Earthquake with magnitude of ML 0.7 on date 21-08-2010 and time 03:59:30 (Italy) in region 4 km N Poggio Picenze (AQ)

A magnitude ML 0.7 earthquake occured in region: 4 km N Poggio Picenze (AQ), on

  • 21-08-2010 01:59:30 (UTC)
  • 21-08-2010 03:59:30 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.3600, 13.5490 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
Poggio Picenze AQ 4 1136 1136
Barisciano AQ 5 1828 2964
San Demetrio ne' Vestini AQ 8 1854 4818
Sant'Eusanio Forconese AQ 8 394 5212
Santo Stefano di Sessanio AQ 8 111 5323
Fossa AQ 9 721 6044
Villa Sant'Angelo AQ 10 424 6468
Prata d'Ansidonia AQ 10 496 6964
Ocre AQ 10 1167 8131
Fagnano Alto AQ 12 418 8549
San Pio delle Camere AQ 12 661 9210
L'Aquila AQ 12 69753 78963
Calascio AQ 13 137 79100
Castelvecchio Calvisio AQ 13 153 79253
Carapelle Calvisio AQ 13 87 79340
Rocca di Cambio AQ 14 533 79873
Castel del Monte AQ 15 413 80286
Fontecchio AQ 15 369 80655
Caporciano AQ 16 230 80885
Rocca di Mezzo AQ 17 1526 82411
Ofena AQ 18 506 82917
Pietracamela TE 18 271 83188
Isola del Gran Sasso d'Italia TE 19 4773 87961
Tione degli Abruzzi AQ 19 310 88271
Lucoli AQ 19 1011 89282
Villa Santa Lucia degli Abruzzi AQ 19 123 89405
Castelli TE 20 1159 90564

Municipalities with at least 50000 inhabitants

An earthquake occurred to
12 Km E of L'Aquila (69753 inhabitants)
36 Km SW of Teramo (54892 inhabitants)
51 Km W of Chieti (51815 inhabitants)
52 Km W of Montesilvano (53738 inhabitants)
56 Km W of Pescara (121014 inhabitants)
76 Km NE of Tivoli (56533 inhabitants)
77 Km E of Terni (111501 inhabitants)
79 Km NE of Guidonia Montecelio (88673 inhabitants)
96 Km SE of Foligno (57155 inhabitants)
98 Km NE of Velletri (53303 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 2.1
ML 0.7
2010-08-21
01:59:30
42.36 13.549 5 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1100399
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2010-08-21 01:59:30 ± 0.14
Latitude 42.3600 ± 0.0081
Longitude 13.5490 ± 0.0073
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1100399

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 842
Semi-minor axis of confidence ellipse (meter) 579
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 359
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) 337
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.09
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.15558
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 3
Magnitudes information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 1100399
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 21:17:26

Md:2.1

Field Value
Value 2.1
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 1100399
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 21:17:26
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RAVA.EHE. 2010-08-21T02:00:02.74 10.0 undecidable manual Sg 0 0 0
IV.STR3.BHZ. 2010-08-21T01:59:47.18 10.0 undecidable manual Sg 0 0 0
IV.CMPO.HHZ. 2010-08-21T01:59:46.90 10.0 undecidable manual Pg 0 0 0
IV.T0104.HHN. 2010-08-21T01:59:36.40 0.6 undecidable manual Sg 270 17.2716 -0.049 49
IV.T0106.EHZ. 2010-08-21T01:59:35.63 0.6 undecidable manual Sg 247 14.7741 0.016 50
MN.AQU.HHZ. 2010-08-21T01:59:34.76 0.3 undecidable manual Sg 267 12.0768 0.019 75
IV.T0104.HHN. 2010-08-21T01:59:33.93 0.3 undecidable manual Pg 270 17.2716 0.122 73
IV.RAVA.EHE. 2010-08-21T01:59:33.47 10.0 undecidable manual Pg 0 0 0
OE.WTTA.HHZ. 2010-08-21T01:59:33.61 10.0 undecidable manual Pg 0 0 0
IV.T0106.EHZ. 2010-08-21T01:59:33.32 0.1 undecidable manual Pg 247 14.7741 -0.006 100
MN.AQU.HHZ. 2010-08-21T01:59:32.74 0.1 undecidable manual Pg 267 12.0768 -0.081 99
IV.STR3.BHZ. 2010-08-21T01:59:24.31 10.0 undecidable manual Pg 0 0 0
IV.FRES.HHZ. 2010-08-21T01:59:21.29 10.0 undecidable manual Pg 0 0 0
IV.PIPA.HHN. 2010-08-21T01:59:11.30 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