Earthquake with magnitude of ML 1.8 on date 27-05-2021 and time 09:55:02 (Italy) in region Tirreno Meridionale (MARE)

A magnitude ML 1.8 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 27-05-2021 07:55:02 (UTC)
  • 27-05-2021 09:55:02 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.6180, 15.6050 at 8 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
47 Km N of Messina (238439 inhabitants)
57 Km N of Reggio di Calabria (183035 inhabitants)
74 Km SW of Lamezia Terme (70714 inhabitants)
92 Km W of Catanzaro (90612 inhabitants)
94 Km SW of Cosenza (67546 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 1.8 2021-05-27
07:55:02
38.6185 15.6047 8 2021-12-29
11:12:04
Bollettino Sismico Italiano INGV 91268551
Reviewed
Rev100
ML 1.9 2021-05-27
07:55:02
38.6068 15.5943 6 2021-05-27
08:06:25
Sala Sismica INGV-Roma 90528181
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-05-27 07:55:02 ± 0.14
Latitude 38.6185 ± 0.0054
Longitude 15.6047 ± 0.0058
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 91268551

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 586
Semi-minor axis of confidence ellipse (meter) 367
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 160
Circular confidence region, given by single value of horizontal uncertainty (meter) 590.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 75
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 30
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.21943
Epicentral distance of station farthest from the epicenter (degree) 1.05760
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 18
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 26
Type of magnitude ML
Reference to an origin 90528181
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-05-27 08:06:25

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 31
Type of magnitude ML
Reference to an origin 91268551
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-06-14 11:45:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SERS.HNN. 2021-05-27T07:55:32.71 0.6 undecidable manual S 63 104.5176 50 -0.3 41
IV.PLAC.HHZ. 2021-05-27T07:55:25.92 0.6 undecidable manual S 104 74.7696 50 0.85 36
IV.SOI.EHZ. 2021-05-27T07:55:23.99 0.6 undecidable manual S 147 72.0723 50 -0.36 43
MN.TIP.HHN. 2021-05-27T07:55:21.79 0.6 undecidable manual P 58 117.3936 50 -0.13 42
IV.IVPL.HHZ. 2021-05-27T07:55:21.14 0.6 undecidable manual S 244 60.495 50 -0.13 47
IV.MPNC.HHZ. 2021-05-27T07:55:20.41 0.6 undecidable manual S 203 56.7987 50 0.14 47
IV.IVUG.HHZ. 2021-05-27T07:55:20.44 0.6 undecidable manual S 246 59.0964 50 -0.46 44
IV.SERS.HNN. 2021-05-27T07:55:20.26 0.6 undecidable manual P 63 104.5176 50 0.33 41
IV.MILZ.HHZ. 2021-05-27T07:55:19.00 0.6 undecidable manual S 220 50.3163 50 0.44 44
IV.CET2.HHZ. 2021-05-27T07:55:19.09 0.6 undecidable manual P 17 105.4167 50 -0.97 32
IV.SELL.HHZ. 2021-05-27T07:55:18.93 0.6 undecidable manual P 65 97.2249 50 0.12 43
MN.CEL.HHZ. 2021-05-27T07:55:17.17 0.6 undecidable manual S 148 47.0196 50 -0.5 44
IV.MUCR.HHE. 2021-05-27T07:55:17.89 0.6 undecidable manual P 225 90.1431 50 0.18 44
IV.MSRU.HHZ. 2021-05-27T07:55:16.03 0.6 undecidable manual S 192 40.2264 50 0.18 48
IV.SOI.EHZ. 2021-05-27T07:55:15.19 0.6 undecidable manual P 147 72.0723 50 0.27 44
IV.IST3.HHZ. 2021-05-27T07:55:15.53 0.6 undecidable manual S 302 38.1285 50 0.24 47
IV.PLAC.HHZ. 2021-05-27T07:55:15.68 0.6 undecidable manual P 104 74.7696 50 0.34 43
IV.MTTG.HHZ. 2021-05-27T07:55:15.12 0.6 undecidable manual P 173 68.7756 50 0.7 39
IV.SICLA.EHZ. 2021-05-27T07:55:15.87 0.6 undecidable manual S 167 41.3253 50 -0.27 47
IV.AIO.HHE. 2021-05-27T07:55:15.76 0.6 undecidable manual P 204 78.7656 50 -0.2 44
IV.IVPL.HHZ. 2021-05-27T07:55:13.61 0.6 undecidable manual P 244 60.495 50 0.46 43
IV.MPNC.HHZ. 2021-05-27T07:55:12.50 0.6 undecidable manual P 203 56.7987 50 -0.07 47
IV.IVUG.HHZ. 2021-05-27T07:55:12.91 0.6 undecidable manual P 246 59.0964 50 -0.02 48
IV.MILZ.HHZ. 2021-05-27T07:55:11.16 0.3 undecidable manual P 220 50.3163 50 -0.42 67
IV.JOPP.HHZ. 2021-05-27T07:55:10.83 0.3 undecidable manual S 93 24.3534 109 -0.16 74
IV.SICLA.EHZ. 2021-05-27T07:55:10.39 0.6 undecidable manual P 167 41.3253 50 0.2 47
MN.CEL.HHZ. 2021-05-27T07:55:10.96 0.6 undecidable manual P 148 47.0196 50 -0.11 48
IV.MSRU.HHZ. 2021-05-27T07:55:09.83 0.1 positive manual P 192 40.2264 50 -0.19 95
IV.IST3.HHZ. 2021-05-27T07:55:09.75 0.3 undecidable manual P 302 38.1285 50 0.06 74
IV.JOPP.HHZ. 2021-05-27T07:55:07.31 0.1 positive manual P 93 24.3534 109 0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.JOPP.HHE. ML:1.6 0.00025853395 0.16 AML other m 2021-05-27T07:55:11.24
IV.JOPP.HHN. ML:1.7 0.000331 0.58 AML other m 2021-05-27T07:55:11.23
IV.IST3.HHE. ML:2.6 0.0013826605000000001 0.1216 AML other m 2021-05-27T07:55:18.09
IV.IST3.HNE. ML:2.5 0.00113748845 0.1792 AML other m 2021-05-27T07:55:16.08
IV.MSRU.HHE. ML:2.0 0.000316 0.36 AML other m 2021-05-27T07:55:17.71
IV.IST3.HHN. ML:2.6 0.001685 0.16 AML other m 2021-05-27T07:55:17.70
IV.IST3.HNN. ML:2.6 0.00138 0.16 AML other m 2021-05-27T07:55:17.71
IV.MSRU.HHN. ML:1.9 0.0002606347 0.32 AML other m 2021-05-27T07:55:18.35
IV.SICLA.EHN. ML:1.7 0.00016343605 0.2944 AML other m 2021-05-27T07:55:18.90
MN.CEL.HHN. ML:1.7 0.00014050000000000003 0.24 AML other m 2021-05-27T07:55:19.78
IV.MILZ.HHN. ML:2.1 0.0003187714 0.256 AML other m 2021-05-27T07:55:20.16
IV.MILZ.HHE. ML:2.6 0.00094825695 0.64 AML other m 2021-05-27T07:55:19.96
MN.CEL.HHE. ML:1.6 0.00010105 0.24 AML other m 2021-05-27T07:55:21.34
IV.SICLA.EHE. ML:1.6 0.0001455 0.44 AML other m 2021-05-27T07:55:21.52
IV.MPNC.HHN. ML:1.9 0.00018125170000000003 0.4608 AML other m 2021-05-27T07:55:22.67
IV.IVPL.HHE. ML:2.2 0.000303 1.64 AML other m 2021-05-27T07:55:22.89
IV.MPNC.HHE. ML:1.9 0.00016623995 0.32 AML other m 2021-05-27T07:55:22.35
IV.IVPL.HHN. ML:2.2 0.0002915 0.22 AML other m 2021-05-27T07:55:24.94
IV.SOI.EHE. ML:1.4 0.000040297975 0.2816 AML other m 2021-05-27T07:55:26.04
IV.MTTG.HHN. ML:1.9 0.000123 0.4 AML other m 2021-05-27T07:55:26.46
IV.MTTG.HHE. ML:1.8 0.00010395 0.54 AML other m 2021-05-27T07:55:26.58
IV.SOI.EHN. ML:1.5 0.000050799999999999995 0.36 AML other m 2021-05-27T07:55:27.58
IV.PLAC.HHN. ML:1.6 0.00005806822 0.3968 AML other m 2021-05-27T07:55:29.28
IV.PLAC.HHE. ML:1.6 0.000056911280000000004 0.384 AML other m 2021-05-27T07:55:28.97
MN.CEL.HNN. ML:1.7 0.000141369 0.2624 AML other m 2021-05-27T07:55:19.80
MN.CEL.HNE. ML:1.6 0.000112035745 0.256 AML other m 2021-05-27T07:55:21.35
IV.MCPD.HHN. ML:1.6 0.000037811575 0.4032 AML other m 2021-05-27T07:55:33.56
IV.MCPD.HHE. ML:1.4 0.00002893793 0.3392 AML other m 2021-05-27T07:55:32.54
IV.GIB.HHN. ML:2.0 0.000049348005 0.1152 AML other m 2021-05-27T07:55:34.89
IV.GIB.HHE. ML:2.1 0.00006546234 0.16 AML other m 2021-05-27T07:55:35.01
IV.PZUN.HHN. ML:3.2 0.00039036729999999996 0.0768 AML other m 2021-05-27T07:55:42.07
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