Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.0 on date 06-01-2015 and time 18:17:01 (Italy) in region 8 km NW Nocera Umbra (PG)

A magnitude ML 1.0 earthquake occured in region: 8 km NW Nocera Umbra (PG), on

  • 06-01-2015 17:17:01 (UTC)
  • 06-01-2015 18:17:01 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.1660, 12.7310 at 10 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Nocera Umbra PG 8 5839 5839
Gualdo Tadino PG 9 15208 21047
Valfabbrica PG 10 3389 24436
Valtopina PG 12 1398 25834
Assisi PG 14 28299 54133
Fossato di Vico PG 15 2840 56973
Fiuminata MC 17 1402 58375
Sefro MC 18 422 58797
Bastia Umbra PG 18 21874 80671
Sigillo PG 19 2404 83075
Spello PG 20 8645 91720

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km N of Foligno (57155 inhabitants)
29 Km E of Perugia (166134 inhabitants)
68 Km N of Terni (111501 inhabitants)
76 Km E of Arezzo (99543 inhabitants)
79 Km SW of Fano (60888 inhabitants)
81 Km SW of Ancona (100861 inhabitants)
84 Km S of Pesaro (94582 inhabitants)
97 Km NW of Teramo (54892 inhabitants)
98 Km NE of Viterbo (67173 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 1.0 2015-01-06
17:17:01		 43.1663 12.7307 10 2015-01-06
17:23:53		 Sala Sismica INGV-Roma 16417481
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2015-01-06 17:17:01 ± 0.06
Latitude 43.1663 ± 0.0027
Longitude 12.7307 ± 0.0049
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 16417481

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 364
Semi-minor axis of confidence ellipse (meter) 269
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 54
Circular confidence region, given by single value of horizontal uncertainty (meter) 360.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 83
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
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) 0.06835
Epicentral distance of station farthest from the epicenter (degree) 0.23113
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.1
Num. used stations 3
Type of magnitude ML
Reference to an origin 16417481
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2015-01-06 17:23:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATFO.HHZ. 2015-01-06T17:17:10.51 0.3 undecidable manual S 330 25.6521 50 -0.08 73
IV.CESI.HHZ. 2015-01-06T17:17:09.99 0.1 undecidable manual S 142 22.755 114 0.23 94
IV.MURB.HHZ. 2015-01-06T17:17:08.95 0.6 undecidable manual S 303 19.7691 117 0.13 49
IV.SNTG.HHZ. 2015-01-06T17:17:08.65 0.1 undecidable manual S 60 19.5693 117 -0.11 97
IV.ASSB.HHZ. 2015-01-06T17:17:07.08 0.6 undecidable manual S 203 14.874 124 -0.28 47
IV.FOSV.EHZ. 2015-01-06T17:17:07.15 0.1 undecidable manual S 10 14.4744 125 -0.08 98
IV.CESI.HHZ. 2015-01-06T17:17:06.18 0.1 undecidable manual P 142 22.755 114 0.09 97
IV.ATFO.HHZ. 2015-01-06T17:17:06.41 0.1 undecidable manual P 330 25.6521 50 -0.17 97
IV.SNTG.HHZ. 2015-01-06T17:17:05.62 0.1 undecidable manual P 60 19.5693 117 0.1 98
IV.ATCC.EHZ. 2015-01-06T17:17:05.67 0.6 undecidable manual S 286 7.5813 143 0.16 50
IV.MURB.HHZ. 2015-01-06T17:17:05.57 0.1 positive manual P 303 19.7691 117 0.02 99
IV.ASSB.HHZ. 2015-01-06T17:17:04.46 0.1 undecidable manual P 203 14.874 124 -0.25 95
IV.FOSV.EHZ. 2015-01-06T17:17:04.67 0.1 undecidable manual P 10 14.4744 125 0.04 100
IV.ATCC.EHZ. 2015-01-06T17:17:03.91 0.1 undecidable manual P 286 7.5813 143 0.27 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ASSB.HHE. ML:0.9 0.00008104999999999999 0.14 AML other m 2015-01-06T17:17:07.33
IV.ASSB.HHN. ML:0.9 0.00008185000000000001 0.22 AML other m 2015-01-06T17:17:07.27
IV.ATCC.EHN. ML:0.8 0.00009369999999999999 0.3 AML other m 2015-01-06T17:17:05.87
IV.ATCC.EHE. ML:0.9 0.00010505 0.14 AML other m 2015-01-06T17:17:06.13
IV.MURB.HHE. ML:1.2 0.00011945 0.16 AML other m 2015-01-06T17:17:09.35
IV.MURB.HHN. ML:1.0 0.00007314999999999999 1.54 AML other m 2015-01-06T17:17:10.54
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