Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.5 on date 16-04-2022 and time 04:26:28 (Italy) in region Adriatico Centrale (MARE)

A magnitude ML 2.5 earthquake occured in region: Adriatico Centrale (MARE), on

  • 16-04-2022 02:26:28 (UTC)
  • 16-04-2022 04:26:28 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.5870, 16.2750 at 10 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

No Italian municipalities within 100 km from the epicenter with at least 50000 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 2.5 2022-04-16
02:26:28		 42.5872 16.2748 10 2022-07-08
12:33:51		 Bollettino Sismico Italiano INGV 104068631
Reviewed
Rev100 		ML 2.4 2022-04-16
02:26:32		 42.4258 16.1758 24 2022-04-16
02:58:49		 Sala Sismica INGV-Roma 103266271
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-04-16 02:26:28 ± 0.24
Latitude 42.5872 ± 0.0117
Longitude 16.2748 ± 0.0220
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 104068631

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1810
Semi-minor axis of confidence ellipse (meter) 1210
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 290
Circular confidence region, given by single value of horizontal uncertainty (meter) 1810.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 141
Number of associated phases, regardless of their use for origin computation 35
Number of defining phases 35
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.60344
Epicentral distance of station farthest from the epicenter (degree) 1.74468
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 23
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 103266271
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-04-16 02:58:49

ML:2.5

Field Value
Value 2.5
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 104068631
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-05-19 07:55:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OT.OT05.EHZ. 2022-04-16T02:27:02.58 0.3 undecidable manual S 208 116.8941 50 -0.1 72
OT.OT06.EHZ. 2022-04-16T02:27:02.17 0.3 undecidable manual S 209 114.5964 50 0.09 73
OT.OT07.EHE. 2022-04-16T02:27:02.61 0.3 undecidable manual S 203 116.4945 50 0.03 73
OT.OT04.EHE. 2022-04-16T02:27:01.44 0.3 undecidable manual S 211 111.8991 50 0.08 73
OT.OT12.EHZ. 2022-04-16T02:27:01.16 0.3 undecidable manual S 196 110.2119 50 0.25 71
IV.PSB1.HNE. 2022-04-16T02:27:00.79 0.3 undecidable manual P 219 193.6617 38 1.11 38
OT.OT03.EHE. 2022-04-16T02:27:00.82 0.6 undecidable manual S 208 109.8123 50 0.01 50
IV.APRC.HHZ. 2022-04-16T02:27:00.87 0.3 undecidable manual S 213 109.9122 50 0.03 74
IV.SGRT.HHZ. 2022-04-16T02:26:58.98 0.3 undecidable manual S 205 102.12 50 0.22 72
IV.MSAG.HHZ. 2022-04-16T02:26:58.41 0.3 undecidable manual S 197 101.6205 50 -0.21 73
IV.AMUR.HHN. 2022-04-16T02:26:58.57 0.6 undecidable manual P 172 188.367 38 -0.46 34
IV.SGTA.HNZ. 2022-04-16T02:26:58.61 0.3 undecidable manual P 205 177.7887 38 0.9 46
IV.BSSO.HHE. 2022-04-16T02:26:57.85 0.6 undecidable manual P 231 180.2862 38 -0.17 38
IV.MOCO.HHZ. 2022-04-16T02:26:56.66 0.3 undecidable manual P 215 163.4142 50 1.12 44
IV.GATE.HHZ. 2022-04-16T02:26:55.98 0.3 undecidable manual P 224 163.8138 50 0.39 59
IV.MRVN.HHZ. 2022-04-16T02:26:55.71 0.3 undecidable manual P 182 169.3971 50 -0.75 51
IV.TREM.HNZ. 2022-04-16T02:26:53.11 0.3 undecidable manual S 231 81.1521 50 -0.04 78
CR.STON.BHZ. 2022-04-16T02:26:53.88 1.0 undecidable manual P 74 120.2907 50 4.99 1
OT.OT14.EHZ. 2022-04-16T02:26:53.56 0.3 undecidable manual S 202 82.3509 50 0.09 77
OT.OT13.EHN. 2022-04-16T02:26:52.93 0.3 undecidable manual S 186 78.7656 50 0.42 73
IV.MELA.HHZ. 2022-04-16T02:26:51.21 0.3 undecidable manual P 224 135.864 50 -0.09 69
OT.OT17.EHN. 2022-04-16T02:26:49.51 0.3 undecidable manual P 217 124.4865 50 -0.03 72
OT.OT05.EHZ. 2022-04-16T02:26:48.04 0.3 undecidable manual P 208 116.8941 50 -0.32 69
OT.OT07.EHE. 2022-04-16T02:26:48.10 0.3 undecidable manual P 203 116.4945 50 -0.2 71
OT.OT04.EHE. 2022-04-16T02:26:47.35 0.1 undecidable manual P 211 111.8991 50 -0.25 94
OT.OT03.EHE. 2022-04-16T02:26:47.03 0.3 undecidable manual P 208 109.8123 50 -0.25 71
OT.OT12.EHZ. 2022-04-16T02:26:47.29 0.3 undecidable manual P 196 110.2119 50 -0.04 74
OT.OT06.EHZ. 2022-04-16T02:26:47.36 0.3 undecidable manual P 209 114.5964 50 -0.65 63
IV.APRC.HHZ. 2022-04-16T02:26:47.13 0.3 undecidable manual P 213 109.9122 50 -0.17 72
IV.SGRT.HHZ. 2022-04-16T02:26:46.05 0.1 undecidable manual P 205 102.12 50 -0.05 100
IV.MSAG.HHZ. 2022-04-16T02:26:46.00 0.3 undecidable manual P 197 101.6205 50 -0.01 76
CR.HVAR.HHE. 2022-04-16T02:26:45.09 0.3 undecidable manual P 12 66.9774 50 4.41 3
OT.OT13.EHN. 2022-04-16T02:26:42.58 0.6 undecidable manual P 186 78.7656 50 0.09 52
IV.TREM.HNZ. 2022-04-16T02:26:42.47 0.3 undecidable manual P 231 81.1521 50 -0.38 73
OT.OT14.EHZ. 2022-04-16T02:26:42.92 0.3 undecidable manual P 202 82.3509 50 -0.12 77
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SGRT.HHE. ML:2.4 0.0002135 0.54 AML other m 2022-04-16T02:27:00.31
IV.MSAG.HHE. ML:2.2 0.00014050000000000003 0.36 AML other m 2022-04-16T02:27:00.08
IV.MSAG.HNE. ML:2.5 0.00032950000000000004 0.34 AML other m 2022-04-16T02:27:00.09
IV.SGRT.HHN. ML:2.5 0.0002895 0.36 AML other m 2022-04-16T02:27:00.00
IV.MSAG.HNN. ML:2.8 0.0006360000000000001 0.68 AML other m 2022-04-16T02:27:00.85
IV.MSAG.HHN. ML:2.4 0.0002635 0.7 AML other m 2022-04-16T02:27:00.85
OT.OT12.EHN. ML:2.5 0.0002695 1.46 AML other m 2022-04-16T02:27:03.00
OT.OT12.EHE. ML:2.5 0.000259 1.36 AML other m 2022-04-16T02:27:03.88
IV.APRC.HHN. ML:3.1 0.001029 0.28 AML other m 2022-04-16T02:27:03.57
IV.APRC.HHE. ML:2.9 0.0007149999999999999 0.42 AML other m 2022-04-16T02:27:03.46
IV.MELA.HHN. ML:2.8 0.000373 0.38 AML other m 2022-04-16T02:27:10.07
IV.MELA.HHE. ML:2.7 0.00029549999999999997 1.06 AML other m 2022-04-16T02:27:13.35
IV.GATE.HHE. ML:2.2 0.00007384999999999999 0.42 AML other m 2022-04-16T02:27:21.54
IV.MOCO.HHN. ML:2.0 0.00004255 1.02 AML other m 2022-04-16T02:27:22.67
IV.MOCO.HHE. ML:2.3 0.0000872 0.42 AML other m 2022-04-16T02:27:24.94
IV.GATE.HHN. ML:2.3 0.0000798 0.5 AML other m 2022-04-16T02:27:27.38
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
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