Earthquake with magnitude of ML 0.7 on date 18-09-2021 and time 10:59:42 (Italy) in region 2 km NW Militello Rosmarino (ME)

A magnitude ML 0.7 earthquake occured in region: 2 km NW Militello Rosmarino (ME), on

  • 18-09-2021 08:59:42 (UTC)
  • 18-09-2021 10:59:42 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.0620, 14.6610 at 11 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Militello Rosmarino ME 2 1324 1324
Sant'Agata di Militello ME 3 12624 13948
San Marco d'Alunzio ME 4 1996 15944
Torrenova ME 4 4386 20330
Alcara li Fusi ME 6 1980 22310
Acquedolci ME 6 5744 28054
Capri Leone ME 7 4515 32569
Frazzanò ME 8 711 33280
San Fratello ME 8 3707 36987
Mirto ME 9 974 37961
Longi ME 9 1473 39434
Galati Mamertino ME 10 2627 42061
San Salvatore di Fitalia ME 10 1319 43380
Naso ME 13 3813 47193
Castell'Umberto ME 13 3128 50321
Capo d'Orlando ME 13 13254 63575
Tortorici ME 15 6435 70010
Ficarra ME 16 1469 71479
Sinagra ME 17 2705 74184
Brolo ME 18 5783 79967
Ucria ME 19 1058 81025
Caronia ME 20 3364 84389

Municipalities with at least 50000 inhabitants

An earthquake occurred to
67 Km NW of Acireale (52622 inhabitants)
73 Km NW of Catania (314555 inhabitants)
80 Km W of Messina (238439 inhabitants)
82 Km NE of Caltanissetta (63360 inhabitants)
86 Km W of Reggio di Calabria (183035 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
Reviewed
Rev100
ML 0.7 2021-09-18
08:59:42
38.062 14.6613 11 2021-09-18
09:05:56
Sala Sismica INGV-Roma 95578211
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-09-18 08:59:42 ± 0.04
Latitude 38.0620 ± 0.0045
Longitude 14.6613 ± 0.0046
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 95578211

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 700
Semi-minor axis of confidence ellipse (meter) 593
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 219
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) 160
Number of associated phases, regardless of their use for origin computation 6
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.02
Epicentral distance of station closest to the epicenter (degree) 0.06205
Epicentral distance of station farthest from the epicenter (degree) 0.16817
Number of stations at which the event was observed 3
Number of stations from which data was used for origin computation 3
Magnitude information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.2
Num. used stations 2
Type of magnitude ML
Reference to an origin 95578211
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-09-18 09:05:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MUCR.HHZ. 2021-09-18T08:59:50.40 0.6 undecidable manual S 96 18.6702 50 0.02 49
IV.MCPD.HHZ. 2021-09-18T08:59:47.75 0.1 undecidable manual S 43 8.88 141 0 100
IV.MUCR.HHZ. 2021-09-18T08:59:47.19 0.3 undecidable manual P 96 18.6702 50 -0.02 73
IV.MSFR.HHZ. 2021-09-18T08:59:47.33 0.1 undecidable manual S 243 6.8931 148 -0.01 100
IV.MSFR.HHZ. 2021-09-18T08:59:45.48 0.1 undecidable manual P 243 6.8931 148 0.02 100
IV.MCPD.HHZ. 2021-09-18T08:59:45.69 0.1 undecidable manual P 43 8.88 141 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MSFR.HHN. ML:0.8 0.00009025 0.14 AML other m 2021-09-18T08:59:47.42
IV.MSFR.HHE. ML:0.6 0.0000537 0.66 AML other m 2021-09-18T08:59:47.49
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