Earthquake with magnitude of ML 1.3 on date 25-02-2021 and time 03:26:27 (UTC) in region 4 km NE Gangi (PA)

A magnitude ML 1.3 earthquake occured in region: 4 km NE Gangi (PA), on

  • 25-02-2021 03:26:27 (UTC)
  • 25-02-2021 04:26:27 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.8320, 14.2250 at 10 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
Gangi PA 4 6811 6811
Geraci Siculo PA 7 1945 8756
San Mauro Castelverde PA 10 1701 10457
Castel di Lucio ME 10 1294 11751
Petralia Soprana PA 11 3360 15111
Petralia Sottana PA 12 2821 17932
Sperlinga EN 14 805 18737
Bompietro PA 14 1401 20138
Blufi PA 16 1029 21167
Pettineo ME 16 1350 22517
Mistretta ME 16 4791 27308
Castelbuono PA 17 8943 36251
Castellana Sicula PA 17 3411 39662
Tusa ME 17 2925 42587
Nicosia EN 18 13899 56486
Motta d'Affermo ME 18 739 57225
Alimena PA 18 2032 59257
Reitano ME 19 806 60063
Pollina PA 19 2974 63037
Polizzi Generosa PA 20 3407 66444

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km NE of Caltanissetta (63360 inhabitants)
68 Km E of Bagheria (55387 inhabitants)
81 Km NE of Agrigento (59770 inhabitants)
82 Km E of Palermo (674435 inhabitants)
84 Km W of Catania (314555 inhabitants)
85 Km N of Gela (75827 inhabitants)
86 Km W 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
Bulletin
Rev1000
ML 1.3 2021-02-25
03:26:27
37.8322 14.2252 10 2021-07-12
16:55:12
Bollettino Sismico Italiano INGV 90339451
Reviewed
Rev100
ML 1.3 2021-02-25
03:26:27
37.8125 14.2138 14 2021-02-25
03:34:44
Sala Sismica INGV-Roma 87469581
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-02-25 03:26:27 ± 0.15
Latitude 37.8322 ± 0.0099
Longitude 14.2252 ± 0.0182
Depth (km) 10 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 90339451

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1532
Semi-minor axis of confidence ellipse (meter) 1144
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 275
Circular confidence region, given by single value of horizontal uncertainty (meter) 1530.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 77
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.38
Epicentral distance of station closest to the epicenter (degree) 0.08723
Epicentral distance of station farthest from the epicenter (degree) 0.55308
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:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 90339451
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-05-21 15:27:09

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 87469581
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-02-25 03:34:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MUCR.HHZ. 2021-02-25T03:26:38.82 0.3 undecidable manual P 67 61.3941 50 0.12 70
IV.GIB.HHZ. 2021-02-25T03:26:37.08 0.6 undecidable manual S 315 24.6531 111 0.3 48
IV.CPTP.HHZ. 2021-02-25T03:26:37.82 0.6 undecidable manual P 187 47.4192 50 1.27 31
IV.MSFR.HHZ. 2021-02-25T03:26:35.16 0.1 undecidable manual P 55 39.1275 50 -0.1 98
IV.CAGR.HHE. 2021-02-25T03:26:35.14 0.3 undecidable manual P 134 33.5442 50 0.73 62
IV.CSLB.HHZ. 2021-02-25T03:26:35.30 0.6 undecidable manual S 309 18.7701 117 0.42 47
IV.PLLN.EHZ. 2021-02-25T03:26:35.29 0.6 undecidable manual S 338 19.1697 116 0.26 49
IV.SCIAR.HHZ. 2021-02-25T03:26:35.63 0.3 undecidable manual P 286 43.3233 50 -0.29 70
IV.GALF.HHZ. 2021-02-25T03:26:33.92 0.1 undecidable manual P 114 32.8449 50 -0.38 93
IV.PETRA.HHZ. 2021-02-25T03:26:32.83 0.6 undecidable manual S 271 9.6792 134 0.54 47
IV.RESU.HHZ. 2021-02-25T03:26:32.60 0.3 undecidable manual P 216 25.3524 110 -0.42 70
IV.GIB.HHZ. 2021-02-25T03:26:32.67 0.1 undecidable manual P 315 24.6531 111 -0.24 98
IV.PLLN.EHZ. 2021-02-25T03:26:31.96 0.3 undecidable manual P 338 19.1697 116 0.07 76
IV.CSLB.HHZ. 2021-02-25T03:26:31.51 0.1 undecidable manual P 309 18.7701 117 -0.3 97
IV.PETRA.HHZ. 2021-02-25T03:26:30.07 0.1 undecidable manual P 271 9.6792 134 -0.24 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PETRA.HHN. ML:1.5 0.00045499999999999995 0.26 AML other m 2021-02-25T03:26:33.22
IV.PETRA.HHE. ML:1.4 0.00033600000000000004 0.9 AML other m 2021-02-25T03:26:35.79
IV.CSLB.HHE. ML:0.8 0.000043700000000000005 0.72 AML other m 2021-02-25T03:26:36.62
IV.CSLB.HHN. ML:0.9 0.0000661 0.76 AML other m 2021-02-25T03:26:36.61
IV.RESU.HHE. ML:1.2 0.00009495 0.46 AML other m 2021-02-25T03:26:40.16
IV.RESU.HHN. ML:1.4 0.00016649999999999998 0.8 AML other m 2021-02-25T03:26:40.35
IV.GALF.HHN. ML:1.6 0.00017299999999999998 0.9 AML other m 2021-02-25T03:26:43.78
IV.GALF.HHE. ML:1.5 0.00013350000000000002 1.58 AML other m 2021-02-25T03:26:45.99
IV.SCIAR.HHN. ML:1.2 0.00004375 1.64 AML other m 2021-02-25T03:26:45.06
IV.SCIAR.HHE. ML:1.2 0.00004295 0.52 AML other m 2021-02-25T03:26:48.67
IV.MUCR.HHE. ML:1.2 0.0000304 0.5 AML other m 2021-02-25T03:26:49.74
IV.MUCR.HHN. ML:1.2 0.0000308 0.38 AML other m 2021-02-25T03:26:51.41
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