Earthquake with magnitude of ML 2.0 on date 18-04-2021 and time 13:38:46 (UTC) in region Isole Eolie (Messina)

A magnitude ML 2.0 earthquake occured in region: Isole Eolie (Messina), on

  • 18-04-2021 13:38:46 (UTC)
  • 18-04-2021 15:38:46 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.4170, 15.1140 at 195 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
Lipari ME 15 12753 12753

Municipalities with at least 50000 inhabitants

An earthquake occurred to
46 Km NW of Messina (238439 inhabitants)
58 Km NW of Reggio di Calabria (183035 inhabitants)
90 Km N of Acireale (52622 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 2.0 2021-04-18
13:38:46
38.417 15.1145 195 2021-07-12
16:55:11
Bollettino Sismico Italiano INGV 90233721
Reviewed
Rev100
Md 2.5
ML 2.1
2021-04-18
13:38:45
38.9143 14.8648 182 2021-04-18
13:51:28
Sala Sismica INGV-Roma 89211341
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-04-18 13:38:46 ± 0.44
Latitude 38.4170 ± 0.0468
Longitude 15.1145 ± 0.0494
Depth (km) 195 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 90233721

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 6142
Semi-minor axis of confidence ellipse (meter) 958
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 142
Circular confidence region, given by single value of horizontal uncertainty (meter) 6140.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 115
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.39
Epicentral distance of station closest to the epicenter (degree) 0.11331
Epicentral distance of station farthest from the epicenter (degree) 1.90566
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:2.0

Field Value
Value 2.0
Uncertainty 0.1
Num. used stations 8
Type of magnitude ML
Reference to an origin 90233721
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-06-28 14:21:28

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 89211341
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-04-18 13:51:28

Md:2.5

Field Value
Value 2.5
Uncertainty 0.1
Num. used stations 3
Type of magnitude Md
Reference to an origin 89211341
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-04-18 13:51:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
MN.TIP.HHN. 2021-04-18T13:39:45.32 0.6 undecidable manual S 59 165.4122 138 0.1 38
IV.SERS.HNN. 2021-04-18T13:39:43.72 0.6 undecidable manual S 63 152.5362 140 0.32 39
IV.PLAC.HHZ. 2021-04-18T13:39:38.69 0.6 undecidable manual S 88 115.0959 148 0.05 44
MN.CEL.HHZ. 2021-04-18T13:39:35.00 0.6 undecidable manual S 104 69.9744 159 0.7 40
IV.JOPP.HNN. 2021-04-18T13:39:34.21 0.3 undecidable manual S 72 70.1742 159 -0.1 74
IV.AIO.HHE. 2021-04-18T13:39:33.93 0.6 undecidable manual S 168 50.5161 165 0.93 39
IV.MSRU.HHZ. 2021-04-18T13:39:31.23 0.3 undecidable manual S 116 38.2284 168 -1.15 55
IV.CMPR.HHZ. 2021-04-18T13:39:24.59 0.6 undecidable manual P 4 211.5327 130 -0.02 30
MN.TIP.HHN. 2021-04-18T13:39:20.72 0.3 undecidable manual P 59 165.4122 138 0.24 57
IV.SERS.HNN. 2021-04-18T13:39:19.60 0.3 undecidable manual P 63 152.5362 140 0.17 61
IV.SELL.HHZ. 2021-04-18T13:39:19.30 0.3 undecidable manual P 64 145.2435 141 0.44 59
IV.PLAC.HHZ. 2021-04-18T13:39:16.59 0.1 undecidable manual P 88 115.0959 148 -0.09 90
IV.EPIT.HHZ. 2021-04-18T13:39:15.05 0.3 undecidable manual P 184 67.377 160 0.99 56
IV.SOI.EHZ. 2021-04-18T13:39:14.94 0.1 undecidable manual P 115 90.3429 154 -0.24 92
IV.MTTG.HHE. 2021-04-18T13:39:13.95 0.3 undecidable manual P 132 68.6757 160 -0.17 73
IV.AIO.HHE. 2021-04-18T13:39:13.26 0.1 undecidable manual P 168 50.5161 165 -0.17 100
IV.IVPL.HNE. 2021-04-18T13:39:13.28 0.3 undecidable manual P 249 12.5763 176 0.64 72
MN.CEL.HHZ. 2021-04-18T13:39:13.92 0.3 undecidable manual P 104 69.9744 159 -0.25 71
IV.JOPP.HNN. 2021-04-18T13:39:13.91 0.3 undecidable manual P 72 70.1742 159 -0.27 71
IV.MSRU.HHZ. 2021-04-18T13:39:12.24 0.3 undecidable manual P 116 38.2284 168 -0.83 62
IV.MPNC.HHN. 2021-04-18T13:39:12.82 0.3 undecidable manual P 145 36.4413 169 -0.21 76
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MSRU.HHE. ML:2.3 0.000054553945 1.3568 AML other m 2021-04-18T13:39:32.03
IV.MSRU.HHN. ML:2.2 0.00004335242 1.6192 AML other m 2021-04-18T13:39:32.02
IV.SOI.EHN. ML:2.1 0.000031512735 1.4208 AML other m 2021-04-18T13:39:35.03
MN.CEL.HHE. ML:1.9 0.000022325085000000003 1.1776 AML other m 2021-04-18T13:39:35.08
MN.CEL.HHN. ML:2.0 0.000030455985 1.2608 AML other m 2021-04-18T13:39:35.01
IV.SOI.EHE. ML:2.0 0.000023707685 0.9984 AML other m 2021-04-18T13:39:36.37
IV.PLAC.HHN. ML:1.9 0.0000186482 4.7552 AML other m 2021-04-18T13:39:40.05
IV.PLAC.HHE. ML:1.9 0.000020927710000000004 3.1616 AML other m 2021-04-18T13:39:39.54
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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