Earthquake with magnitude of ML 1.0 on date 15-01-2012 and time 06:42:21 (Italy) in region 5 km SE Amatrice (RI)

A magnitude ML 1.0 earthquake occured in region: 5 km SE Amatrice (RI), on

  • 15-01-2012 05:42:21 (UTC)
  • 15-01-2012 06:42:21 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.5860, 13.3080 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
Amatrice RI 5 2657 2657
Campotosto AQ 6 542 3199
Capitignano AQ 7 665 3864
Montereale AQ 9 2581 6445
Cittareale RI 13 482 6927
Accumoli RI 13 667 7594
Crognaleto TE 15 1297 8891
Barete AQ 15 737 9628
Cagnano Amiterno AQ 16 1369 10997
Borbona RI 16 617 11614
Pizzoli AQ 17 4326 15940
Cortino TE 17 656 16596
Posta RI 19 694 17290
Fano Adriano TE 19 296 17586

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km N of L'Aquila (69753 inhabitants)
34 Km W of Teramo (54892 inhabitants)
54 Km E of Terni (111501 inhabitants)
64 Km SE of Foligno (57155 inhabitants)
69 Km W of Montesilvano (53738 inhabitants)
75 Km W of Chieti (51815 inhabitants)
76 Km W of Pescara (121014 inhabitants)
81 Km NE of Guidonia Montecelio (88673 inhabitants)
81 Km NE of Tivoli (56533 inhabitants)
95 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
Bulletin
Rev1000
Md 1.5
ML 1.0
2012-01-15
05:42:21
42.586 13.308 14 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1332379
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2012-01-15 05:42:21 ± 0.06
Latitude 42.5860 ± 0.0018
Longitude 13.3080 ± 0.0024
Depth (km) 14 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1332379

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 178
Semi-minor axis of confidence ellipse (meter) 173
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 224
Circular confidence region, given by single value of horizontal uncertainty (meter) 282.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 250
Number of associated phases, regardless of their use for origin computation 6
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.04
Epicentral distance of station closest to the epicenter (degree) 0.04856
Epicentral distance of station farthest from the epicenter (degree) 0.28509
Number of stations at which the event was observed 3
Number of stations from which data was used for origin computation 3
Magnitudes information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 1332379
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 02:31:28

Md:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 1332379
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 02:31:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHZ. 2012-01-15T05:42:32.42 0.1 undecidable manual Sg 330 31.6461 0.013 96
IV.LNSS.HHN. 2012-01-15T05:42:29.86 0.1 undecidable manual Sg 275 21.867 0.009 97
IV.NRCA.HHZ. 2012-01-15T05:42:27.76 0.1 undecidable manual Pg 330 31.6461 -0.02 96
IV.LNSS.HHN. 2012-01-15T05:42:26.29 0.1 undecidable manual Pg 275 21.867 -0.015 97
IV.SMA1.EHZ. 2012-01-15T05:42:26.28 0.1 undecidable manual Sg 25 5.3946 -0.02 100
IV.SMA1.EHZ. 2012-01-15T05:42:24.29 0.1 undecidable manual Pg 25 5.3946 0.036 100
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