Earthquake with magnitude of ML 1.0 on date 25-06-2021 and time 08:21:51 (Italy) in region 3 km SE San Giuliano del Sannio (CB)

A magnitude ML 1.0 earthquake occured in region: 3 km SE San Giuliano del Sannio (CB), on

  • 25-06-2021 06:21:51 (UTC)
  • 25-06-2021 08:21:51 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.4310, 14.6580 at 14 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
San Giuliano del Sannio CB 3 1029 1029
Cercepiccola CB 3 681 1710
Sepino CB 4 1964 3674
Sassinoro BN 6 618 4292
Cercemaggiore CB 6 3777 8069
Santa Croce del Sannio BN 8 927 8996
Vinchiaturo CB 9 3324 12320
Mirabello Sannitico CB 10 2180 14500
Guardiaregia CB 10 801 15301
Morcone BN 10 4932 20233
Gildone CB 11 809 21042
Ferrazzano CB 11 3344 24386
Campochiaro CB 13 646 25032
Pietraroja BN 13 545 25577
Castelpagano BN 13 1483 27060
Baranello CB 13 2673 29733
San Polo Matese CB 14 470 30203
Campobasso CB 14 49431 79634
Colle d'Anchise CB 15 807 80441
Circello BN 15 2388 82829
Jelsi CB 15 1781 84610
Busso CB 16 1273 85883
Pontelandolfo BN 16 2167 88050
Campodipietra CB 16 2570 90620
Cusano Mutri BN 16 4091 94711
Riccia CB 16 5262 99973
Colle Sannita BN 16 2431 102404
Bojano CB 17 8058 110462
Campolattaro BN 17 1072 111534
Oratino CB 18 1641 113175
Cerreto Sannita BN 18 3940 117115
Toro CB 18 1391 118506
Spinete CB 19 1320 119826
San Lupo BN 19 801 120627
San Giovanni in Galdo CB 19 580 121207
Casalduni BN 19 1378 122585
San Lorenzello BN 20 2227 124812
Guardia Sanframondi BN 20 5078 129890
Casalciprano CB 20 564 130454

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km NW of Benevento (60091 inhabitants)
48 Km NE of Caserta (76326 inhabitants)
59 Km N of Avellino (54857 inhabitants)
59 Km NE of Acerra (59573 inhabitants)
63 Km NE of Aversa (53047 inhabitants)
64 Km NE of Afragola (65057 inhabitants)
66 Km NE of Casoria (77642 inhabitants)
67 Km W of San Severo (53905 inhabitants)
68 Km NE of Giugliano in Campania (122974 inhabitants)
71 Km NE of Marano di Napoli (59874 inhabitants)
72 Km NE of Portici (55274 inhabitants)
74 Km NE of Ercolano (53709 inhabitants)
74 Km W of Foggia (151991 inhabitants)
74 Km NE of Napoli (974074 inhabitants)
76 Km NE of Torre del Greco (86275 inhabitants)
77 Km N of Scafati (50787 inhabitants)
80 Km NE of Pozzuoli (81661 inhabitants)
81 Km N of Cava de' Tirreni (53659 inhabitants)
83 Km N of Castellammare di Stabia (66466 inhabitants)
84 Km N of Salerno (135261 inhabitants)
96 Km N 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 1.0 2021-06-25
06:21:51
41.4312 14.6577 14 2021-12-29
11:12:40
Bollettino Sismico Italiano INGV 97003531
Reviewed
Rev100
ML 1.0 2021-06-25
06:21:51
41.4262 14.6647 14 2021-06-25
06:28:02
Sala Sismica INGV-Roma 91856141
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-06-25 06:21:51 ± 0.13
Latitude 41.4312 ± 0.0063
Longitude 14.6577 ± 0.0084
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 97003531

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 742
Semi-minor axis of confidence ellipse (meter) 414
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 143
Circular confidence region, given by single value of horizontal uncertainty (meter) 740.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 84
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 15
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) 0.38041
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 91856141
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-06-25 06:28:02

ML:1.0

Field Value
Value 1.0
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 97003531
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-10-26 13:55:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
CH.PLONS.HHZ. 2021-06-25T06:23:35.99 3.0 undecidable manual Pg 12.81 0
GU.BHB.HHZ. 2021-06-25T06:23:28.49 3.0 undecidable manual Pg 12.59 0
GU.GSCL.HHZ. 2021-06-25T06:23:26.01 3.0 undecidable manual Sn -8.72 0
IV.IMOL.HNZ. 2021-06-25T06:23:24.52 3.0 undecidable manual Sg 1.63 0
SI.BOSI.HHZ. 2021-06-25T06:23:13.11 3.0 negative manual Pg 5.14 0
IV.VOBA.EHZ. 2021-06-25T06:23:00.12 3.0 undecidable manual Pn -1.02 0
IV.NOCI.HHZ. 2021-06-25T06:22:55.31 3.0 undecidable manual Sn 0.49 0
AC.VLO.HHZ. 2021-06-25T06:22:54.89 3.0 undecidable manual Pn 5.1 0
IV.ACATE.HNZ. 2021-06-25T06:22:54.66 3.0 negative manual Pn 3.01 0
IV.HVIT.HHZ. 2021-06-25T06:22:50.91 3.0 negative manual Pn -1.19 0
IV.CMDO.HHZ. 2021-06-25T06:22:41.95 3.0 positive manual Pn -3.59 0
IV.PE3.EHZ. 2021-06-25T06:22:23.39 3.0 undecidable manual Pn -4.84 0
IV.PSB1.HHZ. 2021-06-25T06:22:01.35 0.6 undecidable manual S 151 26.3514 101 0.25 48
IV.MOCO.HNE. 2021-06-25T06:22:00.16 0.3 undecidable manual P 99 42.2244 95 0.67 62
IV.GATE.HHZ. 2021-06-25T06:22:00.12 0.6 undecidable manual S 66 22.8549 104 -0.08 50
IV.SGG.HHZ. 2021-06-25T06:22:00.28 0.6 undecidable manual S 258 23.6541 103 -0.13 49
IV.RMP.HHZ. 2021-06-25T06:21:59.71 3.0 negative manual P -8.1 0
IV.BSSO.HHZ. 2021-06-25T06:21:58.26 0.6 undecidable manual S 337 13.7751 122 0.3 48
IV.VAGA.HNZ. 2021-06-25T06:21:58.56 0.3 undecidable manual P 267 35.2425 97 0.13 72
IV.PTRJ.HNN. 2021-06-25T06:21:58.18 0.6 undecidable manual S 235 13.0758 124 0.4 47
IV.CIGN.HHN. 2021-06-25T06:21:57.89 0.3 undecidable manual P 40 32.1456 98 -0.06 74
IV.PSB1.HHZ. 2021-06-25T06:21:56.78 0.1 negative manual P 151 26.3514 101 -0.28 94
IV.GATE.HHZ. 2021-06-25T06:21:56.55 0.3 undecidable manual P 66 22.8549 104 0.01 75
IV.SACR.HHZ. 2021-06-25T06:21:56.42 0.6 undecidable manual S 133 5.4945 153 -0.01 52
IV.SGG.HHZ. 2021-06-25T06:21:56.85 0.3 undecidable manual P 258 23.6541 103 0.18 73
IV.BSSO.HHZ. 2021-06-25T06:21:55.10 0.1 undecidable manual P 337 13.7751 122 -0.15 100
IV.SACR.HHZ. 2021-06-25T06:21:54.12 0.1 negative manual P 133 5.4945 153 -0.25 99
IV.PTRJ.HNN. 2021-06-25T06:21:54.74 0.3 undecidable manual P 235 13.0758 124 -0.41 71
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SACR.HHE. ML:0.9 0.000097 0.16 AML other m 2021-06-25T06:21:56.75
IV.SACR.HHN. ML:0.9 0.00010005 0.3 AML other m 2021-06-25T06:21:57.77
IV.BSSO.HHE. ML:1.2 0.000125 0.3 AML other m 2021-06-25T06:21:58.56
IV.BSSO.HHN. ML:1.0 0.00009490000000000002 0.68 AML other m 2021-06-25T06:21:59.01
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