Earthquake with magnitude of ML 0.1 on date 17-09-2016 and time 04:50:28 (Italy) in region 2 km E Pietralunga (PG)

A magnitude ML 0.1 earthquake occured in region: 2 km E Pietralunga (PG), on

  • 17-09-2016 02:50:28 (UTC)
  • 17-09-2016 04:50:28 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.44, 12.47 at 7 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 2 2111 2111
Gubbio PG 13 32216 34327
Cantiano PU 14 2245 36572
Apecchio PU 14 1882 38454
Montone PG 14 1680 40134
Scheggia e Pascelupo PG 17 1393 41527
Piobbico PU 17 2029 43556
CittĂ  di Castello PG 19 39913 83469
Umbertide PG 19 16681 100150
Cagli PU 19 8731 108881

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km N of Perugia (166134 inhabitants)
47 Km E of Arezzo (99543 inhabitants)
57 Km NW of Foligno (57155 inhabitants)
63 Km SW of Fano (60888 inhabitants)
63 Km SW of Pesaro (94582 inhabitants)
69 Km S of Rimini (147750 inhabitants)
79 Km S of Cesena (96758 inhabitants)
87 Km W of Ancona (100861 inhabitants)
93 Km E of Siena (53903 inhabitants)
93 Km SE of Forlì (117913 inhabitants)
99 Km N of Terni (111501 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
Rev 100 ML 0.1 2016-09-17
02:50:28
43.44 12.47 7 2016-09-17
08:02:01
Sala Sismica INGV-Roma 29133171
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-09-17 02:50:28 ± 0.11
Latitude 43.44 ± 0.00
Longitude 12.47 ± 0.00
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 29133171

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 318
Semi-minor axis of confidence ellipse (meter) 93
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 92
Circular confidence region, given by single value of horizontal uncertainty (meter) 320
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 66
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.04766
Epicentral distance of station farthest from the epicenter (degree) 0.28598
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitude information

ML:0.1

Field Value
Value 0.1
Uncertainty 0.2
Num. used stations 3
Type of magnitude ML
Reference to an origin 29133171
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-09-17 08:02:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.ATCC.EHE. 2016-09-17T02:50:39.97 0.6 undecidable manual S 154 0.286 103 0.16 46
IV.PARC.HHZ. 2016-09-17T02:50:38.87 0.6 undecidable manual S 321 0.2644 104 -0.16 47
IV.ATTE.HHZ. 2016-09-17T02:50:38.37 0.6 undecidable manual S 199 0.2572 104 -0.37 45
IV.FRON.EHE. 2016-09-17T02:50:36.74 0.3 undecidable manual S 68 0.2023 108 0.01 73
IV.NARO.HHZ. 2016-09-17T02:50:36.13 1.0 undecidable manual S 26 0.188 109 -0.07 24
IV.MURB.HHZ. 2016-09-17T02:50:36.43 0.3 undecidable manual S 167 0.1835 110 0.41 67
IV.ATMI.HHE. 2016-09-17T02:50:36.37 0.6 undecidable manual S 233 0.1799 110 0.48 44
IV.BADI.EHZ. 2016-09-17T02:50:35.84 0.6 undecidable manual S 293 0.1754 110 0.12 48
IV.ATCC.EHE. 2016-09-17T02:50:35.06 0.3 undecidable manual P 154 0.286 103 0.02 72
IV.PARC.HHZ. 2016-09-17T02:50:34.48 0.6 undecidable manual P 321 0.2644 104 -0.11 47
IV.ATTE.HHZ. 2016-09-17T02:50:34.02 0.6 undecidable manual P 199 0.2572 104 -0.4 44
IV.APEC.HHZ. 2016-09-17T02:50:34.07 0.3 undecidable manual S 344 0.1214 118 0.23 71
IV.PIEI.HHZ. 2016-09-17T02:50:33.71 0.3 undecidable manual S 28 0.1061 122 0.38 69
IV.FRON.EHE. 2016-09-17T02:50:33.10 0.1 undecidable manual P 68 0.2023 108 -0.16 94
IV.ATFO.HHE. 2016-09-17T02:50:32.93 0.6 undecidable manual S 134 0.107 121 -0.42 46
IV.MURB.HHZ. 2016-09-17T02:50:32.81 0.6 undecidable manual P 167 0.1835 110 -0.04 49
IV.ATMI.HHE. 2016-09-17T02:50:32.95 0.1 undecidable manual P 233 0.1799 110 0.17 95
IV.ATVO.HHZ. 2016-09-17T02:50:32.23 0.3 undecidable manual S 216 0.0737 132 -0.08 74
IV.NARO.HHZ. 2016-09-17T02:50:32.54 0.1 undecidable manual P 26 0.188 109 -0.41 90
IV.BADI.EHZ. 2016-09-17T02:50:32.63 0.1 undecidable manual P 293 0.1754 110 -0.05 97
IV.APEC.HHZ. 2016-09-17T02:50:31.73 0.1 undecidable manual P 344 0.1214 118 0.14 96
IV.ATPI.EHZ. 2016-09-17T02:50:31.30 0.3 undecidable manual S 281 0.0477 144 -0.34 70
IV.PIEI.HHZ. 2016-09-17T02:50:31.43 0.1 undecidable manual P 28 0.1061 122 0.13 97
IV.ATFO.HHE. 2016-09-17T02:50:31.43 0.1 undecidable manual P 134 0.107 121 0.12 97
IV.ATPI.EHZ. 2016-09-17T02:50:30.26 0.1 undecidable manual P 281 0.0477 144 -0.06 99
IV.ATVO.HHZ. 2016-09-17T02:50:30.71 0.1 positive manual P 216 0.0737 132 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATPI.EHE. ML:0 3.55054E-5 0.424 AML other m 2016-09-17T02:50:31.95
IV.ATPI.EHN. ML:0 9.6987875E-5 0.1504 AML other m 2016-09-17T02:50:31.44
IV.ATVO.HHE. ML:-0.1 1.681614E-5 0.1136 AML other m 2016-09-17T02:50:32.64
IV.ATVO.HHN. ML:0.2 2.317371E-5 0.1504 AML other m 2016-09-17T02:50:32.64
IV.NARO.HHE. ML:0.3 1.3729995E-5 0.0704 AML other m 2016-09-17T02:50:36.32
IV.NARO.HHN. ML:-0.2 4.830065E-6 0.0864 AML other m 2016-09-17T02:50:36.36
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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