Earthquake with magnitude of ML 0.4 on date 20-07-2022 and time 12:30:14 (Italy) in region 1 km E Sant'Alessio in Aspromonte (RC)

A magnitude ML 0.4 earthquake occured in region: 1 km E Sant'Alessio in Aspromonte (RC), on

  • 20-07-2022 10:30:14 (UTC)
  • 20-07-2022 12:30:14 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.1720, 15.7730 at 8 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
Sant'Alessio in Aspromonte RC 1 343 343
Santo Stefano in Aspromonte RC 2 1263 1606
Laganadi RC 3 413 2019
Calanna RC 5 934 2953
San Roberto RC 6 1750 4703
Fiumara RC 8 1018 5721
Cardeto RC 10 1641 7362
Scilla RC 11 4964 12326
Campo Calabro RC 11 4536 16862
Sant'Eufemia d'Aspromonte RC 13 4120 20982
Bagnara Calabra RC 13 10255 31237
Villa San Giovanni RC 13 13784 45021
Reggio di Calabria RC 13 183035 228056
Sinopoli RC 14 2089 230145
Delianuova RC 15 3352 233497
San Procopio RC 16 534 234031
Scido RC 16 931 234962
Bagaladi RC 17 1039 236001
MelicuccĂ  RC 18 930 236931
Roccaforte del Greco RC 18 476 237407
Cosoleto RC 18 859 238266
San Lorenzo RC 19 2640 240906
Messina ME 19 238439 479345
Santa Cristina d'Aspromonte RC 20 929 480274
Motta San Giovanni RC 20 6208 486482
Condofuri RC 20 5113 491595

Municipalities with at least 50000 inhabitants

An earthquake occurred to
13 Km NE of Reggio di Calabria (183035 inhabitants)
19 Km E of Messina (238439 inhabitants)
82 Km NE of Acireale (52622 inhabitants)
96 Km NE of Catania (314555 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 0.4 2022-07-20
10:30:14
38.1717 15.7732 8 2022-07-20
10:35:14
Sala Sismica INGV-Roma 107489031
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-07-20 10:30:14 ± 0.13
Latitude 38.1717 ± 0.0036
Longitude 15.7732 ± 0.0080
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 107489031

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 503
Semi-minor axis of confidence ellipse (meter) 464
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 296
Circular confidence region, given by single value of horizontal uncertainty (meter) 500.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 113
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.03507
Epicentral distance of station farthest from the epicenter (degree) 0.24192
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.4

Field Value
Value 0.4
Uncertainty 0.3
Num. used stations 4
Type of magnitude ML
Reference to an origin 107489031
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-07-20 10:35:14
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IY.CNDF.HHE.00 2022-07-20T10:30:22.08 0.3 undecidable manual S 159 20.0688 111 -0.18 71
MN.CEL.HHZ. 2022-07-20T10:30:20.45 0.3 undecidable manual S 47 14.3745 118 -0.01 74
IV.SOI.EHZ. 2022-07-20T10:30:20.24 0.6 positive manual P 114 26.8509 106 -0.15 47
IV.MSRU.HHZ. 2022-07-20T10:30:19.84 0.6 positive manual P 294 25.2525 107 -0.23 46
IY.CNDF.HHE.00 2022-07-20T10:30:19.21 0.1 undecidable manual P 159 20.0688 111 0.11 96
IV.MTTG.HHZ. 2022-07-20T10:30:19.25 0.6 negative manual P 199 19.7691 111 0.21 47
MN.CEL.HHZ. 2022-07-20T10:30:18.17 1.0 undecidable manual P 47 14.3745 118 0.11 24
TV.GMB1.HHZ. 2022-07-20T10:30:17.76 0.1 undecidable manual S 89 3.8961 153 -0.03 100
TV.GMB1.HHZ. 2022-07-20T10:30:16.63 0.1 positive manual P 89 3.8961 153 0.11 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.CEL.HHE. ML:0.2 0.000017078039999999998 0.1792 AML other m 2022-07-20T10:30:20.74
MN.CEL.HHN. ML:0.3 0.000017728175 0.16 AML other m 2022-07-20T10:30:20.62
MN.CEL.HNE. ML:0.8 0.000059129485 0.6016 AML other m 2022-07-20T10:30:20.56
MN.CEL.HNN. ML:0.6 0.000039263495 0.5568 AML other m 2022-07-20T10:30:21.25
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