Earthquake with magnitude of ML 0.1 on date 04-07-2010 and time 23:42:54 (Italy) in region 3 km NW Pietralunga (PG)

A magnitude ML 0.1 earthquake occured in region: 3 km NW Pietralunga (PG), on

  • 04-07-2010 21:42:54 (UTC)
  • 04-07-2010 23:42:54 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.4650, 12.4090 at 5 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
Pietralunga PG 3 2111 2111
Apecchio PU 11 1882 3993
Montone PG 13 1680 5673
CittĂ  di Castello PG 14 39913 45586
Piobbico PU 16 2029 47615
Cantiano PU 18 2245 49860
Gubbio PG 19 32216 82076
Umbertide PG 19 16681 98757

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km N of Perugia (166134 inhabitants)
42 Km E of Arezzo (99543 inhabitants)
61 Km NW of Foligno (57155 inhabitants)
64 Km SW of Pesaro (94582 inhabitants)
65 Km SW of Fano (60888 inhabitants)
68 Km S of Rimini (147750 inhabitants)
76 Km S of Cesena (96758 inhabitants)
89 Km E of Siena (53903 inhabitants)
89 Km SE of Forlì (117913 inhabitants)
91 Km W of Ancona (100861 inhabitants)
99 Km E of Firenze (382808 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 1.2
ML 0.1
2010-07-04
21:42:54
43.465 12.409 5 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1077169
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2010-07-04 21:42:54 ± 0.16
Latitude 43.4650 ± 0.0054
Longitude 12.4090 ± 0.0112
Depth (km) 5 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1077169

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1075
Semi-minor axis of confidence ellipse (meter) 129
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 302
Circular confidence region, given by single value of horizontal uncertainty (meter) 1081.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 213
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.11511
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 4
Magnitudes information

ML:0.1

Field Value
Value 0.1
Uncertainty 0.0
Num. used stations
Type of magnitude ML
Reference to an origin 1077169
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 20:47:19

Md:1.2

Field Value
Value 1.2
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 1077169
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 20:47:19
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIPA.HHE. 2010-07-04T21:43:19.47 10.0 undecidable manual Pg 0 0 0
IV.FAGN.HHN. 2010-07-04T21:43:12.65 10.0 undecidable manual Pg 0 0 0
IV.PIEI.HHN. 2010-07-04T21:42:59.10 0.1 undecidable manual Sg 52 12.7761 0.194 95
IV.ATVO.HHN. 2010-07-04T21:42:57.83 0.1 undecidable manual Sg 181 9.2796 0.039 98
IV.ATVO.HHN. 2010-07-04T21:42:56.21 0.1 undecidable manual Pg 181 9.2796 -0.036 98
IV.ATPI.EHZ. 2010-07-04T21:42:56.04 0.1 undecidable manual Sg 199 1.6983 0.058 99
IV.PIEI.HHN. 2010-07-04T21:42:56.83 0.1 undecidable manual Pg 52 12.7761 -0.065 97
IV.ATPC.HHE. 2010-07-04T21:42:56.29 0.1 undecidable manual Sg 66 4.1958 -0.126 98
IV.ATPI.EHZ. 2010-07-04T21:42:55.23 0.1 undecidable manual Pg 199 1.6983 0.023 100
IV.ATPC.HHE. 2010-07-04T21:42:55.36 0.1 undecidable manual Pg 66 4.1958 -0.094 98
IV.SBPO.HHZ. 2010-07-04T21:42:39.86 10.0 undecidable manual Pg 0 0 0
BA.PZUN.HHZ. 2010-07-04T21:42:25.90 10.0 undecidable manual Pg 0 0 0
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download