Earthquake with magnitude of ML 1.0 on date 23-01-2022 and time 22:06:07 (UTC) in region 2 km NE Ussita (MC)

A magnitude ML 1.0 earthquake occured in region: 2 km NE Ussita (MC), on

  • 23-01-2022 22:06:07 (UTC)
  • 23-01-2022 23:06:07 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9600, 13.1530 at 10 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
Ussita MC 2 444 444
Visso MC 6 1107 1551
Castelsantangelo sul Nera MC 7 281 1832
Bolognola MC 7 142 1974
Acquacanina MC 8 121 2095
Fiastra MC 9 559 2654
Fiordimonte MC 10 202 2856
Pieve Torina MC 13 1458 4314
Pievebovigliana MC 13 866 5180
Preci PG 13 724 5904
Monte Cavallo MC 13 145 6049
Sarnano MC 15 3264 9313
Montefortino FM 16 1178 10491
Montemonaco AP 16 604 11095
Muccia MC 16 915 12010
Amandola FM 17 3629 15639
Cessapalombo MC 19 512 16151
Norcia PG 19 4957 21108
Gualdo MC 19 815 21923
Montegallo AP 20 523 22446
Sellano PG 20 1079 23525

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km E of Foligno (57155 inhabitants)
56 Km NW of Teramo (54892 inhabitants)
61 Km NE of Terni (111501 inhabitants)
64 Km E of Perugia (166134 inhabitants)
71 Km N of L'Aquila (69753 inhabitants)
79 Km SW of Ancona (100861 inhabitants)
95 Km NW of Montesilvano (53738 inhabitants)
99 Km S of Fano (60888 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 2022-01-23
22:06:07
42.9602 13.1533 10 2022-01-23
22:11:08
Sala Sismica INGV-Roma 100104841
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-01-23 22:06:07 ± 0.09
Latitude 42.9602 ± 0.0018
Longitude 13.1533 ± 0.0025
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 100104841

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 220
Semi-minor axis of confidence ellipse (meter) 81
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 236
Circular confidence region, given by single value of horizontal uncertainty (meter) 220.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 100
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.09
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.20235
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 9
Type of magnitude ML
Reference to an origin 100104841
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-01-23 22:11:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SSFR.HHZ. 2022-01-23T22:06:20.76 3.0 undecidable manual P 0.52 0
IV.CESI.HHZ. 2022-01-23T22:06:15.17 0.3 undecidable manual S 284 20.7681 117 0.01 75
IV.MML1.EHZ. 2022-01-23T22:06:15.75 0.3 undecidable manual S 319 22.4553 115 0.06 74
IV.CSP1.EHZ. 2022-01-23T22:06:13.42 0.1 undecidable manual S 16 15.1737 124 -0.06 100
IV.MMO1.EHZ. 2022-01-23T22:06:13.61 0.3 undecidable manual S 116 15.5733 124 0.01 75
IV.NRCA.HHZ. 2022-01-23T22:06:13.17 0.1 undecidable manual S 193 14.3745 126 -0.08 99
IV.MML1.EHZ. 2022-01-23T22:06:12.04 0.1 undecidable manual P 319 22.4553 115 -0.02 99
IV.MC2.EHZ. 2022-01-23T22:06:11.40 0.1 undecidable manual S 152 6.0939 150 0.12 100
IV.CESI.HHZ. 2022-01-23T22:06:11.78 0.1 undecidable manual P 284 20.7681 117 0.04 99
IV.NRCA.HHZ. 2022-01-23T22:06:10.72 0.1 negative manual P 193 14.3745 126 0.07 100
IV.CSP1.EHZ. 2022-01-23T22:06:10.90 0.6 positive manual P 16 15.1737 124 0.12 49
IV.MMO1.EHZ. 2022-01-23T22:06:10.89 0.1 undecidable manual P 116 15.5733 124 0.04 100
IV.MC2.EHZ. 2022-01-23T22:06:09.35 0.1 undecidable manual P 152 6.0939 150 -0.16 99
IV.FDMO.HHZ. 2022-01-23T22:06:09.85 0.6 positive manual P 328 9.9789 136 -0.13 50
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:0.6 0.000047799999999999996 0.14 AML other m 2022-01-23T22:06:12.06
IV.FDMO.HHN. ML:0.6 0.00005505 0.16 AML other m 2022-01-23T22:06:12.96
IV.NRCA.HHN. ML:1.0 0.00008824999999999999 0.14 AML other m 2022-01-23T22:06:13.64
IV.NRCA.HHE. ML:0.9 0.00008499999999999999 0.1 AML other m 2022-01-23T22:06:13.73
IV.SSFR.HHN. ML:1.2 0.0000298 0.96 AML other m 2022-01-23T22:06:23.77
IV.SSFR.HHE. ML:1.2 0.00003395 0.42 AML other m 2022-01-23T22:06:24.59
IV.MC2.EHE. ML:1.0 0.00014889125 0.2304 AML other m 2022-01-23T22:06:12.72
IV.MC2.EHN. ML:1.1 0.000181618365 0.256 AML other m 2022-01-23T22:06:11.86
IV.NRCA.HNE. ML:1.0 0.00010244807 0.1664 AML other m 2022-01-23T22:06:13.68
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download