Earthquake with magnitude of ML 1.5 on date 13-10-2021 and time 10:36:33 (Italy) in region 5 km NE Apricena (FG)

A magnitude ML 1.5 earthquake occured in region: 5 km NE Apricena (FG), on

  • 13-10-2021 08:36:33 (UTC)
  • 13-10-2021 10:36:33 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.8240, 15.4680 at 9 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
Apricena FG 5 13328 13328
San Nicandro Garganico FG 8 15566 28894
Poggio Imperiale FG 8 2724 31618
Lesina FG 10 6410 38028
San Severo FG 17 53905 91933
San Marco in Lamis FG 19 13831 105764
Rignano Garganico FG 19 2117 107881
San Paolo di Civitate FG 20 5818 113699

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km NE of San Severo (53905 inhabitants)
41 Km N of Foggia (151991 inhabitants)
43 Km NW of Manfredonia (57279 inhabitants)
72 Km NW of Cerignola (58396 inhabitants)
88 Km NW of Barletta (94814 inhabitants)
96 Km NW of Andria (100440 inhabitants)
96 Km NE of Benevento (60091 inhabitants)
100 Km NW of Trani (56217 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 1.5 2021-10-13
08:36:33
41.8245 15.4685 9 2022-03-30
13:04:28
Bollettino Sismico Italiano INGV 99547091
Reviewed
Rev100
ML 1.5 2021-10-13
08:36:33
41.818 15.4677 9 2021-10-13
08:43:15
Sala Sismica INGV-Roma 96493351
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-10-13 08:36:33 ± 0.11
Latitude 41.8245 ± 0.0099
Longitude 15.4685 ± 0.0048
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 99547091

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1120
Semi-minor axis of confidence ellipse (meter) 267
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 194
Circular confidence region, given by single value of horizontal uncertainty (meter) 1120.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 164
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.34714
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 99547091
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-01-10 17:00:23

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 96493351
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-10-13 08:43:15
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IT.FIE.HGZ. 2021-10-13T08:38:11.86 3.0 undecidable manual Sn 0.6 0
IV.ILOS.HHZ. 2021-10-13T08:38:09.99 3.0 undecidable manual Sn 0.79 0
IV.APEC.HHZ. 2021-10-13T08:38:06.78 3.0 undecidable manual Sg 15.6 0
IV.CSNT.HHZ. 2021-10-13T08:38:06.11 3.0 undecidable manual Sn -1.41 0
ST.CARE.HNZ. 2021-10-13T08:38:04.45 3.0 undecidable manual Pn 8.22 0
IV.MCIV.CHZ. 2021-10-13T08:38:02.90 3.0 undecidable manual Sg 7.87 0
IV.SGAL.EHZ. 2021-10-13T08:38:00.50 3.0 negative manual Pn 10.4 0
OX.PLRO.HHZ. 2021-10-13T08:37:51.88 3.0 undecidable manual Pn 5.8 0
IV.BOZZ.HNZ. 2021-10-13T08:37:51.19 3.0 undecidable manual Pn 6.47 0
IV.MTGR.HHZ. 2021-10-13T08:37:41.94 3.0 positive manual Pn 1.13 0
IV.ARRO.EHZ. 2021-10-13T08:37:34.06 3.0 undecidable manual Sn -0.75 0
AC.VLO.HHZ. 2021-10-13T08:37:30.35 3.0 positive manual Pn 5.04 0
IV.PIGN.HHZ. 2021-10-13T08:37:12.18 3.0 undecidable manual S -0.66 0
IV.CDRU.HHZ. 2021-10-13T08:37:00.01 3.0 undecidable manual P 1.54 0
IX.PGN3.HHZ.02 2021-10-13T08:36:57.90 3.0 undecidable manual P 0.24 0
IV.MSAG.HHZ. 2021-10-13T08:36:47.15 0.3 undecidable manual S 109 38.5281 50 0.12 72
IV.MELA.HHZ. 2021-10-13T08:36:45.14 0.3 undecidable manual S 245 31.1466 106 0.12 73
IV.SGRT.HHZ. 2021-10-13T08:36:42.42 0.3 undecidable manual S 109 24.0537 110 -0.25 72
OT.OT16.EHZ. 2021-10-13T08:36:42.86 0.3 undecidable manual S 273 24.6531 110 -0.01 75
OT.OT14.EHE. 2021-10-13T08:36:41.28 0.6 undecidable manual P 77 37.1295 50 0.08 48
OT.OT05.EHZ. 2021-10-13T08:36:41.17 0.6 undecidable manual S 149 21.4674 112 -0.65 43
OT.OT03.EHN. 2021-10-13T08:36:41.09 0.3 undecidable manual S 130 19.4694 114 -0.11 74
OT.OT06.EHN. 2021-10-13T08:36:41.33 0.3 undecidable manual S 146 18.5703 115 0.41 70
IV.MSAG.HHZ. 2021-10-13T08:36:41.40 0.3 undecidable manual P 109 38.5281 50 -0.03 73
IV.MELA.HHZ. 2021-10-13T08:36:40.17 0.3 undecidable manual P 245 31.1466 106 -0.1 73
OT.OT04.EHZ. 2021-10-13T08:36:39.58 0.3 undecidable manual S 141 14.874 121 -0.2 74
OT.OT06.EHN. 2021-10-13T08:36:38.22 0.1 undecidable manual P 146 18.5703 115 0.32 95
OT.OT16.EHZ. 2021-10-13T08:36:38.86 0.1 undecidable manual P 273 24.6531 110 -0.17 97
IV.SGRT.HHZ. 2021-10-13T08:36:38.88 0.1 undecidable manual P 109 24.0537 110 -0.03 100
IV.APRC.HHZ. 2021-10-13T08:36:38.50 0.3 undecidable manual S 140 9.6792 132 0.18 75
OT.OT03.EHN. 2021-10-13T08:36:38.12 0.3 undecidable manual P 130 19.4694 114 0.05 75
OT.OT04.EHZ. 2021-10-13T08:36:37.34 0.3 undecidable manual P 141 14.874 121 0.09 75
OT.OT05.EHZ. 2021-10-13T08:36:37.99 0.1 negative manual P 149 21.4674 112 -0.43 92
IV.APRC.HHZ. 2021-10-13T08:36:36.78 0.1 positive manual P 140 9.6792 132 0.38 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.APRC.HHE. ML:1.6 0.0006319999999999999 0.2 AML other m 2021-10-13T08:36:38.87
IV.APRC.HHN. ML:1.7 0.0006615 0.24 AML other m 2021-10-13T08:36:39.68
IV.SGRT.HHE. ML:1.3 0.00011599999999999999 0.1 AML other m 2021-10-13T08:36:43.45
IV.SGRT.HHN. ML:1.5 0.0002065 0.7 AML other m 2021-10-13T08:36:43.79
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