Earthquake with magnitude of ML 1.1 on date 26-05-2023 and time 03:04:09 (Italy) in region 8 km E Castelnuovo della Daunia (FG)

A magnitude ML 1.1 earthquake occured in region: 8 km E Castelnuovo della Daunia (FG), on

  • 26-05-2023 01:04:09 (UTC)
  • 26-05-2023 03:04:09 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.5810, 15.2120 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
Castelnuovo della Daunia FG 8 1445 1445
Pietramontecorvino FG 8 2721 4166
Casalvecchio di Puglia FG 9 1877 6043
Casalnuovo Monterotaro FG 10 1556 7599
Motta Montecorvino FG 12 730 8329
Lucera FG 13 33724 42053
Volturino FG 14 1743 43796
Torremaggiore FG 14 17311 61107
Volturara Appula FG 16 430 61537
San Marco la Catola FG 18 1012 62549
Alberona FG 18 985 63534
San Severo FG 18 53905 117439
San Paolo di Civitate FG 18 5818 123257
Carlantino FG 20 980 124237
Celenza Valfortore FG 20 1598 125835

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km SW of San Severo (53905 inhabitants)
31 Km W of Foggia (151991 inhabitants)
59 Km W of Manfredonia (57279 inhabitants)
62 Km NE of Benevento (60091 inhabitants)
68 Km NW of Cerignola (58396 inhabitants)
82 Km NE of Avellino (54857 inhabitants)
92 Km NE of Caserta (76326 inhabitants)
93 Km W of Barletta (94814 inhabitants)
99 Km W of Andria (100440 inhabitants)
100 Km NE of Acerra (59573 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 2023-05-26
01:04:09
41.5812 15.2122 11 2023-05-26
01:08:44
Sala Sismica INGV-Roma 117730951
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-26 01:04:09 ± 0.15
Latitude 41.5812 ± 0.0108
Longitude 15.2122 ± 0.0108
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 117730951

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1182
Semi-minor axis of confidence ellipse (meter) 736
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 18
Circular confidence region, given by single value of horizontal uncertainty (meter) 1180.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 93
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.39
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.43347
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 6
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 4
Type of magnitude ML
Reference to an origin 117730951
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-26 01:08:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SGRT.HHZ. 2023-05-26T01:04:24.25 0.3 undecidable manual S 66 48.1185 50 -0.31 68
IV.APRC.HHZ. 2023-05-26T01:04:19.80 3.0 undecidable manual Sg 0 0
IV.CIGN.HHZ. 2023-05-26T01:04:19.65 0.6 undecidable manual S 288 26.751 50 0.79 40
IV.SGRT.HHZ. 2023-05-26T01:04:18.36 0.1 undecidable manual P 66 48.1185 50 0.31 91
IV.GATE.HHZ. 2023-05-26T01:04:18.07 0.3 undecidable manual S 253 26.1516 50 -0.65 64
IV.GATE.HHZ. 2023-05-26T01:04:15.18 0.1 negative manual P 253 26.1516 50 0.5 90
OT.OT11.EHZ. 2023-05-26T01:04:15.24 0.6 undecidable manual S 126 12.5763 130 0.37 48
IV.MELA.HHZ. 2023-05-26T01:04:15.77 0.6 undecidable manual S 333 15.5733 124 0.09 50
IV.MOCO.HHZ. 2023-05-26T01:04:14.19 0.1 undecidable manual P 191 23.8539 50 -0.13 98
IV.CIGN.HHZ. 2023-05-26T01:04:14.37 1.0 undecidable manual P 288 26.751 50 -0.39 23
IV.MELA.HHZ. 2023-05-26T01:04:12.62 0.1 undecidable manual P 333 15.5733 124 -0.3 96
OT.OT11.EHZ. 2023-05-26T01:04:12.32 0.1 positive manual P 126 12.5763 130 -0.14 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
OT.OT11.EHN. ML:1.5 0.0003415 0.38 AML other m 2023-05-26T01:04:15.33
OT.OT11.EHE. ML:1.2 0.000176 0.56 AML other m 2023-05-26T01:04:15.60
IV.GATE.HHN. ML:0.9 0.000041599999999999995 1.06 AML other m 2023-05-26T01:04:21.55
IV.GATE.HHE. ML:1.0 0.00005385 0.4 AML other m 2023-05-26T01:04:21.93
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