Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.4 on date 16-07-2020 and time 07:09:48 (Italy) in region 1 km W Sestino (AR)

A magnitude ML 0.4 earthquake occured in region: 1 km W Sestino (AR), on

  • 16-07-2020 05:09:48 (UTC)
  • 16-07-2020 07:09:48 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.7100, 12.2810 at 12 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Sestino AR 1 1355 1355
Borgo Pace PU 6 606 1961
Badia Tedalda AR 8 1087 3048
Belforte all'Isauro PU 8 769 3817
Mercatello sul Metauro PU 8 1378 5195
Carpegna PU 9 1674 6869
Frontino PU 10 293 7162
Piandimeleto PU 11 2167 9329
Sant'Angelo in Vado PU 12 4133 13462
Pennabilli RN 12 2869 16331
Pietrarubbia PU 13 660 16991
Lunano PU 13 1527 18518
Casteldelci RN 14 407 18925
Montecopiolo PU 16 1128 20053
Macerata Feltria PU 17 1990 22043
Peglio PU 17 696 22739
Monte Cerignone PU 18 669 23408
Sant'Agata Feltria RN 18 2151 25559
Maiolo RN 19 848 26407
Sansepolcro AR 19 15884 42291
Sassocorvaro PU 19 3504 45795
Pieve Santo Stefano AR 20 3183 48978
San Giustino PG 20 11297 60275

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km NE of Arezzo (99543 inhabitants)
45 Km SW of Rimini (147750 inhabitants)
48 Km S of Cesena (96758 inhabitants)
56 Km W of Pesaro (94582 inhabitants)
60 Km SE of Forlì (117913 inhabitants)
61 Km W of Fano (60888 inhabitants)
68 Km N of Perugia (166134 inhabitants)
72 Km SE of Faenza (58541 inhabitants)
79 Km S of Ravenna (159116 inhabitants)
83 Km E of Firenze (382808 inhabitants)
85 Km SE of Imola (69797 inhabitants)
88 Km E of Siena (53903 inhabitants)
88 Km E of Scandicci (50609 inhabitants)
91 Km NW of Foligno (57155 inhabitants)
97 Km E of Prato (191150 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 0.4 2020-07-16
05:09:48		 43.7095 12.2807 12 2020-11-19
12:37:07		 Bollettino Sismico Italiano INGV 84771391
Reviewed
Rev100 		ML 1.6 2020-07-16
05:09:48		 43.7073 12.2668 14 2020-07-16
05:45:56		 Sala Sismica INGV-Roma 81065701
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-16 05:09:48 ± 0.08
Latitude 43.7095 ± 0.0045
Longitude 12.2807 ± 0.0087
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 84771391

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 620
Semi-minor axis of confidence ellipse (meter) 325
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 62
Circular confidence region, given by single value of horizontal uncertainty (meter) 620.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 78
Number of associated phases, regardless of their use for origin computation 42
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.37502
Number of stations at which the event was observed 31
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:0.4

Field Value
Value 0.4
Uncertainty 0.3
Num. used stations 13
Type of magnitude ML
Reference to an origin 84771391
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-11-16 12:42:26

ML:1.6

Field Value
Value 1.6
Uncertainty 0.4
Num. used stations 8
Type of magnitude ML
Reference to an origin 81065701
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-07-16 05:45:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IT.GLNS.HNZ. 2020-07-16T05:11:23.11 3.0 undecidable manual Sg 22.91 0
XK.GIZZ.HHZ. 2020-07-16T05:11:21.79 3.0 positive manual Pg 20.43 0
XK.ALB1.HHZ. 2020-07-16T05:11:18.10 3.0 undecidable manual Pg 14.68 0
IT.VRB.HGZ. 2020-07-16T05:11:13.51 3.0 undecidable manual Sg 7.86 0
IV.SENA.HHZ. 2020-07-16T05:11:09.42 3.0 undecidable manual Sn -1.32 0
IV.MBFT.HHZ. 2020-07-16T05:11:03.49 3.0 negative manual Pn 3.27 0
IV.SGG.HHZ. 2020-07-16T05:10:57.82 3.0 undecidable manual Sn -2.97 0
IV.PTRP.HHZ. 2020-07-16T05:10:50.17 3.0 undecidable manual Pn 5.44 0
IV.FAGN.HHZ. 2020-07-16T05:10:49.99 3.0 undecidable manual Sg 12.95 0
IV.CMPR.HHZ. 2020-07-16T05:10:48.70 3.0 undecidable manual Pn 7.41 0
IV.SARZ.HHZ. 2020-07-16T05:10:47.93 3.0 undecidable manual Sg 3.16 0
IV.OFFI.HHZ. 2020-07-16T05:10:44.57 3.0 undecidable manual Sg 13.54 0
OT.OT05.EHZ. 2020-07-16T05:10:32.83 3.0 negative manual Pn 1.19 0
IV.GATE.HHZ. 2020-07-16T05:10:26.45 3.0 undecidable manual Pn -0.74 0
OX.CIMO.HHZ. 2020-07-16T05:10:22.10 3.0 undecidable manual Pg -0.75 0
IV.TERO.HHZ. 2020-07-16T05:10:05.35 3.0 undecidable manual Pn -3.36 0
IV.ARRO.EHZ. 2020-07-16T05:10:02.54 3.0 positive manual Pn -0.74 0
IV.SFI.HNN. 2020-07-16T05:10:02.00 0.3 undecidable manual S 302 40.9257 92 0.27 69
GU.POPM.HHZ. 2020-07-16T05:10:02.15 3.0 undecidable manual Sn -9.99 0
IV.ASQU.HHE. 2020-07-16T05:10:02.00 0.3 undecidable manual S 284 40.5261 92 0.37 68
IV.ATVO.HHN. 2020-07-16T05:10:01.44 0.6 undecidable manual S 164 37.7289 92 0.57 43
IV.MPAG.EHZ. 2020-07-16T05:10:01.40 1.0 undecidable manual S 103 39.4272 92 0.06 24
IV.ATBU.EHZ. 2020-07-16T05:10:00.51 0.3 undecidable manual S 140 33.6441 93 0.71 61
IV.ATPI.EHZ. 2020-07-16T05:09:59.00 0.3 undecidable manual S 161 30.3474 93 0.09 73
IV.ATPC.HHZ. 2020-07-16T05:09:58.80 0.3 undecidable manual S 151 29.0487 93 0.23 71
IV.BADI.EHZ. 2020-07-16T05:09:57.00 0.3 undecidable manual S 188 22.3554 96 0.22 73
IV.FRON.EHZ. 2020-07-16T05:09:55.85 0.3 undecidable manual P 121 41.625 92 -0.33 69
IV.ATVO.HHN. 2020-07-16T05:09:55.51 0.6 undecidable manual P 164 37.7289 92 -0.07 48
IV.MPAG.EHZ. 2020-07-16T05:09:55.34 0.1 undecidable manual P 103 39.4272 92 -0.51 89
IV.SFI.HNN. 2020-07-16T05:09:55.57 0.1 undecidable manual P 302 40.9257 92 -0.51 88
IV.ASQU.HHE. 2020-07-16T05:09:55.85 0.3 undecidable manual P 284 40.5261 92 -0.17 71
IV.CPGN.EHZ. 2020-07-16T05:09:54.20 0.3 undecidable manual S 17 10.6782 123 0.4 70
IV.ATBU.EHZ. 2020-07-16T05:09:54.94 0.1 undecidable manual P 140 33.6441 93 -0.02 99
IV.CRE.HHZ. 2020-07-16T05:09:54.04 0.1 undecidable manual P 249 28.2495 93 -0.09 98
IV.ATPC.HHZ. 2020-07-16T05:09:54.00 0.6 undecidable manual P 151 29.0487 93 -0.25 47
IV.ATPI.EHZ. 2020-07-16T05:09:54.44 0.1 undecidable manual P 161 30.3474 93 0 99
IV.PARC.HHZ. 2020-07-16T05:09:53.00 0.1 undecidable manual S 207 7.5813 138 -0.17 99
IV.BADI.EHZ. 2020-07-16T05:09:53.19 0.1 undecidable manual P 188 22.3554 96 -0.03 100
IV.PE3.EHZ. 2020-07-16T05:09:52.33 0.3 undecidable manual P 95 17.3715 101 -0.13 75
GU.POPM.HHZ. 2020-07-16T05:09:52.23 3.0 negative manual P -5.62 0
IV.CPGN.EHZ. 2020-07-16T05:09:51.68 0.1 undecidable manual P 17 10.6782 123 0.18 98
IV.PARC.HHZ. 2020-07-16T05:09:50.99 0.1 undecidable manual P 207 7.5813 138 -0.14 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PE3.EHN. ML:0.8 0.000056806315000000006 0.0608 AML other m 2020-07-16T05:09:52.96
IV.PE3.EHE. ML:1.1 0.00008787401 0.3008 AML other m 2020-07-16T05:09:56.09
IV.BADI.EHE. ML:0.5 0.000020436775 0.0992 AML other m 2020-07-16T05:09:57.29
IV.BADI.EHN. ML:0.5 0.00001794611 0.08 AML other m 2020-07-16T05:09:57.40
IV.ATPI.EHN. ML:0.0 0.0000065413575 0.2176 AML other m 2020-07-16T05:10:00.10
IV.CPGN.EHE. ML:0.7 0.0000621 0.42 AML other m 2020-07-16T05:10:00.24
IV.ATPI.EHE. ML:0.3 0.0000099630575 0.3392 AML other m 2020-07-16T05:10:00.47
IV.CRE.HHN. ML:0.3 0.00000899094 0.32 AML other m 2020-07-16T05:10:00.47
IV.FRON.EHN. ML:0.5 0.00001150357 0.0608 AML other m 2020-07-16T05:10:02.98
IV.MPAG.EHN. ML:0.2 0.000005452355000000001 0.1408 AML other m 2020-07-16T05:10:03.32
IV.MPAG.EHE. ML:0.2 0.000006776947750000001 0.2592 AML other m 2020-07-16T05:10:03.72
IV.PARC.HHE. ML:0.2 0.00001879223 0.0992 AML other m 2020-07-16T05:09:54.94
IV.PARC.HHN. ML:0.2 0.000022271615000000003 0.1792 AML other m 2020-07-16T05:09:53.12
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