Earthquake with magnitude of ML 0.5 on date 20-01-2022 and time 11:44:32 (UTC) in region 5 km SE Gualdo Tadino (PG)

A magnitude ML 0.5 earthquake occured in region: 5 km SE Gualdo Tadino (PG), on

  • 20-01-2022 11:44:32 (UTC)
  • 20-01-2022 12:44:32 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.2050, 12.8330 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
Gualdo Tadino PG 5 15208 15208
Fiuminata MC 8 1402 16610
Esanatoglia MC 11 2034 18644
Nocera Umbra PG 11 5839 24483
Sefro MC 12 422 24905
Fossato di Vico PG 12 2840 27745
Pioraco MC 13 1134 28879
Matelica MC 16 9981 38860
Fabriano AN 16 31480 70340
Sigillo PG 16 2404 72744
Valtopina PG 17 1398 74142
Serravalle di Chienti MC 18 1070 75212
Cerreto d'Esi AN 18 3817 79029
Castelraimondo MC 18 4587 83616
Valfabbrica PG 19 3389 87005
Gagliole MC 20 620 87625
Costacciaro PG 20 1216 88841

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km NE of Foligno (57155 inhabitants)
38 Km E of Perugia (166134 inhabitants)
72 Km SW of Ancona (100861 inhabitants)
73 Km S of Fano (60888 inhabitants)
73 Km N of Terni (111501 inhabitants)
79 Km S of Pesaro (94582 inhabitants)
82 Km E of Arezzo (99543 inhabitants)
93 Km NW of Teramo (54892 inhabitants)
98 Km S of Rimini (147750 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 0.5 2022-01-20
11:44:32
43.2053 12.8332 11 2022-01-20
11:51:09
Sala Sismica INGV-Roma 99979121
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-01-20 11:44:32 ± 0.04
Latitude 43.2053 ± 0.0027
Longitude 12.8332 ± 0.0037
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 99979121

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 315
Semi-minor axis of confidence ellipse (meter) 242
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 230
Circular confidence region, given by single value of horizontal uncertainty (meter) 320.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 97
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) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.09263
Epicentral distance of station farthest from the epicenter (degree) 0.56387
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 99979121
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-01-20 11:51:09
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CRTC.HHZ. 2022-01-20T11:44:43.87 0.6 undecidable manual P 4 62.5929 50 0.63 39
IV.FDMO.HHZ. 2022-01-20T11:44:42.15 0.6 undecidable manual S 132 27.8499 50 0.05 48
IV.EL6.EHZ. 2022-01-20T11:44:41.49 0.6 undecidable manual S 58 25.6521 50 -0.04 49
IV.SSFR.HHZ. 2022-01-20T11:44:41.49 0.6 undecidable manual S 351 25.9518 50 -0.11 48
IV.CESI.HHZ. 2022-01-20T11:44:40.74 0.6 undecidable manual S 165 22.9548 50 -0.07 48
IV.MML1.EHZ. 2022-01-20T11:44:38.60 0.3 undecidable manual S 132 15.1737 125 0.03 74
IV.ATCC.EHZ. 2022-01-20T11:44:38.76 0.3 undecidable manual S 262 15.7731 124 0.01 74
IV.CESI.HHZ. 2022-01-20T11:44:37.06 0.3 undecidable manual P 165 22.9548 50 -0.08 72
IV.SSFR.HHZ. 2022-01-20T11:44:37.68 0.3 undecidable manual P 351 25.9518 50 0.08 72
IV.EL6.EHZ. 2022-01-20T11:44:37.45 0.1 undecidable manual P 58 25.6521 50 -0.11 96
IV.SNTG.HHZ. 2022-01-20T11:44:37.26 0.1 undecidable manual S 58 10.2786 136 -0.02 100
IV.FDMO.HHZ. 2022-01-20T11:44:37.78 0.1 undecidable manual P 132 27.8499 50 -0.11 95
IV.FOSV.EHZ. 2022-01-20T11:44:37.24 0.6 undecidable manual S 330 11.4774 133 -0.35 47
IV.ATCC.EHZ. 2022-01-20T11:44:36.04 0.1 undecidable manual P 262 15.7731 124 0.08 98
IV.SNTG.HHZ. 2022-01-20T11:44:35.21 0.1 undecidable manual P 58 10.2786 136 0.1 98
IV.FOSV.EHZ. 2022-01-20T11:44:35.25 0.1 undecidable manual P 330 11.4774 133 -0.03 100
IV.MML1.EHZ. 2022-01-20T11:44:35.90 0.1 undecidable manual P 132 15.1737 125 0.05 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SNTG.HHE. ML:0.3 0.00002342212 0.224 AML other m 2022-01-20T11:44:38.60
IV.SNTG.HHN. ML:0.4 0.000032144029 0.8384 AML other m 2022-01-20T11:44:38.26
IV.FOSV.EHE. ML:0.6 0.00004031462 0.2432 AML other m 2022-01-20T11:44:37.55
IV.FOSV.EHN. ML:0.7 0.000058497704999999994 0.3008 AML other m 2022-01-20T11:44:37.64
IV.SSFR.HHE. ML:0.8 0.000036136840000000006 0.32 AML other m 2022-01-20T11:44:41.80
IV.FDMO.HHN. ML:0.5 0.000012643726000000002 0.7808 AML other m 2022-01-20T11:44:42.95
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