Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.9 on date 19-09-2020 and time 02:06:25 (UTC) in region 5 km E Cagli (PU)

A magnitude ML 0.9 earthquake occured in region: 5 km E Cagli (PU), on

  • 19-09-2020 02:06:25 (UTC)
  • 19-09-2020 04:06:25 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.5560, 12.7050 at 18 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 5 8731 8731
Frontone PU 5 1300 10031
Acqualagna PU 7 4393 14424
Serra Sant'Abbondio PU 9 1027 15451
Pergola PU 11 6333 21784
Cantiano PU 11 2245 24029
Fermignano PU 14 8596 32625
Piobbico PU 16 2029 34654
Fossombrone PU 17 9575 44229
Scheggia e Pascelupo PG 17 1393 45622
Fratte Rosa PU 18 966 46588
Sassoferrato AN 18 7285 53873
Urbania PU 19 7099 60972
Sant'Ippolito PU 20 1563 62535
Urbino PU 20 15019 77554
Arcevia AN 20 4612 82166

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km SW of Fano (60888 inhabitants)
43 Km SW of Pesaro (94582 inhabitants)
56 Km NE of Perugia (166134 inhabitants)
57 Km S of Rimini (147750 inhabitants)
66 Km W of Ancona (100861 inhabitants)
67 Km N of Foligno (57155 inhabitants)
67 Km E of Arezzo (99543 inhabitants)
75 Km SE of Cesena (96758 inhabitants)
91 Km SE of Forlì (117913 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 2020-09-19
02:06:25		 43.5558 12.7053 18 2020-09-19
02:10:45		 Sala Sismica INGV-Roma 83018711
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-09-19 02:06:25 ± 0.17
Latitude 43.5558 ± 0.0063
Longitude 12.7053 ± 0.0087
Depth (km) 18 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 83018711

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 765
Semi-minor axis of confidence ellipse (meter) 322
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 46
Circular confidence region, given by single value of horizontal uncertainty (meter) 770.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 142
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 12
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) 0.36602
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:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 83018711
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-09-19 02:10:45
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LAV9.HHZ. 2020-09-19T02:07:04.52 3.0 undecidable manual Sn -0.03 0
IV.EL6.EHZ. 2020-09-19T02:06:39.98 1.0 undecidable manual S 128 40.626 103 0.88 19
IV.LMD.HHZ. 2020-09-19T02:06:38.02 3.0 undecidable manual P 0.57 0
IV.EL6.EHZ. 2020-09-19T02:06:33.64 3.0 undecidable manual P 128 40.626 103 0.24 0
IV.ARVD.HHZ. 2020-09-19T02:06:33.85 0.3 undecidable manual S 109 20.0688 122 -0.14 72
IV.SSFR.HHZ. 2020-09-19T02:06:32.76 0.3 undecidable manual S 155 14.6742 133 -0.08 74
IV.NARO.HHZ. 2020-09-19T02:06:32.23 0.6 undecidable manual S 301 11.7771 140 -0.08 49
IV.FRON.EHZ. 2020-09-19T02:06:31.62 0.6 undecidable manual S 159 4.4955 163 0.23 49
IV.MPAG.EHZ. 2020-09-19T02:06:31.94 0.6 undecidable manual S 28 9.1797 148 0.03 50
IV.ARVD.HHZ. 2020-09-19T02:06:30.34 0.1 positive manual P 109 20.0688 122 -0.1 97
IV.PE3.EHZ. 2020-09-19T02:06:30.65 1.0 undecidable manual P 313 22.8549 118 -0.17 24
IV.MPAG.EHZ. 2020-09-19T02:06:29.28 1.0 undecidable manual P 28 9.1797 148 0.04 25
IV.NARO.HHZ. 2020-09-19T02:06:29.42 0.1 positive manual P 301 11.7771 140 -0.05 100
IV.SSFR.HHZ. 2020-09-19T02:06:29.76 0.1 undecidable manual P 155 14.6742 133 -0.02 99
IV.FRON.EHZ. 2020-09-19T02:06:29.04 0.1 negative manual P 159 4.4955 163 0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FRON.EHE. ML:0.6 0.00003875 0.42 AML other m 2020-09-19T02:06:31.18
IV.FRON.EHN. ML:0.9 0.00007869999999999999 0.18 AML other m 2020-09-19T02:06:31.73
IV.SSFR.HHE. ML:1.0 0.0000756 1.36 AML other m 2020-09-19T02:06:33.76
IV.SSFR.HHN. ML:1.0 0.00007705 0.5 AML other m 2020-09-19T02:06:34.81
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