Earthquake with magnitude of ML 1.2 on date 10-08-2020 and time 13:07:57 (UTC) in region 3 km W Accumoli (RI)

A magnitude ML 1.2 earthquake occured in region: 3 km W Accumoli (RI), on

  • 10-08-2020 13:07:57 (UTC)
  • 10-08-2020 15:07:57 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6890, 13.2110 at 9 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
Accumoli RI 3 667 667
Cittareale RI 9 482 1149
Amatrice RI 9 2657 3806
Arquata del Tronto AP 12 1178 4984
Norcia PG 15 4957 9941
Cascia PG 16 3217 13158
Montereale AQ 19 2581 15739
Acquasanta Terme AP 19 2916 18655
Campotosto AQ 20 542 19197
Montegallo AP 20 523 19720

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km NW of L'Aquila (69753 inhabitants)
41 Km W of Teramo (54892 inhabitants)
48 Km E of Terni (111501 inhabitants)
51 Km SE of Foligno (57155 inhabitants)
79 Km W of Montesilvano (53738 inhabitants)
82 Km SE of Perugia (166134 inhabitants)
86 Km W of Pescara (121014 inhabitants)
86 Km NE of Guidonia Montecelio (88673 inhabitants)
87 Km W of Chieti (51815 inhabitants)
87 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 1.2 2020-08-10
13:07:57
42.6893 13.2107 9 2020-08-10
13:18:01
Sala Sismica INGV-Roma 81844741
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-08-10 13:07:57 ± 0.09
Latitude 42.6893 ± 0.0036
Longitude 13.2107 ± 0.0086
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 81844741

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 635
Semi-minor axis of confidence ellipse (meter) 348
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 99
Circular confidence region, given by single value of horizontal uncertainty (meter) 640.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 155
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 14
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) 0.40200
Number of stations at which the event was observed 29
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 30
Type of magnitude ML
Reference to an origin 81844741
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-08-10 13:18:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LINA.HHZ. 2020-08-10T13:09:40.72 3.0 undecidable manual Pn 2.67 0
IV.PANTE.HHZ. 2020-08-10T13:09:23.15 3.0 undecidable manual Pn -3.09 0
GU.CIRO.HHZ. 2020-08-10T13:09:23.38 3.0 undecidable manual Pg 9.12 0
XK.GIZZ.HHZ. 2020-08-10T13:09:17.87 3.0 negative manual Pg 14.03 0
IV.NDIM.HHZ. 2020-08-10T13:09:16.41 3.0 undecidable manual Sn -3.15 0
GU.CANO.HHZ. 2020-08-10T13:09:13.28 3.0 undecidable manual Pg 13.7 0
IV.MRLC.HHZ. 2020-08-10T13:09:13.16 3.0 undecidable manual Sn 0.75 0
IV.ZONE.HHZ. 2020-08-10T13:09:03.74 3.0 undecidable manual Pg 6.11 0
IV.IFOR.HHZ. 2020-08-10T13:09:00.25 3.0 undecidable manual Sg 0.67 0
IV.RONT.HHZ. 2020-08-10T13:08:58.35 3.0 undecidable manual Sg 1.27 0
OX.CIMO.HHZ. 2020-08-10T13:08:53.16 3.0 negative manual Pn -2.43 0
IV.FVI.HHZ. 2020-08-10T13:08:52.74 3.0 negative manual Pn -6.31 0
IV.RIBO.EHZ.01 2020-08-10T13:08:52.61 3.0 undecidable manual Sg 1.01 0
IV.IMOL.HNZ. 2020-08-10T13:08:37.29 3.0 undecidable manual Pg 4.54 0
IV.VBKN.HHZ. 2020-08-10T13:08:36.10 3.0 positive manual Pg 3.48 0
IV.MCRV.HHZ. 2020-08-10T13:08:32.88 3.0 undecidable manual Pn -4.23 0
IV.NARO.HHZ. 2020-08-10T13:08:30.79 3.0 undecidable manual S -5.91 0
IV.LPEL.HHZ. 2020-08-10T13:08:29.57 3.0 undecidable manual S -1.54 0
IV.CSP1.EHZ. 2020-08-10T13:08:11.90 0.6 undecidable manual S 359 44.622 50 -0.08 47
IV.MF5.EHZ. 2020-08-10T13:08:11.20 0.6 undecidable manual S 31 38.8278 50 0.78 39
IV.FDMO.HHZ. 2020-08-10T13:08:10.44 0.3 undecidable manual S 345 39.8268 50 -0.24 69
IV.MMO1.EHZ. 2020-08-10T13:08:06.29 0.3 undecidable manual S 22 25.1526 110 -0.17 72
IV.MF5.EHZ. 2020-08-10T13:08:05.01 0.1 undecidable manual P 31 38.8278 50 0.19 93
IV.CSP1.EHZ. 2020-08-10T13:08:05.61 0.1 undecidable manual P 359 44.622 50 -0.11 93
IV.NRCA.HHZ. 2020-08-10T13:08:04.28 0.3 undecidable manual S 334 17.7711 117 0.15 73
IV.ARRO.EHZ. 2020-08-10T13:08:04.67 3.0 negative manual Pg -1.25 0
IV.RM33.EHZ. 2020-08-10T13:08:04.78 0.3 undecidable manual S 179 19.9689 115 -0.03 74
IV.FDMO.HHZ. 2020-08-10T13:08:04.70 0.1 undecidable manual P 345 39.8268 50 -0.27 91
IV.MTRA.EHZ. 2020-08-10T13:08:03.67 0.3 undecidable manual S 64 16.872 118 -0.17 73
IV.TERO.HHZ. 2020-08-10T13:08:03.46 3.0 undecidable manual Pn 0.88 0
IV.MC2.EHZ. 2020-08-10T13:08:02.66 3.0 undecidable manual Pg -0.3 0
IV.MMO1.EHZ. 2020-08-10T13:08:02.54 0.1 undecidable manual P 22 25.1526 110 0 99
IV.NRCA.HHZ. 2020-08-10T13:08:01.39 0.1 undecidable manual P 334 17.7711 117 0.2 96
IV.MTRA.EHZ. 2020-08-10T13:08:01.04 0.1 undecidable manual P 64 16.872 118 0.01 100
IV.RM33.EHZ. 2020-08-10T13:08:01.61 0.1 undecidable manual P 179 19.9689 115 0.02 99
IV.LNSS.HHZ. 2020-08-10T13:08:01.33 3.0 positive manual Pn -0.1 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTRA.EHE. ML:1.3 0.00016671045 0.1984 AML other m 2020-08-10T13:08:04.35
IV.MTRA.EHN. ML:1.2 0.00015097715 0.1408 AML other m 2020-08-10T13:08:03.72
IV.MTRA.HNE. ML:1.3 0.00017053934999999997 0.1984 AML other m 2020-08-10T13:08:04.35
IV.MTRA.HNN. ML:1.2 0.000151262865 0.1216 AML other m 2020-08-10T13:08:03.91
IV.LNSS.HHE. ML:1.0 0.00008110401 0.1216 AML other m 2020-08-10T13:08:07.13
IV.LNSS.HHN. ML:1.0 0.000088462395 0.16 AML other m 2020-08-10T13:08:04.47
IV.LNSS.HNE. ML:0.9 0.00007540302650000001 0.4416 AML other m 2020-08-10T13:08:09.73
IV.LNSS.HNN. ML:1.3 0.00016765754999999998 0.672 AML other m 2020-08-10T13:08:08.52
IV.NRCA.HHE. ML:2.0 0.00086763305 0.1984 AML other m 2020-08-10T13:08:04.56
IV.NRCA.HHN. ML:1.6 0.0003261902 0.0832 AML other m 2020-08-10T13:08:04.58
IV.NRCA.HNE. ML:2.0 0.00079059935 0.1984 AML other m 2020-08-10T13:08:04.56
IV.NRCA.HNN. ML:1.6 0.0003243234 0.0832 AML other m 2020-08-10T13:08:04.54
IV.RM33.EHE. ML:1.2 0.00012597415 0.1792 AML other m 2020-08-10T13:08:05.53
IV.RM33.EHN. ML:1.4 0.00017310159999999998 0.1344 AML other m 2020-08-10T13:08:04.98
IV.RM33.HNE. ML:1.2 0.00012461312999999998 0.1856 AML other m 2020-08-10T13:08:05.35
IV.RM33.HNN. ML:1.4 0.00018958665000000003 0.2624 AML other m 2020-08-10T13:08:04.84
IV.TERO.HHE. ML:1.1 0.00005657672499999999 0.0576 AML other m 2020-08-10T13:08:07.86
IV.TERO.HHN. ML:1.2 0.000073898645 0.0448 AML other m 2020-08-10T13:08:07.86
IV.TERO.HNE. ML:1.3 0.00008335952000000001 0.4096 AML other m 2020-08-10T13:08:17.25
IV.TERO.HNN. ML:1.5 0.00012663099 0.9728 AML other m 2020-08-10T13:08:14.59
IV.ARRO.EHE. ML:0.7 0.000018743155 0.16 AML other m 2020-08-10T13:08:11.96
IV.ARRO.EHN. ML:0.7 0.00001790008 0.16 AML other m 2020-08-10T13:08:13.94
IV.FDMO.HHE. ML:0.6 0.00001467152 0.1408 AML other m 2020-08-10T13:08:13.26
IV.FDMO.HHN. ML:0.9 0.00002523761 0.2176 AML other m 2020-08-10T13:08:11.18
IV.MF5.EHE. ML:1.0 0.000034699403 0.704 AML other m 2020-08-10T13:08:14.38
IV.MF5.EHN. ML:0.9 0.00002817985 0.5568 AML other m 2020-08-10T13:08:15.17
IV.CSP1.EHE. ML:1.0 0.0000276404275 0.2816 AML other m 2020-08-10T13:08:13.34
IV.CSP1.EHN. ML:0.8 0.00001760627 0.32 AML other m 2020-08-10T13:08:14.76
IV.MCRV.HHE. ML:1.8 0.0000098068675 1.0432 AML other m 2020-08-10T13:09:21.62
IV.MCRV.HHN. ML:1.8 0.000009257172000000002 0.4224 AML other m 2020-08-10T13:08:47.21
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