Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 26-03-2023 and time 17:47:28 (UTC) in region 9 km E San Giovanni Rotondo (FG)

A magnitude ML 2.2 earthquake occured in region: 9 km E San Giovanni Rotondo (FG), on

  • 26-03-2023 17:47:28 (UTC)
  • 26-03-2023 19:47:28 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.7100, 15.8370 at 16 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
San Giovanni Rotondo FG 9 27184 27184
Monte Sant'Angelo FG 10 12657 39841
Manfredonia FG 11 57279 97120
Cagnano Varano FG 14 7330 104450
Carpino FG 15 4182 108632
San Marco in Lamis FG 16 13831 122463
Mattinata FG 18 6310 128773

Municipalities with at least 50000 inhabitants

An earthquake occurred to
11 Km NW of Manfredonia (57279 inhabitants)
37 Km NE of Foggia (151991 inhabitants)
38 Km E of San Severo (53905 inhabitants)
50 Km N of Cerignola (58396 inhabitants)
57 Km NW of Barletta (94814 inhabitants)
66 Km NW of Andria (100440 inhabitants)
69 Km NW of Trani (56217 inhabitants)
76 Km NW of Bisceglie (55422 inhabitants)
85 Km NW of Molfetta (59874 inhabitants)
98 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 2.2 2023-03-26
17:47:28		 41.7103 15.8368 16 2024-03-01
17:18:03		 Bollettino Sismico Italiano INGV 116405051
Reviewed
Rev100 		ML 2.3 2023-03-26
17:47:28		 41.7188 15.8413 16 2023-03-26
17:56:45		 Sala Sismica INGV-Roma 115761321
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-26 17:47:28 ± 0.08
Latitude 41.7103 ± 0.0045
Longitude 15.8368 ± 0.0048
Depth (km) 16 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 116405051

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 464
Semi-minor axis of confidence ellipse (meter) 181
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 167
Circular confidence region, given by single value of horizontal uncertainty (meter) 460.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 71
Number of associated phases, regardless of their use for origin computation 51
Number of defining phases 39
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.30312
Number of stations at which the event was observed 38
Number of stations from which data was used for origin computation 26
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 43
Type of magnitude ML
Reference to an origin 116405051
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-12-27 16:15:55

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 40
Type of magnitude ML
Reference to an origin 115761321
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-26 17:56:45
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
1J.FX14.HHZ.00 2023-03-26T17:49:24.02 3.0 undecidable manual Sg 13.27 0
IV.LPDG.HHZ. 2023-03-26T17:49:23.15 3.0 negative manual Pg 17.219999 0
IV.ARCI.HHZ. 2023-03-26T17:49:12.00 3.0 undecidable manual Sg 8.1 0
IV.FERC.HHZ.00 2023-03-26T17:49:07.60 3.0 undecidable manual Sg 9.47 0
MN.KEK.HHZ. 2023-03-26T17:49:04.76 3.0 undecidable manual Sn -2.25 0
IV.ATPI.EHZ. 2023-03-26T17:49:00.35 3.0 undecidable manual S 4.96 0
IV.MURB.HHZ. 2023-03-26T17:48:59.62 3.0 undecidable manual Sg 8.56 0
IV.ATVO.HHZ. 2023-03-26T17:48:59.13 3.0 undecidable manual S 4.74 0
IV.ATFO.HHZ. 2023-03-26T17:48:54.07 3.0 undecidable manual S 2.33 0
TV.SF11.HHZ. 2023-03-26T17:48:31.57 3.0 undecidable manual Pg 11.22 0
IV.FAGN.HHZ. 2023-03-26T17:48:25.48 3.0 undecidable manual Sg 2.26 0
IV.SELL.HHZ. 2023-03-26T17:48:10.61 3.0 negative manual Pn -1.9 0
IV.NOCI.HHZ. 2023-03-26T17:47:51.46 0.3 undecidable manual P 135 144.6441 92 -0.8 46
IV.MIGL.HHZ. 2023-03-26T17:47:50.81 0.6 undecidable manual P 157 132.6672 92 0.4 37
IV.MELA.HHZ. 2023-03-26T17:47:47.39 0.3 undecidable manual S 270 58.7967 96 0.64 60
OT.OT15.EHZ. 2023-03-26T17:47:47.50 0.3 undecidable manual P 127 109.4127 93 0.66 54
OT.OT16.EHN. 2023-03-26T17:47:46.24 0.3 undecidable manual S 284 56.7987 96 0.01 69
IV.BSSO.HHZ. 2023-03-26T17:47:46.11 0.3 undecidable manual P 260 104.7174 93 0.01 63
IV.AMUR.HHZ. 2023-03-26T17:47:46.21 0.3 undecidable manual P 144 109.7124 93 -0.66 53
IV.TREM.HHN. 2023-03-26T17:47:45.34 0.6 undecidable manual S 330 53.1024 97 0.09 46
IV.SNAL.HHZ. 2023-03-26T17:47:45.23 0.1 undecidable manual P 211 101.6205 93 -0.39 78
IV.PALZ.HHZ. 2023-03-26T17:47:43.44 0.3 undecidable manual P 173 85.6476 94 0.27 63
IV.GATE.HHZ. 2023-03-26T17:47:43.09 0.3 undecidable manual P 254 79.8645 94 0.8 54
IV.CIGN.HHZ. 2023-03-26T17:47:42.16 0.3 undecidable manual P 266 77.4669 94 0.25 64
IV.SGTA.HNZ. 2023-03-26T17:47:41.52 0.6 undecidable manual P 212 74.9694 94 -0.01 44
IV.MRVN.HHZ. 2023-03-26T17:47:41.84 0.3 undecidable manual P 157 77.9664 94 -0.16 64
IV.MOCO.HNE. 2023-03-26T17:47:40.81 0.1 undecidable manual P 236 67.8765 95 0.37 85
OT.OT13.EHN. 2023-03-26T17:47:40.20 0.3 undecidable manual S 56 34.0437 103 -0.03 73
IV.MELA.HHZ. 2023-03-26T17:47:39.09 0.3 undecidable manual P 270 58.7967 96 0.04 69
IV.TREM.HHN. 2023-03-26T17:47:38.35 0.3 undecidable manual P 330 53.1024 97 0.17 68
OT.OT16.EHN. 2023-03-26T17:47:38.29 0.6 undecidable manual P 284 56.7987 96 -0.46 42
OT.OT11.EHE. 2023-03-26T17:47:37.60 0.3 undecidable manual P 243 46.9197 98 0.37 66
OT.OT14.EHZ. 2023-03-26T17:47:37.08 0.3 undecidable manual S 16 21.4674 115 0.05 73
IV.APRC.HHZ. 2023-03-26T17:47:37.55 0.3 undecidable manual S 282 24.8529 110 -0.32 69
OT.OT04.EHE. 2023-03-26T17:47:36.72 0.1 undecidable manual S 273 21.2676 115 -0.25 94
OT.OT06.EHZ. 2023-03-26T17:47:36.49 0.3 undecidable manual S 262 20.2686 116 -0.25 71
OT.OT05.EHZ. 2023-03-26T17:47:36.56 0.3 undecidable manual S 254 20.2686 116 -0.17 72
OT.OT13.EHN. 2023-03-26T17:47:35.16 0.3 undecidable manual P 56 34.0437 103 -0.12 71
OT.OT03.EHE. 2023-03-26T17:47:35.73 0.1 undecidable manual S 271 15.4734 126 0.08 98
OT.OT07.EHE. 2023-03-26T17:47:35.35 0.1 undecidable manual S 225 13.875 130 0.05 99
OT.OT12.EHZ. 2023-03-26T17:47:34.82 0.3 undecidable manual S 146 10.4784 140 0.15 73
IV.SGRT.HHZ. 2023-03-26T17:47:34.80 0.3 undecidable manual S 302 9.1797 144 0.36 70
OT.OT05.EHZ. 2023-03-26T17:47:33.02 0.1 negative manual P 254 20.2686 116 -0.24 94
OT.OT14.EHZ. 2023-03-26T17:47:33.42 0.1 undecidable manual P 16 21.4674 115 -0.01 99
OT.OT04.EHE. 2023-03-26T17:47:33.20 0.1 undecidable manual P 273 21.2676 115 -0.2 95
IV.APRC.HHZ. 2023-03-26T17:47:33.70 0.1 negative manual P 282 24.8529 110 -0.22 94
OT.OT06.EHZ. 2023-03-26T17:47:33.04 0.1 undecidable manual P 262 20.2686 116 -0.23 94
IV.SGRT.HHZ. 2023-03-26T17:47:32.15 0.1 positive manual P 302 9.1797 144 0.21 97
OT.OT12.EHZ. 2023-03-26T17:47:32.15 0.1 positive manual P 146 10.4784 140 0.08 99
OT.OT03.EHE. 2023-03-26T17:47:32.60 0.1 undecidable manual P 271 15.4734 126 -0.04 99
OT.OT07.EHE. 2023-03-26T17:47:32.43 0.1 undecidable manual P 225 13.875 130 -0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SGRT.HHN. ML:2.6 0.003542954 0.1792 AML other m 2023-03-26T17:47:34.95
IV.SGRT.HNN. ML:2.5 0.0032186495000000002 0.1536 AML other m 2023-03-26T17:47:34.95
OT.OT12.EHE. ML:2.0 0.000891 1.86 AML other m 2023-03-26T17:47:35.03
IV.SGRT.HHE. ML:2.4 0.0023251045000000003 0.1792 AML other m 2023-03-26T17:47:35.09
IV.SGRT.HNE. ML:2.4 0.002219788 0.2048 AML other m 2023-03-26T17:47:35.09
OT.OT12.EHN. ML:2.0 0.0008282245 0.1408 AML other m 2023-03-26T17:47:35.32
OT.OT05.EHE. ML:0.2 0.00001019 0.26 AML other m 2023-03-26T17:47:36.69
OT.OT05.EHN. ML:2.2 0.0011214252500000002 0.1408 AML other m 2023-03-26T17:47:36.83
OT.OT14.EHE. ML:2.0 0.0006750902999999999 0.0896 AML other m 2023-03-26T17:47:37.36
IV.APRC.HNE. ML:2.5 0.001564317 0.3072 AML other m 2023-03-26T17:47:37.76
IV.APRC.HHE. ML:2.5 0.001675 0.2 AML other m 2023-03-26T17:47:37.77
IV.APRC.HNN. ML:2.2 0.00091515175 0.2432 AML other m 2023-03-26T17:47:37.79
IV.APRC.HHN. ML:2.5 0.001625 0.24 AML other m 2023-03-26T17:47:37.80
OT.OT14.EHN. ML:2.0 0.00068280655 0.0512 AML other m 2023-03-26T17:47:39.07
IV.MELA.HNE. ML:2.7 0.00101282895 0.2432 AML other m 2023-03-26T17:47:49.12
IV.MELA.HHE. ML:2.7 0.00108 0.24 AML other m 2023-03-26T17:47:49.12
IV.MELA.HNN. ML:2.6 0.000833 0.3 AML other m 2023-03-26T17:47:49.18
IV.MELA.HHN. ML:2.6 0.0008535 0.3 AML other m 2023-03-26T17:47:49.18
IV.MRVN.HHN. ML:1.9 0.0001110631 0.2304 AML other m 2023-03-26T17:47:53.30
IV.CIGN.HHN. ML:1.8 0.000102332805 0.32 AML other m 2023-03-26T17:47:54.07
IV.MRVN.HHE. ML:2.2 0.00021613490000000002 0.2176 AML other m 2023-03-26T17:47:54.47
IV.CIGN.HHE. ML:1.9 0.0001046 0.26 AML other m 2023-03-26T17:47:54.79
IV.GATE.HHE. ML:2.2 0.00020700000000000002 0.44 AML other m 2023-03-26T17:47:56.89
IV.GATE.HNE. ML:2.2 0.000219 0.46 AML other m 2023-03-26T17:47:56.90
IV.GATE.HNN. ML:2.2 0.0002029476 0.64 AML other m 2023-03-26T17:47:57.09
IV.GATE.HHN. ML:2.2 0.0001893648 0.64 AML other m 2023-03-26T17:47:57.09
IV.AMUR.HHE. ML:2.4 0.00020800000000000001 0.34 AML other m 2023-03-26T17:48:01.48
IV.AMUR.HNE. ML:2.4 0.0002019561 0.3456 AML other m 2023-03-26T17:48:01.48
OT.OT15.EHN. ML:2.1 0.00010282645499999999 0.2048 AML other m 2023-03-26T17:48:02.28
IV.AMUR.HHN. ML:2.2 0.00012139460000000001 0.192 AML other m 2023-03-26T17:48:02.29
IV.AMUR.HNN. ML:2.2 0.00012196975500000002 0.192 AML other m 2023-03-26T17:48:02.29
IV.SNAL.HHE. ML:2.1 0.00012218680000000001 0.2048 AML other m 2023-03-26T17:48:02.64
IV.SNAL.HNE. ML:2.1 0.00010838400000000001 0.192 AML other m 2023-03-26T17:48:02.65
OT.OT15.EHE. ML:2.1 0.00010066835499999998 0.1536 AML other m 2023-03-26T17:48:04.20
IV.BSSO.HHE. ML:1.9 0.00007985 1.66 AML other m 2023-03-26T17:48:05.13
IV.SNAL.HHN. ML:2.1 0.000118171795 0.6784 AML other m 2023-03-26T17:48:05.98
IV.SNAL.HNN. ML:2.1 0.00011109558500000001 0.7168 AML other m 2023-03-26T17:48:05.00
IV.BSSO.HNE. ML:1.9 0.00007820588449999999 0.4352 AML other m 2023-03-26T17:48:06.90
IV.PALZ.HHE. ML:2.0 0.000118172005 0.576 AML other m 2023-03-26T17:48:07.72
IV.NOCI.HHN. ML:2.6 0.00020050000000000002 0.26 AML other m 2023-03-26T17:48:13.80
IV.NOCI.HNN. ML:2.5 0.000186 0.26 AML other m 2023-03-26T17:48:13.67
IV.NOCI.HHE. ML:2.4 0.00013591135 0.128 AML other m 2023-03-26T17:48:14.53
IV.NOCI.HNE. ML:2.4 0.000123669615 0.1408 AML other m 2023-03-26T17:48:14.53
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
Waveforms Seismic signals in miniseed + resp format Download