Earthquake with magnitude of ML 1.6 on date 09-02-2020 and time 09:33:16 (Italy) in region 5 km W Accumoli (RI)

A magnitude ML 1.6 earthquake occured in region: 5 km W Accumoli (RI), on

  • 09-02-2020 08:33:16 (UTC)
  • 09-02-2020 09:33:16 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.67, 13.19 at 12 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.

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 5 667 667
Cittareale RI 7 482 1149
Amatrice RI 9 2657 3806
Arquata del Tronto AP 14 1178 4984
Cascia PG 16 3217 8201
Norcia PG 16 4957 13158
Montereale AQ 17 2581 15739
Posta RI 18 694 16433
Borbona RI 19 617 17050
Capitignano AQ 19 665 17715
Campotosto AQ 19 542 18257
Monteleone di Spoleto PG 20 599 18856

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km NW of L'Aquila (69753 inhabitants)
42 Km W of Teramo (54892 inhabitants)
46 Km E of Terni (111501 inhabitants)
51 Km SE of Foligno (57155 inhabitants)
80 Km W of Montesilvano (53738 inhabitants)
81 Km SE of Perugia (166134 inhabitants)
84 Km NE of Guidonia Montecelio (88673 inhabitants)
85 Km NE of Tivoli (56533 inhabitants)
87 Km W of Pescara (121014 inhabitants)
88 Km W of Chieti (51815 inhabitants)
94 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 1.6 2020-02-09
08:33:16
42.67 13.19 12 2020-07-18
21:08:23
Bollettino Sismico Italiano INGV 77041111
Reviewed
Rev100
ML 1.5 2020-02-09
08:33:16
42.68 13.2 12 2020-02-09
08:47:34
Sala Sismica INGV-Roma 76368501
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-02-09 08:33:16 ± 0.05
Latitude 42.67 ± 0.00
Longitude 13.19 ± 0.00
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 77041111

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 340
Semi-minor axis of confidence ellipse (meter) 52
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 242
Circular confidence region, given by single value of horizontal uncertainty (meter) 340
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 52
Number of associated phases, regardless of their use for origin computation 50
Number of defining phases 49
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
Epicentral distance of station farthest from the epicenter (degree) 0.6583
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 25
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 25
Type of magnitude ML
Reference to an origin 77041111
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-03-05 08:45:04

ML:1.5

Field Value
Value 1.5
Uncertainty 0.4
Num. used stations 30
Type of magnitude ML
Reference to an origin 76368501
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-02-09 08:47:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.EL6.EHZ. 2020-02-09T08:33:38.85 0.1 undecidable manual S 354 0.6583 91 0.27 86
IV.LRP.EHZ. 2020-02-09T08:33:36.92 3.0 positive manual P 0.12 0
IV.SAP2.EHE. 2020-02-09T08:33:32.49 0.1 undecidable manual S 20 0.4479 92 0.13 92
IV.GUMA.HNN. 2020-02-09T08:33:31.25 0.3 undecidable manual S 15 0.402 92 0.26 68
IV.FIAM.HHZ. 2020-02-09T08:33:31.44 0.1 undecidable manual S 188 0.4101 92 0.22 92
IV.CSP1.EHZ. 2020-02-09T08:33:31.56 0.1 undecidable manual S 1 0.4173 92 0.11 93
IV.MF5.EHZ. 2020-02-09T08:33:30.86 0.1 undecidable manual S 32 0.3687 93 0.85 75
IV.CESI.HHE. 2020-02-09T08:33:30.89 0.3 undecidable manual S 327 0.393 92 0.17 69
IV.FDMO.HHZ. 2020-02-09T08:33:30.05 0.1 undecidable manual S 348 0.3705 93 -0.01 96
MN.AQU.HNN. 2020-02-09T08:33:30.02 0.1 undecidable manual S 154 0.3561 93 0.4 89
IV.EL6.EHZ. 2020-02-09T08:33:29.60 0.1 undecidable manual P 354 0.6583 91 0.3 85
IT.MTCL.HGE. 2020-02-09T08:33:29.26 0.3 undecidable manual S 336 0.3498 93 -0.19 69
IV.GIGS.HHZ. 2020-02-09T08:33:29.40 0.3 undecidable manual S 128 0.3561 93 -0.22 69
IV.ARRO.EHZ. 2020-02-09T08:33:28.78 0.3 undecidable manual S 253 0.3292 93 -0.05 71
IV.FEMA.HNE. 2020-02-09T08:33:27.47 0.3 undecidable manual S 340 0.3067 93 -0.7 60
IV.RM33.HNZ. 2020-02-09T08:33:27.28 1.0 undecidable manual S 175 0.1655 102 3.26 1
IV.TERO.HHZ. 2020-02-09T08:33:27.69 0.1 undecidable manual S 100 0.3058 93 -0.45 88
IV.MC2.EHZ. 2020-02-09T08:33:26.24 0.1 undecidable manual S 359 0.2374 95 0.12 96
IV.MMO1.EHZ. 2020-02-09T08:33:26.15 0.1 undecidable manual S 23 0.2455 95 -0.2 94
IV.SAP2.EHE. 2020-02-09T08:33:26.26 0.1 undecidable manual P 20 0.4479 92 0.55 84
IV.GAVE.EHZ. 2020-02-09T08:33:25.43 0.1 undecidable manual S 275 0.2212 96 -0.21 94
IV.GUMA.HNN. 2020-02-09T08:33:25.18 0.3 undecidable manual P 15 0.402 92 0.27 68
IV.CAMP.HHZ. 2020-02-09T08:33:25.14 0.1 undecidable manual S 131 0.2104 97 -0.18 95
IV.CSP1.EHZ. 2020-02-09T08:33:25.06 0.1 positive manual P 1 0.4173 92 -0.12 93
IV.RM33.HNZ. 2020-02-09T08:33:24.24 1.0 positive manual P 175 0.1655 102 3.35 1
IV.FDMO.HHZ. 2020-02-09T08:33:24.21 0.1 undecidable manual P 348 0.3705 93 -0.17 93
MN.AQU.HNN. 2020-02-09T08:33:24.13 0.1 undecidable manual P 154 0.3561 93 0.01 96
IV.PF6.EHN. 2020-02-09T08:33:24.15 1.0 undecidable manual P 0 0.4632 92 -1.82 11
IV.MF5.EHZ. 2020-02-09T08:33:24.67 0.1 undecidable manual P 32 0.3687 93 0.32 90
IV.FIAM.HHZ. 2020-02-09T08:33:24.97 0.1 undecidable manual P 188 0.4101 92 -0.08 93
IV.CESI.HHE. 2020-02-09T08:33:24.62 0.3 undecidable manual P 327 0.393 92 -0.14 69
IV.GIGS.HHZ. 2020-02-09T08:33:24.02 0.3 undecidable manual P 128 0.3561 93 -0.11 70
IV.LNSS.HHZ. 2020-02-09T08:33:23.18 0.1 undecidable manual S 238 0.134 110 0.07 100
IV.ARRO.EHZ. 2020-02-09T08:33:23.73 0.3 undecidable manual P 253 0.3292 93 0.06 72
IV.TERO.HHZ. 2020-02-09T08:33:23.02 0.1 undecidable manual P 100 0.3058 93 -0.25 92
IV.NRCA.HHZ. 2020-02-09T08:33:23.61 0.1 undecidable manual S 340 0.17 101 -0.53 88
IV.FEMA.HNE. 2020-02-09T08:33:23.47 0.3 undecidable manual P 340 0.3067 93 0.19 70
IV.MTRA.EHZ. 2020-02-09T08:33:23.68 0.1 undecidable manual S 61 0.17 101 -0.47 90
IT.MTCL.HGE. 2020-02-09T08:33:23.93 0.3 undecidable manual P 336 0.3498 93 -0.1 71
IV.MC2.EHZ. 2020-02-09T08:33:22.06 0.1 positive manual P 359 0.2374 95 -0.04 97
IV.SMA1.EHZ. 2020-02-09T08:33:22.64 0.1 undecidable manual S 113 0.1124 118 0.1 100
IV.MMO1.EHZ. 2020-02-09T08:33:22.06 0.1 positive manual P 23 0.2455 95 -0.18 95
IV.CAMP.HHZ. 2020-02-09T08:33:21.74 0.1 undecidable manual P 131 0.2104 97 0.1 97
IV.GAVE.EHZ. 2020-02-09T08:33:21.88 0.1 undecidable manual P 275 0.2212 96 0.05 98
IV.T1299.HNN. 2020-02-09T08:33:21.50 0.1 undecidable manual S 122 0.0764 135 -0.17 97
IV.SMA1.EHZ. 2020-02-09T08:33:20.19 0.1 positive manual P 113 0.1124 118 0.15 99
IV.LNSS.HHZ. 2020-02-09T08:33:20.50 0.1 positive manual P 238 0.134 110 0.14 98
IV.NRCA.HHZ. 2020-02-09T08:33:20.77 0.1 negative manual P 340 0.17 101 -0.19 96
IV.MTRA.EHZ. 2020-02-09T08:33:20.80 0.1 positive manual P 61 0.17 101 -0.16 96
IV.T1299.HNN. 2020-02-09T08:33:19.74 0.1 positive manual P 122 0.0764 135 0.2 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHN. ML:1.5 0.000344058 0.2368 AML other m 2020-02-09T08:33:23.05
IV.SMA1.EHE. ML:1.3 0.0001966948 0.1216 AML other m 2020-02-09T08:33:23.49
IV.LNSS.HNE. ML:1.8 0.00061641435 0.2496 AML other m 2020-02-09T08:33:23.43
IV.LNSS.HNN. ML:1.9 0.0006548047 0.2176 AML other m 2020-02-09T08:33:23.51
IV.LNSS.HHE. ML:1.8 0.00061140835 0.256 AML other m 2020-02-09T08:33:23.43
IV.LNSS.HHN. ML:1.9 0.0006826452 0.224 AML other m 2020-02-09T08:33:23.51
IV.NRCA.HHN. ML:1.7 0.00037677545 0.0576 AML other m 2020-02-09T08:33:24.12
IV.NRCA.HNE. ML:1.9 0.0005573394 0.096 AML other m 2020-02-09T08:33:24.02
IV.NRCA.HHE. ML:1.9 0.00061319065 0.0832 AML other m 2020-02-09T08:33:24.02
IV.NRCA.HNN. ML:1.7 0.0003638652 0.0704 AML other m 2020-02-09T08:33:24.12
IV.MTRA.HNE. ML:1.5 0.00025051569 0.2432 AML other m 2020-02-09T08:33:24.40
IV.MTRA.HNN. ML:1.5 0.0002233928 0.1536 AML other m 2020-02-09T08:33:23.83
IV.MTRA.EHE. ML:1.5 0.00024920095 0.2368 AML other m 2020-02-09T08:33:24.39
IV.MTRA.EHN. ML:1.5 0.00022695055 0.1408 AML other m 2020-02-09T08:33:23.82
IV.GAVE.HNE. ML:1.8 0.00039552755 0.1664 AML other m 2020-02-09T08:33:26.41
IV.GAVE.EHN. ML:1.7 0.00030628125 0.3008 AML other m 2020-02-09T08:33:25.99
IV.GAVE.EHE. ML:1.8 0.0003946768 0.16 AML other m 2020-02-09T08:33:26.41
IV.TERO.HHE. ML:1.1 5.4759185E-5 0.1216 AML other m 2020-02-09T08:33:28.65
IV.TERO.HHN. ML:1.2 6.770127E-5 0.096 AML other m 2020-02-09T08:33:28.63
IV.GIGS.HHE. ML:0.5 7.739127E-6 0.096 AML other m 2020-02-09T08:33:29.70
IV.GIGS.HHN. ML:0.2 6.478507E-6 0.1024 AML other m 2020-02-09T08:33:29.00
IV.FDMO.HHN. ML:0.9 2.4943525E-5 0.2432 AML other m 2020-02-09T08:33:31.31
IV.FDMO.HHE. ML:1 2.7697305E-5 0.2176 AML other m 2020-02-09T08:33:30.66
IV.RM33.EHN. ML:1.2 0.000127436995 0.1792 AML other m 2020-02-09T08:33:28.06
IV.RM33.HNE. ML:1.5 0.00025031525 0.1472 AML other m 2020-02-09T08:33:27.77
IV.RM33.EHE. ML:1.5 0.0002446536 0.1344 AML other m 2020-02-09T08:33:27.77
IV.FIAM.HHN. ML:0.5 1.1261028E-5 0.2368 AML other m 2020-02-09T08:33:31.86
IV.FIAM.HHE. ML:0.7 1.353254E-5 0.1984 AML other m 2020-02-09T08:33:32.59
IV.CSP1.EHE. ML:1.2 3.8630161E-5 0.16 AML other m 2020-02-09T08:33:32.78
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