Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 09-04-2017 and time 02:12:41 (Italy) in region 3 km NW Barete (AQ)

A magnitude ML 1.2 earthquake occured in region: 3 km NW Barete (AQ), on

  • 09-04-2017 00:12:41 (UTC)
  • 09-04-2017 02:12:41 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.4740, 13.2670 at 14 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Barete AQ 3 737 737
Cagnano Amiterno AQ 4 1369 2106
Pizzoli AQ 5 4326 6432
Capitignano AQ 6 665 7097
Montereale AQ 6 2581 9678
Scoppito AQ 11 3727 13405
Borbona RI 12 617 14022
Campotosto AQ 13 542 14564
Posta RI 15 694 15258
Antrodoco RI 17 2588 17846
Amatrice RI 17 2657 20503
L'Aquila AQ 17 69753 90256
Micigliano RI 18 127 90383
Cittareale RI 18 482 90865
Borgo Velino RI 19 972 91837
Crognaleto TE 19 1297 93134

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km NW of L'Aquila (69753 inhabitants)
41 Km SW of Teramo (54892 inhabitants)
52 Km E of Terni (111501 inhabitants)
69 Km NE of Tivoli (56533 inhabitants)
69 Km NE of Guidonia Montecelio (88673 inhabitants)
71 Km SE of Foligno (57155 inhabitants)
73 Km W of Montesilvano (53738 inhabitants)
75 Km W of Chieti (51815 inhabitants)
78 Km W of Pescara (121014 inhabitants)
91 Km NE of Roma (2864731 inhabitants)
96 Km E of Viterbo (67173 inhabitants)
96 Km NE of Velletri (53303 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
Reviewed
Rev100 		ML 1.2 2017-04-09
00:12:41		 42.4743 13.267 14 2017-04-09
01:25:09		 Sala Sismica INGV-Roma 43589991
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-04-09 00:12:41 ± 0.05
Latitude 42.4743 ± 0.0027
Longitude 13.2670 ± 0.0037
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 43589991

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 349
Semi-minor axis of confidence ellipse (meter) 58
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 238
Circular confidence region, given by single value of horizontal uncertainty (meter) 350.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 63
Number of associated phases, regardless of their use for origin computation 43
Number of defining phases 41
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.61244
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 23
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 43589991
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-04-09 01:25:09
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.T1219.EHZ. 2017-04-09T00:13:03.00 1.0 undecidable manual S 342 67.9764 93 0.99 17
IV.FDMO.HHZ. 2017-04-09T00:13:02.28 3.0 undecidable manual S 347 64.0914 94 1.31 0
IV.T0110.HHZ. 2017-04-09T00:12:57.66 0.6 undecidable manual S 123 49.8168 95 0.48 43
IV.T1216.EHZ. 2017-04-09T00:12:57.47 0.6 undecidable manual S 336 50.4162 95 0.13 46
IV.MMO1.EHZ. 2017-04-09T00:12:56.76 0.6 undecidable manual S 6 47.4192 95 0.23 45
IV.T1241.EHZ. 2017-04-09T00:12:55.43 0.6 undecidable manual S 17 44.4222 96 -0.32 45
IV.NRCA.HHZ. 2017-04-09T00:12:55.02 0.6 undecidable manual S 343 41.7249 96 -0.01 48
IV.T1217.EHZ. 2017-04-09T00:12:54.14 0.6 undecidable manual S 314 38.0286 97 0.09 47
IV.T1212.EHZ. 2017-04-09T00:12:53.42 0.6 undecidable manual S 330 35.742 98 -0.01 48
IV.T1219.EHZ. 2017-04-09T00:12:53.51 0.1 undecidable manual P 342 67.9764 93 0.22 87
IV.T1211.EHZ. 2017-04-09T00:12:52.74 0.6 undecidable manual S 281 34.3434 98 -0.32 45
IV.T1214.EHZ. 2017-04-09T00:12:52.64 0.6 undecidable manual S 351 31.9458 99 0.19 47
IV.FDMO.HHZ. 2017-04-09T00:12:52.62 0.1 undecidable manual P 347 64.0914 94 -0.07 90
IV.TERO.HHZ. 2017-04-09T00:12:51.84 0.6 undecidable manual S 59 32.0457 99 -0.64 41
IV.T1218.EHZ. 2017-04-09T00:12:50.55 0.6 undecidable manual S 330 24.9528 104 -0.07 49
IV.VCEL.EHZ. 2017-04-09T00:12:50.61 0.1 undecidable manual P 100 47.8188 95 0.41 88
IV.FIAM.HHZ. 2017-04-09T00:12:50.90 0.6 undecidable manual S 208 25.9518 103 0.02 49
IV.T0110.HHZ. 2017-04-09T00:12:50.53 0.1 undecidable manual P 123 49.8168 95 0.02 94
IV.GIGS.HHZ. 2017-04-09T00:12:50.33 0.6 undecidable manual S 95 25.1526 104 -0.33 46
IV.T1216.EHZ. 2017-04-09T00:12:50.51 0.1 undecidable manual P 336 50.4162 95 -0.09 92
IV.ARRO.EHZ. 2017-04-09T00:12:49.42 3.0 positive manual P 0.21 0
IV.SMA1.EHZ. 2017-04-09T00:12:49.19 0.1 undecidable manual S 18 18.1707 114 0.29 93
IV.T1222.EHZ. 2017-04-09T00:12:49.31 0.6 undecidable manual S 247 20.5683 110 -0.17 48
IV.MMO1.EHZ. 2017-04-09T00:12:49.99 0.1 undecidable manual P 6 47.4192 95 -0.14 92
IV.T1241.EHZ. 2017-04-09T00:12:49.41 0.1 undecidable manual P 17 44.4222 96 -0.27 90
IV.NRCA.HHZ. 2017-04-09T00:12:49.13 0.1 undecidable manual P 343 41.7249 96 -0.14 93
IV.T1245.HHZ. 2017-04-09T00:12:49.43 0.1 undecidable manual P 351 42.9237 96 -0.01 95
IV.T1299.EHZ. 2017-04-09T00:12:48.73 0.6 undecidable manual S 4 17.7711 115 -0.07 50
IV.T1212.EHZ. 2017-04-09T00:12:48.25 0.1 undecidable manual P 330 35.742 98 -0.09 95
IV.T1217.EHZ. 2017-04-09T00:12:48.65 0.1 undecidable manual P 314 38.0286 97 -0.05 95
IV.T1211.EHZ. 2017-04-09T00:12:48.27 0.1 undecidable manual P 281 34.3434 98 0.14 94
IV.FAGN.HHZ. 2017-04-09T00:12:48.45 0.1 undecidable manual P 132 34.743 98 0.25 93
IV.T1214.EHZ. 2017-04-09T00:12:47.79 0.1 undecidable manual P 351 31.9458 99 0.01 97
IV.TERO.HHZ. 2017-04-09T00:12:47.43 0.1 undecidable manual P 59 32.0457 99 -0.36 90
IV.T1247.HHZ. 2017-04-09T00:12:46.26 0.6 undecidable manual S 145 4.4955 159 -0.04 51
IV.GIGS.HHZ. 2017-04-09T00:12:46.50 0.1 undecidable manual P 95 25.1526 104 -0.24 93
IV.T1218.EHZ. 2017-04-09T00:12:46.74 0.1 undecidable manual P 330 24.9528 104 0.02 98
IV.FIAM.HHZ. 2017-04-09T00:12:46.87 0.1 undecidable manual P 208 25.9518 103 0 98
IV.T1222.EHZ. 2017-04-09T00:12:46.06 0.1 undecidable manual P 247 20.5683 110 0 99
MN.AQU.HHZ. 2017-04-09T00:12:45.79 1.0 negative manual P 140 17.4714 115 0.16 24
IV.SMA1.EHZ. 2017-04-09T00:12:45.81 0.1 undecidable manual P 18 18.1707 114 0.08 98
IV.T1299.EHZ. 2017-04-09T00:12:45.75 0.1 undecidable manual P 4 17.7711 115 0.08 98
IV.T1247.HHZ. 2017-04-09T00:12:44.32 0.1 negative manual P 145 4.4955 159 0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.AQU.HHE. ML:1.1 0.0000861 0.94 AML other m 2017-04-09T00:12:50.24
MN.AQU.HHN. ML:1.1 0.00008319999999999999 0.88 AML other m 2017-04-09T00:12:50.72
IV.FAGN.HHN. ML:1.2 0.00006405 0.34 AML other m 2017-04-09T00:12:59.33
IV.FAGN.HHE. ML:1.3 0.00007280000000000001 1.56 AML other m 2017-04-09T00:13:00.15
IV.FDMO.HHN. ML:1.3 0.00004045 0.16 AML other m 2017-04-09T00:13:03.19
IV.FDMO.HHE. ML:1.4 0.000051000000000000006 0.58 AML other m 2017-04-09T00:13:03.08
IV.FIAM.HHE. ML:0.8 0.000028499999999999998 0.38 AML other m 2017-04-09T00:12:52.54
IV.FIAM.HHN. ML:0.8 0.000036049999999999995 0.58 AML other m 2017-04-09T00:12:52.56
IV.GIGS.HHE. ML:0.4 0.00001385 0.3 AML other m 2017-04-09T00:12:50.68
IV.GIGS.HHN. ML:0.4 0.00001715 1.58 AML other m 2017-04-09T00:12:51.02
IV.NRCA.HHN. ML:1.5 0.00008865 0.5 AML other m 2017-04-09T00:12:55.62
IV.NRCA.HHE. ML:1.5 0.00010395 0.34 AML other m 2017-04-09T00:12:56.01
IV.RM33.EHE. ML:1.4 0.00027949999999999996 0.62 AML other m 2017-04-09T00:12:46.24
IV.RM33.HNE. ML:1.4 0.000264 0.6 AML other m 2017-04-09T00:12:46.25
IV.RM33.HNN. ML:1.6 0.0004035 0.16 AML other m 2017-04-09T00:12:46.24
IV.RM33.EHN. ML:1.6 0.000411 0.16 AML other m 2017-04-09T00:12:46.24
IV.SMA1.EHN. ML:1.8 0.000499 0.32 AML other m 2017-04-09T00:12:49.55
IV.SMA1.EHE. ML:1.5 0.000237 0.64 AML other m 2017-04-09T00:12:49.78
IV.T0110.HHE. ML:1.1 0.000032149999999999995 1.22 AML other m 2017-04-09T00:12:59.38
IV.T0110.HHN. ML:1.0 0.00002265 0.58 AML other m 2017-04-09T00:13:01.87
IV.T1214.EHN. ML:1.0 0.000043185 0.16 AML other m 2017-04-09T00:12:53.89
IV.T1214.EHE. ML:1.0 0.0000474 1.36 AML other m 2017-04-09T00:12:57.79
IV.T1218.EHN. ML:1.4 0.00014 0.5 AML other m 2017-04-09T00:12:50.68
IV.T1218.EHE. ML:1.5 0.0001605 0.1 AML other m 2017-04-09T00:12:50.94
IV.T1241.EHE. ML:0.8 0.0000223 0.2 AML other m 2017-04-09T00:12:57.19
IV.T1241.EHN. ML:0.7 0.00001715 1.56 AML other m 2017-04-09T00:12:57.82
IV.T1245.HHN. ML:1.4 0.00006765 0.66 AML other m 2017-04-09T00:12:57.57
IV.T1245.HHE. ML:1.3 0.00006484999999999999 1 AML other m 2017-04-09T00:12:58.63
IV.T1247.HHN. ML:1.8 0.0007714999999999999 1.1 AML other m 2017-04-09T00:12:46.40
IV.T1247.HHE. ML:2.0 0.001095 0.66 AML other m 2017-04-09T00:12:47.56
IV.T1299.EHE. ML:1.0 0.00008219999999999999 1.56 AML other m 2017-04-09T00:12:48.80
IV.T1299.EHN. ML:1.1 0.00009075 0.26 AML other m 2017-04-09T00:12:48.80
IV.TERO.HHN. ML:1.1 0.00005485 0.54 AML other m 2017-04-09T00:12:55.27
IV.TERO.HHE. ML:0.9 0.0000367 1.32 AML other m 2017-04-09T00:12:54.66
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