Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 25-02-2020 and time 14:39:05 (Italy) in region Costa Garganica (Foggia)

A magnitude ML 1.5 earthquake occured in region: Costa Garganica (Foggia), on

  • 25-02-2020 13:39:05 (UTC)
  • 25-02-2020 14:39:05 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.2000, 15.5520 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Isole Tremiti FG 10 469 469

Municipalities with at least 50000 inhabitants

An earthquake occurred to
59 Km N of San Severo (53905 inhabitants)
70 Km NW of Manfredonia (57279 inhabitants)
82 Km N of Foggia (151991 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 2020-02-25
13:39:05		 42.1998 15.5523 10 2020-07-18
21:08:38		 Bollettino Sismico Italiano INGV 79661181
Reviewed
Rev100 		ML 1.7 2020-02-25
13:39:05		 42.2033 15.5518 11 2020-02-25
13:55:01		 Sala Sismica INGV-Roma 76800821
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-02-25 13:39:05 ± 0.36
Latitude 42.1998 ± 0.0171
Longitude 15.5523 ± 0.0243
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 79661181

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2280
Semi-minor axis of confidence ellipse (meter) 1560
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 225
Circular confidence region, given by single value of horizontal uncertainty (meter) 2280.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 289
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.44247
Epicentral distance of station farthest from the epicenter (degree) 0.72755
Number of stations at which the event was observed 10
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 9
Type of magnitude ML
Reference to an origin 79661181
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-05-28 16:36:33

ML:1.7

Field Value
Value 1.7
Uncertainty 0.5
Num. used stations 12
Type of magnitude ML
Reference to an origin 76800821
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-02-25 13:55:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OT.OT05.EHE. 2020-02-25T13:39:25.36 0.6 undecidable manual S 176 60.0954 50 0.67 56
IV.MSAG.HHZ. 2020-02-25T13:39:25.04 0.3 undecidable manual S 151 61.5939 50 -0.05 98
OT.OT03.EHE. 2020-02-25T13:39:23.61 0.6 undecidable manual S 172 54.7008 50 0.37 62
IV.SGRT.HHZ. 2020-02-25T13:39:22.26 0.6 undecidable manual S 162 51.8037 50 -0.22 64
OT.OT04.EHE. 2020-02-25T13:39:22.88 0.6 undecidable manual S 177 53.3022 50 0 67
IV.APRC.HHZ. 2020-02-25T13:39:21.36 0.6 undecidable manual S 181 49.1175 50 -0.38 62
IV.CIGN.HHN. 2020-02-25T13:39:20.16 0.6 undecidable manual P 222 80.7636 50 0.24 61
OT.OT12.EHZ. 2020-02-25T13:39:18.36 0.6 undecidable manual P 155 69.4749 50 0.17 63
IV.MSAG.HHZ. 2020-02-25T13:39:17.65 0.3 undecidable manual P 151 61.5939 50 0.67 83
IV.MELA.HHN. 2020-02-25T13:39:17.91 0.6 undecidable manual P 213 65.0904 50 0.4 60
OT.OT05.EHE. 2020-02-25T13:39:16.48 0.3 undecidable manual P 176 60.0954 50 -0.27 94
OT.OT03.EHE. 2020-02-25T13:39:15.75 0.3 undecidable manual P 172 54.7008 50 -0.16 97
OT.OT06.EHZ. 2020-02-25T13:39:15.42 1.0 undecidable manual P 177 57.1983 50 -0.87 26
IV.SGRT.HHZ. 2020-02-25T13:39:15.35 0.3 undecidable manual P 162 51.8037 50 -0.12 98
OT.OT04.EHE. 2020-02-25T13:39:15.68 0.3 undecidable manual P 177 53.3022 50 -0.02 100
IV.APRC.HHZ. 2020-02-25T13:39:14.55 0.3 undecidable manual P 181 49.1175 50 -0.5 91
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MSAG.HHN. ML:1.4 0.00004955572 0.32 AML other m 2020-02-25T13:39:31.06
IV.MSAG.HNN. ML:1.8 0.00012449535 1.6992 AML other m 2020-02-25T13:39:31.96
IV.MSAG.HNE. ML:1.5 0.000067305425 0.5248 AML other m 2020-02-25T13:39:38.59
IV.MSAG.HHE. ML:1.1 0.000023170505 0.5248 AML other m 2020-02-25T13:39:38.59
IV.APRC.HHN. ML:1.7 0.0001290544 0.1408 AML other m 2020-02-25T13:39:24.30
IV.APRC.HHE. ML:1.6 0.0001095271 0.2816 AML other m 2020-02-25T13:39:23.98
IV.APRC.HNE. ML:1.8 0.00018957000000000002 0.64 AML other m 2020-02-25T13:39:30.60
IV.SGRT.HHN. ML:1.3 0.000051623194 0.16 AML other m 2020-02-25T13:39:29.51
IV.SGRT.HHE. ML:1.4 0.00006377623000000001 0.256 AML other m 2020-02-25T13:39:29.52
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