Earthquake with magnitude of ML 1.2 on date 16-10-2016 and time 20:25:35 (UTC) in region 4 km W Campotosto (AQ)

A magnitude ML 1.2 earthquake occured in region: 4 km W Campotosto (AQ), on

  • 16-10-2016 20:25:35 (UTC)
  • 16-10-2016 22:25:35 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.5720, 13.3240 at 11 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
Campotosto AQ 4 542 542
Capitignano AQ 6 665 1207
Amatrice RI 7 2657 3864
Montereale AQ 8 2581 6445
Crognaleto TE 13 1297 7742
Barete AQ 14 737 8479
Cittareale RI 14 482 8961
Cagnano Amiterno AQ 15 1369 10330
Accumoli RI 15 667 10997
Pizzoli AQ 15 4326 15323
Cortino TE 16 656 15979
Borbona RI 17 617 16596
Fano Adriano TE 18 296 16892
Posta RI 19 694 17586
Pietracamela TE 20 271 17857

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km N of L'Aquila (69753 inhabitants)
33 Km W of Teramo (54892 inhabitants)
55 Km E of Terni (111501 inhabitants)
66 Km SE of Foligno (57155 inhabitants)
68 Km W of Montesilvano (53738 inhabitants)
73 Km W of Chieti (51815 inhabitants)
74 Km W of Pescara (121014 inhabitants)
80 Km NE of Tivoli (56533 inhabitants)
80 Km NE of Guidonia Montecelio (88673 inhabitants)
97 Km SE of Perugia (166134 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 1.2 2016-10-16
20:25:35
42.572 13.3242 11 2016-10-16
20:37:39
Sala Sismica INGV-Roma 30274951
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-10-16 20:25:35 ± 0.05
Latitude 42.5720 ± 0.0036
Longitude 13.3242 ± 0.0037
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 30274951

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 410
Semi-minor axis of confidence ellipse (meter) 306
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 191
Circular confidence region, given by single value of horizontal uncertainty (meter) 410.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 109
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.05936
Epicentral distance of station farthest from the epicenter (degree) 0.30307
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 4
Type of magnitude ML
Reference to an origin 30274951
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-10-16 20:37:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHZ. 2016-10-16T20:25:46.35 0.6 undecidable manual S 330 33.6441 50 -0.18 47
IV.GIGS.HHZ. 2016-10-16T20:25:43.84 0.6 undecidable manual S 123 24.2535 50 -0.17 48
IV.LNSS.HHZ. 2016-10-16T20:25:43.58 0.6 undecidable manual S 279 23.4543 50 -0.22 47
IV.TERO.HHZ. 2016-10-16T20:25:43.59 0.6 undecidable manual S 76 23.5542 50 -0.23 47
IV.T1202.EHZ. 2016-10-16T20:25:42.53 0.6 undecidable manual S 331 16.6722 50 0.53 44
IV.T1243.HHZ. 2016-10-16T20:25:41.87 0.6 undecidable manual S 36 17.1717 50 -0.25 47
IV.T1246.HHZ. 2016-10-16T20:25:41.17 0.6 undecidable manual S 85 13.875 129 -0.05 50
IV.NRCA.HHZ. 2016-10-16T20:25:41.66 0.1 positive manual P 330 33.6441 50 -0.04 96
IV.LNSS.HHZ. 2016-10-16T20:25:40.10 0.1 undecidable manual P 279 23.4543 50 -0.01 98
IV.TERO.HHZ. 2016-10-16T20:25:40.16 0.1 positive manual P 76 23.5542 50 0.03 98
IV.GIGS.HHZ. 2016-10-16T20:25:40.35 0.6 undecidable manual P 123 24.2535 50 0.12 48
IV.RM33.EHZ. 2016-10-16T20:25:40.27 0.6 undecidable manual S 232 11.3775 134 -0.3 47
IV.T1204.EHZ. 2016-10-16T20:25:40.24 0.6 undecidable manual S 357 11.5773 134 -0.38 47
IV.SMA1.EHZ. 2016-10-16T20:25:39.46 0.6 undecidable manual S 8 6.5934 149 -0.07 50
IV.T1243.HHZ. 2016-10-16T20:25:39.14 0.1 undecidable manual P 36 17.1717 50 0 100
IV.T1202.EHZ. 2016-10-16T20:25:39.24 0.6 negative manual P 331 16.6722 50 0.17 48
IV.T1299.HNZ. 2016-10-16T20:25:39.41 0.6 undecidable manual S 334 7.6812 145 -0.34 47
IV.RM33.EHZ. 2016-10-16T20:25:38.32 0.1 positive manual P 232 11.3775 134 0.07 99
IV.T1246.HHZ. 2016-10-16T20:25:38.82 0.1 positive manual P 85 13.875 129 0.19 96
IV.T1204.EHZ. 2016-10-16T20:25:38.35 0.1 positive manual P 357 11.5773 134 0.07 99
IV.T1201.HNZ. 2016-10-16T20:25:38.35 0.1 negative manual P 328 11.1777 135 0.12 98
IV.T1299.HNZ. 2016-10-16T20:25:37.84 0.1 negative manual P 334 7.6812 145 0.07 100
IV.SMA1.EHZ. 2016-10-16T20:25:37.81 0.1 positive manual P 8 6.5934 149 0.16 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHE. ML:1.3 0.0001365 0.38 AML other m 2016-10-16T20:25:43.95
IV.LNSS.HHN. ML:1.2 0.00010620000000000002 0.32 AML other m 2016-10-16T20:25:43.91
IV.RM33.EHE. ML:1.0 0.00011585000000000001 0.14 AML other m 2016-10-16T20:25:40.78
IV.RM33.EHN. ML:0.9 0.0000906 0.22 AML other m 2016-10-16T20:25:41.41
IV.SMA1.EHE. ML:1.9 0.0011549999999999998 0.34 AML other m 2016-10-16T20:25:39.91
IV.SMA1.EHN. ML:1.5 0.0004845 0.24 AML other m 2016-10-16T20:25:39.92
IV.TERO.HHN. ML:1.0 0.00005855000000000001 1.18 AML other m 2016-10-16T20:25:43.77
IV.TERO.HHE. ML:1.0 0.00006445000000000001 0.96 AML other m 2016-10-16T20:25:44.23
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download