Earthquake (quarry blast) with magnitude of ML 0.7 on date 23-12-2022 and time 10:59:28 (UTC) in region 10 km W Manfredonia (FG)

A magnitude ML 0.7 (quarry blast) earthquake occured in region: 10 km W Manfredonia (FG), on

  • 23-12-2022 10:59:28 (UTC)
  • 23-12-2022 11:59:28 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.6310, 15.8010 at 0 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

Event type: quarry blast.

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 10 57279 57279
San Giovanni Rotondo FG 11 27184 84463
Monte Sant'Angelo FG 16 12657 97120
San Marco in Lamis FG 16 13831 110951
Rignano Garganico FG 18 2117 113068

Municipalities with at least 50000 inhabitants

An earthquake occurred to
10 Km W of Manfredonia (57279 inhabitants)
28 Km NE of Foggia (151991 inhabitants)
35 Km E of San Severo (53905 inhabitants)
41 Km N of Cerignola (58396 inhabitants)
53 Km NW of Barletta (94814 inhabitants)
61 Km NW of Andria (100440 inhabitants)
65 Km NW of Trani (56217 inhabitants)
73 Km NW of Bisceglie (55422 inhabitants)
82 Km NW of Molfetta (59874 inhabitants)
94 Km NW of Bitonto (55540 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 0.7 2022-12-23
10:59:28
41.6307 15.8008 1 2024-03-01
15:28:26
Bollettino Sismico Italiano INGV 118396781
Reviewed
Rev100
ML 0.9 2022-12-23
10:59:27
41.5778 15.8163 9 2022-12-23
11:08:36
Sala Sismica INGV-Roma 113037241
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-12-23 10:59:28 ± 0.14
Latitude 41.6307 ± 0.0135
Longitude 15.8008 ± 0.0060
Depth (km) 1 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type quarry blast
Origin ID 118396781

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1540
Semi-minor axis of confidence ellipse (meter) 540
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) 1540.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 172
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 7
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.18706
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 113037241
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-12-23 11:08:36

ML:0.7

Field Value
Value 0.7
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 118396781
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-06-14 13:00:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MDI.HHZ. 2022-12-23T11:01:02.80 3.0 undecidable manual Pn 5.7 0
IV.IMOL.HNZ. 2022-12-23T11:00:35.49 3.0 negative manual Pn 6.04 0
IV.FAGN.HHZ. 2022-12-23T11:00:24.20 3.0 undecidable manual Sg 1.31 0
IV.ARVD.HHZ. 2022-12-23T11:00:10.15 3.0 negative manual Pn -2.54 0
IV.PTRJ.HHZ. 2022-12-23T10:59:59.12 3.0 undecidable manual S -1.5 0
IV.PTQR.HHZ. 2022-12-23T10:59:56.32 3.0 positive manual Pn -1.93 0
IV.PABO.HHZ. 2022-12-23T10:59:46.02 3.0 undecidable manual P -1.48 0
IV.MTMR.EHZ. 2022-12-23T10:59:43.10 3.0 undecidable manual P 0.92 0
OT.OT04.EHZ. 2022-12-23T10:59:32.19 0.1 undecidable manual P 298 20.7681 91 -0.28 94
OT.OT03.EHZ. 2022-12-23T10:59:31.54 0.1 undecidable manual P 306 15.4734 92 0.13 98
OT.OT06.EHZ. 2022-12-23T10:59:31.84 0.1 undecidable manual P 290 18.1707 92 -0.11 98
IV.MSAG.HHZ. 2022-12-23T10:59:31.05 0.1 undecidable manual P 45 12.7761 92 0.18 97
OT.OT05.EHZ. 2022-12-23T10:59:31.65 0.1 undecidable manual P 281 16.7721 92 -0.02 100
OT.OT07.EHZ. 2022-12-23T10:59:29.92 0.1 undecidable manual P 261 6.8931 94 0.23 97
OT.OT12.EHZ. 2022-12-23T10:59:29.94 0.1 undecidable manual P 89 8.88 93 -0.15 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MSAG.HHE. ML:0.4 0.000038900000000000004 0.2 AML other m 2022-12-23T10:59:34.27
IV.MSAG.HNE. ML:0.8 0.00009235976000000001 0.1984 AML other m 2022-12-23T10:59:34.28
IV.MSAG.HHN. ML:0.6 0.00006117048999999999 0.6784 AML other m 2022-12-23T10:59:34.56
IV.MSAG.HNN. ML:1.0 0.00015595525 0.7232 AML other m 2022-12-23T10:59:34.59
OT.OT05.EHE. ML:0.7 0.000049285865 1.0176 AML other m 2022-12-23T10:59:35.57
OT.OT05.EHN. ML:0.8 0.00006992287999999999 0.16 AML other m 2022-12-23T10:59:36.43
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