Earthquake with magnitude of ML 1.8 on date 19-07-2021 and time 06:15:27 (Italy) in region 3 km S San Marco la Catola (FG)

A magnitude ML 1.8 earthquake occured in region: 3 km S San Marco la Catola (FG), on

  • 19-07-2021 04:15:27 (UTC)
  • 19-07-2021 06:15:27 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.5040, 15.0060 at 27 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 Marco la Catola FG 3 1012 1012
Volturara Appula FG 4 430 1442
Tufara CB 6 925 2367
Celenza Valfortore FG 7 1598 3965
Gambatesa CB 8 1464 5429
Castelvetere in Val Fortore BN 9 1240 6669
Motta Montecorvino FG 9 730 7399
Carlantino FG 10 980 8379
Volturino FG 10 1743 10122
San Bartolomeo in Galdo BN 10 4867 14989
Pietramontecorvino FG 11 2721 17710
Baselice BN 12 2397 20107
Macchia Valfortore CB 13 576 20683
Alberona FG 13 985 21668
Castelnuovo della Daunia FG 13 1445 23113
Casalvecchio di Puglia FG 14 1877 24990
Pietracatella CB 14 1375 26365
Riccia CB 14 5262 31627
Casalnuovo Monterotaro FG 15 1556 33183
Roseto Valfortore FG 17 1074 34257
Foiano di Val Fortore BN 17 1410 35667
Sant'Elia a Pianisi CB 17 1818 37485
Jelsi CB 18 1781 39266
Colletorto CB 18 1938 41204
Biccari FG 20 2800 44004
Montefalcone di Val Fortore BN 20 1525 45529
Castelpagano BN 20 1483 47012

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km SW of San Severo (53905 inhabitants)
45 Km W of Foggia (151991 inhabitants)
46 Km NE of Benevento (60091 inhabitants)
68 Km N of Avellino (54857 inhabitants)
74 Km NE of Caserta (76326 inhabitants)
77 Km W of Manfredonia (57279 inhabitants)
80 Km W of Cerignola (58396 inhabitants)
82 Km NE of Acerra (59573 inhabitants)
87 Km NE of Afragola (65057 inhabitants)
89 Km NE of Aversa (53047 inhabitants)
89 Km NE of Casoria (77642 inhabitants)
93 Km N of Cava de' Tirreni (53659 inhabitants)
93 Km NE of Giugliano in Campania (122974 inhabitants)
93 Km NE of Scafati (50787 inhabitants)
93 Km NE of Portici (55274 inhabitants)
94 Km N of Salerno (135261 inhabitants)
95 Km NE of Ercolano (53709 inhabitants)
96 Km NE of Marano di Napoli (59874 inhabitants)
96 Km NE of Torre del Greco (86275 inhabitants)
97 Km NE of Napoli (974074 inhabitants)
100 Km N of Battipaglia (50786 inhabitants)
100 Km NE of Castellammare di Stabia (66466 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 1.8 2021-07-19
04:15:27
41.5037 15.0062 27 2021-12-29
11:12:49
Bollettino Sismico Italiano INGV 97204151
Reviewed
Rev100
ML 1.8 2021-07-19
04:15:27
41.5077 14.9967 25 2021-07-19
04:23:44
Sala Sismica INGV-Roma 92942221
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-07-19 04:15:27 ± 0.15
Latitude 41.5037 ± 0.0063
Longitude 15.0062 ± 0.0072
Depth (km) 27 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 97204151

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 800
Semi-minor axis of confidence ellipse (meter) 155
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 328
Circular confidence region, given by single value of horizontal uncertainty (meter) 800.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 53
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 33
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.07285
Epicentral distance of station farthest from the epicenter (degree) 0.60524
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 97204151
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-11-03 15:26:22

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 92942221
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-07-19 04:23:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SGRT.HHZ. 2021-07-19T04:15:48.50 0.3 undecidable manual S 65 67.1772 106 0.4 63
IV.SGG.HHN. 2021-07-19T04:15:44.50 0.6 undecidable manual S 256 53.7018 110 -0.18 45
IT.GLNS.HNZ. 2021-07-19T04:15:43.60 0.6 undecidable manual S 351 45.9207 114 0.85 38
OT.OT05.EHE. 2021-07-19T04:15:43.78 0.3 undecidable manual S 71 52.4031 111 -0.57 61
OT.OT06.EHZ. 2021-07-19T04:15:43.80 0.6 undecidable manual S 67 52.8027 111 -0.65 39
OT.OT16.EHE. 2021-07-19T04:15:41.10 0.6 undecidable manual S 20 39.1275 119 -0.03 47
IV.BSSO.HHZ. 2021-07-19T04:15:40.00 0.3 undecidable manual S 278 34.5432 122 -0.08 71
IV.PSB1.HHN. 2021-07-19T04:15:40.20 0.3 undecidable manual S 208 35.0427 122 0.01 71
IV.SGRT.HHZ. 2021-07-19T04:15:39.87 0.1 undecidable manual P 65 67.1772 106 0.64 78
IV.VAGA.HHZ. 2021-07-19T04:15:39.03 0.3 undecidable manual P 262 64.8906 107 0.14 66
IV.MELA.HHZ. 2021-07-19T04:15:38.00 0.3 undecidable manual S 24 24.5532 133 0.05 73
OT.OT11.EHE. 2021-07-19T04:15:38.60 0.6 undecidable manual S 87 27.3504 129 0.09 47
IV.SACR.HHZ. 2021-07-19T04:15:38.20 0.3 undecidable manual S 245 27.6501 129 -0.37 68
OT.OT04.EHE. 2021-07-19T04:15:37.48 0.3 undecidable manual P 63 53.3022 111 0.28 66
OT.OT06.EHZ. 2021-07-19T04:15:37.00 0.3 undecidable manual P 67 52.8027 111 -0.12 68
IV.MIDA.HNZ. 2021-07-19T04:15:37.97 0.3 undecidable manual P 284 64.2912 107 -0.83 53
IV.TRIV.HHN. 2021-07-19T04:15:37.19 0.6 undecidable manual P 308 47.7189 113 0.79 38
IV.MOCO.HNE. 2021-07-19T04:15:37.30 0.6 undecidable manual S 140 19.4694 140 0.29 46
IV.MRB1.HHZ. 2021-07-19T04:15:36.13 0.6 undecidable manual P 184 42.3243 116 0.48 42
IT.GLNS.HNZ. 2021-07-19T04:15:36.35 0.3 undecidable manual P 351 45.9207 114 0.21 68
OT.OT05.EHE. 2021-07-19T04:15:36.53 0.3 undecidable manual P 71 52.4031 111 -0.54 61
IV.VITU.HHZ. 2021-07-19T04:15:36.36 0.6 undecidable manual P 222 47.3193 113 0.01 46
IV.APRC.HHN. 2021-07-19T04:15:36.85 0.3 undecidable manual P 58 52.7028 111 -0.25 66
IV.SGG.HHN. 2021-07-19T04:15:36.95 0.3 undecidable manual P 256 53.7018 110 -0.31 65
IV.GATE.HHZ. 2021-07-19T04:15:35.40 0.3 undecidable manual S 278 8.0808 162 -0.1 74
IV.BSSO.HHZ. 2021-07-19T04:15:34.85 0.1 undecidable manual P 278 34.5432 122 0.25 91
OT.OT16.EHE. 2021-07-19T04:15:34.97 0.1 undecidable manual P 20 39.1275 119 -0.24 90
IV.PSB1.HHN. 2021-07-19T04:15:34.66 0.1 undecidable manual P 208 35.0427 122 0 95
OT.OT11.EHE. 2021-07-19T04:15:33.80 0.3 undecidable manual P 87 27.3504 129 0.1 71
IV.MELA.HHZ. 2021-07-19T04:15:33.37 0.1 undecidable manual P 24 24.5532 133 0 97
IV.MOCO.HNE. 2021-07-19T04:15:33.03 0.3 undecidable manual P 140 19.4694 140 0.2 70
IV.SACR.HHZ. 2021-07-19T04:15:33.66 0.1 positive manual P 245 27.6501 129 -0.06 96
IV.GATE.HHZ. 2021-07-19T04:15:31.97 0.1 negative manual P 278 8.0808 162 0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GATE.HHE. ML:2.0 0.0005859999999999999 0.48 AML other m 2021-07-19T04:15:37.54
IV.GATE.HNE. ML:2.0 0.0005935 0.48 AML other m 2021-07-19T04:15:37.54
IV.GATE.HHN. ML:1.9 0.000426 0.4 AML other m 2021-07-19T04:15:37.77
IV.GATE.HNN. ML:1.8 0.00039600000000000003 0.38 AML other m 2021-07-19T04:15:37.78
IV.SACR.HHE. ML:1.4 0.00009895 0.52 AML other m 2021-07-19T04:15:38.64
IV.MELA.HHE. ML:1.9 0.0003015 1.08 AML other m 2021-07-19T04:15:38.38
IV.SACR.HHN. ML:1.5 0.0001079 1.14 AML other m 2021-07-19T04:15:39.65
IV.SACR.HNN. ML:1.5 0.00010885 1.14 AML other m 2021-07-19T04:15:39.65
IV.MELA.HHN. ML:2.0 0.00044000000000000007 0.62 AML other m 2021-07-19T04:15:40.89
IV.SACR.HNE. ML:2.1 0.0004435 1.6 AML other m 2021-07-19T04:15:55.84
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