Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 05-01-2022 and time 17:26:26 (Italy) in region 4 km S Zafferana Etnea (CT)

A magnitude ML 1.5 earthquake occured in region: 4 km S Zafferana Etnea (CT), on

  • 05-01-2022 16:26:26 (UTC)
  • 05-01-2022 17:26:26 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.6570, 15.0980 at 2 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Zafferana Etnea CT 4 9517 9517
Trecastagni CT 5 10910 20427
Santa Venerina CT 5 8592 29019
Viagrande CT 5 8563 37582
Pedara CT 5 14102 51684
Aci Sant'Antonio CT 6 17984 69668
Aci Bonaccorsi CT 7 3524 73192
Aci Catena CT 7 29851 103043
Milo CT 8 1087 104130
Nicolosi CT 8 7463 111593
Acireale CT 8 52622 164215
San Giovanni la Punta CT 9 23060 187275
Valverde CT 9 7840 195115
Tremestieri Etneo CT 9 20589 215704
Mascalucia CT 10 31958 247662
San Gregorio di Catania CT 10 11966 259628
Sant'Alfio CT 11 1582 261210
Sant'Agata li Battiati CT 11 9479 270689
Gravina di Catania CT 11 25838 296527
Giarre CT 11 27659 324186
San Pietro Clarenza CT 11 7743 331929
Aci Castello CT 12 18723 350652
Riposto CT 13 14838 365490
Camporotondo Etneo CT 13 5023 370513
Belpasso CT 13 28108 398621
Mascali CT 14 14282 412903
Ragalna CT 14 3924 416827
Misterbianco CT 17 49410 466237
Catania CT 17 314555 780792
Fiumefreddo di Sicilia CT 18 9623 790415
Piedimonte Etneo CT 18 3963 794378
Santa Maria di Licodia CT 19 7641 802019
Paternò CT 19 48228 850247
Motta Sant'Anastasia CT 20 12116 862363

Municipalities with at least 50000 inhabitants

An earthquake occurred to
8 Km NW of Acireale (52622 inhabitants)
17 Km N of Catania (314555 inhabitants)
69 Km N of Siracusa (122291 inhabitants)
70 Km SW of Reggio di Calabria (183035 inhabitants)
72 Km SW of Messina (238439 inhabitants)
88 Km NE of Ragusa (73313 inhabitants)
93 Km NE of Vittoria (63339 inhabitants)
93 Km E of Caltanissetta (63360 inhabitants)
94 Km NE of Modica (54633 inhabitants)
100 Km NE 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 1.5 2022-01-05
16:26:26		 37.6572 15.0982 2 2022-07-08
12:33:22		 Bollettino Sismico Italiano INGV 99746091
Reviewed
Rev200 		ML 1.0 2022-01-05
16:26:25		 37.687 15.078 3 2022-04-04
00:31:46		 Sala Operativa INGV_OE (Catania) 99364541
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-01-05 16:26:26 ± 0.17
Latitude 37.6572 ± 0.0072
Longitude 15.0982 ± 0.0045
Depth (km) 2 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 99746091

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 747
Semi-minor axis of confidence ellipse (meter) 262
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 164
Circular confidence region, given by single value of horizontal uncertainty (meter) 750.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 203
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.16997
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 99746091
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-04-04 00:31:36

ML:1.0

Field Value
Value 1.0
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 99364541
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2022-01-05 16:35:37
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MTGR.HHN. 2022-01-05T16:27:21.89 3.0 undecidable manual Sn 3.6 0
IV.PLAC.HHN. 2022-01-05T16:27:02.18 3.0 undecidable manual S 0.06 0
IV.PLAC.HHN. 2022-01-05T16:26:43.63 3.0 positive manual P 0.5 0
IV.ECBD.HHN. 2022-01-05T16:26:31.05 0.3 undecidable manual S 356 13.6752 98 0.2 72
IV.ESLN.HHZ. 2022-01-05T16:26:30.34 0.3 undecidable manual S 290 11.5773 100 0.21 72
IV.ECZM.HHN. 2022-01-05T16:26:30.00 0.1 undecidable manual P 296 18.87 96 0.14 97
IV.EMFS.HHE. 2022-01-05T16:26:30.37 0.6 undecidable manual S 308 11.1777 100 0.37 47
IV.EMPL.HHN. 2022-01-05T16:26:29.98 0.3 undecidable manual S 282 11.4774 100 -0.12 74
IV.ECHR.HHE. 2022-01-05T16:26:29.62 0.1 undecidable manual P 281 16.5723 97 0.22 95
IV.EPIT.HHZ. 2022-01-05T16:26:29.81 0.3 undecidable manual P 348 17.4714 97 0.23 71
IV.ESPC.HHN. 2022-01-05T16:26:28.95 0.6 undecidable manual S 302 7.3815 105 0.25 48
IV.ESAL.HHN. 2022-01-05T16:26:28.81 0.3 undecidable manual P 16 11.2776 100 0.45 69
IV.EPDN.HHZ. 2022-01-05T16:26:28.72 0.3 undecidable manual P 329 13.9749 98 -0.17 73
IV.EMPL.HHN. 2022-01-05T16:26:28.36 0.1 undecidable manual P 282 11.4774 100 -0.03 100
IV.EPOZ.HHE. 2022-01-05T16:26:28.04 0.3 undecidable manual P 78 8.0808 104 0.31 71
IV.ESLN.HHZ. 2022-01-05T16:26:28.19 0.1 undecidable manual P 290 11.5773 100 -0.22 96
IV.EMFO.HHE. 2022-01-05T16:26:28.99 0.3 undecidable manual S 355 8.7801 103 -0.18 73
IV.ECBD.HHN. 2022-01-05T16:26:28.60 0.1 undecidable manual P 356 13.6752 98 -0.22 96
IV.EMFS.HHE. 2022-01-05T16:26:28.17 0.1 undecidable manual P 308 11.1777 100 -0.16 97
IV.EMFO.HHE. 2022-01-05T16:26:27.42 0.3 undecidable manual P 355 8.7801 103 -0.43 69
IV.ESPC.HHN. 2022-01-05T16:26:27.38 0.1 undecidable manual P 302 7.3815 105 -0.2 97
IV.EVRN.HHZ. 2022-01-05T16:26:27.98 0.3 undecidable manual S 43 4.8951 112 0.11 75
IV.EVRN.HHZ. 2022-01-05T16:26:26.87 0.1 undecidable manual P 43 4.8951 112 -0.23 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ESAL.HHE. ML:1.5 0.0004875 0.6 AML other m 2022-01-05T16:26:34.87
IV.EMPL.HHN. ML:1.6 0.000661 0.22 AML other m 2022-01-05T16:26:34.58
IV.ESAL.HHN. ML:1.4 0.00041549999999999996 0.66 AML other m 2022-01-05T16:26:34.99
IV.EMPL.HHE. ML:1.5 0.0005470000000000001 0.9 AML other m 2022-01-05T16:26:36.35
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