Earthquake with magnitude of ML 1.6 on date 04-04-2020 and time 06:32:32 (Italy) in region 8 km E San Giovanni Rotondo (FG)

A magnitude ML 1.6 earthquake occured in region: 8 km E San Giovanni Rotondo (FG), on

  • 04-04-2020 04:32:32 (UTC)
  • 04-04-2020 06:32:32 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.7340, 15.8170 at 21 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 Giovanni Rotondo FG 8 27184 27184
Cagnano Varano FG 11 7330 34514
Monte Sant'Angelo FG 12 12657 47171
Carpino FG 13 4182 51353
Manfredonia FG 14 57279 108632
San Marco in Lamis FG 15 13831 122463
Mattinata FG 20 6310 128773

Municipalities with at least 50000 inhabitants

An earthquake occurred to
14 Km NW of Manfredonia (57279 inhabitants)
37 Km E of San Severo (53905 inhabitants)
38 Km NE of Foggia (151991 inhabitants)
53 Km N of Cerignola (58396 inhabitants)
60 Km NW of Barletta (94814 inhabitants)
69 Km NW of Andria (100440 inhabitants)
72 Km NW of Trani (56217 inhabitants)
79 Km NW of Bisceglie (55422 inhabitants)
88 Km NW of Molfetta (59874 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 1.6 2020-04-04
04:32:32
41.7342 15.8173 21 2020-07-18
21:08:35
Bollettino Sismico Italiano INGV 78914091
Reviewed
Rev100
ML 1.6 2020-04-04
04:32:32
41.7347 15.8143 20 2020-04-04
04:42:02
Sala Sismica INGV-Roma 77858191
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-04 04:32:32 ± 0.13
Latitude 41.7342 ± 0.0171
Longitude 15.8173 ± 0.0060
Depth (km) 21 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 78914091

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1911
Semi-minor axis of confidence ellipse (meter) 151
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 358
Circular confidence region, given by single value of horizontal uncertainty (meter) 1910.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 131
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 14
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) 0.73025
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 78914091
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-05-07 11:05:58

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 77858191
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-04 04:42:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CPTP.HHZ. 2020-04-04T04:34:26.15 3.0 undecidable manual Sn -8.68 0
IV.FIR.HHZ. 2020-04-04T04:34:21.41 3.0 undecidable manual Sn -5.93 0
XK.SELL.HHZ. 2020-04-04T04:33:59.51 3.0 undecidable manual Sg 6.97 0
IV.SRES.HHZ. 2020-04-04T04:33:55.92 3.0 undecidable manual Sg 4.04 0
IV.CRMI.HHZ. 2020-04-04T04:33:51.46 3.0 undecidable manual Pg 11.18 0
IV.MNTT.EHZ. 2020-04-04T04:33:42.40 3.0 undecidable manual Sg -0.78 0
IV.PLLN.EHZ. 2020-04-04T04:33:40.08 3.0 negative manual Pg 5.63 0
IV.FIU.EHZ. 2020-04-04T04:33:39.01 3.0 negative manual Pn -3.94 0
IV.ENIC.HHZ. 2020-04-04T04:33:36.94 3.0 positive manual Pn 0.16 0
IV.ARCI.HHZ. 2020-04-04T04:33:32.16 3.0 undecidable manual Pg 1.83 0
IV.COR1.EHZ. 2020-04-04T04:33:27.97 3.0 negative manual Pg 5.38 0
IV.MRVN.HHZ. 2020-04-04T04:32:46.54 0.3 undecidable manual P 157 81.0522 98 -0.15 64
OT.OT13.EHZ. 2020-04-04T04:32:44.37 0.3 undecidable manual S 61 34.0437 113 -0.41 67
IV.MELA.HHZ. 2020-04-04T04:32:43.34 0.3 undecidable manual P 267 57.2982 102 0.26 67
IV.APRC.HHZ. 2020-04-04T04:32:42.12 0.1 undecidable manual S 277 22.8549 125 -0.04 99
OT.OT06.EHN. 2020-04-04T04:32:41.12 0.3 undecidable manual S 254 19.2696 131 -0.28 71
OT.OT04.EHZ. 2020-04-04T04:32:41.21 0.1 undecidable manual S 265 19.6692 130 -0.28 95
IV.MSAG.HHZ. 2020-04-04T04:32:39.74 0.1 undecidable manual S 108 7.9809 156 0.14 99
IV.SGRT.HHZ. 2020-04-04T04:32:39.53 0.1 undecidable manual S 290 6.4935 160 0.08 100
OT.OT13.EHZ. 2020-04-04T04:32:39.65 0.1 positive manual P 61 34.0437 113 -0.01 97
IV.APRC.HHZ. 2020-04-04T04:32:38.24 0.1 negative manual P 277 22.8549 125 0.09 98
OT.OT04.EHZ. 2020-04-04T04:32:37.78 0.1 negative manual P 265 19.6692 130 0.02 100
OT.OT06.EHN. 2020-04-04T04:32:37.70 0.3 undecidable manual P 254 19.2696 131 -0.01 75
IV.MSAG.HHZ. 2020-04-04T04:32:36.79 0.1 positive manual P 108 7.9809 156 0.12 100
IV.SGRT.HHZ. 2020-04-04T04:32:36.81 0.1 positive manual P 290 6.4935 160 0.23 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SGRT.HHN. ML:1.8 0.0004925000000000001 0.16 AML other m 2020-04-04T04:32:39.69
IV.SGRT.HHE. ML:1.6 0.00029200000000000005 1.56 AML other m 2020-04-04T04:32:39.85
IV.MSAG.HNE. ML:1.5 0.00021200000000000003 0.88 AML other m 2020-04-04T04:32:39.89
IV.MSAG.HHE. ML:1.1 0.00008465 0.9 AML other m 2020-04-04T04:32:39.89
IV.MSAG.HNN. ML:1.8 0.000453 0.92 AML other m 2020-04-04T04:32:40.41
IV.MSAG.HHN. ML:1.4 0.00019 0.92 AML other m 2020-04-04T04:32:40.41
IV.APRC.HHE. ML:1.6 0.0001795 0.54 AML other m 2020-04-04T04:32:42.44
IV.APRC.HHN. ML:1.6 0.0002165 0.48 AML other m 2020-04-04T04:32:42.90
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