Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.9 on date 13-07-2021 and time 20:54:32 (Italy) in region 2 km E Castelpagano (BN)

A magnitude ML 0.9 earthquake occured in region: 2 km E Castelpagano (BN), on

  • 13-07-2021 18:54:32 (UTC)
  • 13-07-2021 20:54:32 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.4090, 14.8260 at 10 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
Castelpagano BN 2 1483 1483
Colle Sannita BN 5 2431 3914
Circello BN 6 2388 6302
Santa Croce del Sannio BN 8 927 7229
Riccia CB 9 5262 12491
Castelvetere in Val Fortore BN 10 1240 13731
Cercemaggiore CB 10 3777 17508
San Marco dei Cavoti BN 12 3371 20879
Baselice BN 12 2397 23276
Jelsi CB 13 1781 25057
Reino BN 13 1210 26267
Tufara CB 13 925 27192
Gildone CB 13 809 28001
Gambatesa CB 14 1464 29465
Foiano di Val Fortore BN 14 1410 30875
Sassinoro BN 14 618 31493
Cercepiccola CB 14 681 32174
Molinara BN 15 1618 33792
Morcone BN 15 4932 38724
Campolattaro BN 16 1072 39796
San Bartolomeo in Galdo BN 16 4867 44663
San Giuliano del Sannio CB 16 1029 45692
San Giorgio La Molara BN 17 2994 48686
Sepino CB 17 1964 50650
Fragneto l'Abate BN 17 1049 51699
Pontelandolfo BN 17 2167 53866
Mirabello Sannitico CB 18 2180 56046
Montefalcone di Val Fortore BN 18 1525 57571
Campodipietra CB 18 2570 60141
Pago Veiano BN 18 2406 62547
Fragneto Monforte BN 19 1840 64387
Ferrazzano CB 19 3344 67731
Toro CB 19 1391 69122
Pesco Sannita BN 19 1972 71094
Casalduni BN 20 1378 72472
Pietracatella CB 20 1375 73847
San Marco la Catola FG 20 1012 74859

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km N of Benevento (60091 inhabitants)
55 Km N of Avellino (54857 inhabitants)
55 Km NE of Caserta (76326 inhabitants)
56 Km SW of San Severo (53905 inhabitants)
60 Km W of Foggia (151991 inhabitants)
64 Km NE of Acerra (59573 inhabitants)
69 Km NE of Afragola (65057 inhabitants)
71 Km NE of Aversa (53047 inhabitants)
72 Km NE of Casoria (77642 inhabitants)
75 Km NE of Giugliano in Campania (122974 inhabitants)
76 Km NE of Portici (55274 inhabitants)
78 Km NE of Scafati (50787 inhabitants)
78 Km NE of Ercolano (53709 inhabitants)
78 Km NE of Marano di Napoli (59874 inhabitants)
79 Km NE of Torre del Greco (86275 inhabitants)
79 Km N of Cava de' Tirreni (53659 inhabitants)
79 Km NE of Napoli (974074 inhabitants)
81 Km N of Salerno (135261 inhabitants)
84 Km NE of Castellammare di Stabia (66466 inhabitants)
88 Km NE of Pozzuoli (81661 inhabitants)
90 Km N of Battipaglia (50786 inhabitants)
91 Km W of Cerignola (58396 inhabitants)
94 Km W of Manfredonia (57279 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 0.9 2021-07-13
18:54:32		 41.4087 14.8263 10 2021-12-29
11:12:51		 Bollettino Sismico Italiano INGV 97342351
Reviewed
Rev100 		ML 0.9 2021-07-13
18:54:31		 41.4075 14.8257 10 2021-07-13
19:00:37		 Sala Sismica INGV-Roma 92723531
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-07-13 18:54:32 ± 0.14
Latitude 41.4087 ± 0.0072
Longitude 14.8263 ± 0.0156
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 97342351

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1288
Semi-minor axis of confidence ellipse (meter) 522
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 110
Circular confidence region, given by single value of horizontal uncertainty (meter) 1290.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 153
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.35
Epicentral distance of station closest to the epicenter (degree) 0.09083
Epicentral distance of station farthest from the epicenter (degree) 0.26890
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 92723531
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-07-13 19:00:37

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 97342351
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-11-08 14:19:19
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VITU.HHZ. 2021-07-13T18:54:43.38 0.6 undecidable manual S 213 29.8479 50 0.74 40
IV.CIGN.HHZ. 2021-07-13T18:54:42.10 0.6 undecidable manual S 13 28.0497 50 -0.05 48
IV.PSB1.HHZ. 2021-07-13T18:54:40.00 0.3 undecidable manual S 184 20.5683 116 -0.01 74
IV.BSSO.HHZ. 2021-07-13T18:54:40.60 0.6 undecidable manual S 308 24.6531 50 -0.65 42
IV.VITU.HHZ. 2021-07-13T18:54:38.14 0.6 undecidable manual P 213 29.8479 50 -0.02 48
IV.GATE.HHZ. 2021-07-13T18:54:38.50 0.6 undecidable manual S 31 13.5753 127 0.58 44
IV.CIGN.HHZ. 2021-07-13T18:54:38.32 0.3 undecidable manual P 13 28.0497 50 0.44 66
IV.SACR.HHZ. 2021-07-13T18:54:37.40 0.6 undecidable manual S 263 10.0788 135 0.38 46
IV.BSSO.HHZ. 2021-07-13T18:54:37.29 0.1 undecidable manual P 308 24.6531 50 -0.06 97
IV.PSB1.HHZ. 2021-07-13T18:54:36.24 0.1 undecidable manual P 184 20.5683 116 -0.39 91
IV.GATE.HHZ. 2021-07-13T18:54:35.09 0.1 undecidable manual P 31 13.5753 127 -0.34 93
IV.SACR.HHZ. 2021-07-13T18:54:34.93 0.1 undecidable manual P 263 10.0788 135 0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GATE.HHN. ML:1.1 0.000121 0.5 AML other m 2021-07-13T18:54:38.69
IV.GATE.HHE. ML:1.1 0.000141 1.38 AML other m 2021-07-13T18:54:38.25
IV.SACR.HHN. ML:0.6 0.00005286226500000001 0.3584 AML other m 2021-07-13T18:54:39.59
IV.SACR.HHE. ML:0.8 0.00007194449 0.4864 AML other m 2021-07-13T18:54:40.27
IV.PSB1.HHE. ML:0.8 0.000049723295 0.4352 AML other m 2021-07-13T18:54:40.36
IV.PSB1.HHN. ML:0.8 0.00003782463499999999 0.2432 AML other m 2021-07-13T18:54:40.40
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