Earthquake with magnitude of ML 1.1 on date 09-05-2023 and time 09:41:22 (UTC) in region 9 km NE San Nicandro Garganico (FG)

A magnitude ML 1.1 earthquake occured in region: 9 km NE San Nicandro Garganico (FG), on

  • 09-05-2023 09:41:22 (UTC)
  • 09-05-2023 11:41:22 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.8820, 15.6560 at 11 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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 Nicandro Garganico FG 9 15566 15566
Cagnano Varano FG 11 7330 22896
Carpino FG 17 4182 27078
San Marco in Lamis FG 19 13831 40909
Rodi Garganico FG 19 3693 44602

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km NE of San Severo (53905 inhabitants)
36 Km NW of Manfredonia (57279 inhabitants)
48 Km N of Foggia (151991 inhabitants)
72 Km N of Cerignola (58396 inhabitants)
81 Km NW of Barletta (94814 inhabitants)
90 Km NW of Andria (100440 inhabitants)
93 Km NW of Trani (56217 inhabitants)
100 Km NW of Bisceglie (55422 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
Reviewed
Rev100
ML 1.1 2023-05-09
09:41:22
41.8818 15.656 11 2023-05-09
10:50:02
Sala Sismica INGV-Roma 117177721
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-09 09:41:22 ± 0.19
Latitude 41.8818 ± 0.0090
Longitude 15.6560 ± 0.0097
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117177721

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1127
Semi-minor axis of confidence ellipse (meter) 618
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 147
Circular confidence region, given by single value of horizontal uncertainty (meter) 1130.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 231
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.26440
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 117177721
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-09 10:50:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.RRL.HHZ. 2023-05-09T09:43:05.32 3.0 positive manual Pn 5.51 0
OX.MPRI.HHZ. 2023-05-09T09:42:47.14 3.0 undecidable manual Pg 21.299999 0
IV.PE3.EHZ. 2023-05-09T09:42:44.30 3.0 undecidable manual Sn -0.08 0
NI.VINO.HHZ. 2023-05-09T09:42:39.74 3.0 undecidable manual Pg 15 0
IV.ARRO.EHZ. 2023-05-09T09:42:38.65 3.0 undecidable manual Sg 10.76 0
GU.GRAM.HHZ. 2023-05-09T09:42:37.60 3.0 undecidable manual Pn 9.14 0
OX.CIMO.HHZ. 2023-05-09T09:42:32.58 3.0 positive manual Pn 3.32 0
IV.GUMA.HHZ. 2023-05-09T09:42:29.28 3.0 undecidable manual Sn 5.27 0
IV.MMO1.EHZ. 2023-05-09T09:42:22.50 3.0 undecidable manual Sn 0.34 0
IV.ACATE.HNZ. 2023-05-09T09:42:16.33 3.0 undecidable manual Pn -3.04 0
7C.SPAOL.HNZ. 2023-05-09T09:42:09.08 3.0 negative manual Pn -1.84 0
IV.MF5.EHZ. 2023-05-09T09:42:02.20 3.0 undecidable manual Pg 12.48 0
IV.IACL.HHZ. 2023-05-09T09:42:02.76 3.0 negative manual Pn 1.79 0
IV.SPS2.HHZ. 2023-05-09T09:41:50.57 3.0 negative manual Pn 4.28 0
IX.COL3.HHZ.02 2023-05-09T09:41:33.08 3.0 undecidable manual P 0.42 0
OT.OT07.EHE. 2023-05-09T09:41:31.95 0.6 undecidable manual S 170 29.3484 50 -0.38 45
IV.NOCI.HHZ. 2023-05-09T09:41:31.20 3.0 undecidable manual P 0.71 0
OT.OT06.EHE. 2023-05-09T09:41:30.36 0.6 undecidable manual S 193 22.3554 50 -0.1 48
OT.OT14.EHZ. 2023-05-09T09:41:29.77 0.6 undecidable manual S 85 20.7681 50 -0.27 48
OT.OT04.EHE. 2023-05-09T09:41:29.61 0.6 undecidable manual S 199 19.0698 50 0.03 50
OT.OT03.EHE. 2023-05-09T09:41:29.76 0.6 undecidable manual S 182 18.87 50 0.24 49
IV.APRC.HHZ. 2023-05-09T09:41:28.75 0.6 undecidable manual S 214 16.6722 50 -0.19 48
OT.OT07.EHE. 2023-05-09T09:41:28.31 0.1 undecidable manual P 170 29.3484 50 0.33 93
IV.SGRT.HHZ. 2023-05-09T09:41:28.67 0.6 undecidable manual S 153 15.873 50 -0.06 51
OT.OT05.EHZ. 2023-05-09T09:41:27.31 0.6 undecidable manual P 190 25.0527 50 -0.01 49
OT.OT06.EHE. 2023-05-09T09:41:27.10 0.1 undecidable manual P 193 22.3554 50 0.2 97
OT.OT04.EHE. 2023-05-09T09:41:26.09 0.3 undecidable manual P 199 19.0698 50 -0.3 70
IV.SGRT.HHZ. 2023-05-09T09:41:26.03 0.1 undecidable manual P 153 15.873 50 0.13 98
OT.OT03.EHE. 2023-05-09T09:41:26.69 0.3 undecidable manual P 182 18.87 50 0.34 71
OT.OT14.EHZ. 2023-05-09T09:41:26.55 0.6 undecidable manual P 85 20.7681 50 -0.1 49
IV.APRC.HHZ. 2023-05-09T09:41:25.96 0.1 undecidable manual P 214 16.6722 50 -0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SGRT.HHN. ML:1.0 0.00008834999999999999 0.48 AML other m 2023-05-09T09:41:29.51
IV.SGRT.HHE. ML:0.9 0.00007314999999999999 0.62 AML other m 2023-05-09T09:41:29.61
IV.APRC.HHE. ML:1.2 0.0001315 1.32 AML other m 2023-05-09T09:41:29.25
IV.APRC.HHN. ML:1.4 0.000201 1.8 AML other m 2023-05-09T09:41:29.99
OT.OT05.EHN. ML:1.1 0.0000746 0.2 AML other m 2023-05-09T09:41:32.16
OT.OT05.EHE. ML:-0.1 0.00000355 0.42 AML other m 2023-05-09T09:42:03.69
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