Earthquake with magnitude of ML 1.0 on date 24-09-2010 and time 02:08:02 (Italy) in region 4 km S Macugnaga (VB)

A magnitude ML 1.0 earthquake occured in region: 4 km S Macugnaga (VB), on

  • 24-09-2010 00:08:02 (UTC)
  • 24-09-2010 02:08:02 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 45.9350, 7.9600 at 10 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
Macugnaga VB 4 557 557
Carcoforo VC 8 78 635
Rima San Giuseppe VC 9 59 694
Alagna Valsesia VC 9 408 1102
Ceppo Morelli VB 9 321 1423
Riva Valdobbia VC 11 258 1681
Rimasco VC 12 106 1787
Vanzone con San Carlo VB 13 407 2194
Mollia VC 14 95 2289
Bannio Anzino VB 16 475 2764
Gressoney-La-Trinité AO 16 303 3067
Campertogno VC 16 237 3304
Fobello VC 16 196 3500
Boccioleto VC 17 205 3705
Cervatto VC 17 47 3752
Rossa VC 17 180 3932
Rimella VC 18 134 4066
Calasca-Castiglione VB 18 649 4715
Antrona Schieranco VB 19 428 5143
Balmuccia VC 19 112 5255
Rassa VC 19 71 5326
Piode VC 20 202 5528
Scopa VC 20 381 5909

Municipalities with at least 50000 inhabitants

An earthquake occurred to
68 Km W of Varese (80799 inhabitants)
72 Km W of Gallarate (53343 inhabitants)
75 Km NW of Novara (104380 inhabitants)
78 Km W of Busto Arsizio (83106 inhabitants)
84 Km W of Legnano (60262 inhabitants)
88 Km W of Como (84495 inhabitants)
95 Km W of Rho (50434 inhabitants)
98 Km NW of Vigevano (63310 inhabitants)
98 Km N of Torino (890529 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 1.9
ML 1.0
2010-09-24
00:08:02
45.935 7.96 10 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1118719
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2010-09-24 00:08:02 ± 0.6
Latitude 45.9350 ± 0.0189
Longitude 7.9600 ± 0.0440
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1118719

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3571
Semi-minor axis of confidence ellipse (meter) 1617
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 247
Circular confidence region, given by single value of horizontal uncertainty (meter) 3996.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 268
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.57
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.74734
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 4
Magnitudes information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 1118719
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 21:41:07

Md:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations
Type of magnitude Md
Reference to an origin 1118719
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 21:41:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.LSD.HHN. 2010-09-24T00:08:27.92 0.6 undecidable manual Sg 231 82.9503 0.568 39
IV.TRTR.HHZ. 2010-09-24T00:08:18.51 10.0 undecidable manual Pg 0 0 0
GU.LSD.HHN. 2010-09-24T00:08:17.42 0.1 undecidable manual Pg 231 82.9503 0.526 79
CH.DIX.HHZ. 2010-09-24T00:08:17.12 0.3 undecidable manual Sg 291 45.7209 -0.314 67
GU.TRAV.HHE. 2010-09-24T00:08:17.71 0.6 undecidable manual Sg 199 49.7169 -0.771 38
GU.TRAV.HHE. 2010-09-24T00:08:11.69 0.1 undecidable manual Pg 199 49.7169 -0.083 93
CH.DIX.HHZ. 2010-09-24T00:08:11.17 0.3 undecidable manual Pg 291 45.7209 0.002 71
GU.SATI.HHZ. 2010-09-24T00:08:07.39 0.3 undecidable manual Sg 227 9.6792 -0.143 74
GU.SATI.HHZ. 2010-09-24T00:08:05.50 0.1 undecidable manual Pg 227 9.6792 0.048 100
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