Earthquake with magnitude of ML 0.7 on date 17-02-2019 and time 09:43:25 (Italy) in region 6 km W Pietralunga (PG)

A magnitude ML 0.7 earthquake occured in region: 6 km W Pietralunga (PG), on

  • 17-02-2019 08:43:25 (UTC)
  • 17-02-2019 09:43:25 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4670, 12.3690 at 8 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
CittĂ  di Castello PG 11 39913 42024
Apecchio PU 11 1882 43906
Montone PG 12 1680 45586
Monte Santa Maria Tiberina PG 17 1183 46769
Piobbico PU 18 2029 48798
San Giustino PG 18 11297 60095
Umbertide PG 18 16681 76776

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km E of Arezzo (99543 inhabitants)
40 Km N of Perugia (166134 inhabitants)
63 Km NW of Foligno (57155 inhabitants)
66 Km SW of Pesaro (94582 inhabitants)
67 Km SW of Fano (60888 inhabitants)
68 Km S of Rimini (147750 inhabitants)
75 Km S of Cesena (96758 inhabitants)
85 Km E of Siena (53903 inhabitants)
88 Km SE of Forlì (117913 inhabitants)
94 Km W of Ancona (100861 inhabitants)
96 Km E of Firenze (382808 inhabitants)
99 Km SE of Faenza (58541 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 0.7 2019-02-17
08:43:25
43.4668 12.3692 8 2019-02-17
08:48:16
Sala Sismica INGV-Roma 65620601
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-02-17 08:43:25 ± 0.17
Latitude 43.4668 ± 0.0045
Longitude 12.3692 ± 0.0050
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 65620601

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 487
Semi-minor axis of confidence ellipse (meter) 101
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 31
Circular confidence region, given by single value of horizontal uncertainty (meter) 490.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 133
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.02878
Epicentral distance of station farthest from the epicenter (degree) 0.17807
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.3
Num. used stations 4
Type of magnitude ML
Reference to an origin 65620601
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-02-17 08:48:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATFO.HHZ. 2019-02-17T08:43:32.13 0.6 undecidable manual S 124 19.7691 112 -0.31 62
IV.PIEI.HHZ. 2019-02-17T08:43:31.23 0.3 undecidable manual S 60 15.3735 118 0.16 96
IV.ATFO.HHZ. 2019-02-17T08:43:29.21 0.6 undecidable manual P 124 19.7691 112 -0.11 64
IV.BADI.EHZ. 2019-02-17T08:43:29.73 0.6 undecidable manual S 295 11.0778 126 -0.07 66
IV.ATVO.HHZ. 2019-02-17T08:43:29.67 0.3 undecidable manual S 162 9.879 129 0.2 96
IV.PIEI.HHZ. 2019-02-17T08:43:28.50 1.0 undecidable manual P 60 15.3735 118 -0.03 33
IV.ATVO.HHZ. 2019-02-17T08:43:27.72 0.3 negative manual P 162 9.879 129 0.12 98
IV.BADI.EHZ. 2019-02-17T08:43:27.79 0.3 positive manual P 295 11.0778 126 -0.01 100
IV.ATPI.EHZ. 2019-02-17T08:43:27.89 0.6 undecidable manual S 124 3.1968 158 -0.16 66
IV.ATPI.EHZ. 2019-02-17T08:43:26.71 0.6 undecidable manual P 124 3.1968 158 -0.07 67
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.BADI.EHE. ML:0.9 0.00010139999999999998 0.08 AML other m 2019-02-17T08:43:29.89
IV.BADI.EHN. ML:0.8 0.00009029999999999999 1.72 AML other m 2019-02-17T08:43:29.87
IV.ATVO.HHN. ML:0.5 0.000045249999999999995 0.14 AML other m 2019-02-17T08:43:29.83
IV.ATVO.HHE. ML:0.4 0.0000344 0.12 AML other m 2019-02-17T08:43:30.03
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