Earthquake with magnitude of ML 0.6 on date 27-05-2023 and time 06:37:43 (UTC) in region 2 km S Accumoli (RI)

A magnitude ML 0.6 earthquake occured in region: 2 km S Accumoli (RI), on

  • 27-05-2023 06:37:43 (UTC)
  • 27-05-2023 08:37:43 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6770, 13.2460 at 10 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 2 667 667
Amatrice RI 6 2657 3324
Cittareale RI 10 482 3806
Arquata del Tronto AP 12 1178 4984
Campotosto AQ 17 542 5526
Montereale AQ 17 2581 8107
Acquasanta Terme AP 17 2916 11023
Capitignano AQ 18 665 11688
Norcia PG 18 4957 16645
Cascia PG 20 3217 19862
Montegallo AP 20 523 20385

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km W of Teramo (54892 inhabitants)
38 Km NW of L'Aquila (69753 inhabitants)
51 Km E of Terni (111501 inhabitants)
54 Km SE of Foligno (57155 inhabitants)
76 Km W of Montesilvano (53738 inhabitants)
83 Km W of Pescara (121014 inhabitants)
84 Km W of Chieti (51815 inhabitants)
85 Km SE of Perugia (166134 inhabitants)
86 Km NE of Guidonia Montecelio (88673 inhabitants)
87 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
Reviewed
Rev100
ML 0.6 2023-05-27
06:37:43
42.6772 13.2457 11 2023-05-27
07:20:35
Sala Sismica INGV-Roma 117768111
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-27 06:37:43 ± 0.06
Latitude 42.6772 ± 0.0036
Longitude 13.2457 ± 0.0049
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117768111

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 411
Semi-minor axis of confidence ellipse (meter) 294
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 225
Circular confidence region, given by single value of horizontal uncertainty (meter) 410.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 79
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 20
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) 0.41549
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 10
Magnitude information

ML:0.6

Field Value
Value 0.6
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 117768111
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-27 07:20:35
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
SL.LJU.BHZ. 2023-05-27T06:39:25.37 3.0 undecidable manual Sg 8.92 0
AC.KBN.HHZ. 2023-05-27T06:39:10.96 3.0 undecidable manual Pn 2.2 0
IV.MRVN.HHZ. 2023-05-27T06:39:04.76 3.0 undecidable manual Sg 7.77 0
7C.SPAOL.HNZ. 2023-05-27T06:38:56.75 3.0 negative manual Pn -3.33 0
FR.AJAC.HHZ.00 2023-05-27T06:38:43.98 3.0 negative manual Pg 8.36 0
GU.GRAM.HHZ. 2023-05-27T06:38:37.09 3.0 negative manual Pg 8.36 0
IV.MRVN.HHZ. 2023-05-27T06:38:27.93 3.0 undecidable manual Pg 4.04 0
IV.ZCCA.HHZ. 2023-05-27T06:38:21.05 3.0 undecidable manual Pn 0.5 0
IV.SSFR.HHZ. 2023-05-27T06:38:11.31 3.0 undecidable manual S -0.72 0
IV.CIMA.HNZ. 2023-05-27T06:38:04.45 3.0 undecidable manual S -0.44 0
IV.ATVO.HHZ. 2023-05-27T06:38:02.31 3.0 undecidable manual P 1.29 0
IV.LRP.EHZ. 2023-05-27T06:37:59.89 3.0 undecidable manual P -1.97 0
IV.CSP1.EHZ. 2023-05-27T06:37:58.25 0.3 undecidable manual S 356 46.1205 50 0.13 70
IV.CESI.HHE. 2023-05-27T06:37:58.14 0.3 undecidable manual S 323 45.7209 50 0.12 70
IV.FDMO.HHE. 2023-05-27T06:37:57.06 0.3 undecidable manual S 342 41.9247 50 0.07 71
IV.GIGS.HHE. 2023-05-27T06:37:55.19 0.3 undecidable manual S 133 36.5412 50 -0.36 68
IV.TERO.HHE. 2023-05-27T06:37:53.49 0.3 undecidable manual S 102 29.8479 50 -0.29 69
IV.CSP1.EHZ. 2023-05-27T06:37:52.00 0.1 undecidable manual P 356 46.1205 50 0.17 92
IV.FDMO.HHE. 2023-05-27T06:37:51.23 0.1 undecidable manual P 342 41.9247 50 0.05 95
IV.CESI.HHE. 2023-05-27T06:37:51.98 0.3 undecidable manual P 323 45.7209 50 0.21 69
IV.LNSS.HHZ. 2023-05-27T06:37:50.46 0.3 undecidable manual S 244 18.6702 119 -0.2 72
IV.NRCA.HHZ. 2023-05-27T06:37:50.75 0.3 undecidable manual S 328 20.3685 117 -0.44 68
IV.GIGS.HHE. 2023-05-27T06:37:50.60 0.3 undecidable manual P 133 36.5412 50 0.26 69
IV.RM33.EHZ. 2023-05-27T06:37:50.65 0.3 undecidable manual S 188 18.87 119 -0.06 74
IV.TERO.HHE. 2023-05-27T06:37:49.18 0.1 undecidable manual P 102 29.8479 50 -0.14 96
IV.MTRA.HNN. 2023-05-27T06:37:49.39 0.3 undecidable manual S 54 15.1737 125 -0.23 72
IV.SMA1.EHZ. 2023-05-27T06:37:48.43 0.3 undecidable manual S 125 8.9799 140 0.41 70
IV.LNSS.HHZ. 2023-05-27T06:37:47.53 0.1 positive manual P 244 18.6702 119 0.01 100
IV.NRCA.HHZ. 2023-05-27T06:37:47.77 0.1 positive manual P 328 20.3685 117 -0.05 99
IV.RM33.EHZ. 2023-05-27T06:37:47.46 0.3 undecidable manual P 188 18.87 119 -0.08 74
IV.SMA1.EHZ. 2023-05-27T06:37:46.38 0.1 undecidable manual P 125 8.9799 140 0.39 94
IV.MTRA.HNN. 2023-05-27T06:37:46.83 0.3 undecidable manual P 54 15.1737 125 -0.09 74
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHN. ML:0.7 0.000038100000000000005 0.42 AML other m 2023-05-27T06:37:50.76
IV.LNSS.HHE. ML:0.6 0.000030100000000000003 0.8 AML other m 2023-05-27T06:37:50.46
IV.NRCA.HHN. ML:0.7 0.00003705 1.54 AML other m 2023-05-27T06:37:50.16
IV.NRCA.HHE. ML:0.8 0.0000375 1.62 AML other m 2023-05-27T06:37:51.81
IV.SMA1.EHE. ML:0.4 0.000027624055000000002 0.1408 AML other m 2023-05-27T06:37:48.83
IV.SMA1.EHN. ML:0.3 0.00002250588 0.2176 AML other m 2023-05-27T06:37:49.41
IV.RM33.EHE. ML:0.6 0.000030888655 0.16 AML other m 2023-05-27T06:37:51.34
IV.RM33.EHN. ML:0.4 0.000022090085000000003 0.0992 AML other m 2023-05-27T06:37:51.07
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