Earthquake with magnitude of ML 1.0 on date 12-09-2021 and time 05:07:15 (Italy) in region 2 km W Vallelonga (VV)

A magnitude ML 1.0 earthquake occured in region: 2 km W Vallelonga (VV), on

  • 12-09-2021 03:07:15 (UTC)
  • 12-09-2021 05:07:15 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.642, 16.272 at 5 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
Vallelonga VV 2 706 706
Vazzano VV 2 1067 1773
Pizzoni VV 3 1143 2916
San Nicola da Crissa VV 3 1335 4251
Filogaso VV 6 1417 5668
Capistrano VV 6 1042 6710
Soriano Calabro VV 6 2421 9131
Sorianello VV 6 1176 10307
Simbario VV 7 966 11273
Spadola VV 7 825 12098
Gerocarne VV 7 2248 14346
Brognaturo VV 8 735 15081
Monterosso Calabro VV 9 1729 16810
Serra San Bruno VV 9 6734 23544
Torre di Ruggiero CZ 9 1033 24577
Cardinale CZ 10 2188 26765
Arena VV 10 1456 28221
Maierato VV 10 2188 30409
Dasà VV 11 1208 31617
Acquaro VV 12 2484 34101
Sant'Onofrio VV 13 3067 37168
Polia VV 13 1023 38191
Stefanaconi VV 13 2494 40685
Chiaravalle Centrale CZ 13 5759 46444
San Vito sullo Ionio CZ 14 1811 48255
Pizzo VV 14 9278 57533
San Gregorio d'Ippona VV 15 2527 60060
Mongiana VV 15 740 60800
Cenadi CZ 15 563 61363
Francica VV 15 1651 63014
Argusto CZ 15 522 63536
Vibo Valentia VV 15 33941 97477
Francavilla Angitola VV 15 1939 99416
Filadelfia VV 16 5384 104800
Olivadi CZ 16 529 105329
Dinami VV 16 2168 107497
Centrache CZ 17 401 107898
Gagliato CZ 17 505 108403
San Costantino Calabro VV 17 2239 110642
Fabrizia VV 18 2195 112837
San Pietro di Caridà RC 18 1195 114032
Satriano CZ 19 3448 117480
San Sostene CZ 19 1370 118850
Mileto VV 19 6763 125613
Davoli CZ 19 5607 131220
Ionadi VV 19 4238 135458
Petrizzi CZ 19 1131 136589
Nardodipace VV 20 1305 137894
Palermiti CZ 20 1213 139107

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km S of Lamezia Terme (70714 inhabitants)
41 Km SW of Catanzaro (90612 inhabitants)
73 Km S of Cosenza (67546 inhabitants)
80 Km NE of Messina (238439 inhabitants)
81 Km NE of Reggio di Calabria (183035 inhabitants)
89 Km SW of Crotone (62178 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 1.0 2021-09-12
03:07:15
38.6417 16.2718 5 2021-09-12
06:14:34
Sala Sismica INGV-Roma 95330641
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-09-12 03:07:15 ± 0.09
Latitude 38.6417 ± 0.0045
Longitude 16.2718 ± 0.0069
Depth (km) 5 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 95330641

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 570
Semi-minor axis of confidence ellipse (meter) 240
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 92
Circular confidence region, given by single value of horizontal uncertainty (meter) 570
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 13
Number of defining phases 13
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) 0.21404
Epicentral distance of station farthest from the epicenter (degree) 0.78241
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

Field Value
Value 1
Uncertainty 0.1
Num. used stations 6
Type of magnitude ML
Reference to an origin 95330641
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-09-12 06:14:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.CAR1.HHE. 2021-09-12T03:07:37.06 0.6 undecidable manual S 356 0.6133 50 -0.13 45
IV.CELI.HHE. 2021-09-12T03:07:30.94 0.3 undecidable manual P 14 0.7824 50 0.17 65
IV.CAR1.HHE. 2021-09-12T03:07:28.10 0.3 undecidable manual P 356 0.6133 50 0.22 67
IV.GIZZ.HHZ. 2021-09-12T03:07:27.86 0.6 undecidable manual S 352 0.3417 97 -0.55 44
IV.SERS.HHE. 2021-09-12T03:07:26.34 0.6 undecidable manual P 39 0.5099 50 0.22 46
IV.JOPP.HHZ. 2021-09-12T03:07:26.96 0.6 undecidable manual S 264 0.304 98 0 50
IV.PLAC.HHZ. 2021-09-12T03:07:24.13 0.6 undecidable manual S 146 0.232 100 -0.11 49
IV.SELL.HHE. 2021-09-12T03:07:24.19 0.6 undecidable manual P 39 0.4398 50 -0.72 40
IV.GRI.EHZ. 2021-09-12T03:07:23.60 0.6 undecidable manual S 33 0.214 101 0.04 50
IV.GIZZ.HHZ. 2021-09-12T03:07:22.97 0.3 undecidable manual P 352 0.3417 97 0.16 72
IV.JOPP.HHZ. 2021-09-12T03:07:21.98 0.1 undecidable manual P 264 0.304 98 0.01 99
IV.PLAC.HHZ. 2021-09-12T03:07:20.36 0.1 undecidable manual P 146 0.232 100 -0.04 100
IV.GRI.EHZ. 2021-09-12T03:07:20.20 0.1 undecidable manual P 33 0.214 101 0.19 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GRI.EHE. ML:1 6.044969E-5 0.3584 AML other m 2021-09-12T03:07:27.28
IV.GRI.EHN. ML:0.9 4.963934E-5 0.28 AML other m 2021-09-12T03:07:25.85
IV.PLAC.HHN. ML:0.9 4.4371975E-5 0.1392 AML other m 2021-09-12T03:07:24.47
IV.PLAC.HNN. ML:1 6.557537E-5 0.6992 AML other m 2021-09-12T03:07:23.61
IV.JOPP.HHN. ML:0.9 3.32647725E-5 0.16 AML other m 2021-09-12T03:07:27.56
IV.JOPP.HNE. ML:1.1 4.880097E-5 0.1904 AML other m 2021-09-12T03:07:27.58
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