Earthquake with magnitude of ML 1.0 on date 16-10-2016 and time 19:24:45 (Italy) in region 8 km E Norcia (PG)

A magnitude ML 1.0 earthquake occured in region: 8 km E Norcia (PG), on

  • 16-10-2016 17:24:45 (UTC)
  • 16-10-2016 19:24:45 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7630, 13.1790 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.

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
Accumoli RI 9 667 5624
Arquata del Tronto AP 10 1178 6802
Cascia PG 14 3217 10019
Castelsantangelo sul Nera MC 15 281 10300
Montegallo AP 15 523 10823
Cittareale RI 16 482 11305
Preci PG 17 724 12029
Amatrice RI 17 2657 14686
Acquasanta Terme AP 19 2916 17602
Montemonaco AP 20 604 18206

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)
49 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)
94 Km NE of Tivoli (56533 inhabitants)
96 Km E of Viterbo (67173 inhabitants)
99 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
ML 1.0 2016-10-16
17:24:45
42.763 13.1793 10 2016-10-16
17:34:00
Sala Sismica INGV-Roma 30268481
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-10-16 17:24:45 ± 0.07
Latitude 42.7630 ± 0.0036
Longitude 13.1793 ± 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 30268481

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 436
Semi-minor axis of confidence ellipse (meter) 167
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 38
Circular confidence region, given by single value of horizontal uncertainty (meter) 440.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 104
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 20
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.34174
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 30268481
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-10-16 17:34:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NARO.HHZ. 2016-10-16T17:25:04.22 3.0 undecidable manual P 0.02 0
IV.PP3.EHZ. 2016-10-16T17:24:58.32 3.0 undecidable manual P -1.09 0
IV.T1215.EHZ. 2016-10-16T17:24:54.55 0.6 undecidable manual S 280 25.6521 50 -0.14 48
IV.LNSS.HHZ. 2016-10-16T17:24:53.45 0.6 undecidable manual S 213 21.0678 116 0.09 49
IV.T1243.HHZ. 2016-10-16T17:24:53.66 0.6 undecidable manual S 108 23.1546 114 -0.35 46
IV.T1217.EHZ. 2016-10-16T17:24:53.25 0.6 undecidable manual S 254 20.9679 116 -0.09 49
IV.TERO.HHZ. 2016-10-16T17:24:52.46 0.1 undecidable manual P 114 37.9287 50 -0.12 95
IV.T1216.EHZ. 2016-10-16T17:24:52.76 0.6 undecidable manual S 317 19.2696 118 -0.04 50
IV.T1204.EHZ. 2016-10-16T17:24:51.53 0.6 undecidable manual S 131 14.7741 125 0.05 50
IV.SMA1.EHZ. 2016-10-16T17:24:50.21 0.6 negative manual P 139 19.4694 118 0.58 44
IV.T1245.HHZ. 2016-10-16T17:24:50.45 0.6 undecidable manual S 4 10.3785 135 0.14 49
IV.T1243.HHZ. 2016-10-16T17:24:50.36 1.0 positive manual P 108 23.1546 114 0.06 25
IV.T1217.EHZ. 2016-10-16T17:24:50.01 1.0 negative manual P 254 20.9679 116 0.11 24
IV.T1215.EHZ. 2016-10-16T17:24:50.68 0.1 undecidable manual P 280 25.6521 50 -0.01 99
IV.T1204.EHZ. 2016-10-16T17:24:49.14 1.0 negative manual P 131 14.7741 125 0.31 24
IV.NRCA.HHZ. 2016-10-16T17:24:49.68 0.6 undecidable manual S 326 9.4794 138 -0.4 47
IV.T1216.EHZ. 2016-10-16T17:24:49.89 1.0 positive manual P 317 19.2696 118 0.29 24
IV.LNSS.HHZ. 2016-10-16T17:24:49.93 0.6 undecidable manual P 213 21.0678 116 0.01 50
IV.T1202.EHZ. 2016-10-16T17:24:49.27 0.6 undecidable manual S 151 7.5813 144 -0.39 47
IV.NRCA.HHZ. 2016-10-16T17:24:48.12 0.1 negative manual P 326 9.4794 138 0.1 100
IV.T1245.HHZ. 2016-10-16T17:24:48.49 1.0 negative manual P 4 10.3785 135 0.33 24
IV.T1202.EHZ. 2016-10-16T17:24:47.82 0.3 undecidable manual P 151 7.5813 144 0.04 76
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHN. ML:0.9 0.00006115000000000001 1.42 AML other m 2016-10-16T17:24:54.53
IV.LNSS.HHE. ML:0.9 0.00005495 1.44 AML other m 2016-10-16T17:24:54.66
IV.NARO.HHE. ML:1.2 0.00001435 1.58 AML other m 2016-10-16T17:25:12.60
IV.NARO.HHN. ML:1.0 0.000011570000000000001 1.56 AML other m 2016-10-16T17:25:18.23
IV.NRCA.HHN. ML:1.1 0.00016549999999999998 0.18 AML other m 2016-10-16T17:24:49.85
IV.NRCA.HHE. ML:1.3 0.00023349999999999998 0.52 AML other m 2016-10-16T17:24:50.30
IV.T1245.HHE. ML:0.8 0.00007865 0.3 AML other m 2016-10-16T17:24:51.20
IV.T1245.HHN. ML:0.9 0.00008785 0.92 AML other m 2016-10-16T17:24:51.72
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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