Earthquake with magnitude of ML 1.7 on date 01-06-2021 and time 12:35:15 (Italy) in region Adriatico Centrale (MARE)

A magnitude ML 1.7 earthquake occured in region: Adriatico Centrale (MARE), on

  • 01-06-2021 10:35:15 (UTC)
  • 01-06-2021 12:35:15 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.2660, 16.0500 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.

Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
72 Km N of Manfredonia (57279 inhabitants)
85 Km NE of San Severo (53905 inhabitants)
99 Km NE 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 1.7 2021-06-01
10:35:15
42.266 16.05 10 2021-12-29
11:12:15
Bollettino Sismico Italiano INGV 93265031
Reviewed
Rev100
ML 1.6 2021-06-01
10:35:14
42.313 15.977 10 2021-06-01
10:44:46
Sala Sismica INGV-Roma 90691551
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-06-01 10:35:15 ± 0.08
Latitude 42.2660 ± 0.0036
Longitude 16.0500 ± 0.0073
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 93265031

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 620
Semi-minor axis of confidence ellipse (meter) 380
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 295
Circular confidence region, given by single value of horizontal uncertainty (meter) 620.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 339
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.04
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.69158
Number of stations at which the event was observed 30
Number of stations from which data was used for origin computation 3
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 3
Type of magnitude ML
Reference to an origin 93265031
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-08-10 14:23:09

ML:1.6

Field Value
Value 1.6
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 90691551
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-06-01 10:44:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
HL.VLS.HHZ. 2021-06-01T10:36:29.53 3.0 undecidable manual Pn -1.07 0
IV.LINA.HHZ. 2021-06-01T10:36:13.50 3.0 undecidable manual Pn -1.23 0
NI.VINO.HHZ. 2021-06-01T10:36:10.09 3.0 undecidable manual Sn -5.05 0
IV.ILOS.HHZ. 2021-06-01T10:36:03.37 3.0 negative manual Pg 16.5 0
IV.CADC.HNZ. 2021-06-01T10:35:59.69 3.0 undecidable manual Sn -0.43 0
GU.RNCA.HHZ. 2021-06-01T10:35:55.33 3.0 undecidable manual Sn 1.25 0
IV.VOBA.EHZ. 2021-06-01T10:35:54.40 3.0 undecidable manual Sn -7.41 0
IV.ZEN8.EHZ. 2021-06-01T10:35:54.31 3.0 undecidable manual Sn -6.14 0
IV.TDS.HHZ. 2021-06-01T10:35:51.85 3.0 positive manual Pg 9.44 0
IV.TST02.HHZ. 2021-06-01T10:35:39.32 3.0 undecidable manual Sg 7.92 0
OT.OT05.EHZ. 2021-06-01T10:35:38.66 0.6 undecidable manual S 209 76.7676 50 -0.03 47
IV.APRC.HHZ. 2021-06-01T10:35:36.95 0.3 undecidable manual S 217 70.1742 50 0.01 71
SL.LJU.BHZ. 2021-06-01T10:35:33.37 3.0 undecidable manual Pn -0.76 0
OT.OT14.EHZ. 2021-06-01T10:35:29.59 0.1 undecidable manual S 196 42.624 50 0.01 100
IV.PZUN.HHZ. 2021-06-01T10:35:28.31 3.0 positive manual Pn -1.14 0
IV.IMOL.HNZ. 2021-06-01T10:35:28.30 3.0 undecidable manual Sg 1.7 0
OT.OT05.EHZ. 2021-06-01T10:35:28.82 0.3 undecidable manual P 209 76.7676 50 -0.07 70
IV.APRC.HHZ. 2021-06-01T10:35:27.93 0.3 undecidable manual P 217 70.1742 50 0.05 71
MN.TRI.HHZ. 2021-06-01T10:35:24.98 3.0 negative manual Pn -1.79 0
IV.TEOL.HHZ. 2021-06-01T10:35:24.11 3.0 undecidable manual Pg 5.53 0
OT.OT14.EHZ. 2021-06-01T10:35:23.64 0.1 undecidable manual P 196 42.624 50 0.01 100
IV.SENA.HHZ. 2021-06-01T10:35:19.03 3.0 undecidable manual Pn -2.23 0
IV.PE3.EHZ. 2021-06-01T10:35:14.92 3.0 undecidable manual Sg 2.53 0
GU.GSCL.HHZ. 2021-06-01T10:35:12.84 3.0 undecidable manual Pg 4.33 0
IV.ARVD.HHZ. 2021-06-01T10:35:12.40 3.0 undecidable manual Sn 0.17 0
IV.SFI.EHZ. 2021-06-01T10:35:10.48 3.0 undecidable manual Sn -5.24 0
IV.NRCA.HHZ. 2021-06-01T10:35:05.35 3.0 undecidable manual Sn -1.45 0
IV.VVLD.HHZ. 2021-06-01T10:35:01.04 3.0 undecidable manual Pn -0.59 0
IV.CRTC.HHZ. 2021-06-01T10:34:56.11 3.0 positive manual Pn -3.37 0
IV.PE3.EHZ. 2021-06-01T10:34:56.26 3.0 positive manual P -0.76 0
IV.NARO.HHZ. 2021-06-01T10:34:55.46 3.0 undecidable manual P -0.85 0
IV.CSNT.HHZ. 2021-06-01T10:34:55.37 3.0 negative manual P 0.28 0
IV.GAVE.EHZ. 2021-06-01T10:34:54.38 3.0 negative manual Pg 2.66 0
IV.ARRO.EHZ. 2021-06-01T10:34:51.46 3.0 positive manual P 0.76 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.APRC.HHN. ML:1.7 0.00007676707 1.4784 AML other m 2021-06-01T10:35:37.96
IV.APRC.HHE. ML:1.5 0.000049733195 0.2048 AML other m 2021-06-01T10:35:37.64
IV.APRC.HNE. ML:1.9 0.00013882064999999998 5.7152 AML other m 2021-06-01T10:35:36.08
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