Earthquake with magnitude of ML 0.9 on date 26-11-2020 and time 20:57:10 (UTC) in region 6 km W Pietralunga (PG)

A magnitude ML 0.9 earthquake occured in region: 6 km W Pietralunga (PG), on

  • 26-11-2020 20:57:10 (UTC)
  • 26-11-2020 21:57:10 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4530, 12.3700 at 9 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
Pietralunga PG 6 2111 2111
Montone PG 10 1680 3791
CittĂ  di Castello PG 11 39913 43704
Apecchio PU 13 1882 45586
Umbertide PG 17 16681 62267
Monte Santa Maria Tiberina PG 17 1183 63450
San Giustino PG 19 11297 74747
Piobbico PU 19 2029 76776

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km N of Perugia (166134 inhabitants)
39 Km E of Arezzo (99543 inhabitants)
62 Km NW of Foligno (57155 inhabitants)
67 Km SW of Pesaro (94582 inhabitants)
68 Km SW of Fano (60888 inhabitants)
70 Km S of Rimini (147750 inhabitants)
77 Km S of Cesena (96758 inhabitants)
85 Km E of Siena (53903 inhabitants)
90 Km SE of Forlì (117913 inhabitants)
95 Km W of Ancona (100861 inhabitants)
96 Km E of Firenze (382808 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 2020-11-26
20:57:10
43.453 12.3697 9 2020-11-26
21:03:57
Sala Sismica INGV-Roma 85037831
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-11-26 20:57:10 ± 0.1
Latitude 43.4530 ± 0.0027
Longitude 12.3697 ± 0.0050
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 85037831

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 381
Semi-minor axis of confidence ellipse (meter) 137
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 91
Circular confidence region, given by single value of horizontal uncertainty (meter) 380.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 90
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.33185
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 9
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 20
Type of magnitude ML
Reference to an origin 85037831
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-11-26 21:03:57
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NARO.HHZ. 2020-11-26T20:57:19.18 0.3 undecidable manual S 44 24.3534 110 -0.27 70
IV.CAFI.HHZ. 2020-11-26T20:57:17.11 3.0 undecidable manual P -0.16 0
IV.ATFO.HHZ. 2020-11-26T20:57:17.93 0.3 undecidable manual S 120 18.87 115 0.24 71
IV.ATCC.EHZ. 2020-11-26T20:57:17.93 0.3 undecidable manual P 144 36.8298 50 0.11 71
IV.SSFR.HHZ. 2020-11-26T20:57:17.13 3.0 undecidable manual P 0.01 0
IV.ATMI.HHZ. 2020-11-26T20:57:16.76 0.6 undecidable manual S 212 15.4734 120 0.1 49
IV.PE3.EHZ. 2020-11-26T20:57:16.76 0.3 undecidable manual P 21 28.8489 107 0.27 69
IV.FRON.EHZ. 2020-11-26T20:57:16.37 3.0 undecidable manual P -0.14 0
IV.NARO.HHZ. 2020-11-26T20:57:15.37 0.1 undecidable manual P 44 24.3534 110 -0.28 93
IV.MURB.HHZ. 2020-11-26T20:57:15.39 0.6 undecidable manual P 149 24.4533 110 -0.28 47
IV.BADI.EHZ. 2020-11-26T20:57:15.56 0.3 undecidable manual S 302 11.877 127 -0.04 75
IV.APEC.HHZ. 2020-11-26T20:57:15.96 0.3 undecidable manual S 19 12.3765 126 0.22 72
IV.ATVO.HHZ. 2020-11-26T20:57:14.59 0.3 undecidable manual S 159 8.3805 137 -0.11 74
IV.ATFO.HHZ. 2020-11-26T20:57:14.64 0.3 undecidable manual P 120 18.87 115 0.01 74
IV.BADI.EHZ. 2020-11-26T20:57:13.44 0.3 undecidable manual P 302 11.877 127 0.01 75
IV.APEC.HHZ. 2020-11-26T20:57:13.60 0.3 undecidable manual P 19 12.3765 126 0.1 74
IV.ATMI.HHZ. 2020-11-26T20:57:13.88 0.3 undecidable manual P 212 15.4734 120 -0.15 73
IV.ATVO.HHZ. 2020-11-26T20:57:12.97 0.1 undecidable manual P 159 8.3805 137 0.07 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATVO.HHN. ML:1.0 0.00016450000000000001 1.34 AML other m 2020-11-26T20:57:14.11
IV.ATVO.HHE. ML:1.2 0.0002615 0.44 AML other m 2020-11-26T20:57:15.05
IV.BADI.EHN. ML:1.4 0.00030199999999999997 0.12 AML other m 2020-11-26T20:57:15.67
IV.BADI.EHE. ML:1.5 0.000373 0.12 AML other m 2020-11-26T20:57:15.84
IV.APEC.HHN. ML:0.8 0.00007925 0.3 AML other m 2020-11-26T20:57:16.30
IV.ATMI.HHE. ML:1.0 0.00008790000000000001 0.26 AML other m 2020-11-26T20:57:16.83
IV.ATMI.HHN. ML:0.8 0.0000669 1.7 AML other m 2020-11-26T20:57:17.92
IV.ATFO.HHN. ML:0.9 0.00006185 0.22 AML other m 2020-11-26T20:57:18.10
IV.ATFO.HHE. ML:0.9 0.00007175000000000001 0.56 AML other m 2020-11-26T20:57:18.36
IV.FRON.EHN. ML:0.8 0.000033100000000000005 0.16 AML other m 2020-11-26T20:57:21.22
IV.FRON.EHE. ML:0.6 0.00001815 0.42 AML other m 2020-11-26T20:57:21.49
IV.SSFR.HHN. ML:1.0 0.000046450000000000004 0.46 AML other m 2020-11-26T20:57:22.35
IV.SSFR.HHE. ML:1.0 0.000038 0.82 AML other m 2020-11-26T20:57:23.13
IV.ATCC.EHN. ML:0.7 0.0000187 1.04 AML other m 2020-11-26T20:57:25.35
IV.ATCC.EHE. ML:0.8 0.0000258 0.82 AML other m 2020-11-26T20:57:26.20
IV.APEC.HHE. ML:0.8 0.00008248336500000001 0.2048 AML other m 2020-11-26T20:57:18.92
IV.NARO.HHE. ML:0.5 0.000018309800000000002 0.0512 AML other m 2020-11-26T20:57:20.97
IV.NARO.HHN. ML:0.6 0.000024848244999999997 0.064 AML other m 2020-11-26T20:57:19.44
IV.MURB.HHE. ML:1.0 0.00006157417 0.192 AML other m 2020-11-26T20:57:20.57
IV.MURB.HHN. ML:1.1 0.000069750285 0.2688 AML other m 2020-11-26T20:57:20.92
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