Earthquake with magnitude of ML 1.2 on date 21-01-2022 and time 03:01:03 (UTC) in region 3 km S Visso (MC)

A magnitude ML 1.2 earthquake occured in region: 3 km S Visso (MC), on

  • 21-01-2022 03:01:03 (UTC)
  • 21-01-2022 04:01:03 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9070, 13.0950 at 11 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
Visso MC 3 1107 1107
Castelsantangelo sul Nera MC 5 281 1388
Preci PG 5 724 2112
Ussita MC 6 444 2556
Monte Cavallo MC 12 145 2701
Norcia PG 13 4957 7658
Sellano PG 14 1079 8737
Bolognola MC 15 142 8879
Fiordimonte MC 15 202 9081
Acquacanina MC 15 121 9202
Fiastra MC 15 559 9761
Pieve Torina MC 16 1458 11219
Pievebovigliana MC 17 866 12085
Cerreto di Spoleto PG 17 1075 13160
Montemonaco AP 19 604 13764
Muccia MC 20 915 14679

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km E of Foligno (57155 inhabitants)
53 Km NE of Terni (111501 inhabitants)
57 Km W of Teramo (54892 inhabitants)
62 Km E of Perugia (166134 inhabitants)
67 Km NW of L'Aquila (69753 inhabitants)
86 Km SW of Ancona (100861 inhabitants)
97 Km W of Montesilvano (53738 inhabitants)
98 Km NE of Viterbo (67173 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 1.2 2022-01-21
03:01:03
42.9068 13.0953 11 2022-01-21
03:04:50
Sala Sismica INGV-Roma 100001271
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-01-21 03:01:03 ± 0.05
Latitude 42.9068 ± 0.0018
Longitude 13.0953 ± 0.0037
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 100001271

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 330
Semi-minor axis of confidence ellipse (meter) 76
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 274
Circular confidence region, given by single value of horizontal uncertainty (meter) 330.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 90
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.32735
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 100001271
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-01-21 03:04:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LNSS.HHZ. 2022-01-21T03:01:15.27 0.1 undecidable manual S 188 34.0437 90 0.34 89
IV.SMA1.EHZ. 2022-01-21T03:01:15.44 0.1 undecidable manual S 147 36.3414 90 -0.11 93
IV.GAVE.EHZ. 2022-01-21T03:01:13.53 0.1 undecidable manual S 215 28.8489 90 -0.04 96
IV.GUMA.HHZ. 2022-01-21T03:01:13.22 0.1 undecidable manual S 48 26.0517 91 0.42 89
IV.TERO.HHZ. 2022-01-21T03:01:12.42 3.0 undecidable manual P -0.43 0
IV.EL6.EHZ. 2022-01-21T03:01:12.03 3.0 positive manual P -0.15 0
IV.MML1.EHZ. 2022-01-21T03:01:12.40 0.1 undecidable manual S 336 25.0527 91 -0.13 94
IV.CSP1.EHZ. 2022-01-21T03:01:11.76 0.1 undecidable manual S 23 22.3554 91 -0.06 96
IV.CESI.HHZ. 2022-01-21T03:01:10.98 0.1 undecidable manual S 305 18.9699 91 0.08 97
IV.SMA1.EHZ. 2022-01-21T03:01:10.11 1.0 negative manual P 147 36.3414 90 -0.31 22
IV.MMO1.EHZ. 2022-01-21T03:01:10.52 0.1 undecidable manual S 92 18.87 91 -0.36 91
IV.ASSB.HHZ. 2022-01-21T03:01:10.97 3.0 negative manual P 0.12 0
IV.LNSS.HHZ. 2022-01-21T03:01:09.87 0.6 positive manual P 188 34.0437 90 -0.19 46
IV.GAVE.EHZ. 2022-01-21T03:01:09.35 0.6 undecidable manual P 215 28.8489 90 0.08 48
IV.FDMO.HHZ. 2022-01-21T03:01:09.63 0.1 undecidable manual S 357 14.3745 96 -0.07 97
IV.MF5.EHZ. 2022-01-21T03:01:09.83 3.0 positive manual P 0.37 0
IV.MML1.EHZ. 2022-01-21T03:01:08.57 0.6 positive manual P 336 25.0527 91 -0.1 48
IV.NRCA.HHZ. 2022-01-21T03:01:08.03 0.1 undecidable manual S 169 8.2806 130 -0.19 97
IV.GUMA.HHZ. 2022-01-21T03:01:08.95 0.6 negative manual P 48 26.0517 91 0.12 48
IV.MC2.EHZ. 2022-01-21T03:01:08.37 0.1 undecidable manual S 86 7.5813 133 0.28 95
IV.CSP1.EHZ. 2022-01-21T03:01:08.19 0.3 undecidable manual P 23 22.3554 91 -0.07 72
IV.FDMO.HHZ. 2022-01-21T03:01:07.01 0.6 positive manual P 357 14.3745 96 -0.02 49
IV.MMO1.EHZ. 2022-01-21T03:01:07.52 0.3 negative manual P 92 18.87 91 -0.19 71
IV.CESI.HHZ. 2022-01-21T03:01:07.75 0.1 positive manual P 305 18.9699 91 0.02 98
IV.NRCA.HHZ. 2022-01-21T03:01:06.17 0.1 undecidable manual P 169 8.2806 130 -0.01 100
IV.MC2.EHZ. 2022-01-21T03:01:06.28 0.1 negative manual P 86 7.5813 133 0.18 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HNN. ML:1.6 0.0005085 0.1 AML other m 2022-01-21T03:01:08.06
IV.NRCA.HHN. ML:1.6 0.0005435000000000001 0.14 AML other m 2022-01-21T03:01:08.18
IV.NRCA.HHE. ML:1.3 0.0002735 0.08 AML other m 2022-01-21T03:01:08.22
IV.NRCA.HNE. ML:1.3 0.00028100000000000005 1.08 AML other m 2022-01-21T03:01:08.23
IV.GUMA.HHN. ML:1.1 0.0000631 0.46 AML other m 2022-01-21T03:01:09.70
IV.FDMO.HHN. ML:1.2 0.000135 0.22 AML other m 2022-01-21T03:01:09.72
IV.FDMO.HHE. ML:1.3 0.000178 0.4 AML other m 2022-01-21T03:01:09.76
IV.CESI.HHE. ML:1.0 0.00006890000000000001 1.42 AML other m 2022-01-21T03:01:11.01
IV.MMO1.EHN. ML:1.2 0.00010975 0.32 AML other m 2022-01-21T03:01:11.22
IV.MMO1.EHE. ML:1.0 0.00006915 0.24 AML other m 2022-01-21T03:01:11.13
IV.CESI.HHN. ML:1.3 0.0001505 0.1 AML other m 2022-01-21T03:01:11.28
IV.MML1.EHN. ML:0.8 0.000040050000000000004 0.16 AML other m 2022-01-21T03:01:12.79
IV.MML1.EHE. ML:0.8 0.0000354 0.12 AML other m 2022-01-21T03:01:12.87
IV.GUMA.HHE. ML:1.2 0.00007869999999999999 0.52 AML other m 2022-01-21T03:01:13.34
IV.GAVE.EHE. ML:1.1 0.00006385 0.58 AML other m 2022-01-21T03:01:13.65
IV.GAVE.EHN. ML:1.2 0.00006895 0.58 AML other m 2022-01-21T03:01:13.97
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