Earthquake with magnitude of ML 1.5 on date 28-12-2023 and time 17:56:30 (Italy) in region 4 km SE Ala (TN)

A magnitude ML 1.5 earthquake occured in region: 4 km SE Ala (TN), on

  • 28-12-2023 16:56:30 (UTC)
  • 28-12-2023 17:56:30 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 45.7220, 11.0220 at 8 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
Ala TN 4 8913 8913
Avio TN 6 4133 13046
Erbezzo VR 9 740 13786
Vallarsa TN 10 1395 15181
Bosco Chiesanuova VR 11 3600 18781
Sant'Anna d'Alfaedo VR 12 2553 21334
Brentonico TN 12 4015 25349
Brentino Belluno VR 12 1395 26744
Ferrara di Monte Baldo VR 14 226 26970
Velo Veronese VR 14 770 27740
Roverè Veronese VR 15 2115 29855
Mori TN 15 9678 39533
Selva di Progno VR 15 933 40466
Recoaro Terme VI 16 6453 46919
Cerro Veronese VR 16 2471 49390
Trambileno TN 17 1452 50842
Malcesine VR 17 3736 54578
Isera TN 19 2735 57313
Rovereto TN 19 39289 96602
Dolcè VR 19 2625 99227
San Mauro di Saline VR 19 582 99809
Valli del Pasubio VI 19 3242 103051
Crespadoro VI 20 1330 104381
Grezzana VR 20 10788 115169
Brenzone sul Garda VR 20 2474 117643
Ronzo-Chienis TN 20 976 118619

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km N of Verona (258765 inhabitants)
40 Km S of Trento (117317 inhabitants)
45 Km W of Vicenza (112953 inhabitants)
66 Km E of Brescia (196480 inhabitants)
75 Km W of Padova (210401 inhabitants)
90 Km SW of Bolzano (106441 inhabitants)
94 Km NW of Rovigo (51867 inhabitants)
95 Km W of Treviso (83731 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 1.5 2023-12-28
16:56:30
45.7218 11.0217 8 2023-12-28
17:03:06
Sala Sismica INGV-Roma 124327551
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-12-28 16:56:30 ± 0.06
Latitude 45.7218 ± 0.0036
Longitude 11.0217 ± 0.0052
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 124327551

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 356
Semi-minor axis of confidence ellipse (meter) 338
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 214
Circular confidence region, given by single value of horizontal uncertainty (meter) 360.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 69
Number of associated phases, regardless of their use for origin computation 40
Number of defining phases 32
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.66999
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 17
Magnitude information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 124327551
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-12-28 17:03:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MIDA.HHZ. 2023-12-28T16:57:49.66 3.0 undecidable manual Pg 9.43 0
GU.RRL.HHZ. 2023-12-28T16:57:30.22 3.0 positive manual Pg 12.76 0
GU.RORO.HHZ. 2023-12-28T16:57:20.62 3.0 undecidable manual Pg 9.37 0
IV.MNTP.HNZ. 2023-12-28T16:57:18.44 3.0 positive manual Pn -0.14 0
IV.CSNT.HHZ. 2023-12-28T16:57:11.94 3.0 negative manual Pg 5.66 0
IV.CAE.HHZ. 2023-12-28T16:57:07.63 3.0 undecidable manual S 0
IV.CTL8.HNZ. 2023-12-28T16:57:02.35 3.0 undecidable manual S -0.22 0
OX.CAE.HHZ. 2023-12-28T16:56:51.84 3.0 negative manual P 1.11 0
IV.CTI.HHZ. 2023-12-28T16:56:49.21 0.3 undecidable manual S 53 60.495 50 -0.32 67
ST.RONC.EHZ. 2023-12-28T16:56:45.00 0.3 undecidable manual S 313 42.1245 50 0.39 68
IV.ZOVE.EHZ. 2023-12-28T16:56:45.51 0.6 undecidable manual S 129 46.8198 50 -0.37 45
ST.GAGG.HHZ. 2023-12-28T16:56:44.26 0.6 undecidable manual S 353 40.4262 50 0.1 49
ST.ZIAN.EHZ. 2023-12-28T16:56:43.62 1.0 undecidable manual P 34 74.37 50 0.09 23
IV.CTI.HHZ. 2023-12-28T16:56:41.88 0.6 undecidable manual P 53 60.495 50 0.47 43
IV.MAGA.HHZ. 2023-12-28T16:56:40.94 0.6 undecidable manual S 281 30.9468 105 -0.5 45
SI.LUSI.HHZ. 2023-12-28T16:56:39.66 0.3 undecidable manual S 347 27.0507 107 -0.46 69
IV.ZOVE.EHZ. 2023-12-28T16:56:39.26 0.1 negative manual P 129 46.8198 50 -0.03 97
ZO.PDN3.HNZ. 2023-12-28T16:56:39.18 0.6 undecidable manual S 295 24.1536 109 0 51
IV.TREG.EHZ. 2023-12-28T16:56:39.16 0.6 undecidable manual S 154 24.5532 109 -0.14 50
ST.GAGG.HHZ. 2023-12-28T16:56:38.36 0.1 undecidable manual P 353 40.4262 50 0.05 98
ST.DOSS.HHZ. 2023-12-28T16:56:38.11 0.3 undecidable manual S 36 21.867 111 -0.31 72
ZO.PDN7.HNZ. 2023-12-28T16:56:38.13 0.6 undecidable manual S 188 22.3554 110 -0.45 47
ST.PANI.HNE. 2023-12-28T16:56:38.80 0.1 undecidable manual P 33 43.7229 50 -0.01 98
IV.ZEN8.EHZ. 2023-12-28T16:56:38.73 0.3 undecidable manual S 248 24.3534 109 -0.49 69
ST.RONC.EHZ. 2023-12-28T16:56:38.57 1.0 positive manual P 313 42.1245 50 0.01 25
OX.BALD.HNZ. 2023-12-28T16:56:37.06 0.6 undecidable manual S 255 16.2726 117 0.4 47
OX.MARN.HHZ. 2023-12-28T16:56:37.03 0.6 undecidable manual S 122 17.2716 116 0.06 51
IV.MAGA.HHZ. 2023-12-28T16:56:36.83 0.6 negative manual P 281 30.9468 105 0.09 49
IV.MBAL.HHZ. 2023-12-28T16:56:36.00 0.6 undecidable manual S 258 12.876 123 0.37 48
IV.ZEN8.EHZ. 2023-12-28T16:56:35.68 1.0 undecidable manual P 248 24.3534 109 0.23 24
IV.TREG.EHZ. 2023-12-28T16:56:35.59 0.1 undecidable manual P 154 24.5532 109 0.09 100
SI.LUSI.HHZ. 2023-12-28T16:56:35.85 1.0 undecidable manual P 347 27.0507 107 -0.12 25
ZO.PDN3.HNZ. 2023-12-28T16:56:35.66 0.1 undecidable manual P 295 24.1536 109 0.23 97
ST.DOSS.HHZ. 2023-12-28T16:56:35.25 0.6 negative manual P 36 21.867 111 0.26 49
ZO.PDN7.HNZ. 2023-12-28T16:56:34.77 0.1 undecidable manual P 188 22.3554 110 -0.31 96
IV.ROVR.HHZ. 2023-12-28T16:56:34.68 0.6 undecidable manual S 155 9.1797 132 0.07 52
OX.MARN.HHZ. 2023-12-28T16:56:34.39 0.1 negative manual P 122 17.2716 116 0.24 98
IV.MBAL.HHZ. 2023-12-28T16:56:33.86 0.1 undecidable manual P 258 12.876 123 0.48 94
IV.ROVR.HHZ. 2023-12-28T16:56:33.23 0.1 undecidable manual P 155 9.1797 132 0.44 95
OX.BALD.HNZ. 2023-12-28T16:56:33.39 0.1 undecidable manual P 255 16.2726 117 -0.58 90
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ROVR.HHE. ML:1.6 0.0006765 0.08 AML other m 2023-12-28T16:56:35.17
IV.ROVR.HNE. ML:1.6 0.0006215 0.08 AML other m 2023-12-28T16:56:35.17
IV.ROVR.HNN. ML:1.9 0.0012155 0.64 AML other m 2023-12-28T16:56:35.03
IV.ROVR.HHN. ML:1.9 0.0012150000000000002 0.66 AML other m 2023-12-28T16:56:35.03
OX.MARN.HHN. ML:1.3 0.00016299999999999998 1.38 AML other m 2023-12-28T16:56:36.13
OX.MARN.HHE. ML:1.3 0.00018635 0.58 AML other m 2023-12-28T16:56:37.35
ST.DOSS.HHN. ML:1.4 0.000182 0.84 AML other m 2023-12-28T16:56:38.34
ST.DOSS.HHE. ML:1.2 0.0001194 1.56 AML other m 2023-12-28T16:56:39.08
SI.LUSI.HHE. ML:1.3 0.0001105 0.34 AML other m 2023-12-28T16:56:40.06
SI.LUSI.HHN. ML:1.4 0.0001247 0.18 AML other m 2023-12-28T16:56:41.20
IV.MAGA.HHN. ML:1.4 0.00012725 0.38 AML other m 2023-12-28T16:56:41.14
IV.MAGA.HHE. ML:1.4 0.0001139 0.26 AML other m 2023-12-28T16:56:41.42
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