Earthquake with magnitude of ML 1.6 on date 03-08-2021 and time 09:31:20 (Italy) in region 3 km NW Morcone (BN)

A magnitude ML 1.6 earthquake occured in region: 3 km NW Morcone (BN), on

  • 03-08-2021 07:31:20 (UTC)
  • 03-08-2021 09:31:20 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.356, 14.642 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Morcone BN 3 4932 4932
Sassinoro BN 3 618 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 Lupo BN 11 801 11954
Campolattaro BN 11 1072 13026
Cerreto Sannita BN 11 3940 16966
San Giuliano del Sannio CB 11 1029 17995
Cusano Mutri BN 11 4091 22086
Guardia Sanframondi BN 12 5078 27164
Casalduni BN 12 1378 28542
San Lorenzo Maggiore BN 12 2154 30696
Cercepiccola CB 12 681 31377
San Lorenzello BN 12 2227 33604
Guardiaregia CB 12 801 34405
Cercemaggiore CB 14 3777 38182
Circello BN 14 2388 40570
Castelpagano BN 15 1483 42053
Campochiaro CB 15 646 42699
Castelvenere BN 16 2562 45261
Fragneto Monforte BN 16 1840 47101
Faicchio BN 16 3634 50735
Vinchiaturo CB 16 3324 54059
Colle Sannita BN 16 2431 56490
Fragneto l'Abate BN 16 1049 57539
Ponte BN 16 2580 60119
Reino BN 17 1210 61329
San Polo Matese CB 17 470 61799
Gioia Sannitica CE 18 3638 65437
Telese Terme BN 18 7486 72923
Paupisi BN 18 1633 74556
Mirabello Sannitico CB 18 2180 76736
San Salvatore Telesino BN 18 3999 80735
Gildone CB 19 809 81544
Torrecuso BN 19 3407 84951
Solopaca BN 19 3820 88771
Pesco Sannita BN 20 1972 90743
Ferrazzano CB 20 3344 94087
Colle d'Anchise CB 20 807 94894

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 N of Avellino (54857 inhabitants)
51 Km NE of Acerra (59573 inhabitants)
56 Km NE of Afragola (65057 inhabitants)
56 Km NE of Aversa (53047 inhabitants)
58 Km NE of Casoria (77642 inhabitants)
60 Km NE of Giugliano in Campania (122974 inhabitants)
63 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)
67 Km NE of Torre del Greco (86275 inhabitants)
68 Km N of Scafati (50787 inhabitants)
72 Km SW of San Severo (53905 inhabitants)
73 Km NE of Pozzuoli (81661 inhabitants)
73 Km N of Cava de' Tirreni (53659 inhabitants)
75 Km N of Castellammare di Stabia (66466 inhabitants)
76 Km N of Salerno (135261 inhabitants)
76 Km W of Foggia (151991 inhabitants)
88 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 1.6 2021-08-03
07:31:20
41.3562 14.6422 11 2021-12-29
11:12:53
Bollettino Sismico Italiano INGV 98465251
Reviewed
Rev100
ML 1.7 2021-08-03
07:31:20
41.3755 14.6807 16 2021-08-03
07:37:55
Sala Sismica INGV-Roma 93598051
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-08-03 07:31:20 ± 0.08
Latitude 41.3562 ± 0.0054
Longitude 14.6422 ± 0.0084
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 98465251

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 670
Semi-minor axis of confidence ellipse (meter) 550
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 248
Circular confidence region, given by single value of horizontal uncertainty (meter) 670
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 92
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.06295
Epicentral distance of station farthest from the epicenter (degree) 0.50452
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 98465251
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-12-13 13:34:13

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 93598051
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-08-03 07:37:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.VAGA.HHZ. 2021-08-03T07:31:31.76 0.6 undecidable manual S 281 0.3112 90 -0.37 44
IV.RNI2.HNE. 2021-08-03T07:31:30.22 0.3 undecidable manual P 314 0.5045 90 -0.28 66
IV.SGG.HHZ. 2021-08-03T07:31:29.36 0.6 undecidable manual S 279 0.1996 90 0.54 45
IV.BSSO.HHZ. 2021-08-03T07:31:29.06 0.3 undecidable manual S 349 0.1934 90 0.43 69
IV.TRIV.HHZ. 2021-08-03T07:31:28.35 0.3 undecidable manual P 351 0.4155 90 -0.63 61
IV.VITU.HHZ. 2021-08-03T07:31:28.21 0.6 undecidable manual S 183 0.1727 90 0.18 49
IV.PSB1.HHZ. 2021-08-03T07:31:28.95 0.6 undecidable manual S 136 0.1835 90 0.61 42
IV.MRB1.HHZ. 2021-08-03T07:31:27.67 0.3 undecidable manual P 133 0.3381 90 0.02 72
IV.VAGA.HHZ. 2021-08-03T07:31:27.31 0.1 undecidable manual P 281 0.3112 90 0.12 97
IV.PSB1.HHZ. 2021-08-03T07:31:25.00 0.1 undecidable manual P 136 0.1835 90 0 100
IV.SGG.HHZ. 2021-08-03T07:31:25.15 0.3 undecidable manual P 279 0.1996 90 -0.13 72
IV.PTRJ.HNN. 2021-08-03T07:31:25.51 0.6 undecidable manual S 275 0.0854 123 0.01 50
IV.SACR.HHZ. 2021-08-03T07:31:25.15 0.3 undecidable manual S 49 0.063 136 0.15 74
IV.BSSO.HHZ. 2021-08-03T07:31:25.10 0.1 undecidable manual P 349 0.1934 90 -0.07 99
IV.VITU.HHZ. 2021-08-03T07:31:24.88 0.3 undecidable manual P 183 0.1727 90 0.05 75
IV.PTRJ.HNN. 2021-08-03T07:31:23.42 0.3 undecidable manual P 275 0.0854 123 0.05 77
IV.SACR.HHZ. 2021-08-03T07:31:22.92 0.1 undecidable manual P 49 0.063 136 -0.15 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SACR.HNE. ML:1.6 0.000562 0.42 AML other m 2021-08-03T07:31:25.72
IV.SACR.HHE. ML:1.6 0.00057 0.4 AML other m 2021-08-03T07:31:25.72
IV.SACR.HHN. ML:1.6 0.000534 0.14 AML other m 2021-08-03T07:31:25.76
IV.SACR.HNN. ML:1.6 0.0005195 0.44 AML other m 2021-08-03T07:31:25.76
IV.BSSO.HHE. ML:1.7 0.000355 0.78 AML other m 2021-08-03T07:31:29.45
IV.BSSO.HNE. ML:1.7 0.000353 0.78 AML other m 2021-08-03T07:31:29.45
IV.PSB1.HHE. ML:1.7 0.00033 1.7 AML other m 2021-08-03T07:31:29.06
IV.BSSO.HNN. ML:1.5 0.000223 1.4 AML other m 2021-08-03T07:31:30.07
IV.SGG.HHN. ML:1.8 0.000411 1.64 AML other m 2021-08-03T07:31:30.08
IV.SGG.HNN. ML:1.8 0.0004005 0.58 AML other m 2021-08-03T07:31:30.90
IV.BSSO.HHN. ML:1.5 0.0002055 1.48 AML other m 2021-08-03T07:31:31.04
IV.SGG.HHE. ML:1.7 0.000356 0.44 AML other m 2021-08-03T07:31:32.39
IV.PSB1.HHN. ML:1.4 0.0001715 0.4 AML other m 2021-08-03T07:31:33.57
IV.SGG.HNE. ML:2.1 0.000762 0.66 AML other m 2021-08-03T07:31:35.08
IV.VAGA.HHE. ML:1.6 0.000148 1.44 AML other m 2021-08-03T07:31:36.21
IV.VAGA.HHN. ML:2 0.0003595 0.36 AML other m 2021-08-03T07:31:37.62
IV.TRIV.HHE. ML:1.4 6.845E-5 0.4 AML other m 2021-08-03T07:31:37.83
IV.TRIV.HHN. ML:1.4 6.285E-5 0.56 AML other m 2021-08-03T07:31:42.65
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