Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.6 on date 12-08-2022 and time 09:01:37 (UTC) in region 5 km NW Nocera Umbra (PG)

A magnitude ML 0.6 earthquake occured in region: 5 km NW Nocera Umbra (PG), on

  • 12-08-2022 09:01:37 (UTC)
  • 12-08-2022 11:01:37 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1370, 12.7460 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.

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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 5 5839 5839
Valtopina PG 9 1398 7237
Gualdo Tadino PG 11 15208 22445
Valfabbrica PG 12 3389 25834
Assisi PG 13 28299 54133
Fiuminata MC 16 1402 55535
Sefro MC 17 422 55957
Spello PG 17 8645 64602
Fossato di Vico PG 18 2840 67442
Bastia Umbra PG 18 21874 89316
Serravalle di Chienti MC 18 1070 90386

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km N of Foligno (57155 inhabitants)
29 Km E of Perugia (166134 inhabitants)
65 Km N of Terni (111501 inhabitants)
79 Km E of Arezzo (99543 inhabitants)
82 Km S of Fano (60888 inhabitants)
82 Km SW of Ancona (100861 inhabitants)
87 Km S of Pesaro (94582 inhabitants)
94 Km NW of Teramo (54892 inhabitants)
96 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 0.6 2022-08-12
09:01:37		 43.1372 12.7462 9 2022-08-12
09:23:47		 Sala Sismica INGV-Roma 108442791
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-08-12 09:01:37 ± 0.04
Latitude 43.1372 ± 0.0018
Longitude 12.7462 ± 0.0025
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 108442791

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 211
Semi-minor axis of confidence ellipse (meter) 185
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 1
Circular confidence region, given by single value of horizontal uncertainty (meter) 210.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 88
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.33725
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 9
Magnitude information

ML:0.6

Field Value
Value 0.6
Uncertainty 0.2
Num. used stations 23
Type of magnitude ML
Reference to an origin 108442791
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-08-12 09:23:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2022-08-12T09:01:50.62 0.3 undecidable manual S 98 37.4292 50 0.05 71
IV.EL6.EHZ. 2022-08-12T09:01:50.11 0.3 undecidable manual S 53 35.742 50 -0.01 72
IV.MURB.HHZ. 2022-08-12T09:01:46.50 0.3 undecidable manual S 308 22.755 112 0.32 69
IV.CESI.HHZ. 2022-08-12T09:01:45.29 0.3 undecidable manual S 139 19.4694 115 0.13 72
IV.CSP1.EHZ. 2022-08-12T09:01:45.18 0.3 undecidable manual P 98 37.4292 50 0.06 71
IV.SNTG.HHZ. 2022-08-12T09:01:45.52 0.3 undecidable manual S 50 20.4684 114 0.06 73
IV.FRON.EHZ. 2022-08-12T09:01:45.10 3.0 undecidable manual P -0.63 0
IV.MML1.EHZ. 2022-08-12T09:01:44.96 0.3 undecidable manual S 98 18.4704 116 0.13 72
IV.FOSV.EHZ. 2022-08-12T09:01:44.31 0.3 undecidable manual S 4 17.5713 118 -0.23 71
IV.EL6.EHZ. 2022-08-12T09:01:44.69 0.3 undecidable manual P 53 35.742 50 -0.17 70
IV.SNTG.HHZ. 2022-08-12T09:01:42.15 0.1 undecidable manual P 50 20.4684 114 -0.02 98
IV.MURB.HHZ. 2022-08-12T09:01:42.61 0.3 undecidable manual P 308 22.755 112 0.02 74
IV.ATCC.EHZ. 2022-08-12T09:01:42.37 0.3 undecidable manual S 302 10.0788 132 -0.05 75
IV.ASSB.HHZ. 2022-08-12T09:01:42.90 0.3 undecidable manual S 214 12.6762 126 -0.2 72
IV.MML1.EHZ. 2022-08-12T09:01:41.67 0.3 undecidable manual P 98 18.4704 116 -0.14 72
IV.FOSV.EHZ. 2022-08-12T09:01:41.67 0.6 undecidable manual P 4 17.5713 118 0.03 49
IV.CESI.HHZ. 2022-08-12T09:01:41.96 0.3 undecidable manual P 139 19.4694 115 -0.04 74
IV.ATCC.EHZ. 2022-08-12T09:01:40.45 0.1 undecidable manual P 302 10.0788 132 0.04 100
IV.ASSB.HHZ. 2022-08-12T09:01:40.82 0.1 positive manual P 214 12.6762 126 0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATCC.EHE. ML:0.8 0.00009058742000000001 0.1408 AML other m 2022-08-12T09:01:42.72
IV.ATCC.EHN. ML:0.6 0.000057025445 0.1408 AML other m 2022-08-12T09:01:42.60
IV.ASSB.HHN. ML:0.7 0.000058059804999999996 0.1408 AML other m 2022-08-12T09:01:43.25
IV.ASSB.HHE. ML:0.6 0.00005053046999999999 0.1024 AML other m 2022-08-12T09:01:44.44
IV.MML1.EHN. ML:0.7 0.000044000000000000006 0.16 AML other m 2022-08-12T09:01:45.20
IV.MML1.EHE. ML:0.5 0.000027314035 0.1792 AML other m 2022-08-12T09:01:45.11
IV.MURB.HHN. ML:0.8 0.0000421339165 0.1984 AML other m 2022-08-12T09:01:48.94
IV.MURB.HHE. ML:0.7 0.000035471285000000006 0.2048 AML other m 2022-08-12T09:01:47.57
IV.ATCC.HNN. ML:1.3 0.00025018050000000003 0.8384 AML other m 2022-08-12T09:01:45.92
IV.MML1.HNE. ML:0.6 0.000037323910000000004 0.192 AML other m 2022-08-12T09:01:45.11
IV.MML1.HNN. ML:0.7 0.000038386335 0.1472 AML other m 2022-08-12T09:01:45.28
IV.CESI.HHE. ML:0.4 0.00002032725 0.0768 AML other m 2022-08-12T09:01:45.87
IV.CESI.HHN. ML:0.4 0.00001783962 0.096 AML other m 2022-08-12T09:01:45.49
IV.SNTG.HHE. ML:0.3 0.000016860317999999998 0.1792 AML other m 2022-08-12T09:01:47.62
IV.SNTG.HHN. ML:0.4 0.000018456294999999998 0.1984 AML other m 2022-08-12T09:01:47.04
IV.SNTG.HNE. ML:0.3 0.0000162123933 0.1216 AML other m 2022-08-12T09:01:46.05
IV.SNTG.HNN. ML:0.4 0.000018912995000000003 0.0704 AML other m 2022-08-12T09:01:45.96
IV.EL6.EHE. ML:0.8 0.0000241915535 0.096 AML other m 2022-08-12T09:01:50.57
IV.EL6.EHN. ML:0.8 0.000026149459999999998 0.1216 AML other m 2022-08-12T09:01:50.79
IV.FRON.EHE. ML:0.5 0.0000083357375 0.0768 AML other m 2022-08-12T09:01:53.01
IV.FRON.EHN. ML:0.7 0.000014068655 0.0576 AML other m 2022-08-12T09:01:53.18
IV.CSP1.EHE. ML:0.6 0.00001274891 0.096 AML other m 2022-08-12T09:01:51.69
IV.CSP1.EHN. ML:0.7 0.000019903345 0.1216 AML other m 2022-08-12T09:01:52.35
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