Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.8 on date 22-03-2023 and time 01:42:23 (UTC) in region 7 km E San Paolo di Civitate (FG)

A magnitude ML 1.8 earthquake occured in region: 7 km E San Paolo di Civitate (FG), on

  • 22-03-2023 01:42:23 (UTC)
  • 22-03-2023 02:42:23 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.7660, 15.3320 at 11 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 Paolo di Civitate FG 7 5818 5818
Poggio Imperiale FG 7 2724 8542
Torremaggiore FG 9 17311 25853
Apricena FG 10 13328 39181
San Severo FG 10 53905 93086
Lesina FG 11 6410 99496
Serracapriola FG 15 3931 103427
Chieuti FG 16 1698 105125

Municipalities with at least 50000 inhabitants

An earthquake occurred to
10 Km NW of San Severo (53905 inhabitants)
38 Km NW of Foggia (151991 inhabitants)
51 Km W of Manfredonia (57279 inhabitants)
73 Km NW of Cerignola (58396 inhabitants)
84 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 1.8 2023-03-22
01:42:23		 41.7663 15.3315 11 2024-03-01
17:18:16		 Bollettino Sismico Italiano INGV 120828331
Reviewed
Rev100 		ML 1.8 2023-03-22
01:42:23		 41.7618 15.3158 13 2023-03-22
01:52:30		 Sala Sismica INGV-Roma 115610471
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-22 01:42:23 ± 0.07
Latitude 41.7663 ± 0.0045
Longitude 15.3315 ± 0.0036
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 120828331

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 476
Semi-minor axis of confidence ellipse (meter) 240
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 352
Circular confidence region, given by single value of horizontal uncertainty (meter) 480.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 80
Number of associated phases, regardless of their use for origin computation 50
Number of defining phases 48
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) 1.28423
Number of stations at which the event was observed 30
Number of stations from which data was used for origin computation 28
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 36
Type of magnitude ML
Reference to an origin 115610471
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-22 01:52:30

ML:1.8

Field Value
Value 1.8
Uncertainty 0.4
Num. used stations 51
Type of magnitude ML
Reference to an origin 120828331
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-12-22 16:27:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MTCE.HHZ. 2023-03-22T01:43:21.23 3.0 undecidable manual Sn 0.41 0
IV.CSP1.EHZ. 2023-03-22T01:43:00.90 3.0 undecidable manual Pg 3.92 0
IV.AMUR.HHZ. 2023-03-22T01:42:46.26 0.3 undecidable manual P 132 142.5462 90 -0.45 54
OT.OT13.EHN. 2023-03-22T01:42:45.40 0.6 undecidable manual S 79 71.2731 90 0.61 39
IV.SGTA.HNZ. 2023-03-22T01:42:44.60 1.0 undecidable manual S 178 70.0743 90 0.11 22
IV.SACR.HNN. 2023-03-22T01:42:43.40 0.6 undecidable manual S 232 66.0894 90 -0.03 46
IV.PALZ.HHZ. 2023-03-22T01:42:41.45 0.3 undecidable manual P 150 105.117 90 0.5 57
IV.MRVN.HHZ. 2023-03-22T01:42:41.49 0.3 undecidable manual P 137 106.3158 90 0.37 59
IV.MOCO.HNE. 2023-03-22T01:42:39.00 1.0 undecidable manual S 198 46.2204 90 0.87 18
IV.MSAG.HNE. 2023-03-22T01:42:39.30 0.6 undecidable manual S 97 48.2184 90 0.65 40
OT.OT12.EHZ. 2023-03-22T01:42:38.80 0.6 undecidable manual S 107 50.0166 90 -0.33 44
IV.SNAL.HHZ. 2023-03-22T01:42:38.77 0.3 undecidable manual P 186 93.8394 90 -0.43 60
IV.TREM.HHN. 2023-03-22T01:42:37.70 1.0 undecidable manual S 20 42.2244 90 0.65 20
IV.GATE.HHZ. 2023-03-22T01:42:36.80 1.0 undecidable manual S 231 44.8218 90 -0.94 18
OT.OT13.EHN. 2023-03-22T01:42:36.30 0.3 undecidable manual P 79 71.2731 90 0.58 59
IV.SGTA.HNZ. 2023-03-22T01:42:35.61 0.6 undecidable manual P 178 70.0743 90 0.06 45
IT.LRNO.HNZ. 2023-03-22T01:42:35.00 1.0 undecidable manual S 278 34.3434 90 0.06 24
IV.SGRT.HHZ. 2023-03-22T01:42:34.80 0.6 undecidable manual S 92 34.1436 90 -0.09 48
IV.BSSO.HHZ. 2023-03-22T01:42:34.90 0.3 undecidable manual P 248 65.8896 90 0.01 68
IV.SACR.HNN. 2023-03-22T01:42:34.65 0.3 undecidable manual P 232 66.0894 90 -0.28 65
OT.OT07.EHE. 2023-03-22T01:42:34.90 0.6 undecidable manual S 116 35.9418 90 -0.47 44
OT.OT11.EHZ. 2023-03-22T01:42:33.50 0.3 undecidable manual S 179 27.9498 90 0.26 70
OT.OT06.EHZ. 2023-03-22T01:42:32.00 0.6 undecidable manual S 112 23.5542 90 -0.06 49
OT.OT14.EHZ. 2023-03-22T01:42:32.38 0.3 undecidable manual P 73 49.7169 90 -0.02 71
IV.MOCO.HNE. 2023-03-22T01:42:32.15 0.3 undecidable manual P 198 46.2204 90 0.28 67
OT.OT05.EHZ. 2023-03-22T01:42:32.20 0.6 undecidable manual S 118 25.3524 90 -0.36 46
IV.MSAG.HNE. 2023-03-22T01:42:32.18 0.3 undecidable manual P 97 48.2184 90 0 71
OT.OT12.EHZ. 2023-03-22T01:42:32.66 0.3 undecidable manual P 107 50.0166 90 0.21 68
OT.OT03.EHZ. 2023-03-22T01:42:32.90 0.6 undecidable manual S 103 27.0507 90 -0.09 48
IV.GATE.HHZ. 2023-03-22T01:42:31.79 0.3 undecidable manual P 231 44.8218 90 0.14 69
OT.OT04.EHZ. 2023-03-22T01:42:31.00 0.6 undecidable manual S 104 21.2676 90 -0.46 45
IV.TREM.HHN. 2023-03-22T01:42:31.79 0.6 undecidable manual P 20 42.2244 90 0.54 42
IV.MELA.HHZ. 2023-03-22T01:42:30.80 0.6 undecidable manual S 248 18.1707 90 0.16 48
IT.GLNS.HNN. 2023-03-22T01:42:30.55 0.3 undecidable manual P 295 37.8288 90 -0.02 72
IV.CIGN.HHN. 2023-03-22T01:42:30.51 0.1 undecidable manual P 251 37.4292 90 0 96
IV.APRC.HHZ. 2023-03-22T01:42:30.30 0.6 undecidable manual S 93 17.5713 91 -0.16 49
IT.LRNO.HNZ. 2023-03-22T01:42:30.27 0.6 undecidable manual P 278 34.3434 90 0.24 46
OT.OT07.EHE. 2023-03-22T01:42:29.91 0.3 undecidable manual P 116 35.9418 90 -0.37 68
IV.SGRT.HHZ. 2023-03-22T01:42:29.85 0.1 undecidable manual P 92 34.1436 90 -0.15 95
OT.OT16.EHZ. 2023-03-22T01:42:29.30 0.6 undecidable manual S 300 15.3735 91 -0.57 45
OT.OT17.EHZ. 2023-03-22T01:42:28.70 0.6 undecidable manual S 160 9.2796 124 0.35 47
OT.OT03.EHZ. 2023-03-22T01:42:28.74 0.3 undecidable manual P 103 27.0507 90 -0.17 72
OT.OT06.EHZ. 2023-03-22T01:42:28.27 0.1 undecidable manual P 112 23.5542 90 -0.1 97
OT.OT05.EHZ. 2023-03-22T01:42:28.46 0.3 positive manual P 118 25.3524 90 -0.2 71
OT.OT11.EHZ. 2023-03-22T01:42:28.91 0.3 undecidable manual P 179 27.9498 90 -0.14 72
IV.MELA.HHZ. 2023-03-22T01:42:27.49 0.1 undecidable manual P 248 18.1707 90 -0.06 99
IV.APRC.HHZ. 2023-03-22T01:42:27.42 0.1 undecidable manual P 93 17.5713 91 -0.02 100
OT.OT04.EHZ. 2023-03-22T01:42:27.89 0.1 undecidable manual P 104 21.2676 90 -0.13 97
OT.OT17.EHZ. 2023-03-22T01:42:26.44 0.1 undecidable manual P 160 9.2796 124 0.22 96
OT.OT16.EHZ. 2023-03-22T01:42:26.99 0.1 undecidable manual P 300 15.3735 91 -0.11 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MRVN.HHN. ML:1.2 0.000017016157100000002 0.58 AML other m 2023-03-22T01:42:17.48
OT.OT17.EHE. ML:2.7 0.0062562105 0.08 AML other m 2023-03-22T01:42:28.97
OT.OT17.EHN. ML:2.8 0.007448467 0.08 AML other m 2023-03-22T01:42:29.04
IV.APRC.HNE. ML:1.8 0.0005750804000000001 0.3304 AML other m 2023-03-22T01:42:30.71
IV.APRC.HHE. ML:1.8 0.000557176 0.34 AML other m 2023-03-22T01:42:30.71
IV.MELA.HNE. ML:2.2 0.0012227425 0.2296 AML other m 2023-03-22T01:42:31.03
IV.MELA.HHE. ML:2.2 0.0012663009999999998 0.22 AML other m 2023-03-22T01:42:31.04
IV.MELA.HNN. ML:2.4 0.0017599999999999998 0.16 AML other m 2023-03-22T01:42:31.08
IV.MELA.HHN. ML:2.4 0.00184 0.16 AML other m 2023-03-22T01:42:31.08
IV.APRC.HHN. ML:1.9 0.0006463199500000001 0.14 AML other m 2023-03-22T01:42:31.90
OT.OT05.EHN. ML:1.7 0.0002745414 0.18 AML other m 2023-03-22T01:42:32.88
OT.OT11.EHN. ML:1.9 0.00038252805 0.22 AML other m 2023-03-22T01:42:33.78
OT.OT11.EHE. ML:2.0 0.0004726694 0.1 AML other m 2023-03-22T01:42:33.78
OT.OT05.EHE. ML:1.7 0.0003025 0.1 AML other m 2023-03-22T01:42:33.80
IV.SGRT.HNE. ML:1.6 0.00017494979999999998 0.28 AML other m 2023-03-22T01:42:35.32
IV.SGRT.HHE. ML:1.6 0.0001835 0.28 AML other m 2023-03-22T01:42:35.33
IV.SGRT.HNN. ML:1.5 0.00012479709 0.22 AML other m 2023-03-22T01:42:36.12
IV.SGRT.HHN. ML:1.5 0.0001285 0.22 AML other m 2023-03-22T01:42:36.13
IV.BSSO.HNE. ML:1.5 0.000062202105 1.34 AML other m 2023-03-22T01:42:38.70
IV.APRC.HNN. ML:2.1 0.00101523705 0.6704 AML other m 2023-03-22T01:42:39.41
IV.MOCO.HHN. ML:1.2 0.00004034265 0.24 AML other m 2023-03-22T01:42:39.69
IV.GATE.HHE. ML:1.1 0.00004132494 0.3 AML other m 2023-03-22T01:42:39.64
IV.MOCO.HHE. ML:1.3 0.000053600775 0.34 AML other m 2023-03-22T01:42:40.58
IV.PALZ.HHE. ML:2.3 0.0001815869 0.34 AML other m 2023-03-22T01:42:42.07
OT.OT12.EHE. ML:1.3 0.00005320503 0.32 AML other m 2023-03-22T01:42:42.11
OT.OT12.EHN. ML:1.5 0.000073602135 0.2 AML other m 2023-03-22T01:42:42.38
OT.OT14.EHE. ML:1.9 0.00020400000000000003 0.12 AML other m 2023-03-22T01:42:42.79
OT.OT14.EHN. ML:1.9 0.00021505165000000002 0.14 AML other m 2023-03-22T01:42:42.83
IV.GATE.HHN. ML:1.2 0.000045059105000000004 0.28 AML other m 2023-03-22T01:42:43.52
IV.SACR.HHN. ML:1.1 0.00002342789 0.8 AML other m 2023-03-22T01:42:45.87
IV.GATE.HNE. ML:1.2 0.000049063124999999996 0.4104 AML other m 2023-03-22T01:42:46.40
IV.BSSO.HNN. ML:1.5 0.00005850507 1.04 AML other m 2023-03-22T01:42:46.48
IV.BSSO.HHE. ML:1.1 0.000022809969999999998 0.22 AML other m 2023-03-22T01:42:47.20
IV.GATE.HNN. ML:1.4 0.00007407189 0.9208 AML other m 2023-03-22T01:42:48.53
IV.MOCO.HNN. ML:2.4 0.0006518182500000001 0.48 AML other m 2023-03-22T01:42:52.63
IV.MOCO.HNE. ML:2.2 0.00046799125 1 AML other m 2023-03-22T01:42:53.87
IV.SNAL.HHE. ML:2.2 0.0001625 0.44 AML other m 2023-03-22T01:42:53.43
IV.SNAL.HNE. ML:2.1 0.0001459836 0.4408 AML other m 2023-03-22T01:42:53.43
IV.SNAL.HNN. ML:1.9 0.000080455 0.2808 AML other m 2023-03-22T01:42:53.47
IV.SNAL.HHN. ML:1.8 0.00007664953999999999 1.44 AML other m 2023-03-22T01:42:55.22
IV.SACR.HHE. ML:1.0 0.000021206985 1.28 AML other m 2023-03-22T01:42:56.72
IV.AMUR.HNE. ML:2.0 0.00006101381 1.1696 AML other m 2023-03-22T01:42:56.76
IV.SACR.HNN. ML:1.5 0.000055995889999999996 1.0896 AML other m 2023-03-22T01:42:57.97
IV.BSSO.HHN. ML:1.1 0.000025770155 1.16 AML other m 2023-03-22T01:42:59.12
IV.MRVN.HHE. ML:1.5 0.000027969015 0.26 AML other m 2023-03-22T01:42:59.72
IV.SACR.HNE. ML:1.3 0.0000370573 0.6992 AML other m 2023-03-22T01:43:00.18
IV.AMUR.HHN. ML:2.0 0.000051948390000000005 1.06 AML other m 2023-03-22T01:43:09.83
IV.AMUR.HNN. ML:1.8 0.00003692823 0.46 AML other m 2023-03-22T01:43:09.53
IV.PALZ.HHN. ML:2.2 0.00015520604999999998 0.04 AML other m 2023-03-22T01:43:11.87
IV.MTCE.HHN. ML:2.1 0.000028492165 0.28 AML other m 2023-03-22T01:43:24.16
IV.AMUR.HHE. ML:1.9 0.000046012915 0.48 AML other m 2023-03-22T01:43:32.17
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