Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 22-02-2021 and time 07:40:09 (UTC) in region 1 km S Rodi Garganico (FG)

A magnitude ML 1.5 earthquake occured in region: 1 km S Rodi Garganico (FG), on

  • 22-02-2021 07:40:09 (UTC)
  • 22-02-2021 08:40:09 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.9240, 15.8830 at 25 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
Rodi Garganico FG 1 3693 3693
Ischitella FG 3 4432 8125
Vico del Gargano FG 7 7766 15891
Carpino FG 9 4182 20073
Peschici FG 11 4521 24594
Cagnano Varano FG 14 7330 31924

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km N of Manfredonia (57279 inhabitants)
49 Km NE of San Severo (53905 inhabitants)
59 Km NE of Foggia (151991 inhabitants)
73 Km N of Cerignola (58396 inhabitants)
75 Km NW of Barletta (94814 inhabitants)
85 Km NW of Andria (100440 inhabitants)
85 Km NW of Trani (56217 inhabitants)
92 Km NW of Bisceglie (55422 inhabitants)
100 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 1.5 2021-02-22
07:40:09		 41.9242 15.8827 25 2021-07-12
16:55:09		 Bollettino Sismico Italiano INGV 89738451
Reviewed
Rev100 		ML 1.5 2021-02-22
07:40:09		 41.9245 15.8818 26 2021-02-22
07:46:34		 Sala Sismica INGV-Roma 87373531
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-02-22 07:40:09 ± 0.11
Latitude 41.9242 ± 0.0036
Longitude 15.8827 ± 0.0048
Depth (km) 25 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 89738451

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 394
Semi-minor axis of confidence ellipse (meter) 297
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 333
Circular confidence region, given by single value of horizontal uncertainty (meter) 390.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 155
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.03327
Epicentral distance of station farthest from the epicenter (degree) 0.34084
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 89738451
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-05-03 10:06:51

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 87373531
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-02-22 07:46:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TREM.HNE. 2021-02-22T07:40:23.11 0.6 undecidable manual S 306 37.8288 118 0.05 47
IV.APRC.HHZ. 2021-02-22T07:40:22.08 0.1 undecidable manual S 237 33.6441 121 0 96
OT.OT07.EHE. 2021-02-22T07:40:22.78 0.1 undecidable manual S 202 36.2415 119 0.1 94
OT.OT06.EHE. 2021-02-22T07:40:22.43 0.3 undecidable manual S 222 35.6421 119 -0.12 70
OT.OT05.EHZ. 2021-02-22T07:40:22.86 0.3 undecidable manual S 218 37.4292 118 -0.11 70
OT.OT12.EHN. 2021-02-22T07:40:21.48 0.3 undecidable manual S 176 32.5452 122 -0.35 67
OT.OT03.EHE. 2021-02-22T07:40:21.36 0.6 undecidable manual S 219 30.3474 124 0 48
OT.OT04.EHE. 2021-02-22T07:40:21.86 0.3 undecidable manual S 228 33.744 121 -0.25 68
IV.MSAG.HHZ. 2021-02-22T07:40:20.14 0.1 undecidable manual S 175 23.6541 132 0.21 93
OT.OT13.EHZ. 2021-02-22T07:40:20.16 0.1 undecidable manual S 101 24.9528 130 -0.04 97
IV.SGRT.HHZ. 2021-02-22T07:40:19.64 0.1 undecidable manual S 211 22.0668 134 0.02 97
OT.OT14.EHZ. 2021-02-22T07:40:17.34 0.1 undecidable manual S 147 3.6963 171 0.06 99
OT.OT05.EHZ. 2021-02-22T07:40:17.19 0.3 undecidable manual P 218 37.4292 118 -0.1 70
IV.APRC.HHZ. 2021-02-22T07:40:17.00 0.1 negative manual P 237 33.6441 121 0.22 92
OT.OT07.EHE. 2021-02-22T07:40:17.15 0.3 undecidable manual P 202 36.2415 119 0.03 72
OT.OT06.EHE. 2021-02-22T07:40:17.16 0.3 undecidable manual P 222 35.6421 119 0.12 70
OT.OT04.EHE. 2021-02-22T07:40:16.89 0.1 negative manual P 228 33.744 121 0.1 95
OT.OT12.EHN. 2021-02-22T07:40:16.41 0.3 undecidable manual P 176 32.5452 122 -0.22 69
OT.OT03.EHE. 2021-02-22T07:40:16.48 0.3 undecidable manual P 219 30.3474 124 0.12 71
IV.TREM.HNE. 2021-02-22T07:40:16.73 0.6 undecidable manual P 306 37.8288 118 -0.61 40
OT.OT13.EHZ. 2021-02-22T07:40:15.67 0.1 undecidable manual P 101 24.9528 130 -0.02 97
IV.SGRT.HHZ. 2021-02-22T07:40:15.47 0.1 positive manual P 211 22.0668 134 0.11 96
IV.MSAG.HHZ. 2021-02-22T07:40:15.60 0.1 positive manual P 175 23.6541 132 0.06 97
OT.OT14.EHZ. 2021-02-22T07:40:14.05 0.1 positive manual P 147 3.6963 171 0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SGRT.HHN. ML:1.3 0.0000963 0.12 AML other m 2021-02-22T07:40:19.77
IV.SGRT.HHE. ML:1.3 0.00009175 0.26 AML other m 2021-02-22T07:40:19.94
OT.OT13.EHE. ML:1.9 0.0003015 0.44 AML other m 2021-02-22T07:40:20.54
IV.MSAG.HHE. ML:1.4 0.00011350000000000001 0.28 AML other m 2021-02-22T07:40:20.44
IV.MSAG.HHN. ML:1.5 0.0001495 0.2 AML other m 2021-02-22T07:40:20.66
OT.OT13.EHN. ML:2.0 0.0004145 0.2 AML other m 2021-02-22T07:40:20.66
IV.APRC.HHE. ML:1.4 0.00009409999999999998 1.4 AML other m 2021-02-22T07:40:22.06
IV.APRC.HHN. ML:1.6 0.0001375 0.16 AML other m 2021-02-22T07:40:23.10
OT.OT05.EHE. ML:1.4 0.00006914999999999999 1.16 AML other m 2021-02-22T07:40:24.66
OT.OT05.EHN. ML:1.2 0.0000466 1.34 AML other m 2021-02-22T07:40:24.13
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