Earthquake with magnitude of ML 1.4 on date 20-04-2023 and time 00:43:37 (Italy) in region 4 km E Monte Sant'Angelo (FG)

A magnitude ML 1.4 earthquake occured in region: 4 km E Monte Sant'Angelo (FG), on

  • 19-04-2023 22:43:37 (UTC)
  • 20-04-2023 00:43:37 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.7220, 16.0010 at 25 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
Monte Sant'Angelo FG 4 12657 12657
Mattinata FG 4 6310 18967
Manfredonia FG 12 57279 76246
Carpino FG 18 4182 80428
Vico del Gargano FG 20 7766 88194

Municipalities with at least 50000 inhabitants

An earthquake occurred to
12 Km NE of Manfredonia (57279 inhabitants)
48 Km NE of Foggia (151991 inhabitants)
50 Km NW of Barletta (94814 inhabitants)
51 Km N of Cerignola (58396 inhabitants)
52 Km E of San Severo (53905 inhabitants)
60 Km NW of Andria (100440 inhabitants)
61 Km NW of Trani (56217 inhabitants)
68 Km NW of Bisceglie (55422 inhabitants)
76 Km NW of Molfetta (59874 inhabitants)
89 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 1.4 2023-04-19
22:43:37
41.7222 16.001 25 2024-03-01
17:18:12
Bollettino Sismico Italiano INGV 118939401
Reviewed
Rev100
ML 1.4 2023-04-19
22:43:38
41.7283 15.9978 23 2023-04-19
22:48:48
Sala Sismica INGV-Roma 116532351
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-19 22:43:37 ± 0.1
Latitude 41.7222 ± 0.0045
Longitude 16.0010 ± 0.0060
Depth (km) 25 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 118939401

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 450
Semi-minor axis of confidence ellipse (meter) 237
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 241
Circular confidence region, given by single value of horizontal uncertainty (meter) 450.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 127
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.11421
Epicentral distance of station farthest from the epicenter (degree) 0.77791
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 118939401
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-07-03 17:19:19

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 116532351
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-19 22:48:48
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MRVN.HHZ. 2023-04-19T22:44:01.25 0.3 undecidable manual S 167 75.1692 102 0.4 64
IV.MELA.HHZ. 2023-04-19T22:44:00.91 0.6 undecidable manual S 269 72.372 103 0.77 37
IV.TREM.HHN. 2023-04-19T22:43:57.05 0.6 undecidable manual S 318 60.1953 106 0.08 47
IV.PALZ.HHZ. 2023-04-19T22:43:52.33 0.1 undecidable manual P 182 86.3469 101 -0.54 80
IV.MRVN.HHZ. 2023-04-19T22:43:51.07 0.6 undecidable manual P 167 75.1692 102 -0.09 45
IV.APRC.HHZ. 2023-04-19T22:43:51.17 0.6 undecidable manual S 276 38.1285 116 -0.29 47
IV.MELA.HHZ. 2023-04-19T22:43:50.87 0.1 undecidable manual P 269 72.372 103 0.11 91
OT.OT05.EHZ. 2023-04-19T22:43:50.34 0.3 undecidable manual S 258 33.744 120 -0.09 74
OT.OT03.EHZ. 2023-04-19T22:43:49.19 0.6 undecidable manual S 268 29.1486 124 -0.2 49
IV.TREM.HHN. 2023-04-19T22:43:48.69 0.6 undecidable manual P 318 60.1953 106 -0.24 45
OT.OT07.EHZ. 2023-04-19T22:43:48.71 0.6 undecidable manual S 244 25.8519 128 0.02 50
OT.OT13.EHZ. 2023-04-19T22:43:47.95 0.3 undecidable manual S 40 22.9548 132 -0.14 74
OT.OT14.EHZ. 2023-04-19T22:43:47.82 0.3 undecidable manual S 338 20.868 135 0.13 74
IV.SGRT.HHZ. 2023-04-19T22:43:47.82 0.3 undecidable manual S 280 21.5673 134 -0.01 76
OT.OT12.EHZ. 2023-04-19T22:43:46.15 0.3 undecidable manual S 218 12.6762 150 -0.19 76
OT.OT05.EHZ. 2023-04-19T22:43:45.04 0.3 undecidable manual P 258 33.744 120 -0.11 73
IV.APRC.HHZ. 2023-04-19T22:43:45.62 0.6 positive manual P 276 38.1285 116 -0.13 48
OT.OT04.EHE. 2023-04-19T22:43:45.20 0.3 undecidable manual P 270 34.8429 119 -0.09 73
OT.OT06.EHZ. 2023-04-19T22:43:45.19 0.3 undecidable manual P 263 33.9438 120 0.01 75
OT.OT07.EHZ. 2023-04-19T22:43:44.41 0.6 undecidable manual P 244 25.8519 128 0.26 48
OT.OT03.EHZ. 2023-04-19T22:43:44.53 0.6 undecidable manual P 268 29.1486 124 -0.01 50
OT.OT14.EHZ. 2023-04-19T22:43:43.68 0.1 negative manual P 338 20.868 135 0.11 100
IV.SGRT.HHZ. 2023-04-19T22:43:43.69 0.6 negative manual P 280 21.5673 134 0.04 51
OT.OT13.EHZ. 2023-04-19T22:43:43.99 0.1 positive manual P 40 22.9548 132 0.19 98
OT.OT12.EHZ. 2023-04-19T22:43:42.72 0.3 undecidable manual P 218 12.6762 150 -0.07 77
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
OT.OT12.EHE. ML:1.0 0.000054600000000000006 0.18 AML other m 2023-04-19T22:43:46.34
OT.OT12.EHN. ML:1.2 0.00008145 0.44 AML other m 2023-04-19T22:43:46.43
IV.SGRT.HHN. ML:1.4 0.00010256670000000002 0.1664 AML other m 2023-04-19T22:43:48.02
IV.SGRT.HHE. ML:1.4 0.000106 0.16 AML other m 2023-04-19T22:43:48.03
OT.OT13.EHN. ML:1.8 0.000286 0.34 AML other m 2023-04-19T22:43:48.56
OT.OT13.EHE. ML:1.6 0.000190342 0.1152 AML other m 2023-04-19T22:43:48.78
IV.APRC.HHE. ML:1.4 0.0000857 0.64 AML other m 2023-04-19T22:43:51.98
IV.APRC.HHN. ML:1.5 0.000094720725 0.1792 AML other m 2023-04-19T22:43:52.29
IV.MELA.HHN. ML:0.0 0.000069275405 0.32 AML other m 2023-04-19T22:44:01.35
IV.MELA.HHE. ML:0.0 0.00007675255 0.2432 AML other m 2023-04-19T22:44:01.36
IV.MRVN.HHE. ML:0.0 0.000016323730000000003 0.0768 AML other m 2023-04-19T22:44:02.48
IV.MRVN.HHN. ML:0.0 0.0000137496825 0.0896 AML other m 2023-04-19T22:44:03.09
OT.OT14.EHN. ML:1.5 0.00013808362999999998 0.064 AML other m 2023-04-19T22:43:49.48
OT.OT14.EHE. ML:1.5 0.000148195455 0.2048 AML other m 2023-04-19T22:43:49.22
IV.SGRT.HNE. ML:1.3 0.00009711904999999999 0.2176 AML other m 2023-04-19T22:43:48.02
IV.SGRT.HNN. ML:1.4 0.00010669277500000001 0.1664 AML other m 2023-04-19T22:43:48.02
OT.OT05.EHN. ML:1.0 0.000031595780000000005 0.0768 AML other m 2023-04-19T22:43:53.04
IV.APRC.HNE. ML:1.7 0.0001378292 0.6528 AML other m 2023-04-19T22:43:51.98
IV.MELA.HNN. ML:2.0 0.0001601005 0.9472 AML other m 2023-04-19T22:44:05.04
IV.MELA.HNE. ML:1.6 0.00005981328 0.384 AML other m 2023-04-19T22:44:02.94
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