Earthquake with magnitude of ML 0.4 on date 15-04-2010 and time 04:10:27 (Italy) in region 4 km NW Ocre (AQ)

A magnitude ML 0.4 earthquake occured in region: 4 km NW Ocre (AQ), on

  • 15-04-2010 02:10:27 (UTC)
  • 15-04-2010 04:10:27 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.3090, 13.4310 at 11 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
Ocre AQ 4 1167 1167
Fossa AQ 5 721 1888
L'Aquila AQ 6 69753 71641
Lucoli AQ 8 1011 72652
Sant'Eusanio Forconese AQ 8 394 73046
Rocca di Cambio AQ 9 533 73579
Poggio Picenze AQ 9 1136 74715
Villa Sant'Angelo AQ 10 424 75139
San Demetrio ne' Vestini AQ 11 1854 76993
Tornimparte AQ 11 3187 80180
Rocca di Mezzo AQ 13 1526 81706
Barisciano AQ 13 1828 83534
Fagnano Alto AQ 13 418 83952
Prata d'Ansidonia AQ 15 496 84448
Scoppito AQ 16 3727 88175
Fontecchio AQ 17 369 88544
Pizzoli AQ 18 4326 92870
Santo Stefano di Sessanio AQ 18 111 92981
San Pio delle Camere AQ 19 661 93642
Barete AQ 20 737 94379

Municipalities with at least 50000 inhabitants

An earthquake occurred to
6 Km SE of L'Aquila (69753 inhabitants)
45 Km SW of Teramo (54892 inhabitants)
61 Km W of Chieti (51815 inhabitants)
63 Km W of Montesilvano (53738 inhabitants)
65 Km NE of Tivoli (56533 inhabitants)
67 Km W of Pescara (121014 inhabitants)
67 Km NE of Guidonia Montecelio (88673 inhabitants)
70 Km E of Terni (111501 inhabitants)
88 Km NE of Velletri (53303 inhabitants)
91 Km NE of Roma (2864731 inhabitants)
93 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
Md 1.4
ML 0.4
2010-04-15
02:10:27
42.309 13.431 11 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1030989
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2010-04-15 02:10:27 ± 0.34
Latitude 42.3090 ± 0.0162
Longitude 13.4310 ± 0.0195
Depth (km) 11 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1030989

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2028
Semi-minor axis of confidence ellipse (meter) 1041
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 225
Circular confidence region, given by single value of horizontal uncertainty (meter) 2408.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 156
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 7
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.12051
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:0.4

Field Value
Value 0.4
Uncertainty 0.0
Num. used stations
Type of magnitude ML
Reference to an origin 1030989
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 19:48:43

Md:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations
Type of magnitude Md
Reference to an origin 1030989
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 19:48:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.HHE. 2010-04-15T02:10:35.46 10.0 undecidable manual Sg 0 0 0
IV.PIEI.HHE. 2010-04-15T02:10:33.19 10.0 undecidable manual Pg 0 0 0
IV.T0104.HHE. 2010-04-15T02:10:32.40 0.1 undecidable manual Sg 306 9.4794 -0.2 96
MN.AQU.HHZ. 2010-04-15T02:10:31.97 0.3 undecidable manual Sg 334 5.4945 0.143 74
IV.T0106.EHZ. 2010-04-15T02:10:31.54 0.1 undecidable manual Sg 267 3.8961 -0.067 100
IV.T0104.HHE. 2010-04-15T02:10:30.40 0.1 undecidable manual Pg 306 9.4794 -0.072 99
IV.FAGN.HHZ. 2010-04-15T02:10:30.83 0.3 undecidable manual Pg 111 13.3755 -0.205 72
MN.AQU.HHZ. 2010-04-15T02:10:30.14 0.1 undecidable manual Pg 334 5.4945 0.114 99
IV.T0106.EHZ. 2010-04-15T02:10:30.17 0.1 undecidable manual Pg 267 3.8961 0.271 96
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