Earthquake with magnitude of ML 0.8 on date 07-12-2016 and time 23:01:56 (Italy) in region 4 km NE Cascia (PG)

A magnitude ML 0.8 earthquake occured in region: 4 km NE Cascia (PG), on

  • 07-12-2016 22:01:56 (UTC)
  • 07-12-2016 23:01:56 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7420, 13.0550 at 3 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
Cascia PG 4 3217 3217
Norcia PG 7 4957 8174
Poggiodomo PG 10 117 8291
Monteleone di Spoleto PG 13 599 8890
Cerreto di Spoleto PG 14 1075 9965
Preci PG 15 724 10689
Vallo di Nera PG 16 364 11053
Cittareale RI 16 482 11535
Accumoli RI 17 667 12202
Sant'Anatolia di Narco PG 18 564 12766
Scheggino PG 19 461 13227
Castelsantangelo sul Nera MC 19 281 13508
Sellano PG 20 1079 14587

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km SE of Foligno (57155 inhabitants)
39 Km NE of Terni (111501 inhabitants)
52 Km NW of L'Aquila (69753 inhabitants)
54 Km W of Teramo (54892 inhabitants)
68 Km SE of Perugia (166134 inhabitants)
86 Km E of Viterbo (67173 inhabitants)
87 Km NE of Guidonia Montecelio (88673 inhabitants)
89 Km N of Tivoli (56533 inhabitants)
93 Km W of Montesilvano (53738 inhabitants)
100 Km W of Pescara (121014 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 0.8 2016-12-07
22:01:56
42.7418 13.0553 3 2016-12-07
22:09:20
Sala Sismica INGV-Roma 35982721
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-12-07 22:01:56 ± 0.35
Latitude 42.7418 ± 0.0054
Longitude 13.0553 ± 0.0086
Depth (km) 3 ± 5 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 35982721

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 690
Semi-minor axis of confidence ellipse (meter) 274
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 251
Circular confidence region, given by single value of horizontal uncertainty (meter) 690.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 146
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.29228
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 35982721
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-12-07 22:09:20
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.T1215.EHZ. 2016-12-07T22:02:02.16 0.1 undecidable manual S 294 16.5723 100 -0.05 99
IV.T1243.HHZ. 2016-12-07T22:02:02.20 1.0 negative manual P 99 32.4453 95 -0.68 20
IV.T1245.HHZ. 2016-12-07T22:02:02.12 0.3 undecidable manual S 40 16.6722 100 -0.12 73
IV.T1215.EHZ. 2016-12-07T22:02:00.04 1.0 positive manual P 294 16.5723 100 0.3 23
IV.NRCA.HHZ. 2016-12-07T22:02:00.42 0.1 undecidable manual S 25 11.2776 104 0.03 100
IV.T1245.HHZ. 2016-12-07T22:01:59.82 0.1 undecidable manual P 40 16.6722 100 0.07 98
IV.T1216.EHZ. 2016-12-07T22:01:59.06 0.6 undecidable manual P 350 16.7721 100 -0.71 41
IV.T1218.EHZ. 2016-12-07T22:01:59.56 0.1 undecidable manual S 148 9.3795 107 -0.19 97
IV.T1218.EHZ. 2016-12-07T22:01:58.62 0.1 undecidable manual P 148 9.3795 107 0.3 95
IV.NRCA.HHZ. 2016-12-07T22:01:58.98 0.1 undecidable manual P 25 11.2776 104 0.29 95
IV.VIVA.HHZ. 2016-12-07T22:01:56.17 3.0 negative manual P 0 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:0.7 0.00007565 0.12 AML other m 2016-12-07T22:03:07.50
IV.NRCA.HHE. ML:0.8 0.00010580000000000001 0.08 AML other m 2016-12-07T22:03:07.57
IV.T1245.HHE. ML:0.8 0.0000694 0.2 AML other m 2016-12-07T22:03:08.91
IV.T1245.HHN. ML:0.8 0.00006105 1.42 AML other m 2016-12-07T22:03:09.53
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