Earthquake with magnitude of ML 1.1 on date 28-09-2022 and time 05:55:09 (Italy) in region 1 km NE Brancaleone (RC)

A magnitude ML 1.1 earthquake occured in region: 1 km NE Brancaleone (RC), on

  • 28-09-2022 03:55:09 (UTC)
  • 28-09-2022 05:55:09 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.9720, 16.1080 at 10 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
Brancaleone RC 1 3584 3584
Bruzzano Zeffirio RC 5 1111 4695
Staiti RC 7 248 4943
Ferruzzano RC 8 772 5715
Africo RC 9 3075 8790
Samo RC 12 809 9599
Palizzi RC 12 2480 12079
Bianco RC 14 4273 16352
Caraffa del Bianco RC 14 539 16891
Sant'Agata del Bianco RC 14 592 17483
Casignana RC 14 759 18242
Bova RC 16 448 18690
Bova Marina RC 17 4235 22925
San Luca RC 20 3881 26806

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km E of Reggio di Calabria (183035 inhabitants)
54 Km E of Messina (238439 inhabitants)
92 Km E 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
Reviewed
Rev100
ML 1.1 2022-09-28
03:55:09
37.9718 16.1085 11 2022-09-28
03:58:44
Sala Sismica INGV-Roma 110241481
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-28 03:55:09 ± 0.13
Latitude 37.9718 ± 0.0045
Longitude 16.1085 ± 0.0091
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 110241481

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 779
Semi-minor axis of confidence ellipse (meter) 524
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 104
Circular confidence region, given by single value of horizontal uncertainty (meter) 780.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 299
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.08
Epicentral distance of station closest to the epicenter (degree) 0.10972
Epicentral distance of station farthest from the epicenter (degree) 0.33365
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 2
Type of magnitude ML
Reference to an origin 110241481
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-28 03:58:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
TV.GMB1.HHZ. 2022-09-28T03:55:21.03 0.6 undecidable manual S 311 33.744 50 0.13 47
IV.MTTG.HHZ. 2022-09-28T03:55:21.41 0.6 undecidable manual S 276 35.9418 50 -0.07 48
MN.CEL.HHZ. 2022-09-28T03:55:21.66 0.6 undecidable manual S 330 37.0296 50 -0.13 47
MN.CEL.HHZ. 2022-09-28T03:55:16.58 0.3 negative manual P 330 37.0296 50 0.06 71
IV.MTTG.HHZ. 2022-09-28T03:55:16.37 0.6 positive manual P 276 35.9418 50 0.04 48
TV.GMB1.HHZ. 2022-09-28T03:55:15.98 0.3 undecidable manual P 311 33.744 50 -0.02 72
IV.SOI.EHZ. 2022-09-28T03:55:14.92 0.6 undecidable manual S 337 12.1767 131 0.04 50
IV.SOI.EHZ. 2022-09-28T03:55:12.49 0.1 undecidable manual P 337 12.1767 131 -0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SOI.EHE. ML:1.0 0.0001145 0.34 AML other m 2022-09-28T03:55:15.11
IV.SOI.EHN. ML:1.2 0.000193 0.34 AML other m 2022-09-28T03:55:15.04
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