Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 11-04-2017 and time 01:52:08 (Italy) in region 2 km N Montegallo (AP)

A magnitude ML 1.7 earthquake occured in region: 2 km N Montegallo (AP), on

  • 10-04-2017 23:52:08 (UTC)
  • 11-04-2017 01:52:08 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8650, 13.3370 at 24 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
Montegallo AP 2 523 523
Montemonaco AP 4 604 1127
Montefortino FM 9 1178 2305
Arquata del Tronto AP 11 1178 3483
Palmiano AP 11 196 3679
Roccafluvione AP 11 2010 5689
Acquasanta Terme AP 12 2916 8605
Comunanza AP 12 3166 11771
Venarotta AP 13 2066 13837
Amandola FM 13 3629 17466
Castelsantangelo sul Nera MC 15 281 17747
Force AP 17 1354 19101
Bolognola MC 17 142 19243
Montefalcone Appennino FM 17 424 19667
Smerillo FM 18 365 20032
Ussita MC 18 444 20476
Sarnano MC 19 3264 23740
Valle Castellana TE 19 977 24717
Ascoli Piceno AP 20 49407 74124

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km NW of Teramo (54892 inhabitants)
53 Km E of Foligno (57155 inhabitants)
57 Km N of L'Aquila (69753 inhabitants)
66 Km NE of Terni (111501 inhabitants)
77 Km NW of Montesilvano (53738 inhabitants)
82 Km E of Perugia (166134 inhabitants)
84 Km NW of Pescara (121014 inhabitants)
85 Km S of Ancona (100861 inhabitants)
89 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 1.7 2017-04-10
23:52:08		 42.8647 13.3368 24 2019-07-19
13:20:54		 Bollettino Sismico Italiano INGV 62523541
Reviewed
Rev100 		ML 1.8 2017-04-10
23:52:08		 42.8642 13.3322 24 2017-04-11
00:01:43		 Sala Sismica INGV-Roma 43679091
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-04-10 23:52:08 ± 0.05
Latitude 42.8647 ± 0.0018
Longitude 13.3368 ± 0.0037
Depth (km) 24 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 62523541

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 280
Semi-minor axis of confidence ellipse (meter) 20
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 67
Circular confidence region, given by single value of horizontal uncertainty (meter) 280.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 55
Number of associated phases, regardless of their use for origin computation 72
Number of defining phases 70
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.88943
Number of stations at which the event was observed 42
Number of stations from which data was used for origin computation 40
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 52
Type of magnitude ML
Reference to an origin 62523541
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-10-29 13:13:05

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 19
Type of magnitude ML
Reference to an origin 43679091
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-04-11 00:01:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LAV9.HHZ. 2017-04-10T23:52:47.42 3.0 undecidable manual Sn 0.61 0
IV.ASSB.HHZ. 2017-04-10T23:52:27.28 0.3 undecidable manual S 290 58.497 106 0.36 65
IV.CING.HHZ. 2017-04-10T23:52:27.09 0.6 undecidable manual S 349 57.7977 106 0.34 43
IV.T1222.EHZ. 2017-04-10T23:52:27.00 0.3 undecidable manual S 206 56.8986 106 0.47 63
IV.ARRO.EHZ. 2017-04-10T23:52:26.26 0.6 undecidable manual S 236 56.2992 107 -0.11 45
IV.EL6.EHZ. 2017-04-10T23:52:26.47 0.6 undecidable manual S 340 54.9006 107 0.45 42
IV.T1211.EHZ. 2017-04-10T23:52:25.76 0.6 undecidable manual S 227 53.8017 107 0.03 47
IV.GIGS.HHZ. 2017-04-10T23:52:24.71 0.6 undecidable manual S 157 49.5171 109 0.06 46
IV.PIEI.HHZ. 2017-04-10T23:52:24.87 0.3 undecidable manual P 319 98.7234 99 -0.28 60
IV.T1247.HHZ. 2017-04-10T23:52:24.47 0.3 undecidable manual S 184 47.0196 110 0.45 64
IV.FRON.EHZ. 2017-04-10T23:52:23.09 0.6 undecidable manual P 326 87.6456 100 -0.38 40
IV.CESI.HHZ. 2017-04-10T23:52:22.24 0.1 undecidable manual S 294 38.4282 115 0.35 89
IV.T0110.HHZ. 2017-04-10T23:52:22.12 3.0 negative manual P -0.06 0
IV.RM33.EHZ. 2017-04-10T23:52:22.72 0.3 undecidable manual S 194 40.7259 114 0.27 68
IV.T1217.EHZ. 2017-04-10T23:52:21.88 0.1 undecidable manual S 243 37.1295 116 0.3 90
IV.TERO.HHZ. 2017-04-10T23:52:21.10 0.1 undecidable manual S 141 34.5432 118 0.12 94
IV.ARVD.HHZ. 2017-04-10T23:52:21.89 0.6 undecidable manual P 336 77.1672 102 0.01 44
IV.CAMP.HHZ. 2017-04-10T23:52:21.50 0.1 undecidable manual S 171 36.9297 117 -0.05 95
IV.FAGN.HHZ. 2017-04-10T23:52:20.62 0.3 undecidable manual P 163 69.4749 103 -0.1 66
IV.MOMA.HHZ. 2017-04-10T23:52:20.00 0.3 undecidable manual P 264 62.6928 105 0.29 65
IV.T1246.HHN. 2017-04-10T23:52:20.83 0.3 undecidable manual S 158 33.744 119 0.05 71
IV.VCEL.EHZ. 2017-04-10T23:52:20.24 0.3 undecidable manual P 142 66.378 104 -0.02 68
IV.FOSV.EHZ. 2017-04-10T23:52:20.16 0.3 undecidable manual P 316 66.6777 104 -0.15 66
IV.T1219.EHZ. 2017-04-10T23:52:20.72 0.1 undecidable manual S 308 34.3434 119 -0.2 93
IV.T1299.EHZ. 2017-04-10T23:52:19.26 0.1 undecidable manual S 190 25.9518 127 0.21 93
IV.FEMA.HNZ. 2017-04-10T23:52:19.05 0.3 undecidable manual S 295 25.6521 128 0.06 73
IV.T1218.EHZ. 2017-04-10T23:52:19.66 0.1 undecidable manual S 220 28.1496 125 0.14 95
IV.FDMO.HHZ. 2017-04-10T23:52:19.14 0.1 undecidable manual S 313 27.8499 125 -0.31 92
IV.T1212.EHZ. 2017-04-10T23:52:19.24 0.1 undecidable manual S 242 26.8509 126 0 98
IV.CING.HHZ. 2017-04-10T23:52:19.03 0.3 undecidable manual P 349 57.7977 106 0.05 69
IV.T1216.EHZ. 2017-04-10T23:52:18.89 0.1 undecidable manual S 276 25.9518 127 -0.16 95
IV.T1222.EHZ. 2017-04-10T23:52:18.74 0.3 undecidable manual P 206 56.8986 106 -0.11 68
IV.SMA1.EHZ. 2017-04-10T23:52:18.76 0.1 undecidable manual S 180 25.9518 127 -0.29 93
IV.ASSB.HHZ. 2017-04-10T23:52:18.84 0.3 undecidable manual P 290 58.497 106 -0.23 66
IV.T1211.EHZ. 2017-04-10T23:52:18.39 0.1 undecidable manual P 227 53.8017 107 0 93
IV.ARRO.EHZ. 2017-04-10T23:52:18.82 0.3 undecidable manual P 236 56.2992 107 0.06 69
IV.GUMA.HHZ. 2017-04-10T23:52:18.63 0.1 undecidable manual S 360 21.9669 133 0.41 90
IV.EL6.EHZ. 2017-04-10T23:52:18.67 0.1 undecidable manual P 340 54.9006 107 0.12 91
IV.T1214.HNZ. 2017-04-10T23:52:17.10 0.1 undecidable manual S 222 15.6732 143 0.01 99
IV.T1247.HHZ. 2017-04-10T23:52:17.28 0.3 undecidable manual P 184 47.0196 110 -0.12 69
IV.T1256.HNE. 2017-04-10T23:52:17.44 0.1 undecidable manual S 330 18.0708 139 -0.07 98
IV.GIGS.HHZ. 2017-04-10T23:52:17.35 0.3 undecidable manual P 157 49.5171 109 -0.41 64
IV.NRCA.HHZ. 2017-04-10T23:52:17.34 0.1 undecidable manual S 259 18.4704 138 -0.22 95
IV.MDAR.HNN. 2017-04-10T23:52:16.51 0.1 undecidable manual P 337 39.627 115 0.16 93
IV.T1217.EHZ. 2017-04-10T23:52:16.01 0.1 undecidable manual P 243 37.1295 116 0.01 96
IV.T1245.HNZ. 2017-04-10T23:52:16.49 0.1 undecidable manual S 266 12.1767 150 -0.09 99
IV.CESI.HHZ. 2017-04-10T23:52:16.10 0.1 undecidable manual P 294 38.4282 115 -0.07 94
IV.MC2.EHZ. 2017-04-10T23:52:16.85 0.1 undecidable manual S 293 13.0758 148 0.14 96
IV.RM33.EHZ. 2017-04-10T23:52:16.42 0.1 undecidable manual P 194 40.7259 114 -0.07 94
IV.TERO.HHZ. 2017-04-10T23:52:15.43 0.1 undecidable manual P 141 34.5432 118 -0.22 92
IV.MMO1.HNZ. 2017-04-10T23:52:15.52 0.1 undecidable manual S 348 3.8961 170 -0.3 97
IV.CAMP.HHZ. 2017-04-10T23:52:15.78 0.1 undecidable manual P 171 36.9297 117 -0.19 92
IV.T1219.EHZ. 2017-04-10T23:52:15.38 0.1 undecidable manual P 308 34.3434 119 -0.23 92
IV.T1241.HNZ. 2017-04-10T23:52:15.84 0.1 undecidable manual S 97 7.6812 160 -0.24 97
IV.OFFI.HHZ. 2017-04-10T23:52:15.48 0.3 undecidable manual P 75 29.4483 123 0.51 65
IV.T1246.HHN. 2017-04-10T23:52:15.37 0.3 undecidable manual P 158 33.744 119 -0.16 70
IV.MNTP.HNZ. 2017-04-10T23:52:15.57 0.3 undecidable manual P 20 32.1456 121 0.25 69
IV.FDMO.HHZ. 2017-04-10T23:52:14.58 0.1 positive manual P 313 27.8499 125 -0.18 94
IV.GUMA.HHZ. 2017-04-10T23:52:14.25 0.1 negative manual P 360 21.9669 133 0.19 95
IV.T1212.EHZ. 2017-04-10T23:52:14.65 0.1 positive manual P 242 26.8509 126 0 98
IV.T1216.EHZ. 2017-04-10T23:52:14.45 0.1 undecidable manual P 276 25.9518 127 -0.08 96
IV.T1299.EHZ. 2017-04-10T23:52:14.67 0.1 undecidable manual P 190 25.9518 127 0.14 95
IV.FEMA.HNZ. 2017-04-10T23:52:14.45 0.3 undecidable manual P 295 25.6521 128 -0.04 73
IV.SMA1.EHZ. 2017-04-10T23:52:14.48 0.1 undecidable manual P 180 25.9518 127 -0.06 97
IV.T1218.EHZ. 2017-04-10T23:52:14.81 0.1 undecidable manual P 220 28.1496 125 0.01 97
IV.T1245.HNZ. 2017-04-10T23:52:13.11 0.1 undecidable manual P 266 12.1767 150 0 100
IV.NRCA.HHZ. 2017-04-10T23:52:13.58 0.1 positive manual P 259 18.4704 138 -0.09 97
IV.MC2.EHZ. 2017-04-10T23:52:13.27 0.1 negative manual P 293 13.0758 148 0.09 98
IV.T1214.HNZ. 2017-04-10T23:52:13.45 0.1 undecidable manual P 222 15.6732 143 0.05 99
IV.T1256.HNE. 2017-04-10T23:52:13.57 0.1 undecidable manual P 330 18.0708 139 -0.07 98
IV.MMO1.HNZ. 2017-04-10T23:52:12.53 0.1 undecidable manual P 348 3.8961 170 -0.14 99
IV.T1241.HNZ. 2017-04-10T23:52:12.74 0.1 negative manual P 97 7.6812 160 -0.08 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.T1241.HNN. ML:2.1 0.0008085 0.14 AML other m 2017-04-10T23:52:15.99
IV.T1241.EHN. ML:2.1 0.0008349999999999999 0.12 AML other m 2017-04-10T23:52:15.99
IV.T1241.HNE. ML:1.9 0.000472 0.24 AML other m 2017-04-10T23:52:16.13
IV.T1241.EHE. ML:1.9 0.00046499999999999997 0.22 AML other m 2017-04-10T23:52:16.14
IV.T1214.EHN. ML:1.8 0.0003235 0.58 AML other m 2017-04-10T23:52:17.31
IV.T1214.HNE. ML:2.1 0.0006575 0.2 AML other m 2017-04-10T23:52:17.37
IV.T1214.EHE. ML:2.0 0.0006319999999999999 0.2 AML other m 2017-04-10T23:52:17.47
IV.T1214.HNN. ML:1.9 0.00042400000000000006 0.92 AML other m 2017-04-10T23:52:18.14
IV.SMA1.EHN. ML:1.7 0.00022999999999999998 0.2 AML other m 2017-04-10T23:52:19.22
IV.T1299.EHN. ML:1.5 0.000134 0.26 AML other m 2017-04-10T23:52:19.48
IV.T1212.HNE. ML:1.9 0.000328 0.38 AML other m 2017-04-10T23:52:19.42
IV.T1212.EHE. ML:1.9 0.000308 0.38 AML other m 2017-04-10T23:52:19.42
IV.T1299.EHE. ML:1.5 0.000133 0.76 AML other m 2017-04-10T23:52:19.44
IV.T1212.EHN. ML:2.1 0.00046649999999999996 0.2 AML other m 2017-04-10T23:52:19.52
IV.T1212.HNN. ML:2.0 0.00044500000000000003 0.2 AML other m 2017-04-10T23:52:19.52
IV.FDMO.HHN. ML:2.1 0.0005875 0.14 AML other m 2017-04-10T23:52:19.66
IV.FDMO.HHE. ML:1.8 0.00027800000000000004 0.16 AML other m 2017-04-10T23:52:19.79
IV.T1218.EHE. ML:1.7 0.00021100000000000003 0.32 AML other m 2017-04-10T23:52:20.20
IV.T1218.EHN. ML:1.9 0.0003445 0.72 AML other m 2017-04-10T23:52:20.64
IV.SMA1.EHE. ML:1.7 0.0001915 1.08 AML other m 2017-04-10T23:52:20.94
IV.T1219.EHN. ML:1.9 0.00028500000000000004 0.28 AML other m 2017-04-10T23:52:21.19
IV.T1219.EHE. ML:1.7 0.00017549999999999998 0.74 AML other m 2017-04-10T23:52:21.60
IV.TERO.HHE. ML:1.9 0.0002395 0.12 AML other m 2017-04-10T23:52:21.73
IV.TERO.HHN. ML:1.8 0.000227 1.34 AML other m 2017-04-10T23:52:21.83
IV.CAMP.HHE. ML:1.4 0.00007579999999999999 0.36 AML other m 2017-04-10T23:52:21.72
IV.T1217.EHE. ML:1.6 0.0001187 0.38 AML other m 2017-04-10T23:52:22.24
IV.CESI.HHN. ML:1.9 0.000237 0.28 AML other m 2017-04-10T23:52:22.45
IV.CESI.HHE. ML:1.6 0.00011945 0.1 AML other m 2017-04-10T23:52:22.56
IV.T1217.EHN. ML:1.6 0.000125 0.62 AML other m 2017-04-10T23:52:22.37
IV.CAMP.HHN. ML:1.4 0.0000696 0.22 AML other m 2017-04-10T23:52:23.26
IV.RM33.EHE. ML:1.6 0.000121 0.14 AML other m 2017-04-10T23:52:23.55
IV.RM33.EHN. ML:1.5 0.00009470000000000001 0.84 AML other m 2017-04-10T23:52:24.54
IV.T1247.HHE. ML:1.8 0.000175 0.9 AML other m 2017-04-10T23:52:24.21
IV.T1247.HHN. ML:2.0 0.000258 0.6 AML other m 2017-04-10T23:52:24.67
IV.ARRO.EHN. ML:1.5 0.000058800000000000006 1 AML other m 2017-04-10T23:52:27.54
IV.T1211.EHE. ML:1.6 0.00008104999999999999 0.32 AML other m 2017-04-10T23:52:27.28
IV.ARRO.EHE. ML:1.4 0.00004775 0.46 AML other m 2017-04-10T23:52:27.09
IV.T1211.EHN. ML:1.7 0.00011394999999999999 0.26 AML other m 2017-04-10T23:52:27.75
IV.EL6.EHE. ML:1.7 0.00011399999999999999 0.18 AML other m 2017-04-10T23:52:28.52
IV.CING.HHN. ML:1.4 0.0000557 1.08 AML other m 2017-04-10T23:52:28.18
IV.ASSB.HHN. ML:1.4 0.00005105 0.3 AML other m 2017-04-10T23:52:28.73
IV.CING.HHE. ML:1.5 0.0000576 0.16 AML other m 2017-04-10T23:52:28.96
IV.EL6.EHN. ML:1.7 0.00009850000000000001 0.44 AML other m 2017-04-10T23:52:29.30
IV.MOMA.HHN. ML:1.4 0.0000524 1.18 AML other m 2017-04-10T23:52:29.39
IV.FOSV.EHN. ML:1.4 0.00004185 1.22 AML other m 2017-04-10T23:52:30.94
IV.FOSV.EHE. ML:1.5 0.000055400000000000005 0.58 AML other m 2017-04-10T23:52:30.11
IV.ASSB.HHE. ML:1.4 0.0000446 1.68 AML other m 2017-04-10T23:52:30.04
IV.MOMA.HHE. ML:1.5 0.0000577 1.4 AML other m 2017-04-10T23:52:31.81
IV.FAGN.HHE. ML:1.7 0.00007955 0.22 AML other m 2017-04-10T23:52:34.70
IV.FAGN.HHN. ML:1.6 0.000068 0.28 AML other m 2017-04-10T23:52:35.15
IV.FRON.EHE. ML:1.2 0.0000206 1.58 AML other m 2017-04-10T23:52:40.19
IV.FRON.EHN. ML:1.5 0.00003460000000000001 0.4 AML other m 2017-04-10T23:52:42.69
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