Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 24-08-2016 and time 20:51:17 (Italy) in region 1 km NW Accumoli (RI)

A magnitude ML 2.0 earthquake occured in region: 1 km NW Accumoli (RI), on

  • 24-08-2016 18:51:17 (UTC)
  • 24-08-2016 20:51:17 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7030, 13.2350 at 11 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
Accumoli RI 1 667 667
Amatrice RI 9 2657 3324
Arquata del Tronto AP 9 1178 4502
Cittareale RI 11 482 4984
Norcia PG 15 4957 9941
Acquasanta Terme AP 16 2916 12857
Montegallo AP 18 523 13380
Cascia PG 18 3217 16597
Campotosto AQ 20 542 17139
Montereale AQ 20 2581 19720

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km W of Teramo (54892 inhabitants)
41 Km NW of L'Aquila (69753 inhabitants)
51 Km E of Terni (111501 inhabitants)
52 Km SE of Foligno (57155 inhabitants)
78 Km W of Montesilvano (53738 inhabitants)
82 Km SE of Perugia (166134 inhabitants)
84 Km W of Pescara (121014 inhabitants)
86 Km W of Chieti (51815 inhabitants)
89 Km NE of Guidonia Montecelio (88673 inhabitants)
90 Km NE of Tivoli (56533 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
Bulletin
Rev1000 		ML 2.0 2016-08-24
18:51:17		 42.7028 13.2352 11 2019-02-12
13:57:16		 Bollettino Sismico Italiano INGV 30051931
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-08-24 18:51:17 ± 0.04
Latitude 42.7028 ± 0.0018
Longitude 13.2352 ± 0.0037
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 30051931

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 300
Semi-minor axis of confidence ellipse (meter) 218
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 245
Circular confidence region, given by single value of horizontal uncertainty (meter) 300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 44
Number of associated phases, regardless of their use for origin computation 69
Number of defining phases 65
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.84986
Number of stations at which the event was observed 37
Number of stations from which data was used for origin computation 34
Magnitude information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 17
Type of magnitude ML
Reference to an origin 30051931
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2017-01-02 13:19:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MOCO.HHZ. 2016-08-24T18:52:16.99 3.0 undecidable manual Sn 0.59 0
IV.CING.HHZ. 2016-08-24T18:51:40.00 0.1 undecidable manual S 358 74.6697 50 0.29 85
IV.ATCC.EHZ. 2016-08-24T18:51:39.40 0.6 undecidable manual S 318 72.0723 50 0.38 42
IV.EL6.EHZ. 2016-08-24T18:51:38.90 0.1 undecidable manual S 351 70.374 50 0.35 84
IV.SNTG.HHZ. 2016-08-24T18:51:37.70 0.6 undecidable manual S 339 65.7897 50 0.38 42
IV.LIK.EHZ.01 2016-08-24T18:51:37.67 3.0 negative manual P -2.61 0
IV.VCEL.EHZ. 2016-08-24T18:51:36.07 3.0 undecidable manual S 0.14 0
IV.ASSB.HHZ. 2016-08-24T18:51:36.10 0.1 undecidable manual S 309 60.0954 50 0.28 87
IV.CESX.HHZ. 2016-08-24T18:51:34.50 0.1 undecidable manual S 259 53.9016 50 0.34 87
IV.MGAB.HHZ. 2016-08-24T18:51:33.61 0.6 undecidable manual P 285 94.3389 50 0.39 40
IV.FIAM.HHZ. 2016-08-24T18:51:32.80 0.1 undecidable manual S 191 49.2174 50 -0.1 93
IV.CESI.HHZ. 2016-08-24T18:51:31.00 0.1 undecidable manual S 321 42.9237 50 -0.24 91
IV.GUMA.HNN. 2016-08-24T18:51:31.20 0.3 undecidable manual S 11 40.7259 50 0.56 63
IV.ARVD.HHZ. 2016-08-24T18:51:31.98 0.6 undecidable manual P 345 91.3419 50 -0.79 35
IV.CSP1.EHZ. 2016-08-24T18:51:31.30 0.1 undecidable manual S 357 43.2234 50 -0.01 95
IV.FDMO.HHZ. 2016-08-24T18:51:30.20 0.1 undecidable manual S 342 38.9277 50 0.05 95
MN.AQU.HHE. 2016-08-24T18:51:30.90 0.1 undecidable manual S 160 41.1255 50 0.16 93
IV.CING.HHZ. 2016-08-24T18:51:30.54 0.1 undecidable manual P 358 74.6697 50 0.34 84
IV.ATCC.EHZ. 2016-08-24T18:51:30.13 0.1 undecidable manual P 318 72.0723 50 0.33 85
IV.ARRO.EHZ. 2016-08-24T18:51:30.80 0.1 undecidable manual S 250 40.7259 50 0.17 93
IV.EL6.EHZ. 2016-08-24T18:51:29.82 0.1 undecidable manual P 351 70.374 50 0.29 86
IV.GIGS.HHZ. 2016-08-24T18:51:29.90 0.1 undecidable manual S 135 39.1275 50 -0.31 90
IV.FEMA.HNE. 2016-08-24T18:51:28.10 0.1 undecidable manual S 332 32.4453 50 -0.34 91
IV.SNTG.HHZ. 2016-08-24T18:51:28.85 0.1 undecidable manual P 339 65.7897 50 0.03 91
IV.VCEL.EHZ. 2016-08-24T18:51:28.39 3.0 undecidable manual P 0.39 0
IV.ASSB.HHZ. 2016-08-24T18:51:27.87 0.1 undecidable manual P 309 60.0954 50 -0.09 91
IV.TERO.HHZ. 2016-08-24T18:51:27.80 0.1 undecidable manual S 106 31.3464 50 -0.35 91
IV.CESX.HHZ. 2016-08-24T18:51:26.99 0.1 undecidable manual P 259 53.9016 50 0 94
IV.FIAM.HHZ. 2016-08-24T18:51:26.12 0.1 undecidable manual P 191 49.2174 50 -0.15 92
IV.MC2.EHZ. 2016-08-24T18:51:26.10 0.1 undecidable manual S 351 23.4543 50 0.07 98
IV.OFFI.HHZ. 2016-08-24T18:51:26.45 0.1 undecidable manual P 55 44.8218 50 0.86 74
IV.RM33.EHZ. 2016-08-24T18:51:25.70 0.1 undecidable manual S 184 21.5673 50 0.18 96
IV.CSP1.EHZ. 2016-08-24T18:51:25.12 0.1 undecidable manual P 357 43.2234 50 -0.23 91
IV.T1241.HHN. 2016-08-24T18:51:25.50 0.1 undecidable manual S 43 23.3544 50 -0.5 89
IV.GUMA.HNN. 2016-08-24T18:51:25.15 0.1 undecidable manual P 11 40.7259 50 0.18 93
IV.CAMP.HHZ. 2016-08-24T18:51:25.80 0.1 undecidable manual S 142 23.3544 50 -0.2 95
IV.CESI.HHZ. 2016-08-24T18:51:25.00 0.1 undecidable manual P 321 42.9237 50 -0.31 90
IV.FDMO.HHZ. 2016-08-24T18:51:24.44 0.1 undecidable manual P 342 38.9277 50 -0.25 92
IV.LNSS.HHZ. 2016-08-24T18:51:24.70 0.1 undecidable manual S 235 19.3695 119 -0.17 96
IV.ARRO.EHZ. 2016-08-24T18:51:24.61 0.1 undecidable manual P 250 40.7259 50 -0.35 89
MN.AQU.HHE. 2016-08-24T18:51:24.81 0.1 undecidable manual P 160 41.1255 50 -0.21 92
IV.T1243.HHZ. 2016-08-24T18:51:24.00 0.1 undecidable manual S 92 17.3715 121 -0.29 94
IV.GIGS.HHZ. 2016-08-24T18:51:24.66 0.1 undecidable manual P 135 39.1275 50 -0.06 95
IV.TERO.HHZ. 2016-08-24T18:51:23.29 0.1 undecidable manual P 106 31.3464 50 -0.23 93
IV.NRCA.HNZ. 2016-08-24T18:51:23.80 0.1 undecidable manual S 326 17.5713 121 -0.53 89
IV.T1242.HHZ. 2016-08-24T18:51:23.21 0.3 undecidable manual S 350 14.2746 127 -0.17 73
IV.FEMA.HNE. 2016-08-24T18:51:23.55 0.1 undecidable manual P 332 32.4453 50 -0.15 95
IV.T1212.HNE. 2016-08-24T18:51:23.50 0.1 undecidable manual S 289 16.4724 123 -0.5 90
IV.T1241.HHN. 2016-08-24T18:51:22.00 0.1 undecidable manual P 43 23.3544 50 -0.29 93
IV.MC2.EHZ. 2016-08-24T18:51:22.63 0.1 undecidable manual P 351 23.4543 50 0.33 92
IV.CAMP.HHZ. 2016-08-24T18:51:22.24 0.1 undecidable manual P 142 23.3544 50 -0.04 98
IV.SMA1.EHN. 2016-08-24T18:51:22.90 0.3 undecidable manual S 134 11.4774 133 0.27 72
IV.RM33.EHZ. 2016-08-24T18:51:22.04 0.1 undecidable manual P 184 21.5673 50 0.03 99
IV.T1214.HNE. 2016-08-24T18:51:21.40 0.1 undecidable manual S 341 6.6933 148 -0.16 99
IV.LNSS.HHZ. 2016-08-24T18:51:21.62 0.1 positive manual P 235 19.3695 119 -0.02 99
IV.T1243.HHZ. 2016-08-24T18:51:21.29 0.1 undecidable manual P 92 17.3715 121 -0.01 100
IV.T1213.HNE. 2016-08-24T18:51:21.90 0.3 undecidable manual S 285 9.2796 139 -0.2 73
IV.T1201.HNN. 2016-08-24T18:51:21.74 0.3 undecidable manual S 166 5.1948 154 0.43 70
IV.NRCA.HNZ. 2016-08-24T18:51:21.11 0.1 undecidable manual P 326 17.5713 121 -0.21 96
IV.AQT1.EHZ. 2016-08-24T18:51:21.97 0.3 undecidable manual S 31 9.1797 139 -0.12 74
IV.T1202.EHE. 2016-08-24T18:51:21.27 0.3 undecidable manual S 276 0.7992 176 0.37 72
IV.T1213.HNE. 2016-08-24T18:51:20.10 0.1 undecidable manual P 285 9.2796 139 0.07 100
IV.SMA1.EHN. 2016-08-24T18:51:20.60 0.1 undecidable manual P 134 11.4774 133 0.26 96
IV.AQT1.EHZ. 2016-08-24T18:51:20.22 0.1 undecidable manual P 31 9.1797 139 0.19 98
IV.T1242.HHZ. 2016-08-24T18:51:20.88 0.1 undecidable manual P 350 14.2746 127 0.11 98
IV.T1212.HNE. 2016-08-24T18:51:20.98 0.1 undecidable manual P 289 16.4724 123 -0.16 97
IV.T1201.HNN. 2016-08-24T18:51:20.02 0.1 undecidable manual P 166 5.1948 154 0.44 93
IV.T1214.HNE. 2016-08-24T18:51:19.87 0.1 undecidable manual P 341 6.6933 148 0.14 99
IV.T1202.EHE. 2016-08-24T18:51:19.70 0.1 undecidable manual P 276 0.7992 176 0.36 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARRO.EHE. ML:2.0 0.000308 0.62 AML other m 2016-08-24T18:51:31.70
IV.ARRO.EHN. ML:2.0 0.0003115 0.22 AML other m 2016-08-24T18:51:32.31
IV.ASSB.HHE. ML:2.0 0.00017781995 0.3072 AML other m 2016-08-24T18:51:37.34
IV.ASSB.HHN. ML:1.9 0.0001656237 0.1664 AML other m 2016-08-24T18:51:39.16
IV.ATCC.EHE. ML:2.0 0.000146287905 0.1792 AML other m 2016-08-24T18:51:41.20
IV.ATCC.EHN. ML:1.9 0.00013513483 0.1792 AML other m 2016-08-24T18:51:41.28
IV.CAMP.HHN. ML:1.9 0.0005369999999999999 0.24 AML other m 2016-08-24T18:51:26.17
IV.CAMP.HHE. ML:1.9 0.000488 0.2 AML other m 2016-08-24T18:51:26.12
IV.CESI.HHN. ML:2.2 0.0004873023 0.1152 AML other m 2016-08-24T18:51:31.97
IV.CESI.HHE. ML:1.9 0.00027566259999999997 0.2816 AML other m 2016-08-24T18:51:32.77
IV.CESX.HHN. ML:1.7 0.00011197980000000001 0.2176 AML other m 2016-08-24T18:51:36.19
IV.CESX.HHE. ML:1.7 0.0001264829 0.7808 AML other m 2016-08-24T18:51:39.77
IV.CING.HHN. ML:1.7 0.000072707705 0.128 AML other m 2016-08-24T18:51:43.05
IV.CING.HHE. ML:1.8 0.00009260462499999999 0.2048 AML other m 2016-08-24T18:51:43.35
IV.CSP1.EHN. ML:2.1 0.00037939699999999996 0.2176 AML other m 2016-08-24T18:51:32.28
IV.CSP1.EHE. ML:2.0 0.00030805001000000005 0.2048 AML other m 2016-08-24T18:51:33.65
IV.FDMO.HHE. ML:1.8 0.0002122567 0.2304 AML other m 2016-08-24T18:51:33.57
IV.FDMO.HHN. ML:1.8 0.0002308787 0.1408 AML other m 2016-08-24T18:51:32.01
IV.FIAM.HHE. ML:2.0 0.000253 0.6 AML other m 2016-08-24T18:51:33.50
IV.FIAM.HHN. ML:1.8 0.00015949999999999997 0.52 AML other m 2016-08-24T18:51:37.35
IV.GIGS.HHE. ML:1.6 0.0001375 0.18 AML other m 2016-08-24T18:51:30.15
IV.GIGS.HHN. ML:1.2 0.00005985 1.14 AML other m 2016-08-24T18:51:32.12
IV.LNSS.HHN. ML:2.7 0.003755 0.34 AML other m 2016-08-24T18:51:24.90
IV.LNSS.HHE. ML:2.6 0.0026950000000000003 0.38 AML other m 2016-08-24T18:51:25.52
IV.NRCA.HHN. ML:3.0 0.0091 0.22 AML other m 2016-08-24T18:51:23.89
IV.NRCA.HNN. ML:3.0 0.007949999999999999 0.22 AML other m 2016-08-24T18:51:23.89
IV.NRCA.HHE. ML:2.9 0.00746 0.16 AML other m 2016-08-24T18:51:23.88
IV.NRCA.HNE. ML:2.9 0.006815 0.16 AML other m 2016-08-24T18:51:23.89
IV.OFFI.HHN. ML:2.4 0.0008129999999999999 0.46 AML other m 2016-08-24T18:51:34.64
IV.OFFI.HHE. ML:2.4 0.0008435000000000001 1.5 AML other m 2016-08-24T18:51:35.99
IV.RM33.HNN. ML:1.8 0.0004783333 0.1792 AML other m 2016-08-24T18:51:27.17
IV.RM33.EHN. ML:1.9 0.0005245 1.52 AML other m 2016-08-24T18:51:26.42
IV.RM33.HNE. ML:2.1 0.00080813325 0.2688 AML other m 2016-08-24T18:51:26.14
IV.RM33.EHE. ML:2.0 0.0007840000000000001 0.28 AML other m 2016-08-24T18:51:26.29
IV.SNTG.HHE. ML:1.5 0.000062079105 0.128 AML other m 2016-08-24T18:51:39.25
IV.TERO.HHE. ML:2.0 0.0005078995 0.384 AML other m 2016-08-24T18:51:31.48
IV.TERO.HNE. ML:2.0 0.00046273028 0.384 AML other m 2016-08-24T18:51:31.48
IV.TERO.HHN. ML:2.2 0.0007975 0.6 AML other m 2016-08-24T18:51:28.78
IV.TERO.HNN. ML:2.1 0.0006462339700000001 0.2432 AML other m 2016-08-24T18:51:28.77
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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