Earthquake with magnitude of ML 1.9 on date 27-04-2007 and time 02:46:20 (Italy) in region 1 km NW Appignano del Tronto (AP)

A magnitude ML 1.9 earthquake occured in region: 1 km NW Appignano del Tronto (AP), on

  • 27-04-2007 00:46:20 (UTC)
  • 27-04-2007 02:46:20 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9040, 13.6630 at 25 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
Appignano del Tronto AP 1 1785 1785
Offida AP 4 5058 6843
Castignano AP 5 2796 9639
Castorano AP 5 2380 12019
Castel di Lama AP 6 8634 20653
Colli del Tronto AP 8 3668 24321
Maltignano AP 8 2401 26722
Ascoli Piceno AP 9 49407 76129
Spinetoli AP 9 7215 83344
Cossignano AP 9 978 84322
Folignano AP 9 9241 93563
Montedinove AP 10 488 94051
Sant'Egidio alla Vibrata TE 10 9811 103862
Ancarano TE 10 1857 105719
Rotella AP 10 906 106625
Montalto delle Marche AP 10 2122 108747
Monsampolo del Tronto AP 11 4611 113358
Torano Nuovo TE 13 1611 114969
Acquaviva Picena AP 13 3831 118800
Ripatransone AP 14 4309 123109
Controguerra TE 14 2436 125545
Venarotta AP 14 2066 127611
Monteprandone AP 14 12655 140266
Carassai AP 15 1100 141366
Civitella del Tronto TE 15 5116 146482
Ortezzano FM 15 774 147256
Force AP 15 1354 148610
Monte Rinaldo FM 15 379 148989
Nereto TE 16 5242 154231
Roccafluvione AP 16 2010 156241
Montelparo FM 16 778 157019
Corropoli TE 16 5045 162064
Monte Vidon Combatte FM 17 433 162497
Palmiano AP 17 196 162693
Colonnella TE 17 3734 166427
Sant'Omero TE 17 5243 171670
Montefiore dell'Aso AP 18 2123 173793
Petritoli FM 18 2335 176128
San Benedetto del Tronto AP 19 47303 223431
Santa Vittoria in Matenano FM 19 1330 224761
Montottone FM 19 979 225740
Montefalcone Appennino FM 19 424 226164
Grottammare AP 19 16006 242170
Monteleone di Fermo FM 19 395 242565
Campli TE 20 7209 249774
Massignano AP 20 1638 251412

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km N of Teramo (54892 inhabitants)
59 Km NW of Montesilvano (53738 inhabitants)
65 Km NE of L'Aquila (69753 inhabitants)
66 Km NW of Pescara (121014 inhabitants)
74 Km NW of Chieti (51815 inhabitants)
78 Km E of Foligno (57155 inhabitants)
80 Km S of Ancona (100861 inhabitants)
91 Km E of Terni (111501 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 2.6
ML 1.9
2007-04-27
00:46:20
42.904 13.663 25 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 626629
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2007-04-27 00:46:20 ± 0.17
Latitude 42.9040 ± 0.0054
Longitude 13.6630 ± 0.0147
Depth (km) 25 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 626629

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1000
Semi-minor axis of confidence ellipse (meter) 857
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 103
Circular confidence region, given by single value of horizontal uncertainty (meter) 1341.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 138
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.46
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.19790
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.4
Num. used stations
Type of magnitude ML
Reference to an origin 626629
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 11:56:08

Md:2.6

Field Value
Value 2.6
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 626629
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 11:56:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.BADI.EHN. 2007-04-27T00:46:42.32 0.3 undecidable manual Pg 301 132.9669 0.181 58
IV.SNTG.SHZ. 2007-04-27T00:46:41.96 0.3 undecidable manual Sg 304 70.2741 0.109 66
IV.CING.HHE. 2007-04-27T00:46:40.44 0.3 undecidable manual Sg 324 64.5909 0.071 68
IV.LNSS.BHN. 2007-04-27T00:46:39.76 0.3 undecidable manual Sg 237 60.6948 0.391 63
IV.PIEI.BHE. 2007-04-27T00:46:39.13 0.3 undecidable manual Pg 308 114.996 -0.358 58
IV.FSSB.BHN. 2007-04-27T00:46:39.65 0.3 undecidable manual Pg 321 112.998 0.46 57
IV.MURB.HHN. 2007-04-27T00:46:38.59 0.3 undecidable manual Pg 294 100.4217 1.321 40
IV.FIAM.HHZ. 2007-04-27T00:46:37.29 10.0 undecidable manual Pg 0 0 0
IV.MNS.BHZ. 2007-04-27T00:46:37.17 0.3 undecidable manual Pg 235 98.6235 0.184 62
IV.ARVD.EHZ. 2007-04-27T00:46:35.38 0.3 undecidable manual Pg 319 88.0452 0.001 66
IV.AOI.BHE. 2007-04-27T00:46:33.11 0.3 undecidable manual Pg 356 71.8725 0.169 66
IV.TERO.HHZ. 2007-04-27T00:46:32.20 0.3 undecidable manual Sg 189 31.5462 0.021 73
IV.FAGN.BHZ. 2007-04-27T00:46:32.82 0.1 undecidable manual Pg 185 71.0733 0.001 91
IV.CING.HHE. 2007-04-27T00:46:31.45 0.3 undecidable manual Pg 324 64.5909 -0.398 63
IV.SNTG.SHZ. 2007-04-27T00:46:31.93 0.3 undecidable manual Pg 304 70.2741 -0.774 55
IV.CESI.BHZ. 2007-04-27T00:46:31.19 0.3 negative manual Pg 281 62.5929 -0.358 65
IV.LNSS.BHN. 2007-04-27T00:46:31.11 0.1 positive manual Pg 237 60.6948 -0.16 90
IV.VCEL.EHZ. 2007-04-27T00:46:31.18 0.1 undecidable manual Pg 166 58.2972 0.261 88
IV.NRCA.SHZ. 2007-04-27T00:46:28.61 0.1 negative manual Pg 260 45.2214 -0.405 88
IV.OFFI.HHZ. 2007-04-27T00:46:27.98 0.1 undecidable manual Sg 28 3.8961 0.212 99
IV.TERO.HHZ. 2007-04-27T00:46:26.88 0.1 positive manual Pg 189 31.5462 -0.24 93
IV.OFFI.HHZ. 2007-04-27T00:46:24.49 0.1 undecidable manual Pg 28 3.8961 -0.083 100
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