Earthquake with magnitude of ML 1.0 on date 19-01-2012 and time 00:03:50 (Italy) in region 4 km NE Borbona (RI)

A magnitude ML 1.0 earthquake occured in region: 4 km NE Borbona (RI), on

  • 18-01-2012 23:03:50 (UTC)
  • 19-01-2012 00:03:50 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.5450, 13.1670 at 14 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.

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 5 617 617
Posta RI 6 694 1311
Montereale AQ 7 2581 3892
Cittareale RI 8 482 4374
Cagnano Amiterno AQ 11 1369 5743
Capitignano AQ 11 665 6408
Micigliano RI 14 127 6535
Amatrice RI 14 2657 9192
Barete AQ 14 737 9929
Antrodoco RI 16 2588 12517
Pizzoli AQ 16 4326 16843
Leonessa RI 17 2435 19278
Campotosto AQ 17 542 19820
Borgo Velino RI 18 972 20792
Accumoli RI 18 667 21459
Castel Sant'Angelo RI 20 1308 22767

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km NW of L'Aquila (69753 inhabitants)
43 Km E of Terni (111501 inhabitants)
46 Km W of Teramo (54892 inhabitants)
59 Km SE of Foligno (57155 inhabitants)
71 Km NE of Guidonia Montecelio (88673 inhabitants)
71 Km NE of Tivoli (56533 inhabitants)
81 Km W of Montesilvano (53738 inhabitants)
85 Km W of Chieti (51815 inhabitants)
86 Km W of Pescara (121014 inhabitants)
88 Km E of Viterbo (67173 inhabitants)
89 Km SE of Perugia (166134 inhabitants)
92 Km NE of Roma (2864731 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
Md 1.5
ML 1.0
2012-01-18
23:03:50
42.545 13.167 14 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1334029
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2012-01-18 23:03:50 ± 0.18
Latitude 42.5450 ± 0.0099
Longitude 13.1670 ± 0.0073
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1334029

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1089
Semi-minor axis of confidence ellipse (meter) 209
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 181
Circular confidence region, given by single value of horizontal uncertainty (meter) 1253.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 209
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.33005
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 5
Magnitudes information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 1334029
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 02:33:45

Md:1.5

Field Value
Value 1.5
Uncertainty 0.4
Num. used stations
Type of magnitude Md
Reference to an origin 1334029
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 02:33:45
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TERO.HHN. 2012-01-18T23:04:02.70 0.3 undecidable manual Sg 76 36.6411 -0.357 66
IV.NRCA.HHN. 2012-01-18T23:04:02.01 0.3 undecidable manual Sg 352 32.3454 0.105 73
IV.T0104.HHZ. 2012-01-18T23:03:59.45 10.0 undecidable manual Pg 0 0 0
IV.NRCA.HHN. 2012-01-18T23:03:57.27 0.1 undecidable manual Pg 352 32.3454 0.081 97
IV.TERO.HHN. 2012-01-18T23:03:57.78 0.1 undecidable manual Pg 76 36.6411 -0.08 95
IV.SMA1.EHZ. 2012-01-18T23:03:57.94 0.1 undecidable manual Sg 55 16.6722 0.042 99
IV.LNSS.HHZ. 2012-01-18T23:03:56.64 0.1 undecidable manual Sg 302 12.1767 -0.247 96
IV.SMA1.EHZ. 2012-01-18T23:03:55.14 0.1 undecidable manual Pg 55 16.6722 0.262 97
IV.CAMP.HHZ. 2012-01-18T23:03:55.33 0.1 undecidable manual Pg 93 19.7691 0.011 99
BA.PZUN.HHZ. 2012-01-18T23:03:55.04 10.0 undecidable manual Pg 0 0 0
IV.LNSS.HHZ. 2012-01-18T23:03:54.43 0.1 undecidable manual Pg 302 12.1767 0.133 100
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