Earthquake with magnitude of ML 1.1 on date 22-12-2021 and time 01:38:37 (Italy) in region 4 km E Erbezzo (VR)

A magnitude ML 1.1 earthquake occured in region: 4 km E Erbezzo (VR), on

  • 22-12-2021 00:38:37 (UTC)
  • 22-12-2021 01:38:37 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 45.6550, 11.0450 at 9 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Erbezzo VR 4 740 740
Bosco Chiesanuova VR 4 3600 4340
Velo Veronese VR 7 770 5110
Roverè Veronese VR 7 2115 7225
Sant'Anna d'Alfaedo VR 8 2553 9778
Selva di Progno VR 9 933 10711
Cerro Veronese VR 9 2471 13182
San Mauro di Saline VR 11 582 13764
Brentino Belluno VR 12 1395 15159
Ala TN 12 8913 24072
Grezzana VR 12 10788 34860
Avio TN 12 4133 38993
Badia Calavena VR 13 2649 41642
Crespadoro VI 15 1330 42972
Ferrara di Monte Baldo VR 15 226 43198
Marano di Valpolicella VR 15 3175 46373
Recoaro Terme VI 15 6453 52826
Vallarsa TN 15 1395 54221
Dolcè VR 16 2625 56846
Negrar VR 16 17119 73965
Altissimo VI 17 2230 76195
Vestenanova VR 17 2608 78803
Fumane VR 18 4119 82922
Tregnago VR 18 4938 87860
San Pietro Mussolino VI 18 1625 89485
Valli del Pasubio VI 19 3242 92727
San Pietro in Cariano VR 20 12897 105624
Brentonico TN 20 4015 109639
Valdagno VI 20 26234 135873

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km N of Verona (258765 inhabitants)
41 Km W of Vicenza (112953 inhabitants)
47 Km S of Trento (117317 inhabitants)
65 Km E of Brescia (196480 inhabitants)
70 Km W of Padova (210401 inhabitants)
87 Km NW of Rovigo (51867 inhabitants)
93 Km W of Treviso (83731 inhabitants)
97 Km S of Bolzano (106441 inhabitants)
98 Km N of Carpi (70699 inhabitants)
98 Km NE of Cremona (71901 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
Reviewed
Rev100
ML 1.1 2021-12-22
00:38:37
45.6547 11.0447 9 2021-12-22
00:44:27
Sala Sismica INGV-Roma 98801321
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-12-22 00:38:37 ± 0.18
Latitude 45.6547 ± 0.0081
Longitude 11.0447 ± 0.0090
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 98801321

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 899
Semi-minor axis of confidence ellipse (meter) 694
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 156
Circular confidence region, given by single value of horizontal uncertainty (meter) 900.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 118
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) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.02068
Epicentral distance of station farthest from the epicenter (degree) 0.31476
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:1.1

Field Value
Value 1.1
Uncertainty 0.1
Num. used stations 6
Type of magnitude ML
Reference to an origin 98801321
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-12-22 00:44:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MAGA.HHZ. 2021-12-22T00:38:50.13 0.6 undecidable manual S 293 34.9428 50 0.02 49
SI.LUSI.HHZ. 2021-12-22T00:38:49.49 0.6 undecidable manual S 347 34.743 50 -0.57 43
ST.DOSS.HHZ. 2021-12-22T00:38:47.41 0.6 undecidable manual S 24 27.4503 107 -0.38 46
ST.VARA.EHZ. 2021-12-22T00:38:46.03 0.6 undecidable manual S 329 22.1556 111 -0.04 50
IV.ZEN8.EHZ. 2021-12-22T00:38:46.13 0.6 undecidable manual S 266 24.3534 110 -0.63 43
SI.LUSI.HHZ. 2021-12-22T00:38:45.03 1.0 negative manual P 347 34.743 50 0.15 24
IV.MAGA.HHZ. 2021-12-22T00:38:45.04 0.6 positive manual P 293 34.9428 50 0.13 47
IV.ZEN8.EHZ. 2021-12-22T00:38:43.08 1.0 negative manual P 266 24.3534 110 0.11 24
IV.MBAL.EHZ. 2021-12-22T00:38:43.89 0.6 undecidable manual S 288 15.1737 120 0.03 50
ST.DOSS.HHZ. 2021-12-22T00:38:43.93 0.3 undecidable manual P 24 27.4503 107 0.36 69
ST.VARA.EHZ. 2021-12-22T00:38:42.94 0.6 negative manual P 329 22.1556 111 0.37 46
IV.TREG.EHZ. 2021-12-22T00:38:41.26 1.0 negative manual P 148 17.1717 117 -0.39 23
IV.MBAL.EHZ. 2021-12-22T00:38:41.68 0.3 negative manual P 288 15.1737 120 0.38 70
IV.ROVR.HHZ. 2021-12-22T00:38:40.47 0.6 undecidable manual S 112 2.2977 165 -0.44 47
IV.ROVR.HHZ. 2021-12-22T00:38:39.75 0.1 negative manual P 112 2.2977 165 0.16 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MBAL.EHE. ML:1.2 0.00017199999999999998 0.14 AML other m 2021-12-22T00:38:44.40
IV.MBAL.EHN. ML:1.2 0.00015155 0.62 AML other m 2021-12-22T00:38:44.84
IV.TREG.EHE. ML:1.0 0.00009185 0.72 AML other m 2021-12-22T00:38:45.16
IV.TREG.EHN. ML:1.0 0.0000804 1.24 AML other m 2021-12-22T00:38:47.89
IV.MAGA.HHN. ML:0.9 0.000036400000000000004 0.24 AML other m 2021-12-22T00:38:50.80
IV.MAGA.HHE. ML:1.0 0.00004495 0.54 AML other m 2021-12-22T00:38:54.60
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