Earthquake with magnitude of ML 0.9 on date 28-03-2023 and time 01:02:25 (UTC) in region 1 km NE Isera (TN)

A magnitude ML 0.9 earthquake occured in region: 1 km NE Isera (TN), on

  • 28-03-2023 01:02:25 (UTC)
  • 28-03-2023 03:02:25 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 45.8940, 11.0220 at 12 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
Isera TN 1 2735 2735
Rovereto TN 2 39289 42024
Nogaredo TN 2 2065 44089
Villa Lagarina TN 3 3778 47867
Volano TN 4 3169 51036
Pomarolo TN 4 2452 53488
Trambileno TN 5 1452 54940
Ronzo-Chienis TN 6 976 55916
Nomi TN 6 1398 57314
Mori TN 6 9678 66992
Calliano TN 7 1807 68799
Besenello TN 9 2654 71453
Brentonico TN 10 4015 75468
Cimone TN 10 728 76196
Terragnolo TN 10 716 76912
Drena TN 11 570 77482
Aldeno TN 11 3059 80541
Arco TN 11 17526 98067
Dro TN 11 4944 103011
Nago-Torbole TN 12 2867 105878
Cavedine TN 12 2987 108865
Folgaria TN 12 3191 112056
Garniga Terme TN 13 388 112444
Riva del Garda TN 14 16926 129370
Vallarsa TN 14 1395 130765
Madruzzo TN 15 2884 133649
Tenno TN 15 2069 135718
Ala TN 15 8913 144631
Altopiano della Vigolana TN 19 4942 149573
Fiavè TN 19 1117 150690
Avio TN 19 4133 154823
Comano Terme TN 19 2956 157779
Lastebasse VI 19 208 157987
Limone sul Garda BS 20 1181 159168
Lavarone TN 20 1138 160306

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km SW of Trento (117317 inhabitants)
51 Km N of Verona (258765 inhabitants)
56 Km NW of Vicenza (112953 inhabitants)
72 Km SW of Bolzano (106441 inhabitants)
74 Km NE of Brescia (196480 inhabitants)
86 Km NW of Padova (210401 inhabitants)
98 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
Bulletin
Rev1000
ML 0.9 2023-03-28
01:02:25
45.8942 11.0218 12 2024-03-01
17:18:09
Bollettino Sismico Italiano INGV 117490571
Reviewed
Rev100
ML 1.0 2023-03-28
01:02:25
45.9008 11.022 12 2023-03-28
01:11:17
Sala Sismica INGV-Roma 115810701
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-28 01:02:25 ± 0.1
Latitude 45.8942 ± 0.0045
Longitude 11.0218 ± 0.0052
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 117490571

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 460
Semi-minor axis of confidence ellipse (meter) 214
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 205
Circular confidence region, given by single value of horizontal uncertainty (meter) 460.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 57
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 24
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) 0.08454
Epicentral distance of station farthest from the epicenter (degree) 0.53510
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 117490571
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-12-28 10:01:55

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 115810701
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-28 01:11:17
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.BAG8.EHE. 2023-03-28T01:02:39.05 0.3 undecidable manual S 260 43.623 92 -0.1 71
IV.MABI.HHZ. 2023-03-28T01:02:38.35 0.6 undecidable manual S 295 43.0236 92 -0.64 41
IV.MAGA.HHZ. 2023-03-28T01:02:36.29 0.6 undecidable manual S 247 33.1446 93 -0.06 49
ST.ZIAN.EHZ. 2023-03-28T01:02:35.76 0.6 undecidable manual P 44 59.3961 91 0.13 46
OX.MARN.HHZ. 2023-03-28T01:02:35.41 0.6 undecidable manual S 153 31.9458 93 -0.63 42
IV.ROVR.HHZ. 2023-03-28T01:02:34.51 0.6 undecidable manual S 172 27.75 94 -0.4 45
IV.MBAL.HHZ. 2023-03-28T01:02:33.88 0.3 undecidable manual S 210 25.1526 95 -0.36 69
IV.MABI.HHZ. 2023-03-28T01:02:33.27 0.3 undecidable manual P 295 43.0236 92 0.17 70
IV.BAG8.EHE. 2023-03-28T01:02:33.18 0.3 undecidable manual P 260 43.623 92 -0.01 72
ZO.PDN3.EHZ. 2023-03-28T01:02:33.71 0.3 undecidable manual S 248 23.754 96 -0.14 73
ST.GAGG.HHZ. 2023-03-28T01:02:32.70 0.6 undecidable manual S 347 21.5673 97 -0.57 44
ST.VARA.EHZ. 2023-03-28T01:02:31.20 0.6 undecidable manual S 232 12.2766 118 0.31 48
OX.MARN.HHZ. 2023-03-28T01:02:31.44 0.1 undecidable manual P 153 31.9458 93 0.05 98
IV.MAGA.HHZ. 2023-03-28T01:02:31.78 0.3 undecidable manual P 247 33.1446 93 0.2 71
ST.PANI.EHZ. 2023-03-28T01:02:31.04 0.3 undecidable manual P 54 29.6481 94 0 74
ZO.PDN3.EHZ. 2023-03-28T01:02:30.26 0.3 undecidable manual P 248 23.754 96 0.13 73
IV.ROVR.HHZ. 2023-03-28T01:02:30.86 0.1 undecidable manual P 172 27.75 94 0.12 97
IV.MBAL.HHZ. 2023-03-28T01:02:30.42 0.1 undecidable manual P 210 25.1526 95 0.07 98
ST.DOSS.HHZ. 2023-03-28T01:02:30.88 0.6 undecidable manual S 97 12.9759 115 -0.17 49
SI.LUSI.HHZ. 2023-03-28T01:02:29.95 0.6 undecidable manual S 320 9.3795 129 -0.31 48
ST.GAGG.HHZ. 2023-03-28T01:02:29.78 0.1 undecidable manual P 347 21.5673 97 -0.02 100
ST.DOSS.HHZ. 2023-03-28T01:02:28.76 0.1 positive manual P 97 12.9759 115 0.25 97
ST.VARA.EHZ. 2023-03-28T01:02:28.81 0.1 undecidable manual P 232 12.2766 118 0.39 94
SI.LUSI.HHZ. 2023-03-28T01:02:28.30 0.3 undecidable manual P 320 9.3795 129 0.24 73
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
SI.LUSI.HHE. ML:0.6 0.00004285 0.42 AML other m 2023-03-28T01:02:30.28
SI.LUSI.HHN. ML:0.9 0.00009795000000000001 0.26 AML other m 2023-03-28T01:02:30.75
ST.DOSS.HHE. ML:1.0 0.00009685 0.36 AML other m 2023-03-28T01:02:31.36
ST.DOSS.HHN. ML:0.9 0.00007865 1.4 AML other m 2023-03-28T01:02:31.95
ST.VARA.EHE. ML:1.2 0.00016849999999999998 0.4 AML other m 2023-03-28T01:02:31.35
ST.VARA.EHN. ML:1.0 0.0000968 0.26 AML other m 2023-03-28T01:02:31.68
ST.GAGG.HHN. ML:0.8 0.0000406494275 0.18 AML other m 2023-03-28T01:02:33.04
ST.GAGG.HHE. ML:0.8 0.00004006881 0.14 AML other m 2023-03-28T01:02:33.30
OX.MARN.HHE. ML:0.7 0.00001759698 0.14 AML other m 2023-03-28T01:02:36.52
IV.MAGA.HHN. ML:1.1 0.000054099999999999994 0.74 AML other m 2023-03-28T01:02:36.61
OX.MARN.HHN. ML:0.8 0.00003051497 0.1 AML other m 2023-03-28T01:02:36.76
IV.MAGA.HHE. ML:1.1 0.00005205 0.48 AML other m 2023-03-28T01:02:36.64
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