.64 AML other m 2021-08-06T05:56:54.59
IV.TRIV.HNE. ML:2.4 0.0007552948500000001 1.5776 AML other m 2021-08-06T05:56:55.08
IV.TRIV.HHE. ML:2.4 0.0007885 1.58 AML other m 2021-08-06T05:56:55.08
IV.MELA.HNE. ML:2.4 0.0005705 0.26 AML other m 2021-08-06T05:56:56.38
IV.MELA.HHE. ML:2.5 0.0006734999999999999 0.28 AML other m 2021-08-06T05:56:56.25
IV.MIDA.HHN. ML:2.3 0.0006625 0.7 AML other m 2021-08-06T05:56:56.27
IV.MRB1.HHE. ML:2.6 0.00163 0.36 AML other m 2021-08-06T05:56:56.83
IV.MRB1.HNE. ML:2.6 0.0015300000000000001 0.36 AML other m 2021-08-06T05:56:56.84
IV.GATE.HNN. ML:2.3 0.00113 0.54 AML other m 2021-08-06T05:56:56.49
IV.GATE.HHN. ML:2.4 0.0011600000000000002 0.54 AML other m 2021-08-06T05:56:56.49
IV.VAGA.HNN. ML:3.0 0.003855 1.56 AML other m 2021-08-06T05:56:56.12
IV.VAGA.HHN. ML:3.0 0.004 1.58 AML other m 2021-08-06T05:56:56.11
IV.PIGN.HNE. ML:2.2 0.0004755 0.74 AML other m 2021-08-06T05:56:57.92
IV.MELA.HHN. ML:2.3 0.000503 0.68 AML other m 2021-08-06T05:56:57.91
IV.MELA.HNN. ML:2.3 0.0005340000000000001 0.68 AML other m 2021-08-06T05:56:57.91
IV.PIGN.HHE. ML:2.1 0.00043400000000000003 1.38 AML other m 2021-08-06T05:56:58.92
IV.MOCO.HHE. ML:2.0 0.00035650000000000005 0.46 AML other m 2021-08-06T05:56:58.56
IV.MOCO.HNE. ML:2.0 0.000357 0.48 AML other m 2021-08-06T05:56:58.56
IV.MIDA.HHE. ML:2.2 0.0005329999999999999 0.96 AML other m 2021-08-06T05:56:58.41
OT.OT16.EHN. ML:2.6 0.000733 0.34 AML other m 2021-08-06T05:56:59.33
OT.OT16.EHE. ML:2.7 0.000958 0.32 AML other m 2021-08-06T05:56:59.31
IV.MIDA.HNE. ML:2.3 0.0005690071 0.48 AML other m 2021-08-06T05:57:01.28
IV.MRB1.HHN. ML:2.6 0.001535 1.52 AML other m 2021-08-06T05:57:01.01
IV.MRB1.HNN. ML:2.7 0.001788 0.6 AML other m 2021-08-06T05:57:02.01
IV.APRC.HHN. ML:2.4 0.000312 0.72 AML other m 2021-08-06T05:57:08.51
IV.APRC.HHE. ML:2.3 0.00026250000000000004 0.46 AML other m 2021-08-06T05:57:08.77
IV.LRP.EHN. ML:1.6 0.00004375 1.5 AML other m 2021-08-06T05:57:09.94
IV.LPEL.HHN. ML:2.0 0.0001242 1.04 AML other m 2021-08-06T05:57:11.05
IV.SGRT.HHE. ML:2.4 0.000277 0.52 AML other m 2021-08-06T05:57:12.58
IV.SGRT.HHN. ML:2.3 0.0001905 0.5 AML other m 2021-08-06T05:57:12.88
IV.LRP.EHE. ML:2.2 0.000179 0.36 AML other m 2021-08-06T05:57:12.51
IV.MSAG.HHE. ML:2.1 0.00009834999999999999 0.38 AML other m 2021-08-06T05:57:15.43
IV.MSAG.HNE. ML:2.4 0.00022384565 0.3776 AML other m 2021-08-06T05:57:15.44
IV.LPEL.HHE. ML:2.1 0.0001525 0.52 AML other m 2021-08-06T05:57:15.49
IV.MSAG.HHN. ML:2.3 0.0001585 0.36 AML other m 2021-08-06T05:57:18.72
IV.MSAG.HNN. ML:2.7 0.0003755332 0.3808 AML other m 2021-08-06T05:57:18.72
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