Earthquake with magnitude of ML 1.7 on date 28-04-2020 and time 17:25:26 (Italy) in region Tirreno Meridionale (MARE)

A magnitude ML 1.7 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 28-04-2020 15:25:26 (UTC)
  • 28-04-2020 17:25:26 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.0840, 15.5300 at 78 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
67 Km W of Cosenza (67546 inhabitants)
69 Km W of Lamezia Terme (70714 inhabitants)
94 Km W of Catanzaro (90612 inhabitants)
99 Km N of Messina (238439 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 2020-04-28
15:25:26
39.0845 15.53 78 2020-07-18
21:08:39
Bollettino Sismico Italiano INGV 79930061
Reviewed
Rev100
ML 1.7 2020-04-28
15:25:26
39.1063 15.5108 79 2020-04-28
15:31:39
Sala Sismica INGV-Roma 78647931
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-28 15:25:26 ± 0.31
Latitude 39.0845 ± 0.0126
Longitude 15.5300 ± 0.0278
Depth (km) 78 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 79930061

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2046
Semi-minor axis of confidence ellipse (meter) 1475
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 297
Circular confidence region, given by single value of horizontal uncertainty (meter) 2050.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 170
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.53690
Epicentral distance of station farthest from the epicenter (degree) 1.09088
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 79930061
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-06-05 14:49:52

ML:1.7

Field Value
Value 1.7
Uncertainty 0.1
Num. used stations 8
Type of magnitude ML
Reference to an origin 78647931
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-28 15:31:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GMB.BHE. 2020-04-28T15:25:58.95 0.6 undecidable manual S 166 104.9172 119 0.37 44
IV.PLAC.HHE. 2020-04-28T15:25:58.28 0.6 undecidable manual S 132 105.5166 119 -0.41 44
IV.SERS.HHZ. 2020-04-28T15:25:57.70 0.6 undecidable manual S 93 99.9222 121 0.05 48
IV.CELI.HHZ. 2020-04-28T15:25:56.64 0.6 undecidable manual S 67 91.242 124 0.58 43
IV.TDS.HHZ. 2020-04-28T15:25:56.54 0.6 undecidable manual S 47 94.239 123 -0.06 48
IV.MSRU.HHE. 2020-04-28T15:25:55.13 0.6 undecidable manual S 181 91.0422 124 -0.9 38
IV.GRIS.HNE. 2020-04-28T15:25:53.97 0.6 undecidable manual S 21 77.8665 129 0.23 49
IV.JOPP.HHZ. 2020-04-28T15:25:52.08 0.6 undecidable manual S 150 61.2942 137 0.97 38
IV.CET2.HHZ. 2020-04-28T15:25:51.48 0.6 undecidable manual S 36 61.2942 137 0.37 49
IV.CAR1.HHZ. 2020-04-28T15:25:50.70 0.6 undecidable manual S 72 61.494 136 -0.45 48
XK.GIZZ.HHZ. 2020-04-28T15:25:48.87 0.6 undecidable manual S 101 59.5959 137 -1.98 21
IV.SOI.EHN. 2020-04-28T15:25:48.85 1.0 undecidable manual P 158 121.0899 115 2.13 8
IV.PLAC.HHE. 2020-04-28T15:25:45.90 1.0 undecidable manual P 132 105.5166 119 0.9 18
IV.SERS.HHZ. 2020-04-28T15:25:45.27 0.3 negative manual P 93 99.9222 121 0.87 57
IV.IVPL.HNE. 2020-04-28T15:25:44.19 0.1 undecidable manual P 211 91.8414 124 0.64 84
IV.MSRU.HHE. 2020-04-28T15:25:43.84 1.0 undecidable manual P 181 91.0422 124 0.38 23
IV.GMB.BHE. 2020-04-28T15:25:43.59 0.6 undecidable manual P 166 104.9172 119 -1.34 30
IV.MILZ.HHN. 2020-04-28T15:25:43.46 0.1 undecidable manual P 196 93.8394 123 -0.29 92
IV.TDS.HHZ. 2020-04-28T15:25:43.36 0.1 undecidable manual P 47 94.239 123 -0.43 89
IV.CELI.HHZ. 2020-04-28T15:25:43.42 1.0 undecidable manual P 67 91.242 124 -0.06 24
MN.CEL.HNZ. 2020-04-28T15:25:43.85 0.1 undecidable manual P 161 96.7254 122 -0.2 94
IV.GRIS.HNE. 2020-04-28T15:25:42.11 0.1 undecidable manual P 21 77.8665 129 -0.03 100
IV.GRI.EHN. 2020-04-28T15:25:42.19 0.6 undecidable manual P 110 82.1511 127 -0.37 47
IV.JOPP.HHZ. 2020-04-28T15:25:41.00 0.1 positive manual P 150 61.2942 137 0.38 97
IV.CET2.HHZ. 2020-04-28T15:25:40.77 0.6 undecidable manual P 36 61.2942 137 0.15 51
IV.CAR1.HHZ. 2020-04-28T15:25:40.15 0.3 positive manual P 72 61.494 136 -0.49 70
XK.GIZZ.HHZ. 2020-04-28T15:25:40.41 0.6 positive manual P 101 59.5959 137 -0.06 52
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CAR1.HHN. ML:0.0 0.000037599074999999995 0.256 AML other m 2020-04-28T15:25:51.87
IV.CAR1.HHE. ML:0.0 0.000045143975000000005 0.1408 AML other m 2020-04-28T15:25:52.77
IV.CAR1.HNE. ML:2.1 0.0001214201 1.3824 AML other m 2020-04-28T15:25:52.72
IV.CAR1.HNN. ML:2.3 0.00018548295 1.4464 AML other m 2020-04-28T15:25:53.19
IV.CET2.HHE. ML:1.6 0.000038089155 0.4224 AML other m 2020-04-28T15:25:54.76
IV.CET2.HHN. ML:1.7 0.000054674639999999996 0.4864 AML other m 2020-04-28T15:25:52.38
IV.JOPP.HHN. ML:1.9 0.00008387101 0.1408 AML other m 2020-04-28T15:25:52.37
IV.JOPP.HHE. ML:1.5 0.000036720345000000005 0.512 AML other m 2020-04-28T15:25:52.61
IV.CELI.HHE. ML:1.3 0.000012707675 0.4736 AML other m 2020-04-28T15:26:01.76
IV.CELI.HNN. ML:2.3 0.00015403755000000001 2.8416 AML other m 2020-04-28T15:25:57.06
IV.CELI.HNE. ML:2.2 0.0001083289 1.4336 AML other m 2020-04-28T15:25:59.53
IV.CELI.HHN. ML:1.3 0.00001423404 1.4592 AML other m 2020-04-28T15:25:58.44
IV.SERS.HHN. ML:1.5 0.000018646735 0.3584 AML other m 2020-04-28T15:25:57.98
IV.SERS.HNE. ML:2.0 0.00006914930999999999 4.1088 AML other m 2020-04-28T15:25:59.46
IV.SERS.HNN. ML:1.8 0.00003942864 4.4032 AML other m 2020-04-28T15:26:06.48
IV.SERS.HHE. ML:1.3 0.000013456285000000001 1.2288 AML other m 2020-04-28T15:26:02.25
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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