Earthquake with magnitude of Md 1.5 on date 22-08-2010 and time 10:48:23 (UTC) in region 1 km N Rocca di Mezzo (AQ)

A magnitude Md 1.5 earthquake occured in region: 1 km N Rocca di Mezzo (AQ), on

  • 22-08-2010 10:48:23 (UTC)
  • 22-08-2010 12:48:23 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.2150, 13.5190 at 10 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
Rocca di Mezzo AQ 1 1526 1526
Rocca di Cambio AQ 4 533 2059
Villa Sant'Angelo AQ 6 424 2483
Fagnano Alto AQ 6 418 2901
Fontecchio AQ 8 369 3270
Sant'Eusanio Forconese AQ 8 394 3664
Ocre AQ 9 1167 4831
San Demetrio ne' Vestini AQ 9 1854 6685
Ovindoli AQ 9 1227 7912
Fossa AQ 9 721 8633
Tione degli Abruzzi AQ 10 310 8943
Prata d'Ansidonia AQ 10 496 9439
Poggio Picenze AQ 12 1136 10575
Caporciano AQ 13 230 10805
San Pio delle Camere AQ 14 661 11466
Barisciano AQ 14 1828 13294
Celano AQ 15 11017 24311
Secinaro AQ 15 359 24670
Massa d'Albe AQ 16 1476 26146
Aielli AQ 16 1475 27621
Carapelle Calvisio AQ 17 87 27708
Acciano AQ 17 327 28035
Lucoli AQ 17 1011 29046
Navelli AQ 18 554 29600
Castelvecchio Calvisio AQ 18 153 29753
Santo Stefano di Sessanio AQ 18 111 29864
Gagliano Aterno AQ 18 254 30118
Cerchio AQ 18 1635 31753
L'Aquila AQ 18 69753 101506
Magliano de' Marsi AQ 19 3690 105196
Calascio AQ 19 137 105333
Collarmele AQ 19 894 106227
Molina Aterno AQ 19 386 106613
Castelvecchio Subequo AQ 20 982 107595
Tornimparte AQ 20 3187 110782

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km SE of L'Aquila (69753 inhabitants)
52 Km SW of Teramo (54892 inhabitants)
56 Km W of Chieti (51815 inhabitants)
62 Km SW of Montesilvano (53738 inhabitants)
64 Km W of Pescara (121014 inhabitants)
66 Km E of Tivoli (56533 inhabitants)
70 Km E of Guidonia Montecelio (88673 inhabitants)
81 Km E of Terni (111501 inhabitants)
85 Km NE of Velletri (53303 inhabitants)
93 Km E of Roma (2864731 inhabitants)
97 Km NE of Latina (125985 inhabitants)
100 Km NE of Aprilia (73446 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 1.5 2010-08-22
10:48:23
42.215 13.519 10 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1100809
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2010-08-22 10:48:23 ± 0.09
Latitude 42.2150 ± 0.0036
Longitude 13.5190 ± 0.0061
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1100809

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 481
Semi-minor axis of confidence ellipse (meter) 377
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 301
Circular confidence region, given by single value of horizontal uncertainty (meter) 640.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 151
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) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.29768
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 4
Magnitude information

Md:1.5

Field Value
Value 1.5
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 1100809
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 21:17:58
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CRAC.EHZ. 2010-08-22T10:49:08.48 10.0 undecidable manual Pg 0 0 0
IV.STR3.BHN. 2010-08-22T10:49:07.80 10.0 undecidable manual Pg 0 0 0
IV.SBPO.HHN. 2010-08-22T10:49:06.36 10.0 undecidable manual Pg 0 0 0
IV.FRES.HHZ. 2010-08-22T10:48:52.56 10.0 undecidable manual Pg 0 0 0
IV.VCEL.EHN. 2010-08-22T10:48:34.80 0.6 undecidable manual Sg 53 33.0447 0.126 44
IV.PTQR.SHZ. 2010-08-22T10:48:32.18 0.6 undecidable manual Sg 204 23.4543 0.175 50
.T0104.HHE. 2010-08-22T10:48:31.67 0.6 undecidable manual Sg 317 21.867 0.178 50
.T0106.EHZ. 2010-08-22T10:48:29.36 0.3 undecidable manual Sg 313 15.0738 -0.065 70
IV.VCEL.EHN. 2010-08-22T10:48:29.69 0.3 undecidable manual Pg 53 33.0447 -0.11 73
.T0104.HHE. 2010-08-22T10:48:28.06 0.1 undecidable manual Pg 317 21.867 0.093 100
IV.PTQR.SHZ. 2010-08-22T10:48:28.27 0.1 undecidable manual Pg 204 23.4543 0.01 99
.T0106.EHZ. 2010-08-22T10:48:26.85 0.1 undecidable manual Pg 313 15.0738 0.081 100
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