Earthquake with magnitude of ML 1.4 on date 04-04-2017 and time 11:07:41 (Italy) in region 2 km W Amatrice (RI)

A magnitude ML 1.4 earthquake occured in region: 2 km W Amatrice (RI), on

  • 04-04-2017 09:07:41 (UTC)
  • 04-04-2017 11:07:41 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6300, 13.2680 at 13 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Amatrice RI 2 2657 2657
Accumoli RI 8 667 3324
Cittareale RI 9 482 3806
Campotosto AQ 12 542 4348
Montereale AQ 12 2581 6929
Capitignano AQ 12 665 7594
Arquata del Tronto AP 16 1178 8772
Borbona RI 17 617 9389
Posta RI 18 694 10083
Cagnano Amiterno AQ 19 1369 11452
Acquasanta Terme AP 19 2916 14368
Crognaleto TE 20 1297 15665
Cortino TE 20 656 16321
Barete AQ 20 737 17058

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km NW of L'Aquila (69753 inhabitants)
36 Km W of Teramo (54892 inhabitants)
51 Km E of Terni (111501 inhabitants)
59 Km SE of Foligno (57155 inhabitants)
73 Km W of Montesilvano (53738 inhabitants)
80 Km W of Pescara (121014 inhabitants)
80 Km W of Chieti (51815 inhabitants)
83 Km NE of Guidonia Montecelio (88673 inhabitants)
83 Km NE of Tivoli (56533 inhabitants)
89 Km SE of Perugia (166134 inhabitants)
98 Km E of Viterbo (67173 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 1.4 2017-04-04
09:07:41
42.6302 13.2678 13 2017-04-04
09:19:11
Sala Sismica INGV-Roma 43364081
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-04-04 09:07:41 ± 0.04
Latitude 42.6302 ± 0.0027
Longitude 13.2678 ± 0.0037
Depth (km) 13 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 43364081

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 290
Semi-minor axis of confidence ellipse (meter) 54
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 44
Circular confidence region, given by single value of horizontal uncertainty (meter) 290.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 73
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.28509
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 12
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 43364081
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-04-04 09:19:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHZ. 2017-04-04T09:08:06.71 3.0 undecidable manual S 0.06 0
IV.MOMA.HHZ. 2017-04-04T09:08:00.67 3.0 undecidable manual S -0.39 0
IV.EL6.EHZ. 2017-04-04T09:07:55.45 3.0 undecidable manual P -0.01 0
IV.T1241.EHZ. 2017-04-04T09:07:51.50 0.1 undecidable manual S 28 28.4493 96 0.02 98
IV.T1220.EHZ. 2017-04-04T09:07:51.53 3.0 negative manual P -0.03 0
IV.FDMO.HHZ. 2017-04-04T09:07:50.22 3.0 negative manual P -0.06 0
IV.NRCA.HHZ. 2017-04-04T09:07:50.63 0.3 undecidable manual S 331 25.8519 97 -0.16 71
IV.T1256.HHZ. 2017-04-04T09:07:49.48 3.0 positive manual P 0.1 0
IV.ARRO.EHZ. 2017-04-04T09:07:49.28 3.0 positive manual P 0.07 0
IV.T1216.EHZ. 2017-04-04T09:07:48.66 3.0 undecidable manual Pg 0.37 0
IV.T1211.EHZ. 2017-04-04T09:07:48.25 3.0 positive manual P 0.02 0
IV.T1246.HHZ. 2017-04-04T09:07:48.83 0.1 undecidable manual S 106 19.0698 103 -0.19 96
IV.T1217.EHZ. 2017-04-04T09:07:47.28 3.0 undecidable manual P 0.04 0
IV.RM33.EHZ. 2017-04-04T09:07:47.73 0.1 undecidable manual S 198 14.0748 114 -0.03 100
IV.GIGS.HHZ. 2017-04-04T09:07:47.67 3.0 undecidable manual Pg -0.03 0
IV.CAMP.HHZ. 2017-04-04T09:07:47.93 0.6 undecidable manual S 132 15.5733 110 -0.19 48
IV.MMO1.EHZ. 2017-04-04T09:07:47.60 3.0 undecidable manual P 0.07 0
IV.T1241.EHZ. 2017-04-04T09:07:47.21 0.1 undecidable manual P 28 28.4493 96 -0.02 97
IV.T1218.EHZ. 2017-04-04T09:07:47.34 0.3 undecidable manual S 290 13.1757 117 -0.2 72
IV.T1222.EHZ. 2017-04-04T09:07:47.65 0.1 undecidable manual P 217 31.6461 95 -0.08 96
IV.TERO.HHZ. 2017-04-04T09:07:46.99 3.0 undecidable manual P -0.09 0
IV.NRCA.HHZ. 2017-04-04T09:07:46.84 0.1 undecidable manual P 331 25.8519 97 0.01 98
IV.T1245.HHZ. 2017-04-04T09:07:46.95 0.3 undecidable manual P 346 25.9518 97 0.1 72
IV.SMA1.EHZ. 2017-04-04T09:07:46.08 0.3 undecidable manual S 89 5.4945 150 0.03 76
IV.T1212.EHZ. 2017-04-04T09:07:46.34 0.1 undecidable manual P 307 22.6551 99 -0.01 98
IV.T1214.EHZ. 2017-04-04T09:07:45.41 0.3 undecidable manual P 341 15.1737 111 0.18 72
IV.T1246.HHZ. 2017-04-04T09:07:45.86 0.1 undecidable manual P 106 19.0698 103 0.05 98
IV.T1218.EHZ. 2017-04-04T09:07:45.02 0.1 undecidable manual P 290 13.1757 117 0.06 99
IV.T1299.EHZ. 2017-04-04T09:07:45.47 0.3 undecidable manual S 68 1.2987 173 -0.21 74
IV.RM33.EHZ. 2017-04-04T09:07:45.20 0.1 undecidable manual P 198 14.0748 114 0.12 98
IV.CAMP.HHZ. 2017-04-04T09:07:45.36 0.6 undecidable manual P 132 15.5733 110 0.07 49
IV.SMA1.EHZ. 2017-04-04T09:07:44.28 0.1 undecidable manual P 89 5.4945 150 0.19 98
IV.T1299.EHZ. 2017-04-04T09:07:44.02 0.1 undecidable manual P 68 1.2987 173 0.14 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARRO.EHE. ML:1.2 0.000054550000000000005 1.08 AML other m 2017-04-04T09:07:57.13
IV.ARRO.EHN. ML:1.2 0.00005725 0.74 AML other m 2017-04-04T09:07:57.41
IV.CAMP.HHN. ML:1.1 0.0000984 1.18 AML other m 2017-04-04T09:07:49.35
IV.CAMP.HHE. ML:0.8 0.00005209999999999999 1.06 AML other m 2017-04-04T09:07:52.97
IV.NRCA.HHN. ML:1.7 0.000294 0.16 AML other m 2017-04-04T09:07:51.22
IV.NRCA.HHE. ML:2.0 0.000624 0.1 AML other m 2017-04-04T09:07:50.86
IV.RM33.EHE. ML:1.6 0.00035350000000000003 0.16 AML other m 2017-04-04T09:07:48.37
IV.RM33.HNE. ML:1.7 0.0004325 0.72 AML other m 2017-04-04T09:07:48.37
IV.RM33.EHN. ML:1.5 0.00028500000000000004 0.16 AML other m 2017-04-04T09:07:48.16
IV.RM33.HNN. ML:1.5 0.0002965 0.16 AML other m 2017-04-04T09:07:48.16
IV.SMA1.EHE. ML:2.1 0.00165 0.56 AML other m 2017-04-04T09:07:46.63
IV.SMA1.EHN. ML:1.9 0.00106 0.44 AML other m 2017-04-04T09:07:46.30
IV.T1214.EHE. ML:1.3 0.00016249999999999997 0.24 AML other m 2017-04-04T09:07:50.12
IV.T1214.EHN. ML:1.2 0.000147 0.96 AML other m 2017-04-04T09:07:48.08
IV.T1218.EHN. ML:2.1 0.001123 0.18 AML other m 2017-04-04T09:07:47.62
IV.T1218.HNN. ML:2.0 0.0010934999999999999 0.18 AML other m 2017-04-04T09:07:47.62
IV.T1218.EHE. ML:1.7 0.0004295 0.48 AML other m 2017-04-04T09:07:47.54
IV.T1218.HNE. ML:1.7 0.00046399999999999995 0.48 AML other m 2017-04-04T09:07:47.54
IV.T1222.EHN. ML:1.1 0.000055100000000000004 0.74 AML other m 2017-04-04T09:07:52.49
IV.T1222.EHE. ML:1.3 0.00008474999999999999 0.52 AML other m 2017-04-04T09:07:53.57
IV.T1241.EHE. ML:1.4 0.00011199999999999998 0.84 AML other m 2017-04-04T09:07:52.59
IV.T1241.EHN. ML:1.1 0.00006510000000000001 0.46 AML other m 2017-04-04T09:07:51.71
IV.T1245.HHE. ML:1.4 0.00013800000000000002 0.7 AML other m 2017-04-04T09:07:53.14
IV.T1245.HHN. ML:1.5 0.00016849999999999998 0.46 AML other m 2017-04-04T09:07:52.81
IV.T1299.HNE. ML:1.4 0.0003375 0.94 AML other m 2017-04-04T09:07:45.65
IV.T1299.EHE. ML:1.3 0.00028700000000000004 0.32 AML other m 2017-04-04T09:07:45.66
IV.T1299.EHN. ML:1.2 0.0002505 0.44 AML other m 2017-04-04T09:07:45.98
IV.T1299.HNN. ML:1.3 0.00028849999999999997 0.46 AML other m 2017-04-04T09:07:45.98
IV.TERO.HHN. ML:1.3 0.00009665 0.46 AML other m 2017-04-04T09:07:51.93
IV.TERO.HHE. ML:1.4 0.0001395 0.2 AML other m 2017-04-04T09:07:51.10
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