Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.0 on date 07-06-2021 and time 18:28:37 (Italy) in region 3 km NE Gualdo (MC)

A magnitude ML 1.0 earthquake occured in region: 3 km NE Gualdo (MC), on

  • 07-06-2021 16:28:37 (UTC)
  • 07-06-2021 18:28:37 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0920, 13.3580 at 21 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Gualdo MC 3 815 815
Sant'Angelo in Pontano MC 3 1436 2251
San Ginesio MC 4 3498 5749
Ripe San Ginesio MC 6 852 6601
Penna San Giovanni MC 7 1108 7709
Sarnano MC 8 3264 10973
Colmurano MC 8 1263 12236
Cessapalombo MC 8 512 12748
Camporotondo di Fiastrone MC 9 563 13311
Monte San Martino MC 10 765 14076
Loro Piceno MC 10 2401 16477
Falerone FM 10 3337 19814
Montappone FM 10 1682 21496
Monte Vidon Corrado FM 11 731 22227
Servigliano FM 11 2336 24563
Massa Fermana FM 12 963 25526
Caldarola MC 12 1823 27349
Urbisaglia MC 12 2628 29977
Smerillo FM 12 365 30342
Amandola FM 12 3629 33971
Belforte del Chienti MC 13 1886 35857
Santa Vittoria in Matenano FM 14 1330 37187
Montefalcone Appennino FM 14 424 37611
Tolentino MC 14 20069 57680
Mogliano MC 15 4696 62376
Monteleone di Fermo FM 15 395 62771
Belmonte Piceno FM 15 646 63417
Bolognola MC 15 142 63559
Montegiorgio FM 15 6851 70410
Comunanza AP 16 3166 73576
Acquacanina MC 16 121 73697
Monsampietro Morico FM 16 659 74356
Serrapetrona MC 17 966 75322
Montefortino FM 17 1178 76500
Montelparo FM 17 778 77278
Petriolo MC 17 1998 79276
Fiastra MC 17 559 79835
Force AP 18 1354 81189
Francavilla d'Ete FM 19 964 82153
Montottone FM 19 979 83132
Magliano di Tenna FM 19 1452 84584
Monte Rinaldo FM 20 379 84963
Pollenza MC 20 6618 91581
Grottazzolina FM 20 3398 94979

Municipalities with at least 50000 inhabitants

An earthquake occurred to
55 Km E of Foligno (57155 inhabitants)
56 Km NW of Teramo (54892 inhabitants)
60 Km S of Ancona (100861 inhabitants)
79 Km E of Perugia (166134 inhabitants)
82 Km N of L'Aquila (69753 inhabitants)
83 Km NE of Terni (111501 inhabitants)
88 Km SE of Fano (60888 inhabitants)
91 Km NW of Montesilvano (53738 inhabitants)
98 Km SE of Pesaro (94582 inhabitants)
99 Km NW of Pescara (121014 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 2021-06-07
16:28:37		 43.0923 13.3578 21 2021-06-07
16:45:08		 Sala Sismica INGV-Roma 90903831
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-06-07 16:28:37 ± 0.23
Latitude 43.0923 ± 0.0135
Longitude 13.3578 ± 0.0111
Depth (km) 21 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 90903831

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1268
Semi-minor axis of confidence ellipse (meter) 795
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 7
Circular confidence region, given by single value of horizontal uncertainty (meter) 1270.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 85
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.03417
Epicentral distance of station farthest from the epicenter (degree) 0.31117
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.4
Num. used stations 10
Type of magnitude ML
Reference to an origin 90903831
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-06-07 16:45:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MML1.EHZ. 2021-06-07T16:28:49.49 0.6 undecidable manual S 274 31.3464 116 0.69 57
IV.FDMO.HHZ. 2021-06-07T16:28:47.18 0.6 undecidable manual S 254 22.755 126 0.36 64
IV.MC2.EHZ. 2021-06-07T16:28:47.65 0.6 undecidable manual S 214 24.2535 123 0.49 62
IV.CSP1.EHZ. 2021-06-07T16:28:45.05 0.6 undecidable manual S 270 12.3765 145 0.2 67
IV.CIMA.HNZ. 2021-06-07T16:28:45.19 0.3 undecidable manual P 47 34.5432 113 0.79 80
IV.MF5.EHZ. 2021-06-07T16:28:45.20 0.6 undecidable manual S 145 14.2746 141 0.05 69
IV.PF6.EHZ. 2021-06-07T16:28:44.99 0.6 undecidable manual S 291 14.1747 141 -0.15 68
IV.OFFI.HHZ. 2021-06-07T16:28:44.28 0.3 undecidable manual P 123 31.8459 115 0.26 96
IV.EL6.EHE. 2021-06-07T16:28:44.01 0.3 undecidable manual P 322 33.4443 114 -0.24 96
IV.GUMA.HHZ. 2021-06-07T16:28:43.98 0.6 undecidable manual S 209 3.7962 168 0.05 70
IV.MML1.EHZ. 2021-06-07T16:28:43.84 0.3 undecidable manual P 274 31.3464 116 -0.11 99
IV.FDMO.HHZ. 2021-06-07T16:28:42.64 0.3 undecidable manual P 254 22.755 126 -0.17 99
IV.MC2.EHZ. 2021-06-07T16:28:42.92 0.3 undecidable manual P 214 24.2535 123 -0.08 100
IV.PF6.EHZ. 2021-06-07T16:28:41.40 0.3 undecidable manual P 291 14.1747 141 -0.44 95
IV.CSP1.EHZ. 2021-06-07T16:28:41.42 0.3 undecidable manual P 270 12.3765 145 -0.25 99
IV.MF5.EHZ. 2021-06-07T16:28:41.50 0.3 undecidable manual P 145 14.2746 141 -0.35 97
IV.GUMA.HHZ. 2021-06-07T16:28:40.79 0.3 undecidable manual P 209 3.7962 168 -0.35 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GUMA.HHN. ML:1.4 0.0002165 0.18 AML other m 2021-06-07T16:28:44.11
IV.GUMA.HHE. ML:1.1 0.00010525 0.24 AML other m 2021-06-07T16:28:44.34
IV.GUMA.HNE. ML:1.3 0.00016313835 0.384 AML other m 2021-06-07T16:28:44.25
IV.GUMA.HNN. ML:1.9 0.0006262117 0.9472 AML other m 2021-06-07T16:28:43.80
IV.CSP1.EHE. ML:1.0 0.000061184405 0.2432 AML other m 2021-06-07T16:28:45.14
IV.CSP1.EHN. ML:1.0 0.000057733836499999996 0.1152 AML other m 2021-06-07T16:28:45.22
IV.MF5.EHE. ML:0.8 0.00004339619 0.1792 AML other m 2021-06-07T16:28:45.48
IV.MF5.EHN. ML:0.8 0.000042704702 0.32 AML other m 2021-06-07T16:28:45.44
IV.FDMO.HHE. ML:0.5 0.000017068755000000002 0.1792 AML other m 2021-06-07T16:28:47.39
IV.FDMO.HHN. ML:0.3 0.0000086197515 0.192 AML other m 2021-06-07T16:28:48.97
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