Earthquake with magnitude of ML 1.2 on date 17-08-2021 and time 07:10:02 (Italy) in region 3 km E Foggia (FG)

A magnitude ML 1.2 earthquake occured in region: 3 km E Foggia (FG), on

  • 17-08-2021 05:10:02 (UTC)
  • 17-08-2021 07:10:02 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.4620, 15.5780 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Foggia FG 3 151991 151991
Carapelle FG 15 6570 158561
Ordona FG 17 2822 161383
Orta Nova FG 19 17802 179185
Castelluccio dei Sauri FG 19 2131 181316

Municipalities with at least 50000 inhabitants

An earthquake occurred to
3 Km E of Foggia (151991 inhabitants)
30 Km SE of San Severo (53905 inhabitants)
34 Km SW of Manfredonia (57279 inhabitants)
35 Km NW of Cerignola (58396 inhabitants)
60 Km W of Barletta (94814 inhabitants)
65 Km W of Andria (100440 inhabitants)
73 Km W of Trani (56217 inhabitants)
76 Km NE of Benevento (60091 inhabitants)
81 Km W of Bisceglie (55422 inhabitants)
89 Km NE of Avellino (54857 inhabitants)
90 Km W of Molfetta (59874 inhabitants)
93 Km N of Potenza (67122 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 1.2 2021-08-17
05:10:02
41.4617 15.5785 10 2021-12-29
11:12:53
Bollettino Sismico Italiano INGV 98245131
Reviewed
Rev100
ML 1.2 2021-08-17
05:10:02
41.4695 15.5998 11 2021-08-17
05:23:55
Sala Sismica INGV-Roma 94284231
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-08-17 05:10:02 ± 0.11
Latitude 41.4617 ± 0.0036
Longitude 15.5785 ± 0.0096
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 98245131

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 825
Semi-minor axis of confidence ellipse (meter) 327
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 274
Circular confidence region, given by single value of horizontal uncertainty (meter) 830.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 149
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 24
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) 0.19156
Epicentral distance of station farthest from the epicenter (degree) 0.61244
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 4
Type of magnitude ML
Reference to an origin 98245131
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-12-07 16:34:51

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 4
Type of magnitude ML
Reference to an origin 94284231
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-08-17 05:23:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MRVN.HHZ. 2021-08-17T05:10:23.13 0.6 undecidable manual S 131 67.9764 50 0.03 47
IV.SGTA.HHZ. 2021-08-17T05:10:16.38 0.3 undecidable manual S 206 40.3263 50 0.66 63
IV.MSAG.HHZ. 2021-08-17T05:10:15.47 0.6 undecidable manual S 45 39.0276 50 0.1 49
IV.MRVN.HHZ. 2021-08-17T05:10:14.74 0.3 undecidable manual P 131 67.9764 50 0.46 65
IV.SGRT.HHE. 2021-08-17T05:10:14.67 0.6 undecidable manual S 23 35.2425 50 0.31 47
IV.CAPA.HNZ. 2021-08-17T05:10:14.88 0.6 undecidable manual S 149 39.0276 50 -0.49 45
OT.OT12.EHE. 2021-08-17T05:10:13.70 0.6 undecidable manual S 55 33.2445 50 -0.11 49
IV.APRC.HHZ. 2021-08-17T05:10:13.88 0.6 undecidable manual S 355 32.9448 50 0.14 49
OT.OT04.EHZ. 2021-08-17T05:10:12.87 0.3 undecidable manual S 0 28.6491 50 0.29 72
OT.OT03.EHE. 2021-08-17T05:10:12.60 0.3 undecidable manual S 12 28.4493 50 0.07 75
OT.OT06.EHZ. 2021-08-17T05:10:11.51 0.3 undecidable manual S 3 24.8529 112 -0.03 77
OT.OT05.EHZ. 2021-08-17T05:10:10.59 0.3 undecidable manual S 5 21.9669 114 -0.04 77
OT.OT07.EHZ. 2021-08-17T05:10:10.93 0.3 undecidable manual S 33 21.2676 115 0.55 68
IV.CAPA.HNZ. 2021-08-17T05:10:09.35 0.6 undecidable manual P 149 39.0276 50 -0.47 45
IV.SGTA.HHZ. 2021-08-17T05:10:09.99 0.3 undecidable manual P 206 40.3263 50 -0.03 74
IV.MSAG.HHZ. 2021-08-17T05:10:09.74 0.3 undecidable manual P 45 39.0276 50 -0.08 74
IV.SGRT.HHE. 2021-08-17T05:10:09.01 0.3 undecidable manual P 23 35.2425 50 -0.23 72
OT.OT03.EHE. 2021-08-17T05:10:08.03 0.1 undecidable manual P 12 28.4493 50 -0.15 99
OT.OT12.EHE. 2021-08-17T05:10:08.69 0.3 undecidable manual P 55 33.2445 50 -0.23 72
OT.OT04.EHZ. 2021-08-17T05:10:08.04 0.3 undecidable manual P 0 28.6491 50 -0.17 74
IV.APRC.HHZ. 2021-08-17T05:10:08.53 0.3 undecidable manual P 355 32.9448 50 -0.35 71
OT.OT06.EHZ. 2021-08-17T05:10:07.48 0.1 undecidable manual P 3 24.8529 112 -0.13 100
OT.OT07.EHZ. 2021-08-17T05:10:07.29 0.3 undecidable manual P 33 21.2676 115 0.35 72
OT.OT05.EHZ. 2021-08-17T05:10:06.73 0.3 undecidable manual P 5 21.9669 114 -0.35 72
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SGTA.HHN. ML:0.9 0.00002353655 0.32 AML other m 2021-08-17T05:10:16.73
IV.SGTA.HNE. ML:1.2 0.00005390359 1.1584 AML other m 2021-08-17T05:10:16.64
IV.SGTA.HHE. ML:1.1 0.00004096969 0.3584 AML other m 2021-08-17T05:10:16.65
IV.SGTA.HNN. ML:1.8 0.0001910814 1.1488 AML other m 2021-08-17T05:10:17.03
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