Earthquake with magnitude of ML 0.9 on date 24-09-2022 and time 09:31:35 (UTC) in region 5 km N Vallo di Nera (PG)

A magnitude ML 0.9 earthquake occured in region: 5 km N Vallo di Nera (PG), on

  • 24-09-2022 09:31:35 (UTC)
  • 24-09-2022 11:31:35 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8170, 12.8450 at 14 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
Vallo di Nera PG 5 364 364
Campello sul Clitunno PG 6 2442 2806
Cerreto di Spoleto PG 6 1075 3881
Sant'Anatolia di Narco PG 9 564 4445
Trevi PG 10 8469 12914
Sellano PG 11 1079 13993
Scheggino PG 12 461 14454
Spoleto PG 13 38218 52672
Poggiodomo PG 14 117 52789
Castel Ritaldi PG 14 3278 56067
Preci PG 17 724 56791
Cascia PG 18 3217 60008
Montefalco PG 18 5679 65687
Foligno PG 19 57155 122842

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km SE of Foligno (57155 inhabitants)
33 Km NE of Terni (111501 inhabitants)
49 Km SE of Perugia (166134 inhabitants)
69 Km NW of L'Aquila (69753 inhabitants)
72 Km W of Teramo (54892 inhabitants)
75 Km NE of Viterbo (67173 inhabitants)
91 Km N of Guidonia Montecelio (88673 inhabitants)
95 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
Reviewed
Rev100
ML 0.9 2022-09-24
09:31:35
42.817 12.8453 14 2022-09-24
09:35:53
Sala Sismica INGV-Roma 110090181
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-24 09:31:35 ± 0.18
Latitude 42.8170 ± 0.0045
Longitude 12.8453 ± 0.0086
Depth (km) 14 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 110090181

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 644
Semi-minor axis of confidence ellipse (meter) 467
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 86
Circular confidence region, given by single value of horizontal uncertainty (meter) 640.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 165
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.38041
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 110090181
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-24 09:35:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SENI.HNZ. 2022-09-24T09:32:07.25 3.0 undecidable manual S -0.49 0
IV.ATPI.EHZ. 2022-09-24T09:31:50.98 3.0 negative manual P 0.56 0
IV.FDMO.HHZ. 2022-09-24T09:31:46.67 0.6 undecidable manual S 39 31.2465 99 0.1 50
IV.ASSB.HHZ. 2022-09-24T09:31:45.97 0.6 undecidable manual S 329 29.2485 100 -0.07 51
IV.CSP1.EHZ. 2022-09-24T09:31:43.66 0.6 positive manual P 44 42.2244 95 0.01 50
IV.CESI.HHZ. 2022-09-24T09:31:43.89 0.6 undecidable manual S 13 21.3675 106 -0.1 51
IV.GAVE.EHZ. 2022-09-24T09:31:42.08 0.6 undecidable manual S 164 14.3745 121 -0.2 51
IV.ASSB.HHZ. 2022-09-24T09:31:41.80 0.6 undecidable manual P 329 29.2485 100 0.13 50
IV.FDMO.HHZ. 2022-09-24T09:31:41.88 0.6 undecidable manual P 39 31.2465 99 -0.1 50
IV.LNSS.HHZ. 2022-09-24T09:31:41.01 1.0 undecidable manual P 146 28.5492 100 -0.56 22
IV.CESI.HHZ. 2022-09-24T09:31:40.47 0.6 undecidable manual P 13 21.3675 106 -0.02 52
IV.GAVE.EHZ. 2022-09-24T09:31:39.72 0.1 negative manual P 164 14.3745 121 0.22 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GAVE.EHE. ML:1.2 0.00014850000000000003 0.44 AML other m 2022-09-24T09:31:42.35
IV.GAVE.EHN. ML:1.2 0.000125 1.48 AML other m 2022-09-24T09:31:43.85
IV.CESI.HHN. ML:0.9 0.000053400000000000004 0.38 AML other m 2022-09-24T09:31:44.02
IV.CESI.HHE. ML:0.8 0.0000371 0.26 AML other m 2022-09-24T09:31:44.11
IV.ASSB.HHE. ML:0.6 0.000020749999999999996 0.34 AML other m 2022-09-24T09:31:46.55
IV.ASSB.HHN. ML:0.7 0.00002485 1.36 AML other m 2022-09-24T09:31:49.19
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