Earthquake with magnitude of Md 0.9 on date 12-09-2016 and time 10:30:49 (Italy) in region 8 km E Norcia (PG)

A magnitude Md 0.9 earthquake occured in region: 8 km E Norcia (PG), on

  • 12-09-2016 08:30:49 (UTC)
  • 12-09-2016 10:30:49 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7680, 13.1800 at 2 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
Norcia PG 8 4957 4957
Arquata del Tronto AP 10 1178 6135
Accumoli RI 10 667 6802
Castelsantangelo sul Nera MC 14 281 7083
Cascia PG 15 3217 10300
Montegallo AP 15 523 10823
Cittareale RI 17 482 11305
Preci PG 17 724 12029
Amatrice RI 18 2657 14686
Acquasanta Terme AP 19 2916 17602
Montemonaco AP 19 604 18206
Visso MC 20 1107 19313
Ussita MC 20 444 19757

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km E of Foligno (57155 inhabitants)
45 Km W of Teramo (54892 inhabitants)
49 Km E of Terni (111501 inhabitants)
50 Km NW of L'Aquila (69753 inhabitants)
75 Km SE of Perugia (166134 inhabitants)
84 Km W of Montesilvano (53738 inhabitants)
91 Km W of Pescara (121014 inhabitants)
93 Km NE of Guidonia Montecelio (88673 inhabitants)
93 Km NW of Chieti (51815 inhabitants)
95 Km NE of Tivoli (56533 inhabitants)
96 Km E of Viterbo (67173 inhabitants)
98 Km S of Ancona (100861 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 0.9 2016-09-12
08:30:49
42.7678 13.1803 2 2016-09-12
08:54:32
Sala Sismica INGV-Roma 28828521
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-09-12 08:30:49 ± 0.17
Latitude 42.7678 ± 0.0081
Longitude 13.1803 ± 0.0098
Depth (km) 2 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 28828521

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 920
Semi-minor axis of confidence ellipse (meter) 760
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 341
Circular confidence region, given by single value of horizontal uncertainty (meter) 920.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 97
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.45
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.23113
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 7
Magnitude information

Md:0.9

Field Value
Value 0.9
Uncertainty 0.3
Num. used stations 6
Type of magnitude Md
Reference to an origin 28828521
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-09-12 08:54:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.T1215.EHZ. 2016-09-12T08:30:58.57 0.3 undecidable manual S 279 25.6521 95 0.59 64
IV.T1241.HNN. 2016-09-12T08:30:57.72 0.1 undecidable manual S 64 22.6551 96 0.79 79
IV.T1243.HHZ. 2016-09-12T08:30:56.72 0.3 undecidable manual S 110 23.2545 96 -0.41 68
IV.LNSS.HHZ. 2016-09-12T08:30:56.18 0.3 undecidable manual S 212 21.5673 96 -0.38 69
IV.T1247.HHZ. 2016-09-12T08:30:55.41 3.0 negative manual P 0.07 0
IV.T1215.EHZ. 2016-09-12T08:30:54.32 0.3 undecidable manual P 279 25.6521 95 0.12 72
IV.LNSS.HHZ. 2016-09-12T08:30:53.18 0.3 undecidable manual P 212 21.5673 96 -0.2 71
IV.T1243.HHZ. 2016-09-12T08:30:53.42 0.3 undecidable manual P 110 23.2545 96 -0.29 70
IV.T1241.HNN. 2016-09-12T08:30:53.89 0.1 undecidable manual P 64 22.6551 96 0.3 93
IV.T1202.EHZ. 2016-09-12T08:30:52.05 0.3 undecidable manual S 153 7.9809 107 0.12 74
IV.T1204.EHZ. 2016-09-12T08:30:52.10 0.1 undecidable manual P 132 15.0738 99 0.01 100
IV.T1242.HHZ. 2016-09-12T08:30:50.47 0.3 undecidable manual S 16 7.0929 109 -1.15 52
IV.T1202.EHZ. 2016-09-12T08:30:50.90 0.1 undecidable manual P 153 7.9809 107 0.2 97
IV.MC2.EHZ. 2016-09-12T08:30:50.74 3.0 undecidable manual P -0.16 0
IV.T1242.HHZ. 2016-09-12T08:30:49.35 1.0 positive manual P 16 7.0929 109 -1.18 17
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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