Earthquake with magnitude of ML 1.0 on date 22-01-2022 and time 21:31:31 (Italy) in region 1 km W Visso (MC)

A magnitude ML 1.0 earthquake occured in region: 1 km W Visso (MC), on

  • 22-01-2022 20:31:31 (UTC)
  • 22-01-2022 21:31:31 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9310, 13.0780 at 11 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.

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 1 1107 1107
Ussita MC 5 444 1551
Preci PG 7 724 2275
Castelsantangelo sul Nera MC 7 281 2556
Monte Cavallo MC 9 145 2701
Fiordimonte MC 12 202 2903
Pieve Torina MC 13 1458 4361
Sellano PG 13 1079 5440
Fiastra MC 13 559 5999
Acquacanina MC 14 121 6120
Bolognola MC 14 142 6262
Pievebovigliana MC 15 866 7128
Norcia PG 15 4957 12085
Muccia MC 17 915 13000
Cerreto di Spoleto PG 18 1075 14075
Serravalle di Chienti MC 19 1070 15145

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km E of Foligno (57155 inhabitants)
54 Km NE of Terni (111501 inhabitants)
59 Km E of Perugia (166134 inhabitants)
59 Km NW of Teramo (54892 inhabitants)
70 Km NW of L'Aquila (69753 inhabitants)
84 Km SW of Ancona (100861 inhabitants)
98 Km NE of Viterbo (67173 inhabitants)
99 Km W of Montesilvano (53738 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 1.0 2022-01-22
20:31:31
42.9312 13.0778 11 2022-07-08
12:33:26
Bollettino Sismico Italiano INGV 100577481
Reviewed
Rev100
ML 1.0 2022-01-22
20:31:31
42.9323 13.0823 11 2022-01-22
20:36:42
Sala Sismica INGV-Roma 100063111
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-01-22 20:31:31 ± 0.04
Latitude 42.9312 ± 0.0027
Longitude 13.0778 ± 0.0037
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 100577481

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 302
Semi-minor axis of confidence ellipse (meter) 250
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 240
Circular confidence region, given by single value of horizontal uncertainty (meter) 300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 91
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.03687
Epicentral distance of station farthest from the epicenter (degree) 0.29138
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:1.0

Field Value
Value 1.0
Uncertainty 0.4
Num. used stations 22
Type of magnitude ML
Reference to an origin 100577481
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-02-03 22:09:22

ML:1.0

Field Value
Value 1.0
Uncertainty 0.4
Num. used stations 22
Type of magnitude ML
Reference to an origin 100063111
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-01-22 20:36:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SAP2.EHE. 2022-01-22T20:31:43.09 0.3 undecidable manual S 55 31.8459 50 0.37 68
IV.GAVE.EHN. 2022-01-22T20:31:42.43 0.3 undecidable manual S 209 30.4473 50 0.09 72
IV.MTRA.EHE. 2022-01-22T20:31:42.72 0.3 undecidable manual S 127 32.3454 50 -0.13 71
IV.GUMA.HNN. 2022-01-22T20:31:41.40 0.3 undecidable manual S 55 25.4523 50 0.38 68
IV.PF6.EHN. 2022-01-22T20:31:40.60 0.3 undecidable manual S 22 24.753 50 -0.24 70
IV.MML1.EHZ. 2022-01-22T20:31:39.92 0.3 undecidable manual S 337 21.9669 50 -0.17 72
IV.MMO1.EHZ. 2022-01-22T20:31:39.37 0.3 undecidable manual S 100 20.5683 50 -0.33 69
IV.CSP1.EHZ. 2022-01-22T20:31:39.53 0.3 undecidable manual S 30 20.5683 50 -0.18 72
IV.MTRA.EHE. 2022-01-22T20:31:38.05 0.1 undecidable manual P 127 32.3454 50 -0.11 95
IV.CESI.HHZ. 2022-01-22T20:31:38.58 0.3 undecidable manual S 300 16.2726 50 0.01 75
IV.SAP2.EHE. 2022-01-22T20:31:38.02 0.6 undecidable manual P 55 31.8459 50 -0.06 48
IV.GUMA.HNN. 2022-01-22T20:31:37.33 0.1 undecidable manual P 55 25.4523 50 0.23 94
IV.FDMO.HHZ. 2022-01-22T20:31:37.02 0.3 undecidable manual S 4 11.6772 133 -0.31 71
IV.GAVE.EHN. 2022-01-22T20:31:37.86 0.1 undecidable manual P 209 30.4473 50 -0.01 97
IV.MMO1.EHZ. 2022-01-22T20:31:36.28 0.1 positive manual P 100 20.5683 50 -0.06 98
IV.CSP1.EHZ. 2022-01-22T20:31:36.40 0.1 undecidable manual P 30 20.5683 50 0.05 98
IV.MML1.EHZ. 2022-01-22T20:31:36.53 0.1 undecidable manual P 337 21.9669 50 -0.03 98
IV.MC2.EHZ. 2022-01-22T20:31:36.74 0.3 undecidable manual S 104 9.2796 140 -0.01 76
IT.MTCL.HGZ. 2022-01-22T20:31:36.58 0.3 undecidable manual S 318 9.4794 139 -0.21 73
IV.PF6.EHN. 2022-01-22T20:31:36.92 0.1 undecidable manual P 22 24.753 50 -0.08 97
IV.NRCA.HHZ. 2022-01-22T20:31:36.94 0.3 undecidable manual S 165 11.1777 134 -0.27 71
IV.FEMA.HNZ. 2022-01-22T20:31:35.89 0.3 undecidable manual S 326 4.0959 159 0.06 76
IV.FDMO.HHZ. 2022-01-22T20:31:35.01 0.1 negative manual P 4 11.6772 133 0.04 100
IV.CESI.HHZ. 2022-01-22T20:31:35.78 0.1 positive manual P 300 16.2726 50 0.1 98
IV.MC2.EHZ. 2022-01-22T20:31:34.82 0.1 negative manual P 104 9.2796 140 0.18 97
IT.MTCL.HGZ. 2022-01-22T20:31:34.74 0.1 undecidable manual P 318 9.4794 139 0.08 99
IV.NRCA.HHZ. 2022-01-22T20:31:34.98 0.1 positive manual P 165 11.1777 134 0.08 99
IV.FEMA.HNZ. 2022-01-22T20:31:34.34 0.1 negative manual P 326 4.0959 159 0.23 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MML1.EHN. ML:0.2 0.0000079328055 0.3008 AML other m 2022-01-22T20:31:36.41
IV.MML1.HNN. ML:1.3 0.00012459096 0.5504 AML other m 2022-01-22T20:31:36.72
IV.NRCA.HNE. ML:1.0 0.00012097697 0.1152 AML other m 2022-01-22T20:31:37.22
IV.NRCA.HHE. ML:1.0 0.00011999999999999999 0.1 AML other m 2022-01-22T20:31:37.21
IV.NRCA.HNN. ML:1.1 0.00013804855 0.1664 AML other m 2022-01-22T20:31:37.23
IV.NRCA.HHN. ML:1.0 0.000126 0.16 AML other m 2022-01-22T20:31:37.15
IV.FDMO.HHN. ML:0.4 0.00003100841 0.1408 AML other m 2022-01-22T20:31:37.20
IV.FDMO.HHE. ML:0.9 0.00009015000000000001 0.16 AML other m 2022-01-22T20:31:37.29
IV.MC2.EHN. ML:0.8 0.000086762625 0.1408 AML other m 2022-01-22T20:31:37.85
IV.MC2.EHE. ML:1.0 0.00011464810505000001 1.7568 AML other m 2022-01-22T20:31:38.12
IV.CESI.HNN. ML:1.2 0.000125170665 0.2432 AML other m 2022-01-22T20:31:38.87
IV.CESI.HHN. ML:1.1 0.00009815 0.22 AML other m 2022-01-22T20:31:38.87
IV.CESI.HHE. ML:0.7 0.000039566601 1.8848 AML other m 2022-01-22T20:31:39.98
IV.CSP1.EHN. ML:1.2 0.00011757784 0.192 AML other m 2022-01-22T20:31:39.87
IV.MMO1.EHE. ML:0.7 0.0000362594435 0.0768 AML other m 2022-01-22T20:31:39.87
IV.CSP1.EHE. ML:0.8 0.000050069370000000003 0.1664 AML other m 2022-01-22T20:31:39.89
IV.MMO1.EHN. ML:0.7 0.000034904515000000005 0.1024 AML other m 2022-01-22T20:31:40.06
IV.CESI.HNE. ML:1.3 0.00015825935 1.424 AML other m 2022-01-22T20:31:42.20
IV.MML1.HNE. ML:1.1 0.00008618550499999999 0.512 AML other m 2022-01-22T20:31:43.71
IV.MMO1.HNN. ML:2.8 0.004943261 0.7168 AML other m 2022-01-22T20:31:45.36
IV.MMO1.HNE. ML:2.9 0.006124235499999999 1.3472 AML other m 2022-01-22T20:31:45.88
IV.MML1.EHE. ML:0.5 0.000018790725 0.8352 AML other m 2022-01-22T20:31:46.26
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