Earthquake with magnitude of ML 1.9 on date 06-09-2021 and time 00:09:42 (Italy) in region 7 km S Canicattini Bagni (SR)

A magnitude ML 1.9 earthquake occured in region: 7 km S Canicattini Bagni (SR), on

  • 05-09-2021 22:09:42 (UTC)
  • 06-09-2021 00:09:42 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 36.9760, 15.0710 at 26 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
Canicattini Bagni SR 7 7109 7109
Noto SR 9 23913 31022
Avola SR 9 31708 62730
Floridia SR 14 22762 85492
Solarino SR 15 8091 93583
Palazzolo Acreide SR 18 8808 102391
Cassaro SR 18 821 103212
Ferla SR 20 2523 105735
Rosolini SR 20 21427 127162

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km W of Siracusa (122291 inhabitants)
30 Km E of Modica (54633 inhabitants)
31 Km E of Ragusa (73313 inhabitants)
47 Km E of Vittoria (63339 inhabitants)
59 Km S of Catania (314555 inhabitants)
71 Km S of Acireale (52622 inhabitants)
74 Km E of Gela (75827 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 1.9 2021-09-05
22:09:42
36.9758 15.0707 26 2022-03-30
13:04:06
Bollettino Sismico Italiano INGV 95465901
Reviewed
Rev100
ML 1.5 2021-09-05
22:09:42
36.9907 15.0545 25 2021-09-05
22:19:07
Sala Sismica INGV-Roma 95087101
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-09-05 22:09:42 ± 0.16
Latitude 36.9758 ± 0.0054
Longitude 15.0707 ± 0.0068
Depth (km) 26 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 95465901

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 548
Semi-minor axis of confidence ellipse (meter) 469
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 308
Circular confidence region, given by single value of horizontal uncertainty (meter) 550.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 102
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.43887
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 95465901
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-02-23 23:27:49

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 95087101
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-09-05 22:19:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HVIT.HHZ. 2021-09-05T22:09:58.96 0.3 undecidable manual S 272 48.7179 112 0.05 70
IV.HLNI.HHZ. 2021-09-05T22:09:57.34 0.3 undecidable manual S 337 44.9217 114 -0.64 62
IV.HVZN.HHZ. 2021-09-05T22:09:56.98 0.3 undecidable manual S 306 38.628 118 0.5 64
IV.HAGA.HHZ. 2021-09-05T22:09:55.39 0.3 undecidable manual S 12 35.0427 121 -0.25 69
IV.HCRL.HHZ. 2021-09-05T22:09:55.51 0.3 undecidable manual S 354 34.2435 121 0.06 72
IV.HPAC.HHZ. 2021-09-05T22:09:54.98 0.3 undecidable manual Sg 100
IV.ISPIC.EHZ. 2021-09-05T22:09:53.58 0.3 undecidable manual S 214 26.2515 130 -0.14 72
IV.HMDC.HHZ. 2021-09-05T22:09:53.37 0.3 undecidable manual S 266 25.5522 130 -0.2 71
IV.SSY.HHZ. 2021-09-05T22:09:52.71 0.3 undecidable manual S 1 20.1687 138 0.18 72
IV.HSRS.HHZ. 2021-09-05T22:09:52.39 0.3 undecidable manual S 46 18.6702 140 0.12 74
IV.HVIT.HHZ. 2021-09-05T22:09:52.12 0.3 undecidable manual P 272 48.7179 112 0.07 70
IV.HLNI.HHZ. 2021-09-05T22:09:51.16 0.3 undecidable manual P 337 44.9217 114 -0.35 67
IV.HCRL.HHZ. 2021-09-05T22:09:50.10 0.1 positive manual P 354 34.2435 121 0.05 97
IV.HVZN.HHZ. 2021-09-05T22:09:50.72 0.3 undecidable manual P 306 38.628 118 0.08 71
IV.HAVL.HHZ. 2021-09-05T22:09:50.79 0.3 undecidable manual S 112 4.8951 168 0.15 75
IV.HAGA.HHZ. 2021-09-05T22:09:50.03 0.1 undecidable manual P 12 35.0427 121 -0.13 95
IV.HPAC.HHZ. 2021-09-05T22:09:49.95 0.3 undecidable manual P 0.34 73
IV.ISPIC.EHZ. 2021-09-05T22:09:49.10 0.3 undecidable manual P 214 26.2515 130 0.05 74
IV.HMDC.HHZ. 2021-09-05T22:09:48.98 0.3 undecidable manual P 266 25.5522 130 0.01 74
IV.SSY.HHZ. 2021-09-05T22:09:48.51 0.1 positive manual P 1 20.1687 138 0.14 97
IV.HSRS.HHZ. 2021-09-05T22:09:48.26 0.1 undecidable manual P 46 18.6702 140 0.04 100
IV.HAVL.HHZ. 2021-09-05T22:09:47.41 0.3 undecidable manual P 112 4.8951 168 0.13 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.HAVL.HHE. ML:1.6 0.00023349999999999998 0.5 AML other m 2021-09-05T22:09:51.28
IV.HAVL.HHN. ML:1.6 0.0002655 0.52 AML other m 2021-09-05T22:09:51.30
IV.SSY.HHE. ML:2.2 0.0006615 0.1 AML other m 2021-09-05T22:09:52.81
IV.SSY.HHN. ML:2.2 0.0007224999999999999 0.66 AML other m 2021-09-05T22:09:55.49
IV.HCRL.HHE. ML:1.9 0.00026000000000000003 0.16 AML other m 2021-09-05T22:09:55.73
IV.HCRL.HHN. ML:1.7 0.0001595 1.38 AML other m 2021-09-05T22:09:56.07
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