Earthquake with magnitude of ML 0.5 on date 18-09-2022 and time 22:21:11 (UTC) in region 8 km S Piobbico (PU)

A magnitude ML 0.5 earthquake occured in region: 8 km S Piobbico (PU), on

  • 18-09-2022 22:21:11 (UTC)
  • 19-09-2022 00:21:11 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.5220, 12.5280 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
Piobbico PU 8 2029 2029
Apecchio PU 10 1882 3911
Cantiano PU 10 2245 6156
Cagli PU 10 8731 14887
Pietralunga PG 11 2111 16998
Acqualagna PU 16 4393 21391
Urbania PU 16 7099 28490
Frontone PU 17 1300 29790
Scheggia e Pascelupo PG 17 1393 31183
Sant'Angelo in Vado PU 19 4133 35316
Gubbio PG 19 32216 67532
Peglio PU 20 696 68228
Fermignano PU 20 8596 76824
Serra Sant'Abbondio PU 20 1027 77851

Municipalities with at least 50000 inhabitants

An earthquake occurred to
47 Km N of Perugia (166134 inhabitants)
52 Km E of Arezzo (99543 inhabitants)
53 Km SW of Pesaro (94582 inhabitants)
53 Km SW of Fano (60888 inhabitants)
60 Km S of Rimini (147750 inhabitants)
64 Km N of Foligno (57155 inhabitants)
72 Km SE of Cesena (96758 inhabitants)
81 Km W of Ancona (100861 inhabitants)
87 Km SE of Forlì (117913 inhabitants)
99 Km E of Siena (53903 inhabitants)
100 Km SE of Faenza (58541 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 2022-09-18
22:21:11
43.5218 12.528 11 2022-09-18
22:54:27
Sala Sismica INGV-Roma 109873651
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-18 22:21:11 ± 0.03
Latitude 43.5218 ± 0.0018
Longitude 12.5280 ± 0.0025
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 109873651

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 240
Semi-minor axis of confidence ellipse (meter) 210
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 23
Circular confidence region, given by single value of horizontal uncertainty (meter) 240.0
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 14
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.20325
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 109873651
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-18 22:54:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2022-09-18T22:21:23.97 3.0 negative manual P -0.55 0
IV.FRON.EHZ. 2022-09-18T22:21:18.32 0.1 undecidable manual S 92 15.873 90 0.08 98
IV.ATVO.HHZ. 2022-09-18T22:21:18.85 0.1 undecidable manual S 212 18.3705 90 -0.04 99
IV.ATPI.EHZ. 2022-09-18T22:21:17.33 0.3 undecidable manual S 232 12.876 101 -0.1 74
IV.APEC.HHZ. 2022-09-18T22:21:16.76 0.3 undecidable manual S 295 9.5793 122 0.13 74
IV.MPAG.EHZ. 2022-09-18T22:21:16.46 3.0 undecidable manual Pg 0.23 0
IV.SSFR.HHZ. 2022-09-18T22:21:16.38 0.1 undecidable manual P 115 22.5552 90 -0.05 98
IV.NARO.HHZ. 2022-09-18T22:21:16.71 0.3 undecidable manual S 23 10.7781 115 -0.18 73
IV.ATVO.HHZ. 2022-09-18T22:21:15.72 0.1 undecidable manual P 212 18.3705 90 -0.06 98
IV.ATFO.HHZ. 2022-09-18T22:21:15.76 0.1 undecidable manual P 168 17.5713 90 0.09 97
IV.FRON.EHZ. 2022-09-18T22:21:15.43 0.1 undecidable manual P 92 15.873 90 0.02 99
IV.NARO.HHZ. 2022-09-18T22:21:14.60 0.1 undecidable manual P 23 10.7781 115 -0.03 100
IV.APEC.HHZ. 2022-09-18T22:21:14.61 0.1 undecidable manual P 295 9.5793 122 0.13 99
IV.ATPI.EHZ. 2022-09-18T22:21:14.91 0.1 undecidable manual P 232 12.876 101 -0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.APEC.HHN. ML:0.5 0.000036200000000000006 0.92 AML other m 2022-09-18T22:21:17.09
IV.APEC.HHE. ML:0.4 0.00003175 0.1 AML other m 2022-09-18T22:21:17.08
IV.ATVO.HHE. ML:0.5 0.000024055 0.42 AML other m 2022-09-18T22:21:19.15
IV.ATVO.HHN. ML:0.5 0.0000236 0.92 AML other m 2022-09-18T22:21:19.22
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