Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 30-08-2016 and time 04:22:25 (UTC) in region 7 km NW Accumoli (RI)

A magnitude ML 2.0 earthquake occured in region: 7 km NW Accumoli (RI), on

  • 30-08-2016 04:22:25 (UTC)
  • 30-08-2016 06:22:25 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7390, 13.1870 at 10 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.

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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
Accumoli RI 7 667 667
Norcia PG 10 4957 5624
Arquata del Tronto AP 10 1178 6802
Cittareale RI 14 482 7284
Cascia PG 14 3217 10501
Amatrice RI 15 2657 13158
Montegallo AP 17 523 13681
Castelsantangelo sul Nera MC 18 281 13962
Acquasanta Terme AP 19 2916 16878
Preci PG 20 724 17602

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km W of Teramo (54892 inhabitants)
46 Km SE of Foligno (57155 inhabitants)
46 Km NW of L'Aquila (69753 inhabitants)
48 Km E of Terni (111501 inhabitants)
77 Km SE of Perugia (166134 inhabitants)
83 Km W of Montesilvano (53738 inhabitants)
90 Km W of Pescara (121014 inhabitants)
90 Km NE of Guidonia Montecelio (88673 inhabitants)
91 Km W of Chieti (51815 inhabitants)
92 Km NE of Tivoli (56533 inhabitants)
95 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 2.0 2016-08-30
04:22:25		 42.7392 13.1867 10 2016-08-30
04:33:58		 Sala Sismica INGV-Roma 27686581
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-08-30 04:22:25 ± 0.05
Latitude 42.7392 ± 0.0027
Longitude 13.1867 ± 0.0049
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 27686581

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 374
Semi-minor axis of confidence ellipse (meter) 232
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 78
Circular confidence region, given by single value of horizontal uncertainty (meter) 370.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 67
Number of associated phases, regardless of their use for origin computation 72
Number of defining phases 41
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.78241
Number of stations at which the event was observed 48
Number of stations from which data was used for origin computation 21
Magnitude information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 17
Type of magnitude ML
Reference to an origin 27686581
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-08-30 04:33:58
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ARVD.HHZ. 2016-08-30T04:22:53.99 3.0 undecidable manual S 86.8464 0.2 0
IV.LATB.EHZ. 2016-08-30T04:22:47.16 3.0 negative manual P -1.26 0
IV.EL6.EHZ. 2016-08-30T04:22:47.99 3.0 undecidable manual S 65.8896 0.53 0
IV.FAGN.HHZ. 2016-08-30T04:22:46.99 3.0 undecidable manual S 61.8936 0.24 0
IV.SNTG.HHZ. 2016-08-30T04:22:45.99 3.0 undecidable manual S 60.8946 -0.01 0
IV.SACS.HHZ. 2016-08-30T04:22:44.18 3.0 negative manual P -0.04 0
IV.MPAG.EHZ. 2016-08-30T04:22:43.00 3.0 undecidable manual P -1.11 0
IV.PIEI.HHZ. 2016-08-30T04:22:43.74 3.0 undecidable manual P -0.11 0
IV.FRON.EHZ. 2016-08-30T04:22:42.08 3.0 undecidable manual P -0.28 0
IV.MDAR.HNN. 2016-08-30T04:22:42.54 0.1 undecidable manual S 356 50.4162 50 0.71 77
IV.CERT.HHZ. 2016-08-30T04:22:42.37 3.0 positive manual P 0.82 0
IV.INTR.HHZ. 2016-08-30T04:22:42.70 3.0 undecidable manual P -0.58 0
IV.MGAB.HHZ. 2016-08-30T04:22:42.35 3.0 positive manual P 0.66 0
IV.SEF1.HNZ. 2016-08-30T04:22:42.03 0.3 undecidable manual S 337 49.2174 50 0.53 62
IV.ATVO.HHZ. 2016-08-30T04:22:42.61 3.0 negative manual P 0.01 0
IV.PP3.EHZ. 2016-08-30T04:22:41.09 3.0 negative manual P 1.36 0
IV.ARVD.HHZ. 2016-08-30T04:22:40.99 3.0 positive manual P 86.8464 -0.08 0
IV.ATFO.HHZ. 2016-08-30T04:22:40.81 3.0 negative manual P -0.16 0
IV.SSFR.HHZ. 2016-08-30T04:22:40.62 3.0 undecidable manual P -0.05 0
IV.CING.HHZ. 2016-08-30T04:22:38.14 3.0 positive manual P -0.26 0
IV.CESI.HHZ. 2016-08-30T04:22:38.40 0.1 undecidable manual S 322 37.3293 50 0.07 94
IV.T0110.HHZ. 2016-08-30T04:22:38.72 3.0 positive manual P -0.29 0
IV.FOSV.EHZ. 2016-08-30T04:22:38.34 3.0 positive manual P -0.12 0
IV.TRTR.HHZ. 2016-08-30T04:22:37.86 3.0 negative manual P 1.3 0
IV.FDMO.HHZ. 2016-08-30T04:22:37.49 0.1 undecidable manual S 346 33.9438 50 0.06 95
IV.EL6.EHZ. 2016-08-30T04:22:37.50 3.0 negative manual P 65.8896 -0.12 0
IV.ATCC.EHZ. 2016-08-30T04:22:37.66 3.0 negative manual P -0.13 0
IV.SNTG.HHZ. 2016-08-30T04:22:36.73 3.0 undecidable manual P 60.8946 -0.04 0
IV.FAGN.HHZ. 2016-08-30T04:22:36.74 3.0 negative manual P 61.8936 -0.18 0
IV.SEF1.HNZ. 2016-08-30T04:22:35.02 0.3 undecidable manual P 337 49.2174 50 0.2 67
IV.CAMP.HHZ. 2016-08-30T04:22:35.92 0.1 undecidable manual S 141 28.9488 50 -0.17 94
IV.FEMA.HNN. 2016-08-30T04:22:35.26 0.3 undecidable manual S 336 27.1506 50 -0.34 68
IV.ASSB.HHZ. 2016-08-30T04:22:35.56 3.0 positive manual P -0.26 0
IV.MDAR.HNN. 2016-08-30T04:22:35.25 0.1 undecidable manual P 356 50.4162 50 0.25 89
IV.CESX.HHZ. 2016-08-30T04:22:35.14 3.0 negative manual P -0.12 0
IV.T1215.EHZ. 2016-08-30T04:22:35.17 0.1 undecidable manual S 285 26.8509 50 -0.35 90
IV.T1241.HHZ. 2016-08-30T04:22:34.35 0.1 undecidable manual S 57 23.754 113 -0.29 92
IV.MNTP.HNN. 2016-08-30T04:22:34.92 0.3 undecidable manual P 27 49.8168 50 0.02 70
IV.RM33.EHZ. 2016-08-30T04:22:34.98 0.1 undecidable manual S 175 25.6521 50 -0.22 93
IV.GIGS.HHZ. 2016-08-30T04:22:33.92 3.0 undecidable manual P -0.16 0
IV.T1243.HHZ. 2016-08-30T04:22:33.69 0.1 undecidable manual S 102 21.867 115 -0.34 91
IV.MC2.EHZ. 2016-08-30T04:22:33.74 0.1 undecidable manual S 1 19.1697 118 0.56 87
IV.CSP1.EHZ. 2016-08-30T04:22:33.19 3.0 positive manual P 0.02 0
IV.LNSS.HHZ. 2016-08-30T04:22:33.32 0.1 undecidable manual S 218 19.2696 118 0.09 97
IV.ARRO.EHZ. 2016-08-30T04:22:33.17 3.0 positive manual P -0.02 0
IV.MMO1.EHZ. 2016-08-30T04:22:33.56 0.1 undecidable manual S 33 21.1677 116 -0.25 93
IV.TERO.HHZ. 2016-08-30T04:22:32.41 3.0 undecidable manual P -0.27 0
IV.SMA1.EHZ. 2016-08-30T04:22:32.71 0.1 undecidable manual S 135 17.0718 121 0.14 96
IV.CESI.HHZ. 2016-08-30T04:22:32.92 0.1 positive manual P 322 37.3293 50 -0.07 94
IV.FDMO.HHZ. 2016-08-30T04:22:32.34 0.1 undecidable manual P 346 33.9438 50 -0.12 93
IV.RM33.EHZ. 2016-08-30T04:22:31.07 0.1 positive manual P 175 25.6521 50 -0.11 95
IV.T1215.EHZ. 2016-08-30T04:22:31.22 0.1 positive manual P 285 26.8509 50 -0.14 94
IV.T1201.HNZ. 2016-08-30T04:22:31.21 0.1 undecidable manual S 150 10.4784 134 0.48 90
IV.CAMP.HHZ. 2016-08-30T04:22:31.59 0.1 undecidable manual P 141 28.9488 50 -0.1 95
IV.FEMA.HNN. 2016-08-30T04:22:31.28 0.3 undecidable manual P 336 27.1506 50 -0.13 71
IV.T1204.EHZ. 2016-08-30T04:22:31.46 0.1 undecidable manual S 123 12.6762 128 0.15 97
IV.LNSS.HHZ. 2016-08-30T04:22:30.14 0.1 positive manual P 218 19.2696 118 0.1 96
IV.T1242.HHZ. 2016-08-30T04:22:30.38 0.1 undecidable manual S 8 10.0788 135 -0.26 95
IV.MMO1.EHZ. 2016-08-30T04:22:30.24 0.1 positive manual P 33 21.1677 116 -0.13 95
IV.T1244.HNZ. 2016-08-30T04:22:30.59 0.1 undecidable manual S 78 9.2796 137 0.15 97
IV.T1243.HHZ. 2016-08-30T04:22:30.35 0.1 positive manual P 102 21.867 115 -0.15 95
IV.NRCA.HNZ. 2016-08-30T04:22:30.63 0.1 undecidable manual S 331 11.9769 130 -0.5 90
IV.MC2.EHZ. 2016-08-30T04:22:30.10 0.1 positive manual P 1 19.1697 118 0.09 97
IV.T1241.HHZ. 2016-08-30T04:22:30.73 0.1 positive manual P 57 23.754 113 -0.13 95
IV.T1204.EHZ. 2016-08-30T04:22:29.17 0.1 undecidable manual P 123 12.6762 128 0.24 95
IV.SMA1.EHZ. 2016-08-30T04:22:29.78 0.1 positive manual P 135 17.0718 121 0.12 96
IV.T1202.EHZ. 2016-08-30T04:22:29.18 0.1 undecidable manual S 142 4.995 154 -0.41 92
IV.NRCA.HNZ. 2016-08-30T04:22:28.80 0.1 positive manual P 331 11.9769 130 -0.03 99
IV.T1242.HHZ. 2016-08-30T04:22:28.58 0.1 negative manual P 8 10.0788 135 0.04 99
IV.T1244.HNZ. 2016-08-30T04:22:28.65 0.1 positive manual P 78 9.2796 137 0.22 96
IV.T1201.HNZ. 2016-08-30T04:22:28.92 0.1 undecidable manual P 150 10.4784 134 0.32 93
IV.T1202.EHZ. 2016-08-30T04:22:27.90 0.1 undecidable manual P 142 4.995 154 -0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARRO.EHN. ML:2.0 0.0004055 0.72 AML other m 2016-08-30T04:22:40.20
IV.ARRO.EHE. ML:2.1 0.000482 0.18 AML other m 2016-08-30T04:22:40.72
IV.ASSB.HHE. ML:2.2 0.0003305 0.16 AML other m 2016-08-30T04:22:43.63
IV.ASSB.HHN. ML:2.2 0.000359 1.4 AML other m 2016-08-30T04:22:43.78
IV.ATCC.EHE. ML:2.0 0.0001795 0.14 AML other m 2016-08-30T04:22:47.45
IV.ATCC.EHN. ML:1.9 0.0001565 0.46 AML other m 2016-08-30T04:22:49.94
IV.ATFO.HHN. ML:1.8 0.00006835 1.02 AML other m 2016-08-30T04:22:58.77
IV.ATFO.HHE. ML:1.7 0.0000584 0.52 AML other m 2016-08-30T04:23:05.45
IV.CAMP.HHN. ML:1.9 0.00041049999999999995 0.54 AML other m 2016-08-30T04:22:36.32
IV.CAMP.HHE. ML:1.9 0.00038700000000000003 0.22 AML other m 2016-08-30T04:22:36.40
IV.CESI.HHE. ML:2.0 0.00041049999999999995 0.62 AML other m 2016-08-30T04:22:40.28
IV.CESI.HHN. ML:2.3 0.0007195 0.48 AML other m 2016-08-30T04:22:39.27
IV.CESX.HHN. ML:1.9 0.0002145 1.1 AML other m 2016-08-30T04:22:44.05
IV.CESX.HHE. ML:2.0 0.000244 0.44 AML other m 2016-08-30T04:22:46.77
IV.CING.HHN. ML:1.8 0.000112 0.6 AML other m 2016-08-30T04:22:51.38
IV.CING.HHE. ML:1.8 0.0001088 1.58 AML other m 2016-08-30T04:22:51.74
IV.FDMO.HHE. ML:1.9 0.0003505 0.3 AML other m 2016-08-30T04:22:40.21
IV.FDMO.HHN. ML:1.8 0.00029049999999999996 1.06 AML other m 2016-08-30T04:22:38.74
IV.FOSV.EHN. ML:1.7 0.00007939999999999999 0.2 AML other m 2016-08-30T04:22:49.09
IV.FOSV.EHE. ML:1.7 0.00008269999999999999 0.7 AML other m 2016-08-30T04:22:49.17
IV.INTR.HHN. ML:2.0 0.00011080000000000001 0.44 AML other m 2016-08-30T04:23:07.33
IV.INTR.HHE. ML:1.7 0.000054449999999999995 0.66 AML other m 2016-08-30T04:23:09.58
IV.MGAB.HHE. ML:2.2 0.00020400000000000003 0.48 AML other m 2016-08-30T04:22:59.53
IV.MGAB.HHN. ML:2.1 0.00013800000000000002 0.28 AML other m 2016-08-30T04:22:59.00
IV.RM33.EHE. ML:2.1 0.000728 0.16 AML other m 2016-08-30T04:22:35.73
IV.RM33.HNN. ML:2.3 0.0011955 0.28 AML other m 2016-08-30T04:22:35.52
IV.RM33.EHN. ML:2.3 0.001215 0.22 AML other m 2016-08-30T04:22:35.53
IV.RM33.HNE. ML:2.1 0.000752 0.16 AML other m 2016-08-30T04:22:35.72
IV.SSFR.HHN. ML:2.1 0.00017199999999999998 1.18 AML other m 2016-08-30T04:22:53.78
IV.SSFR.HHE. ML:2.2 0.00023199999999999997 0.2 AML other m 2016-08-30T04:22:55.28
IV.T0110.HHN. ML:2.2 0.00026250000000000004 0.38 AML other m 2016-08-30T04:22:51.64
IV.T0110.HHE. ML:2.3 0.0002915 0.5 AML other m 2016-08-30T04:22:50.54
IV.T1215.HNE. ML:2.1 0.0006525 0.14 AML other m 2016-08-30T04:22:35.42
IV.T1215.HNN. ML:2.0 0.0005510000000000001 0.66 AML other m 2016-08-30T04:22:35.34
IV.T1241.HHE. ML:2.2 0.0011405 0.28 AML other m 2016-08-30T04:22:34.98
IV.T1241.HHN. ML:2.0 0.000743 0.64 AML other m 2016-08-30T04:22:38.06
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