Earthquake with magnitude of ML 0.4 on date 04-07-2015 and time 10:50:12 (UTC) in region 8 km SW Pietracamela (TE)

A magnitude ML 0.4 earthquake occured in region: 8 km SW Pietracamela (TE), on

  • 04-07-2015 10:50:12 (UTC)
  • 04-07-2015 12:50:12 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.4710, 13.4960 at 15 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
Pietracamela TE 8 271 271
Crognaleto TE 9 1297 1568
Fano Adriano TE 10 296 1864
Campotosto AQ 14 542 2406
Isola del Gran Sasso d'Italia TE 14 4773 7179
Tossicia TE 15 1406 8585
L'Aquila AQ 15 69753 78338
Montorio al Vomano TE 17 8218 86556
Pizzoli AQ 17 4326 90882
Capitignano AQ 17 665 91547
Cortino TE 17 656 92203
Colledara TE 17 2179 94382
Poggio Picenze AQ 17 1136 95518
Barisciano AQ 18 1828 97346
Barete AQ 18 737 98083
Castelli TE 18 1159 99242
Santo Stefano di Sessanio AQ 19 111 99353
Fossa AQ 20 721 100074
Castel Castagna TE 20 500 100574

Municipalities with at least 50000 inhabitants

An earthquake occurred to
15 Km NE of L'Aquila (69753 inhabitants)
27 Km SW of Teramo (54892 inhabitants)
54 Km W of Montesilvano (53738 inhabitants)
57 Km W of Chieti (51815 inhabitants)
59 Km W of Pescara (121014 inhabitants)
70 Km E of Terni (111501 inhabitants)
80 Km NE of Tivoli (56533 inhabitants)
82 Km NE of Guidonia Montecelio (88673 inhabitants)
84 Km SE of Foligno (57155 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
ML 0.4 2015-07-04
10:50:12
42.471 13.4958 15 2016-01-08
08:53:02
Bollettino Sismico Italiano INGV 22064981
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2015-07-04 10:50:12 ± 0.09
Latitude 42.4710 ± 0.0045
Longitude 13.4958 ± 0.0061
Depth (km) 15 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 22064981

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 437
Semi-minor axis of confidence ellipse (meter) 417
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 196
Circular confidence region, given by single value of horizontal uncertainty (meter) 440.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 118
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.13
Epicentral distance of station closest to the epicenter (degree) 0.05936
Epicentral distance of station farthest from the epicenter (degree) 0.21494
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.4

Field Value
Value 0.4
Uncertainty 0.2
Num. used stations 2
Type of magnitude ML
Reference to an origin 22064981
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-11-03 12:27:19
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RM33.EHZ. 2015-07-04T10:50:21.08 0.3 undecidable manual S 280 23.3544 109 -0.08 74
IV.SMA1.EHZ. 2015-07-04T10:50:20.74 0.6 undecidable manual S 324 22.0668 111 -0.07 49
IV.TERO.HHZ. 2015-07-04T10:50:19.93 0.6 undecidable manual S 28 19.0698 115 -0.14 49
IV.CAMP.HHZ. 2015-07-04T10:50:18.09 0.3 undecidable manual S 315 10.0788 138 -0.06 76
IV.GIGS.HHZ. 2015-07-04T10:50:17.48 0.3 undecidable manual S 107 6.5934 151 -0.13 75
IV.RM33.EHZ. 2015-07-04T10:50:17.30 0.3 undecidable manual P 280 23.3544 109 -0.1 73
IV.SMA1.EHZ. 2015-07-04T10:50:17.22 0.3 undecidable manual P 324 22.0668 111 0.02 75
IV.FAGN.HHZ. 2015-07-04T10:50:17.37 0.6 undecidable manual P 162 23.8539 108 -0.1 49
IV.TERO.HHZ. 2015-07-04T10:50:16.81 0.1 undecidable manual P 28 19.0698 115 0.04 100
IV.GIGS.HHZ. 2015-07-04T10:50:15.52 0.1 undecidable manual P 107 6.5934 151 0.17 100
IV.CAMP.HHZ. 2015-07-04T10:50:15.87 0.1 undecidable manual P 315 10.0788 138 0.21 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CAMP.HHE. ML:0.6 0.000039750000000000004 0.1 AML other m 2015-07-04T10:50:51.61
IV.CAMP.HHN. ML:0.6 0.0000346 0.1 AML other m 2015-07-04T10:50:51.58
IV.TERO.HHE. ML:0.2 0.000011245000000000002 0.26 AML other m 2015-07-04T10:50:20.08
IV.TERO.HHN. ML:0.4 0.00001535 0.64 AML other m 2015-07-04T10:50:20.28
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