Earthquake with magnitude of ML 0.9 on date 02-02-2022 and time 20:22:16 (UTC) in region 4 km SE Nocera Umbra (PG)

A magnitude ML 0.9 earthquake occured in region: 4 km SE Nocera Umbra (PG), on

  • 02-02-2022 20:22:16 (UTC)
  • 02-02-2022 21:22:16 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0850, 12.8170 at 9 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
Nocera Umbra PG 4 5839 5839
Valtopina PG 6 1398 7237
Serravalle di Chienti MC 11 1070 8307
Sefro MC 13 422 8729
Fiuminata MC 15 1402 10131
Spello PG 16 8645 18776
Assisi PG 16 28299 47075
Gualdo Tadino PG 17 15208 62283
Foligno PG 17 57155 119438
Pioraco MC 17 1134 120572
Monte Cavallo MC 18 145 120717
Muccia MC 19 915 121632
Valfabbrica PG 19 3389 125021
Pieve Torina MC 20 1458 126479

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km NE of Foligno (57155 inhabitants)
35 Km E of Perugia (166134 inhabitants)
60 Km N of Terni (111501 inhabitants)
82 Km SW of Ancona (100861 inhabitants)
86 Km S of Fano (60888 inhabitants)
87 Km NW of Teramo (54892 inhabitants)
87 Km E of Arezzo (99543 inhabitants)
92 Km S of Pesaro (94582 inhabitants)
94 Km NE of Viterbo (67173 inhabitants)
94 Km NW of L'Aquila (69753 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 0.9 2022-02-02
20:22:16
43.0852 12.817 9 2022-02-02
20:29:25
Sala Sismica INGV-Roma 100537961
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-02-02 20:22:16 ± 0.08
Latitude 43.0852 ± 0.0045
Longitude 12.8170 ± 0.0049
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 100537961

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 471
Semi-minor axis of confidence ellipse (meter) 401
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 193
Circular confidence region, given by single value of horizontal uncertainty (meter) 470.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 72
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.10252
Epicentral distance of station farthest from the epicenter (degree) 0.35163
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 100537961
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-02-02 20:29:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHZ. 2022-02-02T20:22:29.12 0.6 undecidable manual S 139 36.9297 50 0.03 68
IV.SSFR.HHZ. 2022-02-02T20:22:29.82 0.6 undecidable manual S 356 39.0276 50 0.17 66
IV.EL6.EHZ. 2022-02-02T20:22:28.49 0.6 undecidable manual S 40 35.5422 50 -0.23 65
IV.MURB.HHZ. 2022-02-02T20:22:28.00 0.6 undecidable manual S 310 30.747 50 0.55 61
IV.CSP1.EHZ. 2022-02-02T20:22:27.87 0.6 undecidable manual S 89 31.4463 50 0.25 65
IV.SNTG.HHZ. 2022-02-02T20:22:24.35 0.6 undecidable manual S 28 21.3675 114 -0.09 69
IV.FDMO.HHZ. 2022-02-02T20:22:24.62 0.6 undecidable manual S 104 22.5552 112 -0.22 67
IV.SSFR.HHZ. 2022-02-02T20:22:23.95 0.3 positive manual P 356 39.0276 50 -0.09 100
IV.CSP1.EHZ. 2022-02-02T20:22:23.00 1.0 positive manual P 89 31.4463 50 0.13 33
IV.EL6.EHZ. 2022-02-02T20:22:23.35 1.0 undecidable manual P 40 35.5422 50 -0.15 33
IV.NRCA.HHZ. 2022-02-02T20:22:23.68 0.6 positive manual P 139 36.9297 50 -0.03 68
IV.MURB.HHZ. 2022-02-02T20:22:22.86 1.0 positive manual P 310 30.747 50 0.09 34
IV.CESI.HHZ. 2022-02-02T20:22:22.04 0.6 undecidable manual S 141 11.3775 129 0.56 63
IV.MOMA.HNE. 2022-02-02T20:22:22.63 0.6 undecidable manual P 213 37.1295 50 -1.11 47
IV.SNTG.HHZ. 2022-02-02T20:22:21.05 0.6 negative manual P 28 21.3675 114 0.01 70
IV.MML1.EHZ. 2022-02-02T20:22:21.67 0.6 undecidable manual S 76 12.876 126 -0.22 68
IV.FDMO.HHZ. 2022-02-02T20:22:21.34 1.0 negative manual P 104 22.5552 112 0.08 34
IV.ASSB.HHZ. 2022-02-02T20:22:21.91 0.6 undecidable manual S 250 13.6752 124 -0.2 68
IV.ATCC.HNZ. 2022-02-02T20:22:20.38 0.6 undecidable manual P 308 18.0708 117 -0.07 69
IV.MML1.EHZ. 2022-02-02T20:22:19.68 1.0 undecidable manual P 76 12.876 126 0.12 35
IV.ASSB.HHZ. 2022-02-02T20:22:19.89 0.6 negative manual P 250 13.6752 124 0.2 68
IV.CESI.HHZ. 2022-02-02T20:22:19.52 0.6 undecidable manual P 141 11.3775 129 0.2 68
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHN. ML:0.6 0.00004679999999999999 0.44 AML other m 2022-02-02T20:22:21.95
IV.CESI.HHE. ML:0.7 0.00005824999999999999 0.2 AML other m 2022-02-02T20:22:21.80
IV.MML1.EHN. ML:1.1 0.00013450000000000002 0.16 AML other m 2022-02-02T20:22:21.88
IV.MML1.EHE. ML:0.8 0.000068 0.2 AML other m 2022-02-02T20:22:22.00
IV.ASSB.HHN. ML:0.9 0.0000785 0.74 AML other m 2022-02-02T20:22:22.30
IV.ASSB.HHE. ML:0.8 0.00006135 1.32 AML other m 2022-02-02T20:22:23.67
IV.SSFR.HHE. ML:1.1 0.00004305 0.68 AML other m 2022-02-02T20:22:30.27
IV.SSFR.HHN. ML:1.0 0.0000388 0.66 AML other m 2022-02-02T20:22:31.53
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