Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.5 on date 27-08-2022 and time 11:35:39 (Italy) in region 6 km NW Cagli (PU)

A magnitude ML 0.5 earthquake occured in region: 6 km NW Cagli (PU), on

  • 27-08-2022 09:35:39 (UTC)
  • 27-08-2022 11:35:39 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.5900, 12.6080 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.

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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
Cagli PU 6 8731 8731
Acqualagna PU 6 4393 13124
Piobbico PU 8 2029 15153
Fermignano PU 10 8596 23749
Urbania PU 11 7099 30848
Cantiano PU 13 2245 33093
Frontone PU 14 1300 34393
Peglio PU 15 696 35089
Urbino PU 15 15019 50108
Apecchio PU 16 1882 51990
Serra Sant'Abbondio PU 17 1027 53017
Sant'Angelo in Vado PU 18 4133 57150
Pergola PU 19 6333 63483
Fossombrone PU 20 9575 73058

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km SW of Pesaro (94582 inhabitants)
44 Km SW of Fano (60888 inhabitants)
53 Km S of Rimini (147750 inhabitants)
57 Km NE of Perugia (166134 inhabitants)
60 Km E of Arezzo (99543 inhabitants)
68 Km SE of Cesena (96758 inhabitants)
71 Km N of Foligno (57155 inhabitants)
74 Km W of Ancona (100861 inhabitants)
84 Km SE of Forlì (117913 inhabitants)
97 Km SE of Faenza (58541 inhabitants)
98 Km SE of Ravenna (159116 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 2022-08-27
09:35:39		 43.5902 12.6078 14 2022-08-27
09:46:22		 Sala Sismica INGV-Roma 108981551
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-08-27 09:35:39 ± 0.08
Latitude 43.5902 ± 0.0018
Longitude 12.6078 ± 0.0050
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 108981551

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 357
Semi-minor axis of confidence ellipse (meter) 268
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 263
Circular confidence region, given by single value of horizontal uncertainty (meter) 360.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 130
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.06
Epicentral distance of station closest to the epicenter (degree) 0.02878
Epicentral distance of station farthest from the epicenter (degree) 0.22483
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 108981551
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-08-27 09:46:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATFO.HHZ. 2022-08-27T09:35:49.01 0.6 undecidable manual S 187 24.9528 104 0.06 48
IV.SSFR.HHZ. 2022-08-27T09:35:48.16 0.6 undecidable manual S 140 22.0668 107 -0.05 48
IV.ATSC.EHN. 2022-08-27T09:35:47.55 0.3 undecidable manual S 161 19.4694 111 0 74
IV.MPAG.EHZ. 2022-08-27T09:35:46.11 0.6 undecidable manual S 70 12.9759 126 0.1 49
IV.FRON.EHZ. 2022-08-27T09:35:45.93 0.6 undecidable manual S 130 12.3765 128 0.03 50
IV.ATFO.HHZ. 2022-08-27T09:35:45.11 1.0 undecidable manual P 187 24.9528 104 0.05 24
IV.ATSC.EHN. 2022-08-27T09:35:44.13 0.1 undecidable manual P 161 19.4694 111 -0.12 96
IV.NARO.HHZ. 2022-08-27T09:35:44.40 0.6 undecidable manual S 317 3.1968 164 -0.1 49
IV.SSFR.HHZ. 2022-08-27T09:35:44.58 1.0 undecidable manual P 140 22.0668 107 -0.05 24
IV.FRON.EHZ. 2022-08-27T09:35:43.35 0.6 undecidable manual P 130 12.3765 128 0.06 49
IV.MPAG.EHZ. 2022-08-27T09:35:43.39 0.1 undecidable manual P 70 12.9759 126 0.03 98
IV.NARO.HHZ. 2022-08-27T09:35:42.51 0.1 undecidable manual P 317 3.1968 164 0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NARO.HHE. ML:0.6 0.00005365 0.08 AML other m 2022-08-27T09:35:44.52
IV.NARO.HHN. ML:0.6 0.000042749999999999996 0.42 AML other m 2022-08-27T09:35:44.55
IV.FRON.EHE. ML:0.0 0.000011525 0.76 AML other m 2022-08-27T09:35:46.39
IV.FRON.EHN. ML:0.3 0.00002225 0.56 AML other m 2022-08-27T09:35:46.50
IV.SSFR.HHE. ML:0.7 0.00002955 1.16 AML other m 2022-08-27T09:35:48.89
IV.SSFR.HHN. ML:0.6 0.000027 0.1 AML other m 2022-08-27T09:35:49.88
IV.MPAG.EHE. ML:0.6 0.000038767935 0.1024 AML other m 2022-08-27T09:35:46.20
IV.MPAG.EHN. ML:0.2 0.000013374725000000001 0.1152 AML other m 2022-08-27T09:35:46.47
IV.ATFO.HHE. ML:0.4 0.000014852015 0.16 AML other m 2022-08-27T09:35:49.26
IV.ATFO.HHN. ML:0.6 0.000019667934999999998 0.16 AML other m 2022-08-27T09:35:49.52
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