Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.7 on date 09-04-2014 and time 13:57:28 (UTC) in region 8 km N Gubbio (PG)

A magnitude ML 0.7 earthquake occured in region: 8 km N Gubbio (PG), on

  • 09-04-2014 13:57:28 (UTC)
  • 09-04-2014 15:57:28 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.4250, 12.5530 at 5 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
Gubbio PG 8 32216 32216
Cantiano PU 8 2245 34461
Pietralunga PG 10 2111 36572
Scheggia e Pascelupo PG 10 1393 37965
Costacciaro PG 15 1216 39181
Cagli PU 16 8731 47912
Frontone PU 18 1300 49212
Apecchio PU 18 1882 51094
Sigillo PG 18 2404 53498
Piobbico PU 19 2029 55527
Serra Sant'Abbondio PU 19 1027 56554
Montone PG 19 1680 58234

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km NE of Perugia (166134 inhabitants)
54 Km N of Foligno (57155 inhabitants)
54 Km E of Arezzo (99543 inhabitants)
60 Km SW of Fano (60888 inhabitants)
61 Km SW of Pesaro (94582 inhabitants)
71 Km S of Rimini (147750 inhabitants)
81 Km W of Ancona (100861 inhabitants)
83 Km SE of Cesena (96758 inhabitants)
96 Km N of Terni (111501 inhabitants)
98 Km SE of Forlì (117913 inhabitants)
99 Km E of Siena (53903 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 		Md 1.2
ML 0.7 		2014-04-09
13:57:28		 43.425 12.5533 5 2015-09-21
09:36:10		 Bollettino Sismico Italiano INGV 17252321
Reviewed
Rev100 		Md 1.2
ML 0.7 		2014-04-09
13:57:28		 43.4877 12.4075 8 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 6114131
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2014-04-09 13:57:28 ± 0.33
Latitude 43.4250 ± 0.0108
Longitude 12.5533 ± 0.0173
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 17252321

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1780
Semi-minor axis of confidence ellipse (meter) 650
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 309
Circular confidence region, given by single value of horizontal uncertainty (meter) 1780.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 242
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) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.11152
Epicentral distance of station farthest from the epicenter (degree) 0.23922
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitudes information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.2
Num. used stations 2
Type of magnitude ML
Reference to an origin 17252321
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-02-26 11:17:43

ML:0.7

Field Value
Value 0.7
Uncertainty 0.2
Num. used stations 2
Type of magnitude ML
Reference to an origin 6114131
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2014-04-09 14:07:15

Md:1.2

Field Value
Value 1.2
Uncertainty 0.6
Num. used stations 2
Type of magnitude Md
Reference to an origin 6114131
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2014-04-09 14:07:15

Md:1.2

Field Value
Value 1.2
Uncertainty 0.6
Num. used stations 2
Type of magnitude Md
Reference to an origin 17252321
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-02-26 11:17:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.BADI.EHZ. 2014-04-09T13:57:37.55 0.6 undecidable manual S 291 26.5512 101 -0.17 47
IV.NARO.HHZ. 2014-04-09T13:57:35.42 0.3 undecidable manual S 6 20.7681 104 -0.31 69
IV.BADI.EHZ. 2014-04-09T13:57:34.71 0.3 undecidable manual P 291 26.5512 101 0.95 55
IV.ATVO.HHZ. 2014-04-09T13:57:33.05 0.3 undecidable manual S 248 12.7761 111 -0.04 75
IV.PIEI.HHZ. 2014-04-09T13:57:33.23 0.3 undecidable manual S 353 12.3765 112 0.27 71
IV.NARO.HHZ. 2014-04-09T13:57:32.54 0.3 undecidable manual P 6 20.7681 104 -0.07 73
IV.ATPI.EHZ. 2014-04-09T13:57:32.74 0.6 undecidable manual S 283 12.4764 112 -0.27 47
IV.PIEI.HHZ. 2014-04-09T13:57:31.02 0.1 undecidable manual P 353 12.3765 112 0.01 100
IV.ATVO.HHZ. 2014-04-09T13:57:30.99 0.1 undecidable manual P 248 12.7761 111 -0.09 98
IV.ATPI.EHZ. 2014-04-09T13:57:30.87 0.3 undecidable manual P 283 12.4764 112 -0.16 73
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NARO.HHN. ML:0.9 0.000058450000000000005 1.5 AML other m 2014-04-09T13:58:15.77
IV.NARO.HHE. ML:0.9 0.00005965 3.58 AML other m 2014-04-09T13:58:21.80
IV.PIEI.HHE. ML:0.6 0.000050950000000000005 0.12 AML other m 2014-04-09T13:57:34.79
IV.PIEI.HHN. ML:0.5 0.000041400000000000003 1.58 AML other m 2014-04-09T13:57:55.50
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