Earthquake with magnitude of ML 1.5 on date 15-04-2020 and time 20:08:44 (Italy) in region 2 km SW San Nicandro Garganico (FG)

A magnitude ML 1.5 earthquake occured in region: 2 km SW San Nicandro Garganico (FG), on

  • 15-04-2020 18:08:44 (UTC)
  • 15-04-2020 20:08:44 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.83, 15.54 at 28 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
San Nicandro Garganico FG 2 15566 15566
Apricena FG 9 13328 28894
Poggio Imperiale FG 14 2724 31618
San Marco in Lamis FG 15 13831 45449
Lesina FG 16 6410 51859
Rignano Garganico FG 17 2117 53976
Cagnano Varano FG 19 7330 61306

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km NE of San Severo (53905 inhabitants)
38 Km NW of Manfredonia (57279 inhabitants)
40 Km N of Foggia (151991 inhabitants)
69 Km NW of Cerignola (58396 inhabitants)
83 Km NW of Barletta (94814 inhabitants)
92 Km NW of Andria (100440 inhabitants)
95 Km NW of Trani (56217 inhabitants)
100 Km NE of Benevento (60091 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 2020-04-15
18:08:44
41.83 15.54 28 2020-07-18
21:08:33
Bollettino Sismico Italiano INGV 78414591
Reviewed
Rev100
ML 1.5 2020-04-15
18:08:45
41.81 15.53 27 2020-04-15
18:35:26
Sala Sismica INGV-Roma 78245261
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-15 18:08:44 ± 0.27
Latitude 41.83 ± 0.02
Longitude 15.54 ± 0.01
Depth (km) 28 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 78414591

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2749
Semi-minor axis of confidence ellipse (meter) 439
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 191
Circular confidence region, given by single value of horizontal uncertainty (meter) 2750
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 223
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 0.33545
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.6
Num. used stations 6
Type of magnitude ML
Reference to an origin 78414591
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-04-20 12:18:20

ML:1.5

Field Value
Value 1.5
Uncertainty 0.6
Num. used stations 6
Type of magnitude ML
Reference to an origin 78245261
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-15 18:35:26
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.MTTG.HHZ. 2020-04-15T18:10:33.18 3.0 undecidable manual Sg 12.53 0
IV.FIR.HHZ. 2020-04-15T18:10:30.20 3.0 undecidable manual Sg 15.55 0
IV.ERC.EHZ. 2020-04-15T18:10:24.42 3.0 undecidable manual Sn -7.26 0
IV.SARZ.HHZ. 2020-04-15T18:10:23.58 3.0 positive manual Pg 22.209999 0
IV.BRSN.EHZ. 2020-04-15T18:10:14.99 3.0 undecidable manual Sn 3.47 0
IV.MILN.HNZ. 2020-04-15T18:10:03.16 3.0 undecidable manual Pn -0.54 0
IV.PE3.EHZ. 2020-04-15T18:09:55.79 3.0 undecidable manual Sn -0.33 0
IV.LAV9.HNZ. 2020-04-15T18:09:44.17 3.0 undecidable manual Sg 10.19 0
IV.ECTS.HHZ. 2020-04-15T18:09:41.31 3.0 undecidable manual Pn 2.68 0
IV.CSNT.HHZ. 2020-04-15T18:09:34.23 3.0 undecidable manual Pn 2.82 0
IV.SALB.HHZ. 2020-04-15T18:09:34.10 3.0 undecidable manual Sn -5.02 0
IV.PE3.EHZ. 2020-04-15T18:09:23.24 3.0 positive manual Pn -0.22 0
IV.MELA.HHZ. 2020-04-15T18:08:59.00 0.3 undecidable manual S 249 0.331 121 0.66 66
OT.OT12.EHE. 2020-04-15T18:08:58.61 0.3 undecidable manual S 125 0.3354 121 0.16 69
IV.MSAG.HNE. 2020-04-15T18:08:58.27 0.3 undecidable manual S 112 0.2977 124 0.77 56
IT.VNF1.HGZ. 2020-04-15T18:08:57.67 3.0 negative manual P -0.08 0
OT.OT06.EHZ. 2020-04-15T18:08:54.40 0.1 undecidable manual S 164 0.1457 146 0.1 97
IV.SGRT.HHZ. 2020-04-15T18:08:54.50 0.3 undecidable manual S 115 0.1673 142 -0.17 74
OT.OT05.EHZ. 2020-04-15T18:08:54.52 0.3 undecidable manual S 165 0.1727 141 -0.25 69
IV.APRC.HHZ. 2020-04-15T18:08:53.13 0.1 undecidable manual S 179 0.0683 163 -0.18 99
OT.OT04.EHN. 2020-04-15T18:08:53.72 0.1 undecidable manual S 164 0.1106 153 -0.05 99
IV.MELA.HHZ. 2020-04-15T18:08:52.81 0.1 undecidable manual P 249 0.331 121 0.2 94
OT.OT12.EHE. 2020-04-15T18:08:52.69 0.1 undecidable manual P 125 0.3354 121 0.01 94
IV.MSAG.HNE. 2020-04-15T18:08:51.80 0.1 undecidable manual P 112 0.2977 124 -0.33 89
OT.OT05.EHZ. 2020-04-15T18:08:50.11 0.1 undecidable manual P 165 0.1727 141 -0.44 86
OT.OT06.EHZ. 2020-04-15T18:08:50.43 0.1 undecidable manual P 164 0.1457 146 0.15 98
IV.SGRT.HHZ. 2020-04-15T18:08:50.66 0.1 undecidable manual P 115 0.1673 142 0.17 95
OT.OT04.EHN. 2020-04-15T18:08:50.02 0.1 positive manual P 164 0.1106 153 0.05 99
IV.APRC.HHZ. 2020-04-15T18:08:49.72 0.1 undecidable manual P 179 0.0683 163 0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.APRC.HHE. ML:1.3 0.00010098435 0.1664 AML other m 2020-04-15T18:08:53.22
IV.APRC.HHN. ML:1.3 0.0001215007 0.1024 AML other m 2020-04-15T18:08:53.86
IV.SGRT.HHE. ML:1.4 0.0001107562 0.128 AML other m 2020-04-15T18:08:54.84
IV.SGRT.HHN. ML:1.3 8.254022E-5 1.8976 AML other m 2020-04-15T18:08:55.03
OT.OT05.EHN. ML:3.2 0.006660241 0.0896 AML other m 2020-04-15T18:08:55.14
OT.OT05.EHE. ML:3.2 0.008435712 0.128 AML other m 2020-04-15T18:08:55.19
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download