Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 18-04-2022 and time 16:13:47 (Italy) in region 9 km N Monte Sant'Angelo (FG)

A magnitude ML 1.7 earthquake occured in region: 9 km N Monte Sant'Angelo (FG), on

  • 18-04-2022 14:13:47 (UTC)
  • 18-04-2022 16:13:47 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.7840, 15.9680 at 20 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
Monte Sant'Angelo FG 9 12657 12657
Mattinata FG 11 6310 18967
Carpino FG 12 4182 23149
Vico del Gargano FG 13 7766 30915
Ischitella FG 15 4432 35347
Cagnano Varano FG 17 7330 42677
Manfredonia FG 18 57279 99956
Rodi Garganico FG 18 3693 103649
Peschici FG 19 4521 108170

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km N of Manfredonia (57279 inhabitants)
50 Km E of San Severo (53905 inhabitants)
50 Km NE of Foggia (151991 inhabitants)
58 Km NW of Barletta (94814 inhabitants)
58 Km N of Cerignola (58396 inhabitants)
68 Km NW of Andria (100440 inhabitants)
68 Km NW of Trani (56217 inhabitants)
75 Km NW of Bisceglie (55422 inhabitants)
83 Km NW of Molfetta (59874 inhabitants)
96 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 1.7 2022-04-18
14:13:47		 41.7838 15.968 20 2022-07-08
12:33:58		 Bollettino Sismico Italiano INGV 104856371
Reviewed
Rev100 		ML 1.7 2022-04-18
14:13:47		 41.7838 15.9433 21 2022-04-18
14:42:51		 Sala Sismica INGV-Roma 103439561
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-04-18 14:13:47 ± 0.2
Latitude 41.7838 ± 0.0072
Longitude 15.9680 ± 0.0084
Depth (km) 20 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 104856371

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 816
Semi-minor axis of confidence ellipse (meter) 377
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 2
Circular confidence region, given by single value of horizontal uncertainty (meter) 820.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 138
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.31746
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 4
Type of magnitude ML
Reference to an origin 104856371
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-05-19 09:22:22

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 4
Type of magnitude ML
Reference to an origin 103439561
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-04-18 14:42:51
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OX.DRE.HHZ. 2022-04-18T14:15:45.62 3.0 undecidable manual Sn -6.08 0
IV.LMD.HHZ. 2022-04-18T14:15:43.71 3.0 undecidable manual Sg 12.25 0
IV.MGAB.HHZ. 2022-04-18T14:15:21.67 3.0 undecidable manual Sg 10.06 0
ST.CARE.EHZ. 2022-04-18T14:15:21.25 3.0 undecidable manual Pn 6.23 0
IV.CAR1.HNZ. 2022-04-18T14:15:03.01 3.0 undecidable manual Sg 5.09 0
IV.CSNT.HHZ. 2022-04-18T14:14:59.52 3.0 undecidable manual Pg 14.18 0
IV.SNTG.HHZ. 2022-04-18T14:14:59.52 3.0 undecidable manual Sn -2.55 0
IV.SPS2.HHZ. 2022-04-18T14:14:56.16 3.0 undecidable manual Sn -1.09 0
IV.CORL.HHZ. 2022-04-18T14:14:55.59 3.0 undecidable manual Pn 3.06 0
IV.IMOL.HNZ. 2022-04-18T14:14:45.79 3.0 positive manual Pn -2.14 0
IV.NARO.HHZ. 2022-04-18T14:14:36.80 3.0 undecidable manual Pn 1.7 0
IV.CDRU.HHZ. 2022-04-18T14:14:32.09 3.0 undecidable manual Sn 2.27 0
IV.NOCI.HHZ. 2022-04-18T14:14:28.85 3.0 undecidable manual Sg 0.99 0
IV.RM33.EHZ. 2022-04-18T14:14:24.52 3.0 undecidable manual Pn 2.17 0
IX.SCL3.EHZ.02 2022-04-18T14:14:23.70 3.0 undecidable manual S -0.12 0
IV.SMA1.EHZ. 2022-04-18T14:14:21.96 3.0 undecidable manual Pn 0.15 0
IV.POFI.HHZ. 2022-04-18T14:14:21.24 3.0 undecidable manual Pg 5.63 0
IV.MRVN.HHZ. 2022-04-18T14:14:12.19 3.0 undecidable manual S -1.27 0
IV.APRC.HHZ. 2022-04-18T14:13:59.45 0.3 undecidable manual S 265 35.2425 111 -0.24 68
OT.OT04.EHE. 2022-04-18T14:13:58.89 0.6 undecidable manual S 258 32.8449 112 -0.19 46
OT.OT05.EHZ. 2022-04-18T14:13:58.89 0.3 undecidable manual S 246 33.2445 112 -0.3 68
OT.OT03.EHE. 2022-04-18T14:13:57.73 0.6 undecidable manual S 253 27.5502 117 -0.06 48
IV.SGRT.HHN. 2022-04-18T14:13:55.98 0.6 undecidable manual S 260 18.87 130 0.13 49
OT.OT14.EHZ. 2022-04-18T14:13:55.04 0.3 undecidable manual S 338 13.4754 141 0.19 72
OT.OT13.EHN. 2022-04-18T14:13:55.94 0.6 undecidable manual S 58 20.5683 127 -0.26 48
OT.OT12.EHZ. 2022-04-18T14:13:55.50 0.6 undecidable manual S 196 17.5713 132 -0.1 49
IV.MSAG.HHZ. 2022-04-18T14:13:54.59 0.6 undecidable manual S 211 9.2796 151 0.37 46
OT.OT04.EHE. 2022-04-18T14:13:54.75 0.1 undecidable manual P 258 32.8449 112 0.62 84
OT.OT05.EHZ. 2022-04-18T14:13:54.17 0.3 undecidable manual P 246 33.2445 112 -0.02 72
IV.APRC.HHZ. 2022-04-18T14:13:54.34 0.3 undecidable manual P 265 35.2425 111 -0.14 70
OT.OT03.EHE. 2022-04-18T14:13:53.35 0.3 undecidable manual P 253 27.5502 117 -0.03 72
OT.OT13.EHN. 2022-04-18T14:13:52.13 0.3 undecidable manual P 58 20.5683 127 -0.34 70
OT.OT12.EHZ. 2022-04-18T14:13:52.03 0.3 undecidable manual P 196 17.5713 132 -0.09 74
IV.SGRT.HHN. 2022-04-18T14:13:52.27 0.3 undecidable manual P 260 18.87 130 0 74
IV.MSAG.HHZ. 2022-04-18T14:13:51.49 0.1 undecidable manual P 211 9.2796 151 0.16 97
OT.OT14.EHZ. 2022-04-18T14:13:51.68 0.1 undecidable manual P 338 13.4754 141 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MSAG.HNE. ML:1.8 0.0004235 1.32 AML other m 2022-04-18T14:13:55.14
IV.MSAG.HHE. ML:1.3 0.00016749999999999998 1.3 AML other m 2022-04-18T14:13:55.14
IV.MSAG.HHN. ML:1.6 0.000311 0.26 AML other m 2022-04-18T14:13:55.61
IV.MSAG.HNN. ML:2.0 0.0007315 0.28 AML other m 2022-04-18T14:13:55.61
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