Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 04-12-2014 and time 07:28:28 (UTC) in region 3 km NW Monsampolo del Tronto (AP)

A magnitude ML 2.0 earthquake occured in region: 3 km NW Monsampolo del Tronto (AP), on

  • 04-12-2014 07:28:28 (UTC)
  • 04-12-2014 08:28:28 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9260, 13.7750 at 26 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Monsampolo del Tronto AP 3 4611 4611
Acquaviva Picena AP 4 3831 8442
Spinetoli AP 4 7215 15657
Castorano AP 5 2380 18037
Monteprandone AP 5 12655 30692
Colli del Tronto AP 6 3668 34360
Offida AP 7 5058 39418
Castel di Lama AP 8 8634 48052
Ripatransone AP 8 4309 52361
Controguerra TE 9 2436 54797
San Benedetto del Tronto AP 9 47303 102100
Appignano del Tronto AP 9 1785 103885
Cossignano AP 10 978 104863
Colonnella TE 10 3734 108597
Ancarano TE 10 1857 110454
Grottammare AP 10 16006 126460
Torano Nuovo TE 11 1611 128071
Corropoli TE 12 5045 133116
Sant'Egidio alla Vibrata TE 12 9811 142927
Nereto TE 12 5242 148169
Martinsicuro TE 12 16033 164202
Castignano AP 13 2796 166998
Maltignano AP 13 2401 169399
Cupra Marittima AP 13 5398 174797
Carassai AP 14 1100 175897
Massignano AP 14 1638 177535
Montefiore dell'Aso AP 14 2123 179658
Montalto delle Marche AP 15 2122 181780
Sant'Omero TE 16 5243 187023
Alba Adriatica TE 16 12353 199376
Montedinove AP 16 488 199864
Folignano AP 16 9241 209105
Campofilone FM 18 1916 211021
Tortoreto TE 18 11542 222563
Rotella AP 18 906 223469
Ortezzano FM 18 774 224243
Ascoli Piceno AP 18 49407 273650
Monte Vidon Combatte FM 18 433 274083
Moresco FM 18 598 274681
Monterubbiano FM 18 2230 276911
Petritoli FM 19 2335 279246
Civitella del Tronto TE 19 5116 284362
Monte Rinaldo FM 20 379 284741
Pedaso FM 20 2800 287541

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km N of Teramo (54892 inhabitants)
55 Km NW of Montesilvano (53738 inhabitants)
63 Km NW of Pescara (121014 inhabitants)
71 Km NE of L'Aquila (69753 inhabitants)
72 Km NW of Chieti (51815 inhabitants)
80 Km S of Ancona (100861 inhabitants)
87 Km E 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 2.0 2014-12-04
07:28:28		 42.926 13.7752 26 2015-09-21
09:40:11		 Bollettino Sismico Italiano INGV 16874681
Reviewed
Rev100 		ML 2.1 2014-12-04
07:28:28		 42.9245 13.7878 28 2014-12-04
07:41:57		 Sala Sismica INGV-Roma 12551791
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2014-12-04 07:28:28 ± 0.14
Latitude 42.9260 ± 0.0072
Longitude 13.7752 ± 0.0123
Depth (km) 26 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 16874681

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 985
Semi-minor axis of confidence ellipse (meter) 579
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 72
Circular confidence region, given by single value of horizontal uncertainty (meter) 990.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 177
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.06565
Epicentral distance of station farthest from the epicenter (degree) 0.89303
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 11
Type of magnitude ML
Reference to an origin 16874681
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-02-04 08:39:00

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 9
Type of magnitude ML
Reference to an origin 12551791
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2014-12-04 07:41:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LNSS.HHZ. 2014-12-04T07:28:50.74 0.6 undecidable manual S 239 69.7746 105 0.49 41
IV.MOMA.HHZ. 2014-12-04T07:28:45.81 0.3 undecidable manual P 262 99.123 100 0.27 61
IV.CSP1.EHZ. 2014-12-04T07:28:45.31 0.1 undecidable manual S 292 49.8168 112 0.13 92
IV.ASSB.HHZ. 2014-12-04T07:28:44.49 0.6 undecidable manual P 279 91.5417 101 0.1 43
IV.SMA1.EHZ. 2014-12-04T07:28:44.77 0.1 undecidable manual S 228 48.5181 112 -0.1 93
IV.TERO.HHZ. 2014-12-04T07:28:42.05 0.3 undecidable manual S 203 36.4413 120 0.09 72
IV.GUMA.HHZ. 2014-12-04T07:28:42.82 0.3 undecidable manual S 293 38.7279 118 0.31 68
IV.SNTG.HHZ. 2014-12-04T07:28:42.01 0.1 undecidable manual P 299 76.8675 103 -0.17 88
IV.CESI.HHZ. 2014-12-04T07:28:41.27 0.1 undecidable manual P 277 71.1732 105 -0.06 90
IV.LNSS.HHZ. 2014-12-04T07:28:41.11 0.3 undecidable manual P 239 69.7746 105 -0.01 68
IV.EL6.EHZ. 2014-12-04T07:28:41.17 0.1 undecidable manual P 310 70.5738 105 -0.06 91
IV.VCEL.EHZ. 2014-12-04T07:28:39.93 0.6 undecidable manual P 175 59.1963 108 0.37 44
IV.CSP1.EHZ. 2014-12-04T07:28:38.09 0.1 undecidable manual P 292 49.8168 112 -0.1 93
IV.NRCA.HHZ. 2014-12-04T07:28:38.66 0.1 undecidable manual P 259 54.7008 109 -0.24 90
IV.FDMO.HHZ. 2014-12-04T07:28:38.99 0.1 undecidable manual P 283 57.0984 109 -0.26 89
IV.SMA1.EHZ. 2014-12-04T07:28:37.83 0.1 undecidable manual P 228 48.5181 112 -0.18 91
IV.OFFI.HHZ. 2014-12-04T07:28:36.74 0.6 undecidable manual S 278 7.2927 163 -0.11 50
IV.TERO.HHZ. 2014-12-04T07:28:36.36 0.1 positive manual P 203 36.4413 120 0.03 97
IV.GUMA.HHZ. 2014-12-04T07:28:36.75 0.1 undecidable manual P 293 38.7279 118 0.1 95
IV.CADA.HNE. 2014-12-04T07:28:35.87 0.6 undecidable manual P 358 29.748 126 0.4 45
IV.OFFI.HHZ. 2014-12-04T07:28:33.25 0.1 undecidable manual P 278 7.2927 163 -0.13 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ASSB.HHN. ML:2.0 0.00010159999999999999 0.7 AML other m 2014-12-04T07:29:04.71
IV.ASSB.HHE. ML:2.0 0.0001156 1.44 AML other m 2014-12-04T07:29:05.53
IV.CESI.HHN. ML:1.6 0.0000606 1.46 AML other m 2014-12-04T07:28:55.19
IV.CESI.HHE. ML:1.6 0.00006155 0.76 AML other m 2014-12-04T07:28:55.73
IV.GUMA.HHN. ML:2.3 0.0005535 0.3 AML other m 2014-12-04T07:28:46.06
IV.GUMA.HHE. ML:2.3 0.0006284999999999999 1.44 AML other m 2014-12-04T07:28:46.52
IV.LNSS.HHE. ML:2.3 0.0003305 0.5 AML other m 2014-12-04T07:28:55.18
IV.LNSS.HHN. ML:2.2 0.00026000000000000003 0.52 AML other m 2014-12-04T07:29:01.34
IV.MOMA.HHN. ML:2.0 0.0001053 1.02 AML other m 2014-12-04T07:29:04.51
IV.MOMA.HHE. ML:2.0 0.00009745 0.3 AML other m 2014-12-04T07:29:05.94
IV.NRCA.HHN. ML:2.3 0.00040050000000000003 0.16 AML other m 2014-12-04T07:28:47.58
IV.NRCA.HHE. ML:2.2 0.00034599999999999995 1.4 AML other m 2014-12-04T07:28:47.89
IV.OFFI.HHE. ML:3.0 0.005885 0.54 AML other m 2014-12-04T07:28:37.03
IV.OFFI.HHN. ML:3.0 0.006804999999999999 0.4 AML other m 2014-12-04T07:28:37.09
IV.SMA1.EHN. ML:2.0 0.000251 0.82 AML other m 2014-12-04T07:28:48.15
IV.SMA1.EHE. ML:1.9 0.000202 0.26 AML other m 2014-12-04T07:28:49.74
IV.SNTG.HHE. ML:1.9 0.0001022 1.56 AML other m 2014-12-04T07:29:15.26
IV.SNTG.HHN. ML:1.8 0.00007994999999999999 1.58 AML other m 2014-12-04T07:29:20.77
IV.TERO.HHE. ML:1.6 0.0001184 1.02 AML other m 2014-12-04T07:28:42.42
IV.TERO.HHN. ML:1.6 0.0001315 0.4 AML other m 2014-12-04T07:28:44.43
IV.VVLD.HHN. ML:1.5 0.000025149999999999998 1.58 AML other m 2014-12-04T07:29:14.51
IV.VVLD.HHE. ML:1.5 0.00002295 1.58 AML other m 2014-12-04T07:29:30.47
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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