Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 13-10-2014 and time 12:20:27 (Italy) in region 4 km N Borbona (RI)

A magnitude ML 1.6 earthquake occured in region: 4 km N Borbona (RI), on

  • 13-10-2014 10:20:27 (UTC)
  • 13-10-2014 12:20:27 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.5460, 13.1460 at 11 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Borbona RI 4 617 617
Posta RI 5 694 1311
Cittareale RI 8 482 1793
Montereale AQ 9 2581 4374
Cagnano Amiterno AQ 12 1369 5743
Micigliano RI 13 127 5870
Capitignano AQ 13 665 6535
Amatrice RI 15 2657 9192
Leonessa RI 15 2435 11627
Antrodoco RI 15 2588 14215
Barete AQ 15 737 14952
Borgo Velino RI 17 972 15924
Pizzoli AQ 17 4326 20250
Campotosto AQ 19 542 20792
Accumoli RI 19 667 21459
Castel Sant'Angelo RI 19 1308 22767
Monteleone di Spoleto PG 20 599 23366

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km NW of L'Aquila (69753 inhabitants)
41 Km E of Terni (111501 inhabitants)
48 Km W of Teramo (54892 inhabitants)
58 Km SE of Foligno (57155 inhabitants)
70 Km NE of Guidonia Montecelio (88673 inhabitants)
71 Km NE of Tivoli (56533 inhabitants)
82 Km W of Montesilvano (53738 inhabitants)
87 Km E of Viterbo (67173 inhabitants)
87 Km W of Chieti (51815 inhabitants)
88 Km SE of Perugia (166134 inhabitants)
88 Km W of Pescara (121014 inhabitants)
91 Km NE of Roma (2864731 inhabitants)
100 Km NE of Velletri (53303 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
Bulletin
Rev1000 		ML 1.6 2014-10-13
10:20:27		 42.5457 13.1462 11 2015-09-21
09:40:11		 Bollettino Sismico Italiano INGV 16743491
Reviewed
Rev100 		ML 1.6 2014-10-13
10:20:28		 42.5462 13.1492 11 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 8848451
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2014-10-13 10:20:27 ± 0.06
Latitude 42.5457 ± 0.0018
Longitude 13.1462 ± 0.0049
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 16743491

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 440
Semi-minor axis of confidence ellipse (meter) 160
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 267
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) 95
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.06205
Epicentral distance of station farthest from the epicenter (degree) 0.41639
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 16743491
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-01-26 15:51:53

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 7
Type of magnitude ML
Reference to an origin 8848451
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2014-10-13 10:26:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CESX.HHZ. 2014-10-13T10:20:43.06 0.3 undecidable manual S 279 46.2204 90 0.28 69
IV.TERO.HHZ. 2014-10-13T10:20:40.31 0.3 undecidable manual S 77 38.3283 90 -0.37 69
IV.FIAM.HHZ. 2014-10-13T10:20:38.73 0.3 undecidable manual S 184 30.8469 90 0.05 73
IV.NRCA.HHZ. 2014-10-13T10:20:38.87 0.3 undecidable manual S 355 32.0457 90 -0.12 73
IV.CAMP.HHZ. 2014-10-13T10:20:36.02 0.1 undecidable manual S 93 21.5673 90 -0.16 99
IV.CESX.HHZ. 2014-10-13T10:20:36.55 0.3 positive manual P 279 46.2204 90 0.02 72
IV.TERO.HHZ. 2014-10-13T10:20:35.09 0.3 positive manual P 77 38.3283 90 -0.22 71
IV.SMA1.EHZ. 2014-10-13T10:20:35.43 0.1 undecidable manual S 59 18.0708 90 0.16 97
IV.NRCA.HHZ. 2014-10-13T10:20:34.33 0.3 positive manual P 355 32.0457 90 -0.01 74
IV.FIAM.HHZ. 2014-10-13T10:20:34.23 0.1 positive manual P 184 30.8469 90 0.07 97
IV.LNSS.HHZ. 2014-10-13T10:20:33.21 0.1 undecidable manual S 306 10.6782 115 -0.13 100
IV.SMA1.EHZ. 2014-10-13T10:20:32.41 0.1 positive manual P 59 18.0708 90 0.22 96
IV.RM33.EHZ. 2014-10-13T10:20:32.24 0.1 undecidable manual S 126 6.8931 137 -0.28 99
IV.CAMP.HHZ. 2014-10-13T10:20:32.77 0.3 positive manual P 93 21.5673 90 0.05 74
IV.LNSS.HHZ. 2014-10-13T10:20:31.25 0.1 positive manual P 306 10.6782 115 0.18 99
IV.RM33.EHZ. 2014-10-13T10:20:30.74 0.1 negative manual P 126 6.8931 137 0.14 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CAMP.HHE. ML:1.2 0.00009820000000000002 0.4 AML other m 2014-10-13T10:20:36.33
IV.CAMP.HHN. ML:1.3 0.00013900000000000002 0.46 AML other m 2014-10-13T10:20:37.56
IV.CESX.HHE. ML:1.3 0.000054199999999999996 1.58 AML other m 2014-10-13T10:20:45.51
IV.CESX.HHN. ML:1.4 0.00007105 1.58 AML other m 2014-10-13T10:20:46.82
IV.FIAM.HHE. ML:1.6 0.000182 1.12 AML other m 2014-10-13T10:20:38.97
IV.FIAM.HHN. ML:1.4 0.000112 0.8 AML other m 2014-10-13T10:20:42.32
IV.LNSS.HHN. ML:1.9 0.00095 0.18 AML other m 2014-10-13T10:20:33.57
IV.LNSS.HHE. ML:1.8 0.000762 0.86 AML other m 2014-10-13T10:20:33.51
IV.NRCA.HHN. ML:1.9 0.0003615 0.08 AML other m 2014-10-13T10:20:39.67
IV.NRCA.HHE. ML:2.3 0.000875 0.12 AML other m 2014-10-13T10:20:39.26
IV.RM33.EHN. ML:2.3 0.002565 0.24 AML other m 2014-10-13T10:20:32.33
IV.RM33.EHE. ML:2.0 0.0014 0.18 AML other m 2014-10-13T10:20:32.57
IV.SMA1.EHE. ML:1.8 0.0004535 0.22 AML other m 2014-10-13T10:20:36.63
IV.SMA1.EHN. ML:2.0 0.0007005 0.58 AML other m 2014-10-13T10:20:35.68
IV.TERO.HHN. ML:1.3 0.00006654999999999999 0.7 AML other m 2014-10-13T10:20:41.52
IV.TERO.HHE. ML:1.3 0.00006495 0.38 AML other m 2014-10-13T10:20:40.83
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