Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.8 on date 21-05-2020 and time 09:24:03 (UTC) in region 2 km SW Rezzato (BS)

A magnitude ML 1.8 earthquake occured in region: 2 km SW Rezzato (BS), on

  • 21-05-2020 09:24:03 (UTC)
  • 21-05-2020 11:24:03 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 45.4980, 10.3000 at 4 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Rezzato BS 2 13472 13472
Castenedolo BS 3 11457 24929
Mazzano BS 5 12222 37151
Borgosatollo BS 6 9264 46415
Botticino BS 6 10914 57329
San Zeno Naviglio BS 7 4673 62002
Nuvolera BS 7 4696 66698
Montirone BS 8 5165 71863
Brescia BS 8 196480 268343
Nuvolento BS 9 3992 272335
Serle BS 9 3023 275358
Flero BS 10 8732 284090
Bedizzole BS 10 12296 296386
Nave BS 10 11029 307415
Paitone BS 10 2130 309545
Calcinato BS 10 12924 322469
Poncarale BS 11 5283 327752
Ghedi BS 11 18905 346657
Prevalle BS 11 6999 353656
Bovezzo BS 11 7516 361172
Collebeato BS 12 4622 365794
Bagnolo Mella BS 12 12775 378569
Montichiari BS 12 25198 403767
Roncadelle BS 12 9538 413305
Castel Mella BS 12 11056 424361
Calvagese della Riviera BS 12 3583 427944
Caino BS 13 2151 430095
Cellatica BS 13 4941 435036
Concesio BS 14 15465 450501
Capriano del Colle BS 14 4674 455175
Gavardo BS 15 12056 467231
Vallio Terme BS 15 1405 468636
Muscoline BS 15 2641 471277
Lonato del Garda BS 15 16246 487523
Azzano Mella BS 15 3158 490681
Torbole Casaglia BS 15 6522 497203
Gussago BS 16 16753 513956
Leno BS 16 14387 528343
Castegnato BS 16 8334 536677
Padenghe sul Garda BS 16 4458 541135
Calvisano BS 17 8491 549626
Villanuova sul Clisi BS 17 5773 555399
Polpenazze del Garda BS 17 2611 558010
Villa Carcina BS 17 11004 569014
Travagliato BS 17 13910 582924
Lumezzane BS 17 22644 605568
Soiano del Lago BS 17 1896 607464
Agnosine BS 17 1790 609254
Mairano BS 18 3501 612755
Odolo BS 18 1985 614740
Puegnago sul Garda BS 18 3410 618150
Carpenedolo BS 18 13012 631162
Ospitaletto BS 19 14509 645671
Rodengo Saiano BS 19 9504 655175
Offlaga BS 19 4134 659309
Lograto BS 19 3819 663128
Moniga del Garda BS 19 2533 665661
Sarezzo BS 19 13553 679214
Desenzano del Garda BS 19 28650 707864
Dello BS 19 5720 713584
Castiglione delle Stiviere MN 19 23212 736796
Ome BS 20 3205 740001
Brione BS 20 714 740715
Longhena BS 20 576 741291
Brandico BS 20 1667 742958
Sabbio Chiese BS 20 3905 746863
Bione BS 20 1386 748249

Municipalities with at least 50000 inhabitants

An earthquake occurred to
8 Km SE of Brescia (196480 inhabitants)
46 Km NE of Cremona (71901 inhabitants)
54 Km E of Bergamo (119381 inhabitants)
55 Km W of Verona (258765 inhabitants)
69 Km NE of Piacenza (102191 inhabitants)
77 Km N of Parma (192836 inhabitants)
81 Km E of Monza (122671 inhabitants)
83 Km E of Sesto San Giovanni (81608 inhabitants)
85 Km E of Cinisello Balsamo (75078 inhabitants)
87 Km E of Milano (1345851 inhabitants)
90 Km SW of Trento (117317 inhabitants)
92 Km NW of Carpi (70699 inhabitants)
93 Km N of Reggio nell'Emilia (171345 inhabitants)
96 Km E of Pavia (72576 inhabitants)
97 Km W of Vicenza (112953 inhabitants)
98 Km E of Rho (50434 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 1.8 2020-05-21
09:24:03		 45.4977 10.3002 4 2020-11-19
12:36:47		 Bollettino Sismico Italiano INGV 79862731
Reviewed
Rev100 		ML 1.7 2020-05-21
09:24:04		 45.5647 10.3267 4 2020-05-21
09:31:24		 Sala Sismica INGV-Roma 79399561
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-05-21 09:24:03 ± 0.15
Latitude 45.4977 ± 0.0081
Longitude 10.3002 ± 0.0064
Depth (km) 4 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 79862731

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 739
Semi-minor axis of confidence ellipse (meter) 584
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 348
Circular confidence region, given by single value of horizontal uncertainty (meter) 740.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 188
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
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) 0.06655
Epicentral distance of station farthest from the epicenter (degree) 0.57647
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:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 79862731
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-08-01 16:17:58

ML:1.7

Field Value
Value 1.7
Uncertainty 0.1
Num. used stations 8
Type of magnitude ML
Reference to an origin 79399561
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-05-21 09:31:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MDI.HHE. 2020-05-21T09:24:21.68 0.6 undecidable manual S 304 54.4011 50 0.07 49
OX.BALD.HHZ. 2020-05-21T09:24:19.18 0.6 undecidable manual S 63 45.2214 95 0.29 47
ST.VARA.HNZ. 2020-05-21T09:24:15.11 0.1 undecidable manual P 52 58.8966 50 0.63 84
IV.MABI.HHZ. 2020-05-21T09:24:14.49 0.6 undecidable manual P 15 63.9915 50 -0.79 39
IV.ZONE.HHZ. 2020-05-21T09:24:14.79 0.6 undecidable manual S 334 32.745 98 0.2 49
IV.MDI.HHE. 2020-05-21T09:24:13.53 0.6 undecidable manual P 304 54.4011 50 -0.27 47
IV.MBAL.EHZ. 2020-05-21T09:24:13.01 1.0 undecidable manual P 63 48.7179 50 0.09 25
ST.RONC.EHE. 2020-05-21T09:24:13.96 0.6 undecidable manual P 25 59.0964 50 -0.55 43
OX.BALD.HHZ. 2020-05-21T09:24:12.08 0.3 undecidable manual P 63 45.2214 95 -0.15 73
IV.VOBA.HNE. 2020-05-21T09:24:11.12 0.6 undecidable manual S 44 22.5552 101 0.01 52
IV.SALO.HHZ. 2020-05-21T09:24:10.87 0.6 undecidable manual S 52 21.9669 101 -0.02 52
IV.MAGA.HHZ. 2020-05-21T09:24:10.54 0.1 undecidable manual P 39 39.9267 96 -0.64 86
IV.BAG8.HNE. 2020-05-21T09:24:10.71 0.3 undecidable manual P 20 38.3283 96 -0.14 74
IV.ZONE.HHZ. 2020-05-21T09:24:09.88 0.1 undecidable manual P 334 32.745 98 0.14 100
IV.CNCS.HNE. 2020-05-21T09:24:08.50 0.6 undecidable manual S 332 13.6752 108 0.41 49
IV.VOBA.HNE. 2020-05-21T09:24:08.13 0.6 undecidable manual P 44 22.5552 101 0.39 48
IV.CADC.HNN. 2020-05-21T09:24:08.05 0.6 undecidable manual S 251 14.1747 107 -0.21 51
IV.SALO.HHZ. 2020-05-21T09:24:07.88 0.1 undecidable manual P 52 21.9669 101 0.27 99
IV.CADC.HNN. 2020-05-21T09:24:06.17 0.3 undecidable manual P 251 14.1747 107 0.08 78
IV.CNCS.HNE. 2020-05-21T09:24:06.20 0.3 undecidable manual P 332 13.6752 108 0.2 76
IV.SGAL.HNE. 2020-05-21T09:24:05.58 0.6 undecidable manual S 6 7.3815 120 -0.51 48
IV.SGAL.HNE. 2020-05-21T09:24:04.82 0.3 undecidable manual P 6 7.3815 120 -0.02 80
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SALO.HHE. ML:1.6 0.00027448715 0.2176 AML other m 2020-05-21T09:24:11.05
IV.SALO.HNE. ML:1.6 0.00026689595 0.2112 AML other m 2020-05-21T09:24:11.16
IV.ZONE.HHN. ML:1.8 0.00028598765 0.2624 AML other m 2020-05-21T09:24:15.04
IV.ZONE.HHE. ML:2.0 0.00044432665 0.3008 AML other m 2020-05-21T09:24:15.59
IV.MAGA.HHN. ML:2.1 0.00044032675 0.2368 AML other m 2020-05-21T09:24:17.65
IV.MAGA.HHE. ML:2.0 0.00039676064999999997 0.2432 AML other m 2020-05-21T09:24:17.86
IV.MBAL.EHN. ML:1.5 0.000093230455 0.1984 AML other m 2020-05-21T09:24:20.79
IV.MBAL.HNN. ML:1.8 0.000159057935 0.1792 AML other m 2020-05-21T09:24:21.72
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