Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 08-04-2015 and time 17:26:57 (UTC) in region 5 km W Montefortino (FM)

A magnitude ML 2.0 earthquake occured in region: 5 km W Montefortino (FM), on

  • 08-04-2015 17:26:57 (UTC)
  • 08-04-2015 19:26:57 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9530, 13.2830 at 7 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
Montefortino FM 5 1178 1178
Bolognola MC 7 142 1320
Amandola FM 7 3629 4949
Montemonaco AP 7 604 5553
Sarnano MC 9 3264 8817
Comunanza AP 11 3166 11983
Ussita MC 12 444 12427
Acquacanina MC 12 121 12548
Castelsantangelo sul Nera MC 12 281 12829
Montegallo AP 13 523 13352
Gualdo MC 14 815 14167
Fiastra MC 14 559 14726
Smerillo FM 15 365 15091
Montefalcone Appennino FM 15 424 15515
Palmiano AP 16 196 15711
Monte San Martino MC 16 765 16476
Visso MC 16 1107 17583
Penna San Giovanni MC 16 1108 18691
Force AP 17 1354 20045
Cessapalombo MC 18 512 20557
San Ginesio MC 18 3498 24055
Fiordimonte MC 18 202 24257
Roccafluvione AP 19 2010 26267
Sant'Angelo in Pontano MC 19 1436 27703
Venarotta AP 19 2066 29769
Santa Vittoria in Matenano FM 19 1330 31099
Arquata del Tronto AP 20 1178 32277
Camporotondo di Fiastrone MC 20 563 32840

Municipalities with at least 50000 inhabitants

An earthquake occurred to
47 Km E of Foligno (57155 inhabitants)
48 Km NW of Teramo (54892 inhabitants)
68 Km N of L'Aquila (69753 inhabitants)
68 Km NE of Terni (111501 inhabitants)
75 Km E of Perugia (166134 inhabitants)
76 Km S of Ancona (100861 inhabitants)
86 Km NW of Montesilvano (53738 inhabitants)
94 Km NW of Pescara (121014 inhabitants)
99 Km NW of Chieti (51815 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 2015-04-08
17:26:57		 42.9532 13.2827 7 2015-10-19
09:28:02		 Bollettino Sismico Italiano INGV 19573241
Reviewed
Rev100 		ML 2.0 2015-04-08
17:26:57		 42.9508 13.2782 8 2015-04-08
17:33:04		 Sala Sismica INGV-Roma 18281241
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2015-04-08 17:26:57 ± 0.14
Latitude 42.9532 ± 0.0045
Longitude 13.2827 ± 0.0098
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 19573241

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 808
Semi-minor axis of confidence ellipse (meter) 41
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 269
Circular confidence region, given by single value of horizontal uncertainty (meter) 810.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 167
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 32
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.36
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.69518
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:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 15
Type of magnitude ML
Reference to an origin 19573241
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-06-08 14:28:05

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 18281241
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2015-04-08 17:33:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FIAM.HHZ. 2015-04-08T17:27:21.52 0.3 undecidable manual S 190 77.1672 50 0.59 60
IV.ATFO.HHZ. 2015-04-08T17:27:20.79 0.3 undecidable manual S 309 73.5708 50 0.83 54
IV.SSFR.HHZ. 2015-04-08T17:27:18.82 0.3 undecidable manual S 323 67.1772 50 0.58 61
IV.ARVD.HHZ. 2015-04-08T17:27:18.98 0.3 undecidable manual S 336 66.378 50 0.93 53
IV.ATCC.EHZ. 2015-04-08T17:27:16.36 0.3 undecidable manual S 297 58.0974 50 0.53 63
IV.MGAB.HHZ. 2015-04-08T17:27:15.71 3.0 undecidable manual P 1.81 0
IV.FOSV.EHZ. 2015-04-08T17:27:15.81 0.1 undecidable manual S 312 56.6988 50 0.35 88
IV.ASSB.HHZ. 2015-04-08T17:27:14.03 0.3 undecidable manual S 281 51.6039 50 -0.06 71
IV.RM33.EHZ. 2015-04-08T17:27:13.89 0.3 undecidable manual S 186 49.617 50 0.33 67
IV.EL6.EHZ. 2015-04-08T17:27:12.17 0.3 undecidable manual S 341 44.2224 50 0.05 72
IV.CING.HHZ. 2015-04-08T17:27:12.71 0.3 undecidable manual S 351 47.4192 50 -0.26 69
IV.LNSS.HHZ. 2015-04-08T17:27:12.07 0.1 undecidable manual S 207 43.623 50 0.12 95
IV.SNTG.HHZ. 2015-04-08T17:27:11.63 0.3 undecidable manual S 321 43.4232 50 -0.29 69
IV.ATFO.HHZ. 2015-04-08T17:27:10.15 0.1 undecidable manual P 309 73.5708 50 -0.12 90
IV.FIAM.HHZ. 2015-04-08T17:27:10.58 0.3 undecidable manual P 190 77.1672 50 -0.25 65
IV.ARVD.HHZ. 2015-04-08T17:27:09.10 0.1 undecidable manual P 336 66.378 50 -0.06 92
IV.SSFR.HHZ. 2015-04-08T17:27:08.97 0.3 undecidable manual P 323 67.1772 50 -0.31 66
IV.CESI.HHZ. 2015-04-08T17:27:08.33 0.3 undecidable manual S 281 31.2465 103 0.18 72
IV.FOSV.EHZ. 2015-04-08T17:27:07.21 0.3 undecidable manual P 312 56.6988 50 -0.46 65
IV.ATCC.EHZ. 2015-04-08T17:27:07.60 0.1 undecidable manual P 297 58.0974 50 -0.28 89
IV.RM33.EHZ. 2015-04-08T17:27:06.18 0.3 undecidable manual P 186 49.617 50 -0.39 67
IV.ASSB.HHZ. 2015-04-08T17:27:06.41 0.1 positive manual P 281 51.6039 50 -0.47 87
IV.SNTG.HHZ. 2015-04-08T17:27:05.01 0.3 undecidable manual P 321 43.4232 50 -0.61 63
IV.LNSS.HHZ. 2015-04-08T17:27:05.23 0.1 positive manual P 207 43.623 50 -0.41 89
IV.EL6.EHZ. 2015-04-08T17:27:05.37 0.3 undecidable manual P 341 44.2224 50 -0.37 67
IV.CING.HHZ. 2015-04-08T17:27:05.88 0.3 undecidable manual P 351 47.4192 50 -0.35 67
IV.NRCA.HHZ. 2015-04-08T17:27:04.77 0.3 undecidable manual S 226 19.0698 111 0.66 65
IV.CESI.HHZ. 2015-04-08T17:27:03.28 0.1 positive manual P 281 31.2465 103 -0.17 96
IV.FDMO.HHZ. 2015-04-08T17:27:03.43 0.1 undecidable manual S 300 18.3705 112 -0.45 93
IV.GUMA.HHZ. 2015-04-08T17:27:02.80 0.3 undecidable manual S 19 12.876 120 0.64 66
IV.NRCA.HHZ. 2015-04-08T17:27:01.20 0.1 undecidable manual P 226 19.0698 111 0.08 100
IV.GUMA.HHZ. 2015-04-08T17:27:00.41 0.1 positive manual P 19 12.876 120 0.42 94
IV.FDMO.HHZ. 2015-04-08T17:27:00.90 0.1 positive manual P 300 18.3705 112 -0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARVD.HHN. ML:1.6 0.000072 0.16 AML other m 2015-04-08T17:27:20.14
IV.ARVD.HHE. ML:1.7 0.0000964 1.02 AML other m 2015-04-08T17:27:20.72
IV.ASSB.HHN. ML:2.0 0.0002405 0.28 AML other m 2015-04-08T17:27:14.56
IV.ASSB.HHE. ML:1.9 0.00019 1 AML other m 2015-04-08T17:27:18.31
IV.ATCC.EHN. ML:2.2 0.0003235 1.14 AML other m 2015-04-08T17:27:17.97
IV.ATCC.EHE. ML:2.3 0.000457 0.28 AML other m 2015-04-08T17:27:17.00
IV.ATFO.HHN. ML:1.7 0.00008604999999999999 0.82 AML other m 2015-04-08T17:27:25.19
IV.ATFO.HHE. ML:1.9 0.0001155 1.32 AML other m 2015-04-08T17:27:26.95
IV.CESI.HHN. ML:1.9 0.000363 0.2 AML other m 2015-04-08T17:27:08.99
IV.CESI.HHE. ML:1.7 0.00024 1.58 AML other m 2015-04-08T17:27:08.64
IV.CING.HHE. ML:1.8 0.0001875 1.12 AML other m 2015-04-08T17:27:13.93
IV.CING.HHN. ML:1.6 0.00011999999999999999 1.12 AML other m 2015-04-08T17:27:13.54
IV.FDMO.HHN. ML:2.1 0.001064 0.48 AML other m 2015-04-08T17:27:04.27
IV.FDMO.HHE. ML:1.9 0.000708 1.26 AML other m 2015-04-08T17:27:05.96
IV.FIAM.HHE. ML:1.7 0.00008235000000000001 0.7 AML other m 2015-04-08T17:27:24.77
IV.FIAM.HHN. ML:1.6 0.00005595 0.88 AML other m 2015-04-08T17:27:29.06
IV.FOSV.EHE. ML:2.1 0.000295 0.26 AML other m 2015-04-08T17:27:16.93
IV.FOSV.EHN. ML:2.2 0.000335 0.28 AML other m 2015-04-08T17:27:16.70
IV.GUMA.HNN. ML:2.6 0.00426 1.12 AML other m 2015-04-08T17:27:05.04
IV.GUMA.HHN. ML:2.6 0.00435 1.18 AML other m 2015-04-08T17:27:05.05
IV.GUMA.HNE. ML:2.5 0.0035800000000000003 0.68 AML other m 2015-04-08T17:27:05.12
IV.GUMA.HHE. ML:2.5 0.00359 1.58 AML other m 2015-04-08T17:27:03.36
IV.LNSS.HHE. ML:2.5 0.001029 0.3 AML other m 2015-04-08T17:27:12.65
IV.LNSS.HHN. ML:2.3 0.000655 0.7 AML other m 2015-04-08T17:27:12.80
IV.NRCA.HHN. ML:2.2 0.00132 0.42 AML other m 2015-04-08T17:27:06.30
IV.NRCA.HHE. ML:2.3 0.0016099999999999999 0.12 AML other m 2015-04-08T17:27:05.22
IV.RM33.EHE. ML:1.9 0.0002195 0.88 AML other m 2015-04-08T17:27:14.77
IV.RM33.EHN. ML:1.8 0.000165 0.3 AML other m 2015-04-08T17:27:14.54
IV.SNTG.HHN. ML:1.9 0.0002535 0.82 AML other m 2015-04-08T17:27:12.71
IV.SNTG.HHE. ML:1.8 0.000216 0.56 AML other m 2015-04-08T17:27:12.95
IV.SSFR.HHN. ML:2.1 0.00022649999999999998 0.66 AML other m 2015-04-08T17:27:21.74
IV.SSFR.HHE. ML:2.2 0.000277 1.48 AML other m 2015-04-08T17:27:22.50
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
Waveforms Seismic signals in miniseed + resp format Download