Earthquake with magnitude of ML 1.4 on date 26-12-2020 and time 08:01:02 (Italy) in region 1 km NW Militello in Val di Catania (CT)

A magnitude ML 1.4 earthquake occured in region: 1 km NW Militello in Val di Catania (CT), on

  • 26-12-2020 07:01:02 (UTC)
  • 26-12-2020 08:01:02 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.2830, 14.7900 at 20 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
Militello in Val di Catania CT 1 7443 7443
Scordia CT 5 17095 24538
Palagonia CT 6 16608 41146
Mineo CT 9 5159 46305
Francofonte SR 10 12800 59105
Vizzini CT 14 6241 65346
Ramacca CT 14 10894 76240
Grammichele CT 15 13418 89658
Licodia Eubea CT 16 3081 92739
Buccheri SR 18 1999 94738
Lentini SR 19 24085 118823
Carlentini SR 20 17798 136621

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km SW of Catania (314555 inhabitants)
40 Km N of Ragusa (73313 inhabitants)
43 Km NE of Vittoria (63339 inhabitants)
47 Km N of Modica (54633 inhabitants)
50 Km SW of Acireale (52622 inhabitants)
51 Km NW of Siracusa (122291 inhabitants)
54 Km E of Gela (75827 inhabitants)
68 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 1.4 2020-12-26
07:01:02
37.2828 14.7903 20 2021-02-26
14:56:18
Bollettino Sismico Italiano INGV 87043761
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-12-26 07:01:02 ± 0.22
Latitude 37.2828 ± 0.0099
Longitude 14.7903 ± 0.0090
Depth (km) 20 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 87043761

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1066
Semi-minor axis of confidence ellipse (meter) 421
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 173
Circular confidence region, given by single value of horizontal uncertainty (meter) 1070.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 145
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.09263
Epicentral distance of station farthest from the epicenter (degree) 0.34534
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 11
Type of magnitude ML
Reference to an origin 87043761
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-02-17 23:19:15
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RAFF.HHZ. 2020-12-26T07:01:16.90 0.3 undecidable manual S 260 38.3283 109 0.79 57
IV.HMDC.HHZ. 2020-12-26T07:01:15.10 0.6 undecidable manual S 181 35.9418 111 -0.4 46
IV.SSY.HHZ. 2020-12-26T07:01:14.10 0.3 undecidable manual S 119 28.6491 117 0.38 70
IV.HAGA.HHZ. 2020-12-26T07:01:14.60 0.3 undecidable manual S 89 32.1456 114 0.02 74
IV.HCRL.HHZ. 2020-12-26T07:01:12.20 0.3 undecidable manual S 90 21.3675 126 0.13 74
IT.LNT.HGZ. 2020-12-26T07:01:11.95 0.3 undecidable manual S 88 18.6702 131 0.44 70
IV.RAFF.HHZ. 2020-12-26T07:01:10.31 0.3 undecidable manual P 260 38.3283 109 -0.25 72
IV.HVZN.HNZ. 2020-12-26T07:01:10.70 0.6 undecidable manual S 210 13.3755 142 0.18 49
IV.SSY.HHZ. 2020-12-26T07:01:09.09 0.3 undecidable manual P 119 28.6491 117 -0.09 75
IV.HLNI.HHZ. 2020-12-26T07:01:09.90 0.3 undecidable manual S 45 10.2786 149 -0.15 76
IV.HAGA.HHZ. 2020-12-26T07:01:09.61 0.3 undecidable manual P 89 32.1456 114 -0.06 75
IV.HMDC.HHZ. 2020-12-26T07:01:09.74 0.6 undecidable manual P 181 35.9418 111 -0.47 45
IV.HCRL.HHZ. 2020-12-26T07:01:08.16 0.3 undecidable manual P 90 21.3675 126 -0.07 76
IT.LNT.HGZ. 2020-12-26T07:01:08.13 0.6 undecidable manual P 88 18.6702 131 0.23 49
IV.HLNI.HHZ. 2020-12-26T07:01:06.82 0.1 undecidable manual P 45 10.2786 149 -0.24 100
IV.HVZN.HNZ. 2020-12-26T07:01:06.82 0.6 undecidable manual P 210 13.3755 142 -0.51 47
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.HLNI.HHN. ML:1.6 0.0002588665 0.1792 AML other m 2020-12-26T07:01:10.22
IV.HCRL.HHE. ML:1.4 0.00013469665 0.1792 AML other m 2020-12-26T07:01:12.80
IV.HCRL.HHN. ML:1.5 0.00015498107 0.1408 AML other m 2020-12-26T07:01:12.81
IV.SSY.HHE. ML:1.5 0.00014047565000000002 0.2432 AML other m 2020-12-26T07:01:14.33
IV.HAGA.HHN. ML:1.2 0.000058660475000000004 0 AML other m 2020-12-26T07:01:14.97
IV.HMDC.HNE. ML:1.3 0.00006379603 0.1984 AML other m 2020-12-26T07:01:15.52
IV.HMDC.HHE. ML:1.3 0.000068680855 0.1792 AML other m 2020-12-26T07:01:15.52
IV.HMDC.HHN. ML:1.3 0.00006422398 0.08 AML other m 2020-12-26T07:01:15.57
IV.HMDC.HNN. ML:1.1 0.000046406135 0.128 AML other m 2020-12-26T07:01:15.50
IV.SSY.HHN. ML:2.0 0.0004254698 0.1408 AML other m 2020-12-26T07:01:16.25
IV.HAGA.HHE. ML:1.2 0.00005732669 0.3584 AML other m 2020-12-26T07:01:17.98
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