Earthquake with magnitude of ML 1.3 on date 13-05-2023 and time 07:54:18 (UTC) in region 7 km NW Accumoli (RI)

A magnitude ML 1.3 earthquake occured in region: 7 km NW Accumoli (RI), on

  • 13-05-2023 07:54:18 (UTC)
  • 13-05-2023 09:54:18 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7500, 13.2020 at 11 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 7 667 667
Arquata del Tronto AP 8 1178 1845
Norcia PG 10 4957 6802
Montegallo AP 15 523 7325
Cittareale RI 15 482 7807
Amatrice RI 15 2657 10464
Cascia PG 16 3217 13681
Castelsantangelo sul Nera MC 17 281 13962
Acquasanta Terme AP 17 2916 16878
Montemonaco AP 20 604 17482
Preci PG 20 724 18206

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km W of Teramo (54892 inhabitants)
47 Km SE of Foligno (57155 inhabitants)
47 Km NW of L'Aquila (69753 inhabitants)
50 Km E of Terni (111501 inhabitants)
77 Km SE of Perugia (166134 inhabitants)
82 Km W of Montesilvano (53738 inhabitants)
89 Km W of Pescara (121014 inhabitants)
91 Km W of Chieti (51815 inhabitants)
92 Km NE of Guidonia Montecelio (88673 inhabitants)
93 Km NE of Tivoli (56533 inhabitants)
97 Km E of Viterbo (67173 inhabitants)
100 Km S of Ancona (100861 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 1.3 2023-05-13
07:54:18
42.7503 13.202 11 2023-05-13
08:03:23
Sala Sismica INGV-Roma 117313091
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-13 07:54:18 ± 0.03
Latitude 42.7503 ± 0.0018
Longitude 13.2020 ± 0.0024
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 117313091

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 196
Semi-minor axis of confidence ellipse (meter) 178
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 79
Circular confidence region, given by single value of horizontal uncertainty (meter) 200.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 66
Number of associated phases, regardless of their use for origin computation 42
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.67089
Number of stations at which the event was observed 31
Number of stations from which data was used for origin computation 13
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 117313091
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-13 08:03:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OT.TAR1.HHZ. 2023-05-13T07:56:13.10 3.0 undecidable manual Sg 5.74 0
OX.PLRO.HHZ. 2023-05-13T07:56:11.82 3.0 undecidable manual Sg 2.77 0
IV.TDS.HHZ. 2023-05-13T07:56:04.12 3.0 undecidable manual Sn -6.39 0
IV.SBPO.HNZ. 2023-05-13T07:55:52.28 3.0 undecidable manual Sg 5.52 0
MN.TRI.HHZ. 2023-05-13T07:55:48.41 3.0 undecidable manual Sg -0.47 0
IV.MSRU.HHZ. 2023-05-13T07:55:48.16 3.0 positive manual Pg 11.72 0
IV.ORI.HHZ. 2023-05-13T07:55:27.87 3.0 undecidable manual Pg 7.99 0
IV.CET2.HHZ. 2023-05-13T07:55:23.17 3.0 negative manual Pg 0.46 0
NI.VINO.HHZ. 2023-05-13T07:55:23.21 3.0 negative manual Pg 4.7 0
OT.OT15.EHZ. 2023-05-13T07:55:15.20 3.0 undecidable manual Pg 1.68 0
IV.ACER.HHZ. 2023-05-13T07:55:07.80 3.0 negative manual Pn -1.01 0
GU.GSCL.HHZ. 2023-05-13T07:55:05.55 3.0 positive manual Pg -0.04 0
OT.OT14.EHZ. 2023-05-13T07:54:57.92 3.0 undecidable manual Pn -1.54 0
IV.CIMA.HNZ. 2023-05-13T07:54:42.80 3.0 undecidable manual S -3.76 0
IV.CING.HHZ. 2023-05-13T07:54:41.44 3.0 undecidable manual S -5.89 0
IV.EL6.EHZ. 2023-05-13T07:54:39.15 3.0 undecidable manual S -7.14 0
IV.SNTG.HHZ. 2023-05-13T07:54:37.78 3.0 undecidable manual S -7.66 0
IV.FIAM.HHZ. 2023-05-13T07:54:36.10 3.0 undecidable manual S -7.54 0
IV.T0110.HHZ. 2023-05-13T07:54:32.04 1.0 negative manual P 141 74.4699 50 0.38 21
IV.TERO.HHZ. 2023-05-13T07:54:30.80 0.6 undecidable manual S 113 35.742 50 0.04 48
IV.RM33.EHZ. 2023-05-13T07:54:28.42 0.6 undecidable manual S 178 26.751 50 0.03 49
IV.GAVE.EHN. 2023-05-13T07:54:28.07 0.6 undecidable manual S 256 25.8519 50 -0.08 49
IV.CAMP.HHZ. 2023-05-13T07:54:28.91 0.6 undecidable manual S 145 29.1486 50 -0.12 48
IV.MMO1.EHE. 2023-05-13T07:54:26.44 0.1 undecidable manual S 32 19.3695 50 0.03 100
IV.GIGS.HHZ. 2023-05-13T07:54:26.88 0.1 undecidable manual P 137 44.7219 50 -0.2 92
IV.LNSS.HHE. 2023-05-13T07:54:26.70 0.6 undecidable manual S 219 20.9679 50 -0.14 48
7F.SIB2.EHE. 2023-05-13T07:54:25.85 0.6 undecidable manual S 28 17.6712 50 -0.1 49
7F.SIB3.EHE. 2023-05-13T07:54:25.07 0.6 undecidable manual S 22 14.874 126 -0.1 49
IV.MTRA.EHE. 2023-05-13T07:54:25.32 0.6 undecidable manual S 87 15.873 125 -0.13 49
IV.SMA1.EHN. 2023-05-13T07:54:25.69 0.6 undecidable manual S 141 17.1717 50 -0.13 49
IV.TERO.HHZ. 2023-05-13T07:54:25.67 1.0 undecidable manual P 113 35.742 50 -0.02 24
IV.NRCA.HNE. 2023-05-13T07:54:24.12 0.3 undecidable manual S 322 11.6772 133 -0.19 73
IV.RM33.EHZ. 2023-05-13T07:54:24.34 1.0 positive manual P 178 26.751 50 0.02 25
IV.GAVE.EHN. 2023-05-13T07:54:24.35 0.1 undecidable manual P 256 25.8519 50 0.17 96
IV.CAMP.HHZ. 2023-05-13T07:54:24.72 1.0 negative manual P 145 29.1486 50 0.04 24
IV.LNSS.HHE. 2023-05-13T07:54:23.40 0.1 undecidable manual P 219 20.9679 50 -0.02 99
IV.MMO1.EHE. 2023-05-13T07:54:23.21 0.1 undecidable manual P 32 19.3695 50 0.04 99
IV.SMA1.EHN. 2023-05-13T07:54:22.99 0.1 undecidable manual P 141 17.1717 50 0.16 97
7F.SIB2.EHE. 2023-05-13T07:54:22.89 0.1 undecidable manual P 28 17.6712 50 -0.02 100
IV.NRCA.HNE. 2023-05-13T07:54:22.05 0.1 undecidable manual P 322 11.6772 133 0.09 100
7F.SIB3.EHE. 2023-05-13T07:54:22.54 0.1 undecidable manual P 22 14.874 126 0.08 99
IV.MTRA.EHE. 2023-05-13T07:54:22.73 0.1 undecidable manual P 87 15.873 125 0.11 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHN. ML:1.6 0.0002375 0.3 AML other m 2023-05-13T07:54:28.74
IV.CAMP.HHE. ML:1.0 0.000052900000000000005 0.5 AML other m 2023-05-13T07:54:29.12
IV.CAMP.HHN. ML:1.3 0.0000969 0.26 AML other m 2023-05-13T07:54:29.15
IV.RM33.EHE. ML:1.6 0.0002045 0.62 AML other m 2023-05-13T07:54:29.40
IV.TERO.HHN. ML:1.4 0.00010575000000000001 0.7 AML other m 2023-05-13T07:54:30.99
IV.TERO.HHE. ML:1.4 0.00010295 0.28 AML other m 2023-05-13T07:54:32.31
IV.SNTG.HHE. ML:1.0 0.0000209 0.84 AML other m 2023-05-13T07:54:39.56
IV.SNTG.HHN. ML:1.2 0.0000285 0.42 AML other m 2023-05-13T07:54:41.23
IV.CING.HHN. ML:1.2 0.00003125 0.32 AML other m 2023-05-13T07:54:42.01
IV.CING.HHE. ML:1.2 0.000030050000000000002 0.64 AML other m 2023-05-13T07:54:43.38
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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