Earthquake with magnitude of ML 1.3 on date 24-03-2021 and time 13:09:24 (Italy) in region 2 km N Manfredonia (FG)

A magnitude ML 1.3 earthquake occured in region: 2 km N Manfredonia (FG), on

  • 24-03-2021 12:09:24 (UTC)
  • 24-03-2021 13:09:24 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.6500, 15.9260 at 22 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
Manfredonia FG 2 57279 57279
Monte Sant'Angelo FG 7 12657 69936
Mattinata FG 13 6310 76246
San Giovanni Rotondo FG 18 27184 103430

Municipalities with at least 50000 inhabitants

An earthquake occurred to
2 Km N of Manfredonia (57279 inhabitants)
38 Km NE of Foggia (151991 inhabitants)
43 Km N of Cerignola (58396 inhabitants)
45 Km E of San Severo (53905 inhabitants)
47 Km NW of Barletta (94814 inhabitants)
56 Km NW of Andria (100440 inhabitants)
58 Km NW of Trani (56217 inhabitants)
66 Km NW of Bisceglie (55422 inhabitants)
75 Km NW of Molfetta (59874 inhabitants)
88 Km NW of Bitonto (55540 inhabitants)
98 Km NW of Bari (326344 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 1.3 2021-03-24
12:09:24
41.6498 15.9263 22 2021-07-12
16:55:09
Bollettino Sismico Italiano INGV 89735381
Reviewed
Rev100
ML 1.5 2021-03-24
12:09:24
41.6528 15.9177 22 2021-03-24
12:31:08
Sala Sismica INGV-Roma 88430511
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-24 12:09:24 ± 0.16
Latitude 41.6498 ± 0.0099
Longitude 15.9263 ± 0.0072
Depth (km) 22 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 89735381

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1115
Semi-minor axis of confidence ellipse (meter) 303
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 183
Circular confidence region, given by single value of horizontal uncertainty (meter) 1120.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 229
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 15
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) 0.02248
Epicentral distance of station farthest from the epicenter (degree) 0.30577
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 11
Type of magnitude ML
Reference to an origin 89735381
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-05-03 07:40:39

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 88430511
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-03-24 12:31:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.APRC.HHZ. 2021-03-24T12:09:36.31 0.6 undecidable manual S 291 33.9438 116 -0.14 46
OT.OT05.EHZ. 2021-03-24T12:09:34.62 0.6 undecidable manual S 272 26.8509 123 -0.18 46
OT.OT03.EHE. 2021-03-24T12:09:34.32 0.6 undecidable manual S 287 23.9538 126 0.16 47
OT.OT07.EHE. 2021-03-24T12:09:33.28 0.6 undecidable manual S 260 17.4714 137 0.42 45
IV.SGRT.HHZ. 2021-03-24T12:09:33.06 0.6 undecidable manual S 308 19.0698 134 -0.11 47
OT.OT12.EHZ. 2021-03-24T12:09:31.16 0.3 undecidable manual S 218 2.4975 173 0.06 74
IV.APRC.HHZ. 2021-03-24T12:09:31.27 0.1 undecidable manual P 291 33.9438 116 -0.02 94
IV.MSAG.HHZ. 2021-03-24T12:09:31.39 0.3 undecidable manual S 349 7.0929 160 0 74
OT.OT03.EHE. 2021-03-24T12:09:30.05 0.3 undecidable manual P 287 23.9538 126 0.09 71
OT.OT04.EHE. 2021-03-24T12:09:30.93 0.6 undecidable manual P 285 29.6481 120 0.22 46
OT.OT05.EHZ. 2021-03-24T12:09:30.39 0.3 undecidable manual P 272 26.8509 123 0.05 71
IV.SGRT.HHZ. 2021-03-24T12:09:29.30 0.1 undecidable manual P 308 19.0698 134 -0.09 95
OT.OT07.EHE. 2021-03-24T12:09:28.79 0.6 undecidable manual P 260 17.4714 137 -0.43 45
IV.MSAG.HHZ. 2021-03-24T12:09:28.37 0.1 undecidable manual P 349 7.0929 160 0.01 99
OT.OT12.EHZ. 2021-03-24T12:09:28.18 0.1 undecidable manual P 218 2.4975 173 -0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MSAG.HHE. ML:1.2 0.00010742961 0.1408 AML other m 2021-03-24T12:09:31.53
IV.MSAG.HNE. ML:1.6 0.0002534479 0.1408 AML other m 2021-03-24T12:09:31.53
IV.MSAG.HNN. ML:1.7 0.00033089395 0.1408 AML other m 2021-03-24T12:09:31.61
IV.MSAG.HHN. ML:1.3 0.00014246117 0.16 AML other m 2021-03-24T12:09:31.61
IV.SGRT.HHE. ML:1.2 0.00007413609999999999 0.544 AML other m 2021-03-24T12:09:33.43
IV.SGRT.HHN. ML:1.2 0.000074549096 0.1216 AML other m 2021-03-24T12:09:33.26
OT.OT05.EHE. ML:1.0 0.00004520782 0.1408 AML other m 2021-03-24T12:09:34.88
OT.OT05.EHN. ML:1.0 0.000045814464 0.6592 AML other m 2021-03-24T12:09:34.91
IV.APRC.HHN. ML:1.2 0.00005964205 0.1152 AML other m 2021-03-24T12:09:36.52
IV.APRC.HHE. ML:1.4 0.000081787175 0.9216 AML other m 2021-03-24T12:09:36.57
IV.APRC.HNE. ML:1.6 0.000141295155 0.9088 AML other m 2021-03-24T12:09:36.57
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