Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.5 on date 30-01-2021 and time 14:30:10 (Italy) in region 4 km S Borgo Pace (PU)

A magnitude ML 0.5 earthquake occured in region: 4 km S Borgo Pace (PU), on

  • 30-01-2021 13:30:10 (UTC)
  • 30-01-2021 14:30:10 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.6240, 12.2960 at 10 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
Borgo Pace PU 4 606 606
Mercatello sul Metauro PU 4 1378 1984
Sestino AR 10 1355 3339
Sant'Angelo in Vado PU 11 4133 7472
Belforte all'Isauro PU 12 769 8241
Apecchio PU 12 1882 10123
San Giustino PG 13 11297 21420
Badia Tedalda AR 13 1087 22507
Sansepolcro AR 14 15884 38391
Piandimeleto PU 15 2167 40558
Lunano PU 17 1527 42085
Frontino PU 17 293 42378
Piobbico PU 18 2029 44407
Carpegna PU 18 1674 46081
Peglio PU 18 696 46777
Città di Castello PG 19 39913 86690
Urbania PU 19 7099 93789
Citerna PG 20 3531 97320

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km E of Arezzo (99543 inhabitants)
53 Km SW of Rimini (147750 inhabitants)
57 Km S of Cesena (96758 inhabitants)
58 Km N of Perugia (166134 inhabitants)
59 Km SW of Pesaro (94582 inhabitants)
63 Km W of Fano (60888 inhabitants)
70 Km SE of Forlì (117913 inhabitants)
81 Km SE of Faenza (58541 inhabitants)
81 Km NW of Foligno (57155 inhabitants)
85 Km E of Siena (53903 inhabitants)
85 Km E of Firenze (382808 inhabitants)
89 Km S of Ravenna (159116 inhabitants)
91 Km E of Scandicci (50609 inhabitants)
94 Km SE of Imola (69797 inhabitants)
99 Km W of Ancona (100861 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 2021-01-30
13:30:10		 43.6238 12.2965 10 2021-01-30
13:45:08		 Sala Sismica INGV-Roma 86716741
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-01-30 13:30:10 ± 0.14
Latitude 43.6238 ± 0.0054
Longitude 12.2965 ± 0.0062
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 86716741

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 532
Semi-minor axis of confidence ellipse (meter) 497
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 359
Circular confidence region, given by single value of horizontal uncertainty (meter) 530.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 153
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.23742
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 86716741
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-01-30 13:45:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TB03.DHZ.01 2021-01-30T13:30:20.89 0.6 undecidable manual S 160 26.3514 50 0.31 46
IV.NARO.HHZ. 2021-01-30T13:30:19.68 0.3 undecidable manual S 94 22.8549 114 0.11 72
IV.PIEI.HHZ. 2021-01-30T13:30:19.03 0.6 undecidable manual S 117 21.5673 115 -0.11 48
IV.ATPC.HHZ. 2021-01-30T13:30:18.97 0.6 undecidable manual S 141 20.4684 116 0.16 48
IV.ATPI.HNZ. 2021-01-30T13:30:18.97 0.3 undecidable manual S 156 20.9679 116 -0.01 74
IV.TB03.DHZ.01 2021-01-30T13:30:16.04 0.6 undecidable manual P 160 26.3514 50 -0.44 45
IV.BADI.EHZ. 2021-01-30T13:30:16.50 0.6 undecidable manual S 198 13.3755 127 -0.2 48
IV.PE3.EHZ. 2021-01-30T13:30:15.77 3.0 undecidable manual P 0
IV.ATPC.HHZ. 2021-01-30T13:30:15.46 0.3 undecidable manual P 141 20.4684 116 0 74
IV.ATPI.HNZ. 2021-01-30T13:30:15.75 0.3 undecidable manual P 156 20.9679 116 0.19 71
IV.NARO.HHZ. 2021-01-30T13:30:15.12 1.0 undecidable manual P 94 22.8549 114 -0.78 20
IV.PIEI.HHZ. 2021-01-30T13:30:15.55 0.6 undecidable manual P 117 21.5673 115 -0.1 48
IV.PARC.HHZ. 2021-01-30T13:30:14.80 0.6 undecidable manual S 301 5.3946 152 -0.08 50
IV.BADI.EHZ. 2021-01-30T13:30:14.24 0.1 undecidable manual P 198 13.3755 127 -0.01 100
IV.PARC.HHZ. 2021-01-30T13:30:13.37 0.1 undecidable manual P 301 5.3946 152 0.18 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PARC.HHE. ML:0.4 0.000046853514999999996 0.1344 AML other m 2021-01-30T13:30:14.96
IV.PARC.HHN. ML:0.4 0.00003781223 0.096 AML other m 2021-01-30T13:30:14.87
IV.BADI.EHE. ML:1.0 0.00009440053500000001 0.0832 AML other m 2021-01-30T13:30:16.56
IV.BADI.EHN. ML:0.8 0.0000677902 0.224 AML other m 2021-01-30T13:30:16.50
IV.NARO.HHE. ML:0.2 0.0000109288095 0.0576 AML other m 2021-01-30T13:30:20.13
IV.NARO.HHN. ML:0.4 0.000017045941500000002 0.064 AML other m 2021-01-30T13:30:20.12
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