Earthquake with magnitude of ML 1.1 on date 17-09-2022 and time 00:51:34 (Italy) in region 6 km N Sortino (SR)

A magnitude ML 1.1 earthquake occured in region: 6 km N Sortino (SR), on

  • 16-09-2022 22:51:34 (UTC)
  • 17-09-2022 00:51:34 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.2150, 15.0160 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
Sortino SR 6 8690 8690
Carlentini SR 7 17798 26488
Lentini SR 8 24085 50573
Melilli SR 11 13621 64194
Francofonte SR 12 12800 76994
Ferla SR 13 2523 79517
Cassaro SR 14 821 80338
Solarino SR 16 8091 88429
Priolo Gargallo SR 17 12091 100520
Buccheri SR 18 1999 102519
Scordia CT 18 17095 119614
Augusta SR 18 36305 155919
Buscemi SR 18 1051 156970
Floridia SR 19 22762 179732
Palazzolo Acreide SR 20 8808 188540

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km NW of Siracusa (122291 inhabitants)
33 Km S of Catania (314555 inhabitants)
41 Km NE of Ragusa (73313 inhabitants)
46 Km NE of Modica (54633 inhabitants)
46 Km S of Acireale (52622 inhabitants)
52 Km NE of Vittoria (63339 inhabitants)
70 Km E of Gela (75827 inhabitants)
90 Km E of Caltanissetta (63360 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 1.1 2022-09-16
22:51:34
37.2153 15.0158 26 2024-03-01
15:27:54
Bollettino Sismico Italiano INGV 110048021
Reviewed
Rev100
ML 1.0 2022-09-16
22:51:34
37.2103 15.0042 24 2022-09-16
23:02:16
Sala Sismica INGV-Roma 109799591
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-16 22:51:34 ± 0.13
Latitude 37.2153 ± 0.0036
Longitude 15.0158 ± 0.0045
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 110048021

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 446
Semi-minor axis of confidence ellipse (meter) 296
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 36
Circular confidence region, given by single value of horizontal uncertainty (meter) 450.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 67
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.31656
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 110048021
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-04-06 17:45:37

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 109799591
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-16 23:02:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GIB.HHZ. 2022-09-16T22:52:13.00 3.0 undecidable manual Sg 5.94 0
IV.HMDC.HHE. 2022-09-16T22:51:46.89 0.6 undecidable manual S 216 35.1426 120 -0.04 48
1J.FX01.HHZ. 2022-09-16T22:51:45.93 0.6 undecidable manual S 125 30.2475 124 0.09 48
IV.HAVL.HHE. 2022-09-16T22:51:45.49 0.6 undecidable manual S 162 29.8479 125 -0.25 47
IV.HLNI.HHZ. 2022-09-16T22:51:43.41 0.6 undecidable manual S 319 19.4694 138 -0.25 47
IV.SSY.HHZ. 2022-09-16T22:51:42.03 0.6 undecidable manual S 141 8.1807 160 -0.06 50
1J.FX14.HHZ.00 2022-09-16T22:51:42.27 3.0 positive manual P 0 0
IV.HCRL.HHZ. 2022-09-16T22:51:42.15 0.3 undecidable manual S 11 7.6812 161 0.1 74
IV.HAGA.HHZ. 2022-09-16T22:51:42.70 0.3 undecidable manual S 58 14.4744 147 -0.15 73
IV.HMDC.HHE. 2022-09-16T22:51:41.40 0.3 undecidable manual P 216 35.1426 120 -0.08 72
IV.HAVL.HHE. 2022-09-16T22:51:40.78 0.3 undecidable manual P 162 29.8479 125 -0.01 73
1J.FX01.HHZ. 2022-09-16T22:51:40.92 0.3 undecidable manual P 125 30.2475 124 0.08 72
IV.HVZN.HHE. 2022-09-16T22:51:40.67 0.3 undecidable manual P 261 26.8509 128 0.26 70
IV.HLNI.HHZ. 2022-09-16T22:51:39.52 0.1 negative manual P 319 19.4694 138 -0.06 98
IV.HAGA.HHZ. 2022-09-16T22:51:39.14 0.3 undecidable manual P 58 14.4744 147 0.02 75
IV.SSY.HHZ. 2022-09-16T22:51:38.75 0.1 undecidable manual P 141 8.1807 160 0.07 100
IV.HCRL.HHZ. 2022-09-16T22:51:38.80 0.3 undecidable manual P 11 7.6812 161 0.14 74
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SSY.HHN. ML:1.6 0.0002211195 0.2944 AML other m 2022-09-16T22:51:42.21
IV.SSY.HHE. ML:1.1 0.000078163445 0.064 AML other m 2022-09-16T22:51:42.15
IV.HCRL.HHN. ML:1.1 0.00007935131000000001 0.1792 AML other m 2022-09-16T22:51:42.21
IV.SSY.HNN. ML:1.1 0.00006934398 0.1536 AML other m 2022-09-16T22:51:42.22
IV.HCRL.HHE. ML:1.2 0.00010499999999999999 0.16 AML other m 2022-09-16T22:51:42.32
IV.SSY.HNE. ML:1.0 0.000057069465 0.1152 AML other m 2022-09-16T22:51:43.22
IV.HLNI.HHN. ML:0.7 0.00002304929 0.1408 AML other m 2022-09-16T22:51:43.80
IV.HLNI.HHE. ML:0.8 0.000027712864999999998 0.1152 AML other m 2022-09-16T22:51:43.90
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