Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.9 on date 13-02-2020 and time 00:24:06 (Italy) in region 3 km E Umbertide (PG)

A magnitude ML 0.9 earthquake occured in region: 3 km E Umbertide (PG), on

  • 12-02-2020 23:24:06 (UTC)
  • 13-02-2020 00:24:06 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.3080, 12.3590 at 22 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.

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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
Umbertide PG 3 16681 16681
Montone PG 7 1680 18361
Pietralunga PG 16 2111 20472
Gubbio PG 19 32216 52688
Lisciano Niccone PG 19 613 53301
Città di Castello PG 19 39913 93214

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km N of Perugia (166134 inhabitants)
42 Km E of Arezzo (99543 inhabitants)
48 Km NW of Foligno (57155 inhabitants)
80 Km SW of Fano (60888 inhabitants)
81 Km SW of Pesaro (94582 inhabitants)
83 Km E of Siena (53903 inhabitants)
86 Km S of Rimini (147750 inhabitants)
86 Km N of Terni (111501 inhabitants)
93 Km S of Cesena (96758 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 0.9 2020-02-12
23:24:06		 43.3078 12.3588 22 2020-07-18
21:08:31		 Bollettino Sismico Italiano INGV 77979471
Reviewed
Rev100 		ML 0.8 2020-02-12
23:24:06		 43.3078 12.3555 21 2020-02-12
23:32:59		 Sala Sismica INGV-Roma 76468491
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-02-12 23:24:06 ± 0.09
Latitude 43.3078 ± 0.0027
Longitude 12.3588 ± 0.0049
Depth (km) 22 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 77979471

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 317
Semi-minor axis of confidence ellipse (meter) 258
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 57
Circular confidence region, given by single value of horizontal uncertainty (meter) 320.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 61
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 30
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.26440
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 7
Type of magnitude ML
Reference to an origin 77979471
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-04-07 10:49:46

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 7
Type of magnitude ML
Reference to an origin 76468491
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-02-12 23:32:59
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FIR.HHZ. 2020-02-12T23:24:19.89 3.0 undecidable manual P -0.01 0
IV.ATSC.EHZ. 2020-02-12T23:24:17.30 0.6 undecidable manual S 64 29.3484 119 0.07 47
IV.ATBU.EHZ. 2020-02-12T23:24:16.35 0.3 undecidable manual S 39 24.0537 126 0.32 68
IV.ATCC.EHZ. 2020-02-12T23:24:16.41 0.3 undecidable manual S 121 26.4513 123 -0.15 70
IV.BADI.EHZ. 2020-02-12T23:24:16.01 0.3 undecidable manual S 338 24.1536 126 -0.05 72
IV.ATMC.EHZ. 2020-02-12T23:24:15.06 0.1 undecidable manual S 319 20.4684 131 -0.2 94
IV.ATPC.HHZ. 2020-02-12T23:24:15.43 0.6 undecidable manual S 22 20.7681 131 0.1 48
IV.MURB.HHZ. 2020-02-12T23:24:14.39 0.1 undecidable manual S 110 14.2746 142 0.25 93
IV.ATPI.EHZ. 2020-02-12T23:24:14.20 0.6 undecidable manual S 12 16.1727 139 -0.26 47
IV.ATTE.HHZ. 2020-02-12T23:24:13.59 0.1 undecidable manual S 182 12.1767 147 -0.23 95
IV.ATMI.HHZ. 2020-02-12T23:24:13.65 0.3 undecidable manual S 292 7.881 158 0.37 69
IV.ATVA.EHE. 2020-02-12T23:24:13.21 0.1 undecidable manual S 241 6.7932 161 0.04 99
IV.TB02.DHN.01 2020-02-12T23:24:13.19 0.1 undecidable manual S 30 8.0808 157 -0.11 98
IV.TB01.DHZ.01 2020-02-12T23:24:13.42 0.1 undecidable manual S 37 10.2786 152 -0.13 97
IV.ATSC.EHZ. 2020-02-12T23:24:12.51 0.1 undecidable manual P 64 29.3484 119 -0.01 95
IV.ATLO.EHE. 2020-02-12T23:24:12.85 0.1 undecidable manual S 78 3.996 168 -0.12 98
IV.ATBU.EHZ. 2020-02-12T23:24:12.00 0.1 undecidable manual P 39 24.0537 126 0.17 94
IV.ATMC.EHZ. 2020-02-12T23:24:11.46 0.1 undecidable manual P 319 20.4684 131 0.07 97
IV.ATCC.EHZ. 2020-02-12T23:24:11.97 0.6 undecidable manual P 121 26.4513 123 -0.17 47
IV.ATPC.HHZ. 2020-02-12T23:24:11.52 0.1 undecidable manual P 22 20.7681 131 0.1 96
IV.BADI.EHZ. 2020-02-12T23:24:11.92 0.1 undecidable manual P 338 24.1536 126 0.07 96
IV.ATFO.HHZ. 2020-02-12T23:24:11.19 0.3 negative manual P 69 18.3705 135 0.03 73
IV.TB02.DHN.01 2020-02-12T23:24:10.29 0.1 undecidable manual P 30 8.0808 157 0.03 99
IV.TB01.DHZ.01 2020-02-12T23:24:10.35 0.1 undecidable manual P 37 10.2786 152 -0.05 98
IV.ATTE.HHZ. 2020-02-12T23:24:10.61 0.3 positive manual P 182 12.1767 147 0.05 74
IV.ATLO.EHE. 2020-02-12T23:24:10.09 0.1 undecidable manual P 78 3.996 168 0.02 100
IV.ATMI.HHZ. 2020-02-12T23:24:10.36 0.6 negative manual P 292 7.881 158 0.11 49
IV.MURB.HHZ. 2020-02-12T23:24:10.91 0.6 negative manual P 110 14.2746 142 0.17 48
IV.ATVA.EHE. 2020-02-12T23:24:10.20 0.1 undecidable manual P 241 6.7932 161 0.02 100
IV.TB03.DHZ.01 2020-02-12T23:24:10.41 0.1 undecidable manual P 22 11.1777 149 -0.07 98
IV.ATPI.EHZ. 2020-02-12T23:24:10.76 0.1 undecidable manual P 12 16.1727 139 -0.17 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATTE.HHN. ML:0.7 0.00003331281 1.744 AML other m 2020-02-12T23:24:13.09
IV.ATTE.HHE. ML:0.6 0.000024032738 0.0768 AML other m 2020-02-12T23:24:14.03
IV.ATMI.HHN. ML:0.6 0.000030713469 0.192 AML other m 2020-02-12T23:24:14.49
IV.ATMI.HHE. ML:0.9 0.00005262202000000001 0.1792 AML other m 2020-02-12T23:24:14.39
IV.MURB.HHN. ML:1.1 0.00008033214499999999 0.1792 AML other m 2020-02-12T23:24:14.71
IV.MURB.HHE. ML:1.1 0.000081671095 0.1152 AML other m 2020-02-12T23:24:14.73
IV.ATFO.HHE. ML:0.9 0.000042338114999999995 0.2816 AML other m 2020-02-12T23:24:15.78
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