Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 13-08-2020 and time 08:09:43 (Italy) in region 3 km SE Capitignano (AQ)

A magnitude ML 1.7 earthquake occured in region: 3 km SE Capitignano (AQ), on

  • 13-08-2020 06:09:43 (UTC)
  • 13-08-2020 08:09:43 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.5000, 13.3160 at 16 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
Capitignano AQ 3 665 665
Barete AQ 6 737 1402
Montereale AQ 6 2581 3983
Pizzoli AQ 7 4326 8309
Campotosto AQ 8 542 8851
Cagnano Amiterno AQ 9 1369 10220
Crognaleto TE 15 1297 11517
Amatrice RI 15 2657 14174
Scoppito AQ 15 3727 17901
Borbona RI 15 617 18518
L'Aquila AQ 18 69753 88271
Posta RI 18 694 88965
Cittareale RI 18 482 89447
Fano Adriano TE 19 296 89743
Pietracamela TE 20 271 90014

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km NW of L'Aquila (69753 inhabitants)
37 Km W of Teramo (54892 inhabitants)
55 Km E of Terni (111501 inhabitants)
68 Km W of Montesilvano (53738 inhabitants)
71 Km SE of Foligno (57155 inhabitants)
72 Km W of Chieti (51815 inhabitants)
73 Km NE of Tivoli (56533 inhabitants)
74 Km NE of Guidonia Montecelio (88673 inhabitants)
74 Km W of Pescara (121014 inhabitants)
96 Km NE of Roma (2864731 inhabitants)
100 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 1.7 2020-08-13
06:09:43		 42.4995 13.3158 16 2020-11-19
12:37:05		 Bollettino Sismico Italiano INGV 84059301
Reviewed
Rev100 		ML 1.8 2020-08-13
06:09:43		 42.4862 13.3182 14 2020-08-13
06:20:12		 Sala Sismica INGV-Roma 81932801
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-08-13 06:09:43 ± 0.1
Latitude 42.4995 ± 0.0045
Longitude 13.3158 ± 0.0049
Depth (km) 16 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 84059301

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 457
Semi-minor axis of confidence ellipse (meter) 124
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 15
Circular confidence region, given by single value of horizontal uncertainty (meter) 460.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 72
Number of associated phases, regardless of their use for origin computation 49
Number of defining phases 31
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.65381
Number of stations at which the event was observed 37
Number of stations from which data was used for origin computation 19
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 31
Type of magnitude ML
Reference to an origin 84059301
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-10-23 14:50:02

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 28
Type of magnitude ML
Reference to an origin 81932801
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-08-13 06:20:12
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
HL.VLS.HHZ. 2020-08-13T06:11:34.87 3.0 undecidable manual Pg 20.620001 0
IV.SARZ.HHZ. 2020-08-13T06:11:32.28 3.0 undecidable manual Sn 1.95 0
OX.CIMO.HHZ. 2020-08-13T06:11:29.57 3.0 undecidable manual Sn 0.72 0
IV.ZONE.HHZ. 2020-08-13T06:11:28.14 3.0 undecidable manual Sn -3.74 0
IV.CMPR.HHZ. 2020-08-13T06:10:51.60 3.0 undecidable manual Sg 10.38 0
CH.BERNI.HHZ. 2020-08-13T06:10:51.45 3.0 undecidable manual Pn 2 0
IV.EPOZ.HNZ. 2020-08-13T06:10:42.99 3.0 undecidable manual Pn -2.56 0
XK.GIZZ.HHZ. 2020-08-13T06:10:40.78 3.0 positive manual Pg 7.19 0
IV.GMB.BHZ. 2020-08-13T06:10:40.00 3.0 undecidable manual Pn -1.5 0
IV.MCRV.HHZ. 2020-08-13T06:10:32.01 3.0 undecidable manual Sn 1.15 0
IV.SFI.EHZ. 2020-08-13T06:10:16.47 3.0 undecidable manual Pg 5.57 0
IV.ROSPO.HHZ. 2020-08-13T06:10:10.56 3.0 undecidable manual Sn -1.41 0
IV.PZUN.HHZ. 2020-08-13T06:10:10.62 3.0 negative manual Pn -2.69 0
IV.COR1.EHZ. 2020-08-13T06:10:04.69 3.0 positive manual Pg 2.01 0
IV.EL6.EHZ. 2020-08-13T06:09:59.47 3.0 negative manual P 0.05 0
IV.MMO1.EHZ. 2020-08-13T06:09:57.92 0.6 undecidable manual S 1 44.3223 98 0.13 46
IV.GAVE.EHZ. 2020-08-13T06:09:56.51 0.6 undecidable manual S 302 40.5261 99 -0.27 46
IV.INTR.HHE. 2020-08-13T06:09:56.45 1.0 undecidable manual P 138 72.5718 94 0.41 21
IV.NRCA.HHZ. 2020-08-13T06:09:56.80 0.3 undecidable manual S 336 40.5261 99 0.02 71
IV.MNTT.EHZ. 2020-08-13T06:09:55.71 0.6 undecidable manual P 20 66.378 95 0.62 39
IV.FAGN.HHZ. 2020-08-13T06:09:55.61 1.0 undecidable manual S 140 33.9438 102 0.55 22
IV.OFFI.HHZ. 2020-08-13T06:09:54.51 0.3 undecidable manual P 32 56.8986 96 0.87 54
IV.FDMO.HHZ. 2020-08-13T06:09:54.26 0.3 undecidable manual P 343 62.3931 95 -0.22 66
IV.CSP1.EHZ. 2020-08-13T06:09:54.94 0.3 positive manual P 352 66.2781 95 -0.14 67
IV.FIAM.HNN. 2020-08-13T06:09:54.24 0.6 undecidable manual S 212 30.4473 104 0.11 48
IV.TERO.HHZ. 2020-08-13T06:09:53.07 0.3 undecidable manual S 60 27.2505 107 -0.24 70
IV.MF5.EHZ. 2020-08-13T06:09:53.73 0.3 undecidable manual P 12 55.4001 96 0.33 66
IV.MTRA.EHZ. 2020-08-13T06:09:53.52 0.3 undecidable manual S 13 29.2485 105 -0.32 69
IV.VCEL.EHZ. 2020-08-13T06:09:52.27 3.0 undecidable manual S 0.5 0
IV.LNSS.HHZ. 2020-08-13T06:09:52.60 0.3 undecidable manual S 297 25.2525 109 -0.22 71
IV.MC2.EHZ. 2020-08-13T06:09:52.00 0.3 undecidable manual P 347 46.8198 98 -0.09 70
IV.GIGS.HHZ. 2020-08-13T06:09:51.69 0.3 undecidable manual S 104 21.6672 113 -0.22 71
IV.MMO1.EHZ. 2020-08-13T06:09:51.53 0.3 undecidable manual P 1 44.3223 98 -0.18 69
IV.LAV9.HNZ. 2020-08-13T06:09:51.97 3.0 undecidable manual P 0.13 0
IV.NRCA.HHZ. 2020-08-13T06:09:50.91 0.3 undecidable manual P 336 40.5261 99 -0.22 69
IV.FAGN.HHZ. 2020-08-13T06:09:50.50 0.6 undecidable manual P 140 33.9438 102 0.36 45
IV.GAVE.EHZ. 2020-08-13T06:09:50.91 0.6 undecidable manual P 302 40.5261 99 -0.22 46
IV.RMP.HHZ. 2020-08-13T06:09:50.42 3.0 negative manual P 0.01 0
IV.SMA1.EHZ. 2020-08-13T06:09:50.40 0.3 undecidable manual S 6 14.5743 127 0.12 73
IV.T1299.HNE. 2020-08-13T06:09:50.56 0.3 undecidable manual S 350 15.1737 126 0.16 72
IV.MTRA.EHZ. 2020-08-13T06:09:49.19 0.3 undecidable manual P 13 29.2485 105 -0.24 70
IV.FIAM.HNN. 2020-08-13T06:09:49.69 0.6 undecidable manual P 212 30.4473 104 0.09 48
IV.RM33.EHZ. 2020-08-13T06:09:49.07 0.3 undecidable manual S 277 8.3805 146 -0.05 76
IV.TERO.HHZ. 2020-08-13T06:09:48.95 0.3 undecidable manual P 60 27.2505 107 -0.18 71
IV.GIGS.HHZ. 2020-08-13T06:09:48.13 0.1 undecidable manual P 104 21.6672 113 -0.19 95
IV.LNSS.HHZ. 2020-08-13T06:09:48.84 0.1 undecidable manual P 297 25.2525 109 0 99
IV.SMA1.EHZ. 2020-08-13T06:09:47.50 0.1 positive manual P 6 14.5743 127 0.12 98
IV.T1299.HNE. 2020-08-13T06:09:47.60 0.1 undecidable manual P 350 15.1737 126 0.15 97
IV.RM33.EHZ. 2020-08-13T06:09:46.77 0.1 undecidable manual P 277 8.3805 146 0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.HNE. ML:1.6 0.00038369655 0.1504 AML other m 2020-08-13T06:09:49.89
IV.RM33.EHE. ML:1.6 0.00039845874999999996 0.2176 AML other m 2020-08-13T06:09:49.29
IV.RM33.EHN. ML:1.7 0.00045600014999999997 0.1792 AML other m 2020-08-13T06:09:49.27
IV.RM33.HNN. ML:1.7 0.0004955221 0.1888 AML other m 2020-08-13T06:09:49.26
IV.SMA1.EHE. ML:1.8 0.00049709565 0.2016 AML other m 2020-08-13T06:09:51.48
IV.SMA1.EHN. ML:1.6 0.00030918068499999996 0.1184 AML other m 2020-08-13T06:09:51.15
IV.LNSS.HNE. ML:1.9 0.00039732405 0.2784 AML other m 2020-08-13T06:09:53.16
IV.LNSS.HNN. ML:1.7 0.0002462331 0.1888 AML other m 2020-08-13T06:09:54.78
IV.LNSS.HHE. ML:1.9 0.00039410485 0.1408 AML other m 2020-08-13T06:09:53.60
IV.LNSS.HHN. ML:1.7 0.00025679755 0.1792 AML other m 2020-08-13T06:09:53.81
IV.TERO.HNN. ML:2.2 0.0007905969500000001 0.0704 AML other m 2020-08-13T06:09:53.17
IV.TERO.HHN. ML:2.2 0.0008814698 0.08 AML other m 2020-08-13T06:09:53.17
IV.TERO.HHE. ML:2.0 0.0005201582999999999 0.0576 AML other m 2020-08-13T06:09:53.16
IV.TERO.HNE. ML:2.0 0.00045244375 0.08 AML other m 2020-08-13T06:09:53.16
IV.MTRA.HNN. ML:1.6 0.0001795673 0.208 AML other m 2020-08-13T06:09:53.73
IV.MTRA.EHE. ML:1.8 0.0002537386 0.0992 AML other m 2020-08-13T06:09:53.65
IV.MTRA.HNE. ML:1.8 0.00026678760000000003 0.128 AML other m 2020-08-13T06:09:53.87
IV.MTRA.EHN. ML:1.6 0.00015862835 0.1792 AML other m 2020-08-13T06:09:54.37
IV.NRCA.HNN. ML:1.7 0.000162947 0.0992 AML other m 2020-08-13T06:09:58.08
IV.NRCA.HHE. ML:1.8 0.00020877580000000002 0.1216 AML other m 2020-08-13T06:09:58.82
IV.NRCA.HHN. ML:1.7 0.00016293170000000002 0.0992 AML other m 2020-08-13T06:09:57.68
IV.NRCA.HNE. ML:1.8 0.0001870598 0.1312 AML other m 2020-08-13T06:09:58.88
IV.LAV9.HHE. ML:2.4 0.00023606015000000004 0.08 AML other m 2020-08-13T06:09:56.81
IV.MF5.EHE. ML:1.3 0.00004067765995 0.2176 AML other m 2020-08-13T06:10:02.79
IV.MF5.EHN. ML:1.3 0.00004540085 0.3808 AML other m 2020-08-13T06:10:03.69
IV.FDMO.HHN. ML:1.0 0.00002154265 0.24 AML other m 2020-08-13T06:10:04.47
IV.FDMO.HHE. ML:1.0 0.000021925725 0.1792 AML other m 2020-08-13T06:10:04.44
IV.OFFI.HHN. ML:1.9 0.0001783492 0.0608 AML other m 2020-08-13T06:10:04.34
IV.OFFI.HHE. ML:1.9 0.00015957255 0.0576 AML other m 2020-08-13T06:10:03.89
IV.CSP1.EHN. ML:1.2 0.00003004008 0.2208 AML other m 2020-08-13T06:10:07.23
IV.CSP1.EHE. ML:1.4 0.00004290534 0.2016 AML other m 2020-08-13T06:10:05.96
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