Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 14-03-2023 and time 02:06:18 (UTC) in region 2 km S Poggio Imperiale (FG)

A magnitude ML 1.7 earthquake occured in region: 2 km S Poggio Imperiale (FG), on

  • 14-03-2023 02:06:18 (UTC)
  • 14-03-2023 03:06:18 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.8020, 15.3620 at 9 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
Poggio Imperiale FG 2 2724 2724
Lesina FG 7 6410 9134
Apricena FG 7 13328 22462
San Paolo di Civitate FG 11 5818 28280
San Severo FG 13 53905 82185
Torremaggiore FG 14 17311 99496
Serracapriola FG 17 3931 103427
Chieuti FG 17 1698 105125
San Nicandro Garganico FG 17 15566 120691

Municipalities with at least 50000 inhabitants

An earthquake occurred to
13 Km N of San Severo (53905 inhabitants)
41 Km NW of Foggia (151991 inhabitants)
50 Km W of Manfredonia (57279 inhabitants)
75 Km NW of Cerignola (58396 inhabitants)
89 Km NE of Benevento (60091 inhabitants)
93 Km NW of Barletta (94814 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 2023-03-14
02:06:18		 41.8017 15.3625 9 2024-03-01
17:18:02		 Bollettino Sismico Italiano INGV 116085441
Reviewed
Rev100 		ML 1.5 2023-03-14
02:06:18		 41.8463 15.3448 5 2023-03-14
02:14:44		 Sala Sismica INGV-Roma 115341301
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-14 02:06:18 ± 0.11
Latitude 41.8017 ± 0.0081
Longitude 15.3625 ± 0.0048
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 116085441

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 911
Semi-minor axis of confidence ellipse (meter) 217
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 179
Circular confidence region, given by single value of horizontal uncertainty (meter) 910.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 148
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.11421
Epicentral distance of station farthest from the epicenter (degree) 0.41729
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 116085441
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-11-28 11:34:15

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 4
Type of magnitude ML
Reference to an origin 115341301
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-14 02:14:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OT.OT07.EHE. 2023-03-14T02:06:30.95 0.6 undecidable manual S 124 35.6421 50 -0.17 48
IV.SGRT.HHZ. 2023-03-14T02:06:29.62 0.6 undecidable manual S 99 31.9458 50 -0.5 45
OT.OT03.EHZ. 2023-03-14T02:06:27.90 0.6 undecidable manual S 113 25.752 110 -0.36 47
OT.OT14.EHZ. 2023-03-14T02:06:27.81 0.3 undecidable manual P 77 46.2204 50 0.3 68
OT.OT06.EHZ. 2023-03-14T02:06:27.65 0.6 undecidable manual S 124 23.1546 112 0.25 48
IV.MSAG.HHZ. 2023-03-14T02:06:27.69 0.3 undecidable manual P 102 46.3203 50 0.16 70
IV.MELA.HHZ. 2023-03-14T02:06:26.92 0.3 undecidable manual S 241 22.1556 113 -0.19 73
OT.OT04.EHZ. 2023-03-14T02:06:26.31 0.6 undecidable manual S 117 20.2686 115 -0.17 49
IT.GLNS.HNZ. 2023-03-14T02:06:26.49 0.3 undecidable manual P 289 38.7279 50 0.14 72
OT.OT11.EHE. 2023-03-14T02:06:25.64 0.3 undecidable manual P 184 31.9458 50 0.33 69
IV.APRC.HHZ. 2023-03-14T02:06:25.41 0.6 undecidable manual S 108 15.7731 121 0.31 48
OT.OT07.EHE. 2023-03-14T02:06:25.76 0.3 undecidable manual P 124 35.6421 50 -0.13 72
IV.SGRT.HHZ. 2023-03-14T02:06:25.45 0.3 undecidable manual P 99 31.9458 50 0.14 72
OT.OT17.EHZ. 2023-03-14T02:06:24.44 0.1 undecidable manual S 177 12.6762 126 0.23 98
OT.OT03.EHZ. 2023-03-14T02:06:24.12 0.3 undecidable manual P 113 25.752 110 -0.12 73
OT.OT05.EHZ. 2023-03-14T02:06:23.86 0.3 undecidable manual P 128 25.3524 110 -0.31 71
IV.MELA.HHZ. 2023-03-14T02:06:23.28 0.1 positive manual P 241 22.1556 113 -0.29 95
OT.OT06.EHZ. 2023-03-14T02:06:23.55 0.3 undecidable manual P 124 23.1546 112 -0.19 73
OT.OT04.EHZ. 2023-03-14T02:06:23.14 0.3 undecidable manual P 117 20.2686 115 -0.07 75
IV.APRC.HHZ. 2023-03-14T02:06:22.62 0.1 undecidable manual P 108 15.7731 121 0.21 98
OT.OT17.EHZ. 2023-03-14T02:06:22.03 0.1 negative manual P 177 12.6762 126 0.13 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
OT.OT17.EHE. ML:2.2 0.0019573895 0.3392 AML other m 2023-03-14T02:06:24.50
OT.OT17.EHN. ML:2.2 0.00186176 0.16 AML other m 2023-03-14T02:06:24.55
IV.APRC.HNE. ML:1.5 0.00030087544999999997 1.1792 AML other m 2023-03-14T02:06:26.19
IV.APRC.HHN. ML:1.7 0.0004229619 0.4608 AML other m 2023-03-14T02:06:26.00
IV.APRC.HHE. ML:1.6 0.0003516455 0.72 AML other m 2023-03-14T02:06:26.19
IV.MELA.HHE. ML:1.6 0.0003005 0.2 AML other m 2023-03-14T02:06:27.04
IV.MELA.HNE. ML:1.7 0.00032250000000000003 0.54 AML other m 2023-03-14T02:06:27.05
IV.MELA.HHN. ML:1.8 0.0004505 0.22 AML other m 2023-03-14T02:06:27.07
IV.MELA.HNN. ML:1.8 0.00043347635000000003 0.2304 AML other m 2023-03-14T02:06:27.07
IV.MSAG.HNN. ML:1.8 0.00016977275 1.1008 AML other m 2023-03-14T02:06:35.37
OT.OT14.EHN. ML:1.7 0.000143548555 0.4992 AML other m 2023-03-14T02:06:35.16
IV.MSAG.HHN. ML:1.4 0.00007230000000000001 1 AML other m 2023-03-14T02:06:36.06
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