Earthquake with magnitude of ML 1.4 on date 16-10-2016 and time 20:12:22 (UTC) in region 5 km S Norcia (PG)

A magnitude ML 1.4 earthquake occured in region: 5 km S Norcia (PG), on

  • 16-10-2016 20:12:22 (UTC)
  • 16-10-2016 22:12:22 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7510, 13.1040 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 5 4957 4957
Cascia PG 8 3217 8174
Accumoli RI 13 667 8841
Poggiodomo PG 14 117 8958
Preci PG 15 724 9682
Cittareale RI 15 482 10164
Arquata del Tronto AP 16 1178 11342
Monteleone di Spoleto PG 17 599 11941
Castelsantangelo sul Nera MC 17 281 12222
Cerreto di Spoleto PG 17 1075 13297
Vallo di Nera PG 20 364 13661

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km SE of Foligno (57155 inhabitants)
43 Km NE of Terni (111501 inhabitants)
50 Km W of Teramo (54892 inhabitants)
51 Km NW of L'Aquila (69753 inhabitants)
70 Km SE of Perugia (166134 inhabitants)
89 Km NE of Guidonia Montecelio (88673 inhabitants)
90 Km W of Montesilvano (53738 inhabitants)
90 Km E of Viterbo (67173 inhabitants)
91 Km N of Tivoli (56533 inhabitants)
96 Km W of Pescara (121014 inhabitants)
98 Km W of Chieti (51815 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 1.4 2016-10-16
20:12:22
42.751 13.1038 10 2016-10-16
20:21:41
Sala Sismica INGV-Roma 30274451
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-10-16 20:12:22 ± 0.04
Latitude 42.7510 ± 0.0027
Longitude 13.1038 ± 0.0037
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 30274451

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 248
Semi-minor axis of confidence ellipse (meter) 233
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 34
Circular confidence region, given by single value of horizontal uncertainty (meter) 250.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 72
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 33
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.08274
Epicentral distance of station farthest from the epicenter (degree) 0.57826
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 21
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 9
Type of magnitude ML
Reference to an origin 30274451
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-10-16 20:21:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SNTG.HHZ. 2016-10-16T20:12:41.99 3.0 undecidable manual S 347 57.498 50 1.08 0
IV.EL6.EHZ. 2016-10-16T20:12:34.52 0.6 undecidable manual P 360 64.1913 50 0.19 45
IV.T1211.EHZ. 2016-10-16T20:12:34.23 0.6 undecidable manual S 220 31.5462 50 0.22 47
IV.CESI.HHZ. 2016-10-16T20:12:34.23 0.6 undecidable manual S 330 32.4453 50 -0.02 49
IV.SNTG.HHZ. 2016-10-16T20:12:33.49 0.6 negative manual P 347 57.498 50 0.19 45
IV.ATCC.EHZ. 2016-10-16T20:12:33.97 1.0 undecidable manual P 322 61.0944 50 0.1 23
IV.SMA1.EHZ. 2016-10-16T20:12:32.00 0.6 undecidable manual S 125 23.1546 114 0.35 47
IV.ASSB.HHZ. 2016-10-16T20:12:32.05 0.6 positive manual P 312 48.5181 50 0.12 47
IV.T1243.HHZ. 2016-10-16T20:12:32.97 0.6 undecidable manual S 102 28.749 50 -0.28 47
IV.RM33.EHZ. 2016-10-16T20:12:32.88 0.6 undecidable manual S 161 28.3494 50 -0.26 47
IV.T1216.EHZ. 2016-10-16T20:12:30.40 0.6 undecidable manual S 336 16.9719 121 0.66 43
IV.T1204.EHZ. 2016-10-16T20:12:30.65 0.6 undecidable manual S 116 19.2696 118 0.21 48
IV.GUMA.HHZ. 2016-10-16T20:12:30.84 0.6 undecidable manual P 28 39.3273 50 0.33 45
IV.T1215.EHZ. 2016-10-16T20:12:30.47 0.3 undecidable manual S 286 19.9689 117 -0.19 73
IV.MC2.EHZ. 2016-10-16T20:12:30.44 0.3 undecidable manual S 21 19.0698 118 0.05 75
IV.TERO.HHZ. 2016-10-16T20:12:30.93 0.6 negative manual P 109 43.2234 50 -0.17 47
IV.CAMP.HHZ. 2016-10-16T20:12:29.67 0.6 undecidable manual P 134 34.5432 50 -0.09 48
IV.LNSS.HHZ. 2016-10-16T20:12:29.84 0.6 undecidable manual S 198 17.2716 120 0.02 50
IV.T1211.EHZ. 2016-10-16T20:12:29.44 0.6 undecidable manual P 220 31.5462 50 0.12 48
IV.ARRO.EHZ. 2016-10-16T20:12:29.76 0.6 undecidable manual P 235 33.5442 50 0.14 48
IV.CESI.HHZ. 2016-10-16T20:12:29.48 0.3 undecidable manual P 330 32.4453 50 0.02 73
IV.T1217.EHZ. 2016-10-16T20:12:29.15 0.6 undecidable manual S 253 14.6742 124 0.06 50
IV.T1243.HHZ. 2016-10-16T20:12:28.64 0.6 undecidable manual P 102 28.749 50 -0.23 47
IV.RM33.EHZ. 2016-10-16T20:12:28.59 0.1 undecidable manual P 161 28.3494 50 -0.22 95
IV.SMA1.EHZ. 2016-10-16T20:12:28.18 0.3 negative manual P 125 23.1546 114 0.23 72
IV.T1215.EHZ. 2016-10-16T20:12:27.21 0.1 undecidable manual P 286 19.9689 117 -0.17 97
IV.MC2.EHZ. 2016-10-16T20:12:27.40 0.6 negative manual P 21 19.0698 118 0.17 49
IV.T1204.EHZ. 2016-10-16T20:12:27.39 0.1 undecidable manual P 116 19.2696 118 0.14 98
IV.NRCA.HHZ. 2016-10-16T20:12:26.90 0.6 undecidable manual S 5 9.1797 138 -0.73 42
IV.T1217.EHZ. 2016-10-16T20:12:26.56 0.3 undecidable manual P 253 14.6742 124 0.09 75
IV.T1216.EHZ. 2016-10-16T20:12:26.93 0.3 undecidable manual P 336 16.9719 121 0.08 75
IV.T1245.HHZ. 2016-10-16T20:12:26.13 0.3 undecidable manual P 30 13.5753 127 -0.15 74
IV.LNSS.HHZ. 2016-10-16T20:12:26.84 0.1 undecidable manual P 198 17.2716 120 -0.05 100
IV.NRCA.HHZ. 2016-10-16T20:12:25.38 0.1 undecidable manual P 5 9.1797 138 -0.25 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ASSB.HHN. ML:1.3 0.000049600000000000006 0.32 AML other m 2016-10-16T20:12:39.41
IV.ASSB.HHE. ML:1.2 0.0000427 0.98 AML other m 2016-10-16T20:12:40.70
IV.CESI.HHE. ML:1.1 0.0000551 1.06 AML other m 2016-10-16T20:12:35.35
IV.CESI.HHN. ML:1.3 0.00009445 0.52 AML other m 2016-10-16T20:13:19.24
IV.GUMA.HHN. ML:1.6 0.0001235 1.04 AML other m 2016-10-16T20:12:37.77
IV.GUMA.HHE. ML:1.6 0.0001315 1.36 AML other m 2016-10-16T20:13:23.73
IV.LNSS.HHN. ML:1.6 0.0003375 0.2 AML other m 2016-10-16T20:13:16.28
IV.LNSS.HHE. ML:1.6 0.000374 0.38 AML other m 2016-10-16T20:13:16.14
IV.RM33.EHN. ML:1.4 0.00011955 0.22 AML other m 2016-10-16T20:12:33.22
IV.RM33.EHE. ML:1.2 0.00008455 0.18 AML other m 2016-10-16T20:12:33.14
IV.SMA1.EHN. ML:1.6 0.0002255 0.46 AML other m 2016-10-16T20:12:32.40
IV.SMA1.EHE. ML:1.6 0.00022999999999999998 0.3 AML other m 2016-10-16T20:12:33.39
IV.SNTG.HHN. ML:1.0 0.00002095 0.12 AML other m 2016-10-16T20:12:44.40
IV.SNTG.HHE. ML:1.0 0.000019000000000000004 1.52 AML other m 2016-10-16T20:12:46.05
IV.T1245.HNE. ML:1.9 0.000859 0.66 AML other m 2016-10-16T20:13:12.28
IV.T1245.HHE. ML:1.9 0.000859 1.2 AML other m 2016-10-16T20:13:12.29
IV.T1245.HNN. ML:2.0 0.00118 0.94 AML other m 2016-10-16T20:13:13.18
IV.T1245.HHN. ML:2.0 0.0010035 0.94 AML other m 2016-10-16T20:13:12.71
IV.TERO.HHE. ML:1.0 0.0000369 0.16 AML other m 2016-10-16T20:12:37.65
IV.TERO.HHN. ML:1.2 0.00004915 0.46 AML other m 2016-10-16T20:12:37.37
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