Earthquake with magnitude of ML 0.7 on date 13-01-2011 and time 23:43:23 (Italy) in region 4 km E Massa d'Albe (AQ)

A magnitude ML 0.7 earthquake occured in region: 4 km E Massa d'Albe (AQ), on

  • 13-01-2011 22:43:23 (UTC)
  • 13-01-2011 23:43:23 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.1020, 13.4450 at 13 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
Massa d'Albe AQ 4 1476 1476
Magliano de' Marsi AQ 7 3690 5166
Ovindoli AQ 7 1227 6393
Avezzano AQ 8 42515 48908
Celano AQ 9 11017 59925
Scurcola Marsicana AQ 9 2824 62749
Aielli AQ 12 1475 64224
Rocca di Mezzo AQ 13 1526 65750
Cerchio AQ 14 1635 67385
Castellafiume AQ 16 1106 68491
Luco dei Marsi AQ 16 6079 74570
Rocca di Cambio AQ 16 533 75103
Collarmele AQ 16 894 75997
Capistrello AQ 16 5252 81249
Tagliacozzo AQ 16 6889 88138
Cappadocia AQ 17 528 88666
Trasacco AQ 18 6246 94912
Canistro AQ 18 995 95907
San Benedetto dei Marsi AQ 18 3909 99816
Tione degli Abruzzi AQ 20 310 100126
Pescina AQ 20 4133 104259
Fontecchio AQ 20 369 104628
Sante Marie AQ 20 1166 105794

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km S of L'Aquila (69753 inhabitants)
56 Km E of Tivoli (56533 inhabitants)
60 Km E of Guidonia Montecelio (88673 inhabitants)
66 Km SW of Teramo (54892 inhabitants)
66 Km W of Chieti (51815 inhabitants)
72 Km NE of Velletri (53303 inhabitants)
74 Km SW of Montesilvano (53738 inhabitants)
75 Km SW of Pescara (121014 inhabitants)
83 Km E of Roma (2864731 inhabitants)
83 Km SE of Terni (111501 inhabitants)
84 Km NE of Latina (125985 inhabitants)
87 Km NE of Aprilia (73446 inhabitants)
92 Km NE of Pomezia (62966 inhabitants)
99 Km NE of Anzio (54211 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 0.7
2011-01-13
22:43:23
42.102 13.445 13 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1161079
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2011-01-13 22:43:23 ± 0.23
Latitude 42.1020 ± 0.0162
Longitude 13.4450 ± 0.0327
Depth (km) 13 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1161079

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2593
Semi-minor axis of confidence ellipse (meter) 1941
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 132
Circular confidence region, given by single value of horizontal uncertainty (meter) 3245.0
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 8
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.20954
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 3
Magnitudes information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 1161079
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 22:36:37

Md:1.5

Field Value
Value 1.5
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 1161079
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 22:36:37
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.T0106.EHZ. 2011-01-13T22:43:31.95 0.3 undecidable manual Sg 347 23.2545 0.035 75
IV.FAGN.HHN. 2011-01-13T22:43:31.50 0.3 undecidable manual Sg 32 21.4674 0.068 74
IV.T0106.EHZ. 2011-01-13T22:43:28.20 0.1 undecidable manual Pg 347 23.2545 -0.038 99
IV.PTQR.SHZ. 2011-01-13T22:43:28.45 0.3 undecidable manual Sg 202 9.5793 -0.091 76
IV.FAGN.HHN. 2011-01-13T22:43:27.85 0.3 undecidable manual Pg 32 21.4674 -0.109 74
IV.PTQR.SHZ. 2011-01-13T22:43:26.42 0.1 undecidable manual Pg 202 9.5793 0.128 100
IV.STR4.BHZ. 2011-01-13T22:43:20.54 10.0 undecidable manual Pg 0 0 0
IV.STR3.BHE. 2011-01-13T22:43:20.15 10.0 undecidable manual Pg 0 0 0
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