Earthquake with magnitude of ML 0.5 on date 30-08-2020 and time 04:21:11 (UTC) in region 2 km W Borgo Pace (PU)

A magnitude ML 0.5 earthquake occured in region: 2 km W Borgo Pace (PU), on

  • 30-08-2020 04:21:11 (UTC)
  • 30-08-2020 06:21:11 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.6540, 12.2680 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
Borgo Pace PU 2 606 606
Mercatello sul Metauro PU 6 1378 1984
Sestino AR 7 1355 3339
Badia Tedalda AR 9 1087 4426
Belforte all'Isauro PU 11 769 5195
Sant'Angelo in Vado PU 12 4133 9328
San Giustino PG 14 11297 20625
Sansepolcro AR 14 15884 36509
Piandimeleto PU 14 2167 38676
Frontino PU 15 293 38969
Carpegna PU 15 1674 40643
Apecchio PU 16 1882 42525
Lunano PU 17 1527 44052
Casteldelci RN 18 407 44459
Pieve Santo Stefano AR 18 3183 47642
Pennabilli RN 18 2869 50511
Pietrarubbia PU 19 660 51171
Peglio PU 19 696 51867

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km NE of Arezzo (99543 inhabitants)
51 Km SW of Rimini (147750 inhabitants)
54 Km S of Cesena (96758 inhabitants)
59 Km W of Pesaro (94582 inhabitants)
62 Km N of Perugia (166134 inhabitants)
64 Km W of Fano (60888 inhabitants)
66 Km S of Forlì (117913 inhabitants)
77 Km SE of Faenza (58541 inhabitants)
82 Km E of Firenze (382808 inhabitants)
84 Km E of Siena (53903 inhabitants)
85 Km S of Ravenna (159116 inhabitants)
85 Km NW of Foligno (57155 inhabitants)
88 Km E of Scandicci (50609 inhabitants)
90 Km SE of Imola (69797 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
Reviewed
Rev100
ML 0.5 2020-08-30
04:21:11
43.6537 12.2678 11 2020-08-30
04:42:34
Sala Sismica INGV-Roma 82455681
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-08-30 04:21:11 ± 0.31
Latitude 43.6537 ± 0.0189
Longitude 12.2678 ± 0.0186
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 82455681

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2320
Semi-minor axis of confidence ellipse (meter) 1174
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 325
Circular confidence region, given by single value of horizontal uncertainty (meter) 2320.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 230
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.28958
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 5
Magnitude information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 82455681
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-08-30 04:42:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RIBO.EHZ.01 2020-08-30T04:21:42.35 3.0 undecidable manual S 0.05 0
IV.ATVO.HHZ. 2020-08-30T04:21:22.29 0.3 undecidable manual S 160 32.1456 50 0.03 97
IV.PIEI.HHZ. 2020-08-30T04:21:20.45 0.3 undecidable manual S 121 25.1526 50 0.05 98
IV.NARO.HHZ. 2020-08-30T04:21:20.78 0.3 undecidable manual S 101 25.5522 50 0.27 93
IV.MCIV.CHZ. 2020-08-30T04:21:18.27 3.0 undecidable manual P -1.59 0
IV.SSP9.EHZ. 2020-08-30T04:21:17.35 0.3 undecidable manual S 231 14.0748 127 0.1 99
IV.ATVO.HHZ. 2020-08-30T04:21:17.56 0.3 undecidable manual P 160 32.1456 50 0 97
IV.MNTT.EHZ. 2020-08-30T04:21:17.79 3.0 positive manual P 0.26 0
IV.NARO.HHZ. 2020-08-30T04:21:16.72 0.3 undecidable manual P 101 25.5522 50 0.17 95
IV.MURB.HNZ. 2020-08-30T04:21:16.40 3.0 undecidable manual S 0.18 0
IV.PIEI.HHZ. 2020-08-30T04:21:15.76 0.3 undecidable manual P 121 25.1526 50 -0.72 81
IV.FRON.EHZ. 2020-08-30T04:21:14.44 3.0 undecidable manual P 0
IV.SSP9.EHZ. 2020-08-30T04:21:14.69 0.3 undecidable manual P 231 14.0748 127 0.03 100
IV.APEC.HHZ. 2020-08-30T04:21:14.97 0.3 undecidable manual P 131 16.1727 123 -0.03 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.APEC.HHE. ML:0.7 0.0000450222 0.2592 AML other m 2020-08-30T04:21:22.08
IV.APEC.HHN. ML:0.7 0.000038082714999999995 0.1984 AML other m 2020-08-30T04:21:23.32
IV.PIEI.HHE. ML:0.4 0.0000137645205 0.1216 AML other m 2020-08-30T04:21:20.58
IV.PIEI.HHN. ML:0.2 0.000008932791999999998 0.0992 AML other m 2020-08-30T04:21:21.32
IV.NARO.HHE. ML:0.4 0.000013564910000000002 0.0608 AML other m 2020-08-30T04:21:20.92
IV.NARO.HHN. ML:0.6 0.000024312805 0.0608 AML other m 2020-08-30T04:21:20.92
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