Earthquake (quarry blast) with magnitude of ML 0.9 on date 31-07-2018 and time 12:33:53 (Italy) in region 2 km SW Albiano (TN)

A magnitude ML 0.9 (quarry blast) earthquake occured in region: 2 km SW Albiano (TN), on

  • 31-07-2018 10:33:53 (UTC)
  • 31-07-2018 12:33:53 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.14, 11.18 at 0 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

Event type: quarry blast.

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
Albiano TN 2 1514 1514
Fornace TN 3 1355 2869
Lona-Lases TN 3 890 3759
Giovo TN 3 2513 6272
Civezzano TN 5 4002 10274
Baselga di Pinè TN 5 5031 15305
Lavis TN 5 8915 24220
Cembra Lisignago TN 6 2364 26584
Faedo TN 7 616 27200
Altavalle TN 7 1648 28848
Nave San Rocco TN 7 1398 30246
Zambana TN 7 1733 31979
San Michele all'Adige TN 8 3042 35021
Segonzano TN 9 1505 36526
Trento TN 9 117317 153843
Pergine Valsugana TN 9 21280 175123
Sant'Orsola Terme TN 10 1098 176221
Fai della Paganella TN 10 894 177115
Bedollo TN 10 1483 178598
Frassilongo TN 10 338 178936
Mezzocorona TN 10 5446 184382
Fierozzo TN 11 469 184851
Mezzolombardo TN 11 7067 191918
Salorno BZ 12 3758 195676
Vignola-Falesina TN 13 162 195838
Roverè della Luna TN 13 1636 197474
Cavedago TN 13 517 197991
Palù del Fersina TN 13 173 198164
Spormaggiore TN 14 1289 199453
Andalo TN 14 1076 200529
Sover TN 14 838 201367
Altopiano della Vigolana TN 14 4942 206309
Tenna TN 15 993 207302
Calceranica al Lago TN 15 1387 208689
Cortina sulla strada del vino BZ 15 642 209331
Vallelaghi TN 15 5044 214375
Garniga Terme TN 16 388 214763
Sporminore TN 16 700 215463
Ton TN 16 1338 216801
Molveno TN 17 1134 217935
Levico Terme TN 17 7915 225850
Caldonazzo TN 17 3631 229481
Magrè sulla strada del vino BZ 17 1279 230760
Valfloriana TN 18 504 231264
Campodenno TN 18 1500 232764
Denno TN 19 1297 234061
Capriana TN 19 588 234649
Aldeno TN 19 3059 237708
Novaledo TN 19 1076 238784
Cimone TN 19 728 239512
Madruzzo TN 20 2884 242396
Roncegno Terme TN 20 2879 245275

Municipalities with at least 50000 inhabitants

An earthquake occurred to
9 Km NE of Trento (117317 inhabitants)
43 Km SW of Bolzano (106441 inhabitants)
71 Km NW of Vicenza (112953 inhabitants)
79 Km N of Verona (258765 inhabitants)
97 Km NW of Padova (210401 inhabitants)
97 Km NW of Treviso (83731 inhabitants)
100 Km NE of Brescia (196480 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
Rev 1000 ML 0.9 2018-07-31
10:33:53
46.14 11.18 1 2019-04-24
14:51:13
Bollettino Sismico Italiano INGV 66756031
Rev 100 ML 0.9 2018-07-31
10:33:53
46.14 11.18 8 2018-07-31
10:40:46
Sala Sismica INGV-Roma 59215261
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-07-31 10:33:53 ± 0.11
Latitude 46.14 ± 0.01
Longitude 11.18 ± 0.01
Depth (km) 1 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type quarry blast
Origin ID 66756031

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 810
Semi-minor axis of confidence ellipse (meter) 690
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 341
Circular confidence region, given by single value of horizontal uncertainty (meter) 810
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 51
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.35
Epicentral distance of station closest to the epicenter (degree) 0.1349
Epicentral distance of station farthest from the epicenter (degree) 0.65561
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
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 59215261
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-07-31 10:40:46

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 66756031
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-03-21 12:06:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
OX.VARN.HHZ. 2018-07-31T10:34:07.54 0.1 undecidable manual P 102 0.6556 50 -0.01 94
OX.CGRP.HHZ. 2018-07-31T10:34:04.25 0.1 undecidable manual P 120 0.5009 91 -0.46 88
IV.MBAL.EHZ. 2018-07-31T10:34:03.88 0.1 undecidable manual P 207 0.4919 91 -0.62 84
IV.MABI.HHZ. 2018-07-31T10:34:03.60 0.1 undecidable manual P 260 0.4703 91 -0.42 90
ST.CARE.EHZ. 2018-07-31T10:34:03.18 0.1 undecidable manual P 311 0.4443 91 -0.27 93
ST.VARA.EHZ. 2018-07-31T10:34:01.72 0.1 undecidable manual P 213 0.3669 91 -0.01 100
SI.KOSI.HHZ. 2018-07-31T10:34:01.49 0.1 undecidable manual P 22 0.3543 91 0.04 99
IV.CTI.HHZ. 2018-07-31T10:34:00.80 0.1 undecidable manual P 105 0.3354 91 -0.22 96
ST.ZIAN.EHZ. 2018-07-31T10:34:00.27 0.1 undecidable manual P 62 0.2986 91 0.06 100
ST.OZOL.EHZ. 2018-07-31T10:34:00.14 0.3 undecidable manual P 341 0.2833 91 0.27 72
ST.DOSS.HHZ. 2018-07-31T10:33:59.38 0.1 undecidable manual P 179 0.2545 91 0.17 99
SI.LUSI.HHZ. 2018-07-31T10:33:59.30 0.1 positive manual P 223 0.241 91 0.37 95
ST.PANI.EHZ. 2018-07-31T10:33:57.12 0.1 undecidable manual P 129 0.1349 92 0.55 92
ST.GAGG.HHZ. 2018-07-31T10:33:57.66 0.1 undecidable manual P 252 0.1637 92 0.46 94
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
ST.GAGG.HHN. ML:0.6 3.865E-5 0.36 AML other m 2018-07-31T10:34:01.09
ST.GAGG.HHE. ML:0.8 5.62E-5 0.42 AML other m 2018-07-31T10:34:03.81
ST.DOSS.HHE. ML:0.9 4.005E-5 1.52 AML other m 2018-07-31T10:34:03.15
ST.DOSS.HHN. ML:0.9 4.445E-5 0.44 AML other m 2018-07-31T10:34:05.22
SI.LUSI.HHE. ML:0.9 4.755E-5 0.3 AML other m 2018-07-31T10:34:05.23
SI.LUSI.HHN. ML:1.1 7.755E-5 0.3 AML other m 2018-07-31T10:34:05.39
IV.CTI.HHN. ML:1 3.425E-5 0.66 AML other m 2018-07-31T10:34:06.53
IV.CTI.HHE. ML:0.8 2.415E-5 1.22 AML other m 2018-07-31T10:34:08.38
ST.VARA.EHE. ML:1.2 5.215E-5 1.08 AML other m 2018-07-31T10:34:09.88
IV.MABI.HHN. ML:0.6 7.99E-6 1.34 AML other m 2018-07-31T10:34:11.13
ST.VARA.EHN. ML:0.9 3.085E-5 0.36 AML other m 2018-07-31T10:34:13.04
IV.MABI.HHE. ML:0.3 5.605E-6 0.92 AML other m 2018-07-31T10:34:14.78
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download