Earthquake with magnitude of ML 1.0 on date 29-05-2020 and time 14:16:39 (UTC) in region 5 km SW Accumoli (RI)

A magnitude ML 1.0 earthquake occured in region: 5 km SW Accumoli (RI), on

  • 29-05-2020 14:16:39 (UTC)
  • 29-05-2020 16:16:39 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.67, 13.2 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 6 482 1149
Amatrice RI 9 2657 3806
Arquata del Tronto AP 15 1178 4984
Cascia PG 16 3217 8201
Montereale AQ 16 2581 10782
Norcia PG 16 4957 15739
Posta RI 18 694 16433
Borbona RI 18 617 17050
Capitignano AQ 18 665 17715
Campotosto AQ 19 542 18257
Monteleone di Spoleto PG 20 599 18856

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km NW of L'Aquila (69753 inhabitants)
42 Km W of Teramo (54892 inhabitants)
46 Km E of Terni (111501 inhabitants)
52 Km SE of Foligno (57155 inhabitants)
80 Km W of Montesilvano (53738 inhabitants)
82 Km SE of Perugia (166134 inhabitants)
83 Km NE of Guidonia Montecelio (88673 inhabitants)
85 Km NE of Tivoli (56533 inhabitants)
86 Km W of Pescara (121014 inhabitants)
87 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 1.0 2020-05-29
14:16:39
42.67 13.2 12 2020-11-19
12:37:05
Bollettino Sismico Italiano INGV 83959321
Reviewed
Rev100
ML 1.0 2020-05-29
14:16:39
42.67 13.2 10 2020-05-29
14:23:59
Sala Sismica INGV-Roma 79690491
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-05-29 14:16:39 ± 0.09
Latitude 42.67 ± 0.00
Longitude 13.20 ± 0.00
Depth (km) 12 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 83959321

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 369
Semi-minor axis of confidence ellipse (meter) 287
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 63
Circular confidence region, given by single value of horizontal uncertainty (meter) 370
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 99
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.07105
Epicentral distance of station farthest from the epicenter (degree) 0.30307
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:1

Field Value
Value 1
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 83959321
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-10-20 15:24:39

ML:1

Field Value
Value 1
Uncertainty 0
Num. used stations 2
Type of magnitude ML
Reference to an origin 79690491
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-05-29 14:23:59
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.TERO.HHN. 2020-05-29T14:16:50.30 0.3 undecidable manual S 98 0.3031 93 -0.42 66
IV.MMO1.EHZ. 2020-05-29T14:16:49.40 0.3 undecidable manual S 22 0.2518 94 0.19 71
IV.MC2.EHZ. 2020-05-29T14:16:48.90 0.3 undecidable manual S 359 0.2455 94 -0.11 72
IV.NRCA.HNZ. 2020-05-29T14:16:46.60 0.3 undecidable manual S 340 0.1781 99 -0.42 68
IV.RM33.HNZ. 2020-05-29T14:16:46.30 0.3 undecidable manual S 175 0.1574 102 -0.14 73
IV.MTRA.EHZ. 2020-05-29T14:16:46.60 0.1 undecidable manual S 58 0.1727 100 -0.28 93
IV.MC2.EHZ. 2020-05-29T14:16:45.06 0.3 undecidable manual P 359 0.2455 94 0.16 71
IV.LNSS.HHZ. 2020-05-29T14:16:45.50 0.3 undecidable manual S 241 0.1304 110 -0.17 73
IV.MMO1.EHZ. 2020-05-29T14:16:45.19 0.1 undecidable manual P 22 0.2518 94 0.18 95
IV.TERO.HHN. 2020-05-29T14:16:45.84 0.1 undecidable manual P 98 0.3031 93 -0.05 95
IV.SMA1.EHZ. 2020-05-29T14:16:45.20 0.1 undecidable manual S 109 0.1088 119 0.13 98
IV.T1299.EHZ. 2020-05-29T14:16:44.10 0.1 undecidable manual S 117 0.071 137 -0.09 100
IV.MTRA.EHZ. 2020-05-29T14:16:43.80 0.1 undecidable manual P 58 0.1727 100 0.13 97
IV.NRCA.HNZ. 2020-05-29T14:16:43.68 0.1 undecidable manual P 340 0.1781 99 -0.07 98
IV.RM33.HNZ. 2020-05-29T14:16:43.49 0.1 undecidable manual P 175 0.1574 102 0.08 98
IV.LNSS.HHZ. 2020-05-29T14:16:43.04 0.1 undecidable manual P 241 0.1304 110 0.07 98
IV.SMA1.EHZ. 2020-05-29T14:16:42.83 0.1 undecidable manual P 109 0.1088 119 0.2 97
IV.T1299.EHZ. 2020-05-29T14:16:42.39 0.1 undecidable manual P 117 0.071 137 0.27 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GIUL.HHN. ML:0 4.015E-5 1.24 AML other m 2020-05-29T14:16:36.95
IV.GIUL.HHE. ML:0 8.585E-5 0.06 AML other m 2020-05-29T14:16:37.34
IV.LNSS.HHE. ML:0 9.200217E-5 0.1152 AML other m 2020-05-29T14:16:46.01
IV.LNSS.HHN. ML:0 7.800762E-5 0.1024 AML other m 2020-05-29T14:16:46.15
IV.LNSS.HNE. ML:1.1 0.000113258255 0.192 AML other m 2020-05-29T14:16:46.32
IV.LNSS.HNN. ML:1 8.3347466E-5 0.1152 AML other m 2020-05-29T14:16:46.20
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download