Earthquake with magnitude of ML 1.1 on date 06-10-2011 and time 13:18:03 (Italy) in region 3 km NW Rezzoaglio (GE)

A magnitude ML 1.1 earthquake occured in region: 3 km NW Rezzoaglio (GE), on

  • 06-10-2011 11:18:03 (UTC)
  • 06-10-2011 13:18:03 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.5430, 9.3600 at 3 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
Rezzoaglio GE 3 995 995
Fontanigorda GE 4 277 1272
Santo Stefano d'Aveto GE 7 1126 2398
Rovegno GE 8 554 2952
Montebruno GE 9 240 3192
Gorreto GE 9 97 3289
Ottone PC 9 516 3805
Fascia GE 10 81 3886
Rondanina GE 11 62 3948
Favale di Malvaro GE 13 466 4414
Borzonasca GE 14 2049 6463
Lorsica GE 14 468 6931
Propata GE 14 142 7073
Zerba PC 15 77 7150
Cerignale PC 15 127 7277
Ferriere PC 16 1294 8571
Torriglia GE 16 2311 10882
Orero GE 16 565 11447
Neirone GE 17 916 12363
Carrega Ligure AL 17 84 12447
Mezzanego GE 18 1537 13984
Cicagna GE 18 2502 16486
Moconesi GE 18 2614 19100
Coreglia Ligure GE 18 285 19385
Corte Brugnatella PC 19 586 19971
Tribogna GE 19 614 20585
San Colombano Certenoli GE 19 2683 23268

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km E of Genova (586655 inhabitants)
61 Km NW of La Spezia (93959 inhabitants)
63 Km SW of Piacenza (102191 inhabitants)
72 Km SE of Alessandria (93943 inhabitants)
73 Km S of Pavia (72576 inhabitants)
74 Km E of Savona (61345 inhabitants)
78 Km NW of Carrara (63133 inhabitants)
82 Km W of Parma (192836 inhabitants)
84 Km NW of Massa (69479 inhabitants)
84 Km SW of Cremona (71901 inhabitants)
95 Km SE of Vigevano (63310 inhabitants)
100 Km E of Asti (76202 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 1.1
2011-10-06
11:18:03
44.543 9.36 3 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1294619
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2011-10-06 11:18:03 ± 0.26
Latitude 44.5430 ± 0.0045
Longitude 9.3600 ± 0.0252
Depth (km) 3 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1294619

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2247
Semi-minor axis of confidence ellipse (meter) 421
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 260
Circular confidence region, given by single value of horizontal uncertainty (meter) 2061.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 221
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) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.25271
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:1.1

Field Value
Value 1.1
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 1294619
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 01:39:01

Md:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 1294619
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 01:39:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SASS.HHE. 2011-10-06T11:18:37.84 10.0 undecidable manual Pg 0 0 0
IV.SBPO.HHZ. 2011-10-06T11:18:35.20 10.0 undecidable manual Pg 0 0 0
IV.MSSA.HHN. 2011-10-06T11:18:13.40 0.1 undecidable manual Sg 154 28.0497 -0.136 98
IV.BOB.HHN. 2011-10-06T11:18:12.64 0.1 undecidable manual Sg 15 25.9518 -0.157 98
GU.SC2M.HHZ. 2011-10-06T11:18:11.07 0.1 undecidable manual Sg 138 20.6682 0.083 100
IV.BOB.HHN. 2011-10-06T11:18:09.15 0.1 undecidable manual Pg 15 25.9518 0.181 97
IV.MSSA.HHN. 2011-10-06T11:18:09.33 0.1 undecidable manual Pg 154 28.0497 -0.064 99
GU.SC2M.HHZ. 2011-10-06T11:18:08.02 0.1 undecidable manual Pg 138 20.6682 0.097 100
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