Earthquake with magnitude of Md 0.7 on date 11-04-2020 and time 05:35:33 (Italy) in region 7 km E Pietralunga (PG)

A magnitude Md 0.7 earthquake occured in region: 7 km E Pietralunga (PG), on

  • 11-04-2020 03:35:33 (UTC)
  • 11-04-2020 05:35:33 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.4390, 12.5300 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 8 2111 2111
Cantiano PU 9 2245 4356
Gubbio PG 10 32216 36572
Scheggia e Pascelupo PG 12 1393 37965
Cagli PU 15 8731 46696
Apecchio PU 16 1882 48578
Piobbico PU 17 2029 50607
Costacciaro PG 17 1216 51823
Montone PG 18 1680 53503
Frontone PU 19 1300 54803

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km NE of Perugia (166134 inhabitants)
52 Km E of Arezzo (99543 inhabitants)
55 Km N of Foligno (57155 inhabitants)
60 Km SW of Fano (60888 inhabitants)
61 Km SW of Pesaro (94582 inhabitants)
69 Km S of Rimini (147750 inhabitants)
81 Km S of Cesena (96758 inhabitants)
82 Km W of Ancona (100861 inhabitants)
96 Km SE of Forlì (117913 inhabitants)
98 Km E of Siena (53903 inhabitants)
98 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
Reviewed
Rev100
Md 0.7 2020-04-11
03:35:33
43.4387 12.53 8 2020-04-11
12:52:47
Sala Sismica INGV-Roma 78106941
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-11 03:35:33 ± 0.11
Latitude 43.4387 ± 0.0018
Longitude 12.5300 ± 0.0037
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 78106941

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 318
Semi-minor axis of confidence ellipse (meter) 90
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 97
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) 145
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.07824
Epicentral distance of station farthest from the epicenter (degree) 0.17627
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

Md:0.7

Field Value
Value 0.7
Uncertainty 0.7
Num. used stations 4
Type of magnitude Md
Reference to an origin 78106941
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-11 12:52:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NARO.HHZ. 2020-04-11T03:35:41.04 0.3 undecidable manual S 12 19.5693 113 -0.11 73
IV.MURB.HHZ. 2020-04-11T03:35:41.29 0.3 undecidable manual S 181 19.4694 113 0.14 72
IV.ATVO.HHZ. 2020-04-11T03:35:38.70 0.3 undecidable manual S 238 11.7771 126 -0.09 74
IV.MURB.HHZ. 2020-04-11T03:35:38.03 0.1 undecidable manual P 181 19.4694 113 0 99
IV.PIEI.HHZ. 2020-04-11T03:35:38.67 0.3 undecidable manual S 2 10.7781 128 0.15 73
IV.ATPI.EHZ. 2020-04-11T03:35:38.39 0.3 undecidable manual S 277 10.3785 129 -0.02 75
IV.NARO.HHZ. 2020-04-11T03:35:37.89 0.1 undecidable manual P 12 19.5693 113 -0.15 96
IV.ATFO.HHZ. 2020-04-11T03:35:37.84 0.3 undecidable manual S 157 8.6802 134 -0.13 74
IV.ATFO.HHZ. 2020-04-11T03:35:36.24 0.1 undecidable manual P 157 8.6802 134 0.04 100
IV.ATPI.EHZ. 2020-04-11T03:35:36.53 0.1 undecidable manual P 277 10.3785 129 0.08 99
IV.ATVO.HHZ. 2020-04-11T03:35:36.62 0.1 undecidable manual P 238 11.7771 126 -0.05 99
IV.PIEI.HHZ. 2020-04-11T03:35:36.65 0.1 undecidable manual P 2 10.7781 128 0.14 98
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