Earthquake with magnitude of ML 0.7 on date 22-09-2010 and time 03:39:15 (Italy) in region 8 km SE Cascia (PG)

A magnitude ML 0.7 earthquake occured in region: 8 km SE Cascia (PG), on

  • 22-09-2010 01:39:15 (UTC)
  • 22-09-2010 03:39:15 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6530, 13.0610 at 8 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
Cascia PG 8 3217 3217
Monteleone di Spoleto PG 9 599 3816
Cittareale RI 9 482 4298
Poggiodomo PG 12 117 4415
Leonessa RI 13 2435 6850
Posta RI 15 694 7544
Norcia PG 16 4957 12501
Accumoli RI 16 667 13168
Borbona RI 17 617 13785
Amatrice RI 19 2657 16442
Polino TR 19 233 16675
Scheggino PG 20 461 17136

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km E of Terni (111501 inhabitants)
44 Km NW of L'Aquila (69753 inhabitants)
45 Km SE of Foligno (57155 inhabitants)
53 Km W of Teramo (54892 inhabitants)
75 Km SE of Perugia (166134 inhabitants)
78 Km NE of Guidonia Montecelio (88673 inhabitants)
80 Km N of Tivoli (56533 inhabitants)
83 Km E of Viterbo (67173 inhabitants)
91 Km W of Montesilvano (53738 inhabitants)
97 Km W of Pescara (121014 inhabitants)
97 Km NE of Roma (2864731 inhabitants)
97 Km W of Chieti (51815 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 1.6
ML 0.7
2010-09-22
01:39:15
42.653 13.061 8 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1117859
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2010-09-22 01:39:15 ± 0.08
Latitude 42.6530 ± 0.0036
Longitude 13.0610 ± 0.0024
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1117859

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 307
Semi-minor axis of confidence ellipse (meter) 270
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 337
Circular confidence region, given by single value of horizontal uncertainty (meter) 447.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 259
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) 0.07
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.20235
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:0.7

Field Value
Value 0.7
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 1117859
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 21:40:00

Md:1.6

Field Value
Value 1.6
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 1117859
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 21:40:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RM33.EHZ. 2010-09-22T01:39:23.33 0.6 undecidable manual Sg 142 20.2686 0.077 48
IV.SMA1.EHZ. 2010-09-22T01:39:23.95 0.3 undecidable manual Sg 96 22.4553 -0.019 73
IV.RM29.EHE. 2010-09-22T01:39:21.82 0.3 undecidable manual Sg 130 15.7731 0.004 74
IV.SMA1.EHZ. 2010-09-22T01:39:20.52 0.3 undecidable manual Pg 96 22.4553 0.064 72
IV.RM33.EHZ. 2010-09-22T01:39:20.02 0.1 undecidable manual Pg 142 20.2686 -0.023 98
IV.RM29.EHE. 2010-09-22T01:39:19.14 0.1 undecidable manual Pg 130 15.7731 -0.073 98
IV.LNSS.HHZ. 2010-09-22T01:39:19.13 0.3 undecidable manual Sg 197 5.7942 -0.021 75
IV.LNSS.HHZ. 2010-09-22T01:39:17.71 0.1 undecidable manual Pg 197 5.7942 0.036 100
IV.MNS.HHN. 2010-09-22T01:39:07.82 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