Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.8 on date 03-09-2022 and time 03:35:25 (UTC) in region 2 km SW Campello sul Clitunno (PG)

A magnitude ML 0.8 earthquake occured in region: 2 km SW Campello sul Clitunno (PG), on

  • 03-09-2022 03:35:25 (UTC)
  • 03-09-2022 05:35:25 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8030, 12.7670 at 8 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.

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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
Campello sul Clitunno PG 2 2442 2442
Spoleto PG 8 38218 40660
Castel Ritaldi PG 8 3278 43938
Trevi PG 9 8469 52407
Vallo di Nera PG 9 364 52771
Sant'Anatolia di Narco PG 10 564 53335
Scheggino PG 11 461 53796
Cerreto di Spoleto PG 12 1075 54871
Montefalco PG 14 5679 60550
Giano dell'Umbria PG 16 3846 64396
Sellano PG 16 1079 65475
Poggiodomo PG 17 117 65592
Foligno PG 18 57155 122747
Bevagna PG 20 5081 127828

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km S of Foligno (57155 inhabitants)
29 Km NE of Terni (111501 inhabitants)
46 Km SE of Perugia (166134 inhabitants)
69 Km NE of Viterbo (67173 inhabitants)
72 Km NW of L'Aquila (69753 inhabitants)
78 Km W of Teramo (54892 inhabitants)
89 Km N of Guidonia Montecelio (88673 inhabitants)
93 Km N of Tivoli (56533 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 0.8 2022-09-03
03:35:25		 42.8028 12.7668 9 2024-03-01
15:27:54		 Bollettino Sismico Italiano INGV 109662981
Reviewed
Rev100 		ML 0.7 2022-09-03
03:35:25		 42.8013 12.769 7 2022-09-03
03:45:15		 Sala Sismica INGV-Roma 109265751
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-03 03:35:25 ± 0.06
Latitude 42.8028 ± 0.0036
Longitude 12.7668 ± 0.0037
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 109662981

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 327
Semi-minor axis of confidence ellipse (meter) 299
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 320
Circular confidence region, given by single value of horizontal uncertainty (meter) 330.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 74
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.14389
Epicentral distance of station farthest from the epicenter (degree) 0.58006
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 109662981
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-03-28 13:39:13

ML:0.7

Field Value
Value 0.7
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 109265751
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-03 03:45:15
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHZ. 2022-09-03T03:35:46.22 0.6 undecidable manual S 25 64.3911 50 0.44 43
IV.CSP1.EHZ. 2022-09-03T03:35:41.77 0.6 undecidable manual S 48 47.9187 50 0.4 45
IV.FDMO.HHN. 2022-09-03T03:35:38.25 0.6 undecidable manual S 45 36.741 50 -0.14 48
IV.EL6.EHZ. 2022-09-03T03:35:37.39 0.3 undecidable manual P 25 64.3911 50 0.16 68
IV.LNSS.HNZ. 2022-09-03T03:35:36.61 0.6 undecidable manual S 135 31.4463 105 -0.25 48
IV.ASSB.HHN. 2022-09-03T03:35:35.94 0.6 undecidable manual S 342 28.0497 107 0.23 48
IV.CESX.HHE. 2022-09-03T03:35:35.16 0.6 undecidable manual S 214 26.0517 108 0.09 50
IV.NRCA.HHZ. 2022-09-03T03:35:35.89 0.6 undecidable manual S 83 28.4493 107 0.03 50
IV.CSP1.EHZ. 2022-09-03T03:35:34.51 0.3 undecidable manual P 48 47.9187 50 -0.18 70
IV.CESI.HHZ. 2022-09-03T03:35:34.94 0.6 undecidable manual S 26 25.0527 109 0.21 49
IV.GAVE.EHZ. 2022-09-03T03:35:32.01 0.6 undecidable manual S 140 16.0728 118 0.15 50
IV.FDMO.HHN. 2022-09-03T03:35:32.64 0.1 undecidable manual P 45 36.741 50 -0.33 93
IV.MC2.EHZ. 2022-09-03T03:35:32.78 0.3 undecidable manual P 71 36.3414 50 -0.13 72
IV.LNSS.HNZ. 2022-09-03T03:35:32.01 0.3 undecidable manual P 135 31.4463 105 -0.07 74
IV.NRCA.HHZ. 2022-09-03T03:35:31.29 0.1 undecidable manual P 83 28.4493 107 -0.22 96
IV.ASSB.HHN. 2022-09-03T03:35:31.32 0.3 undecidable manual P 342 28.0497 107 -0.1 74
IV.MOMA.HHZ. 2022-09-03T03:35:31.53 0.6 undecidable manual S 270 16.0728 118 -0.31 48
IT.GNU.HGE. 2022-09-03T03:35:31.74 0.6 undecidable manual S 270 15.9729 118 -0.1 50
IV.CESX.HHE. 2022-09-03T03:35:31.36 0.3 undecidable manual P 214 26.0517 108 0.31 71
IV.CESI.HHZ. 2022-09-03T03:35:30.78 0.3 undecidable manual P 26 25.0527 109 -0.07 75
IV.MOMA.HHZ. 2022-09-03T03:35:29.05 0.1 undecidable manual P 270 16.0728 118 -0.14 100
IT.GNU.HGE. 2022-09-03T03:35:29.36 0.3 undecidable manual P 270 15.9729 118 0.17 74
IV.GAVE.EHZ. 2022-09-03T03:35:29.48 0.1 undecidable manual P 140 16.0728 118 0.28 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GAVE.EHE. ML:0.9 0.00007245 0.1 AML other m 2022-09-03T03:35:32.32
IV.MOMA.HHE. ML:0.7 0.0000434 1.06 AML other m 2022-09-03T03:35:32.90
IV.GAVE.EHN. ML:1.0 0.00008549999999999999 0.16 AML other m 2022-09-03T03:35:33.04
IV.MOMA.HHN. ML:0.6 0.0000344 0.44 AML other m 2022-09-03T03:35:33.70
IV.ASSB.HHN. ML:0.7 0.000024449999999999998 0.18 AML other m 2022-09-03T03:35:36.47
IV.ASSB.HHE. ML:0.7 0.00002305 0.52 AML other m 2022-09-03T03:35:36.68
IV.NRCA.HHN. ML:0.6 0.0000187 1.54 AML other m 2022-09-03T03:35:38.00
IV.NRCA.HHE. ML:0.5 0.00001735 0.64 AML other m 2022-09-03T03:35:41.52
IV.ATCC.EHN. ML:1.4 0.00007845000000000001 0.24 AML other m 2022-09-03T03:35:43.00
IV.ATCC.EHE. ML:1.7 0.00014749999999999998 0.04 AML other m 2022-09-03T03:35:45.18
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