Earthquake with magnitude of Md 1.2 on date 15-12-2014 and time 00:29:19 (Italy) in region 4 km NE Borbona (RI)

A magnitude Md 1.2 earthquake occured in region: 4 km NE Borbona (RI), on

  • 14-12-2014 23:29:19 (UTC)
  • 15-12-2014 00:29:19 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.5360, 13.1760 at 8 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
Borbona RI 4 617 617
Montereale AQ 6 2581 3198
Posta RI 7 694 3892
Cittareale RI 9 482 4374
Cagnano Amiterno AQ 9 1369 5743
Capitignano AQ 10 665 6408
Barete AQ 13 737 7145
Micigliano RI 14 127 7272
Amatrice RI 14 2657 9929
Pizzoli AQ 15 4326 14255
Antrodoco RI 15 2588 16843
Campotosto AQ 16 542 17385
Borgo Velino RI 17 972 18357
Leonessa RI 18 2435 20792
Accumoli RI 19 667 21459
Scoppito AQ 19 3727 25186
Castel Sant'Angelo RI 20 1308 26494

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km NW of L'Aquila (69753 inhabitants)
43 Km E of Terni (111501 inhabitants)
45 Km W of Teramo (54892 inhabitants)
61 Km SE of Foligno (57155 inhabitants)
70 Km NE of Guidonia Montecelio (88673 inhabitants)
71 Km NE of Tivoli (56533 inhabitants)
80 Km W of Montesilvano (53738 inhabitants)
84 Km W of Chieti (51815 inhabitants)
86 Km W of Pescara (121014 inhabitants)
89 Km E of Viterbo (67173 inhabitants)
90 Km SE of Perugia (166134 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
Reviewed
Rev100
Md 1.2 2014-12-14
23:29:19
42.5362 13.1762 8 2014-12-15
18:20:13
Sala Sismica INGV-Roma 14687341
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2014-12-14 23:29:19 ± 0.08
Latitude 42.5362 ± 0.0027
Longitude 13.1762 ± 0.0012
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 14687341

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 227
Semi-minor axis of confidence ellipse (meter) 180
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 182
Circular confidence region, given by single value of horizontal uncertainty (meter) 230.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 170
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.05
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.15019
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 3
Magnitude information

Md:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 3
Type of magnitude Md
Reference to an origin 14687341
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2014-12-15 18:20:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MSSA.HHZ. 2014-12-14T23:30:43.99 3.0 undecidable manual Sg 19.93 0
IV.MRB1.HHZ. 2014-12-14T23:30:13.99 3.0 undecidable manual Sn -0.05 0
IV.LEOD.HNZ. 2014-12-14T23:30:11.60 3.0 negative manual Pg 17.58 0
IV.SMA1.EHZ. 2014-12-14T23:29:26.09 0.6 undecidable manual S 51 16.6722 116 0.05 49
IV.LNSS.HHZ. 2014-12-14T23:29:24.99 0.6 undecidable manual S 304 13.3755 121 -0.03 49
IV.SMA1.EHZ. 2014-12-14T23:29:23.28 0.1 undecidable manual P 51 16.6722 116 -0.04 97
IV.LNSS.HHZ. 2014-12-14T23:29:22.76 0.1 undecidable manual P 304 13.3755 121 0.02 98
IV.RM33.EHZ. 2014-12-14T23:29:22.78 0.6 undecidable manual S 134 4.3956 152 -0.02 50
IV.RM33.EHZ. 2014-12-14T23:29:21.47 0.1 undecidable manual P 134 4.3956 152 0.02 100
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