Earthquake with magnitude of ML 1.0 on date 23-09-2022 and time 11:02:00 (UTC) in region 8 km NW Accumoli (RI)

A magnitude ML 1.0 earthquake occured in region: 8 km NW Accumoli (RI), on

  • 23-09-2022 11:02:00 (UTC)
  • 23-09-2022 13:02:00 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7440, 13.1740 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 8 667 667
Norcia PG 9 4957 5624
Arquata del Tronto AP 11 1178 6802
Cascia PG 13 3217 10019
Cittareale RI 14 482 10501
Amatrice RI 16 2657 13158
Castelsantangelo sul Nera MC 17 281 13439
Montegallo AP 17 523 13962
Preci PG 19 724 14686
Acquasanta Terme AP 20 2916 17602
Poggiodomo PG 20 117 17719

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km W of Teramo (54892 inhabitants)
45 Km SE of Foligno (57155 inhabitants)
47 Km NW of L'Aquila (69753 inhabitants)
48 Km E of Terni (111501 inhabitants)
76 Km SE of Perugia (166134 inhabitants)
84 Km W of Montesilvano (53738 inhabitants)
90 Km NE of Guidonia Montecelio (88673 inhabitants)
91 Km W of Pescara (121014 inhabitants)
92 Km NE of Tivoli (56533 inhabitants)
92 Km W of Chieti (51815 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 1.0 2022-09-23
11:02:00
42.7443 13.1742 10 2022-09-23
11:12:07
Sala Sismica INGV-Roma 110050821
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-23 11:02:00 ± 0.1
Latitude 42.7443 ± 0.0045
Longitude 13.1742 ± 0.0073
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 110050821

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 535
Semi-minor axis of confidence ellipse (meter) 453
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 322
Circular confidence region, given by single value of horizontal uncertainty (meter) 530.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 78
Number of associated phases, regardless of their use for origin computation 44
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.33815
Number of stations at which the event was observed 31
Number of stations from which data was used for origin computation 12
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.0
Num. used stations 2
Type of magnitude ML
Reference to an origin 110050821
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-23 11:12:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.RNCA.HHZ. 2022-09-23T11:03:59.56 3.0 undecidable manual Sg 13.12 0
IV.FVI.HHZ. 2022-09-23T11:03:58.85 3.0 undecidable manual Sg 4.79 0
IV.BOB.HHZ. 2022-09-23T11:03:46.53 3.0 undecidable manual Sg 3.7 0
SL.LJU.BHZ. 2022-09-23T11:03:42.52 3.0 undecidable manual Sg -0.75 0
ST.DOSS.HHZ. 2022-09-23T11:03:33.15 3.0 undecidable manual Sn -9.99 0
IV.CRND.HNZ. 2022-09-23T11:03:33.88 3.0 undecidable manual Sn -4.27 0
OX.MPRI.HHZ. 2022-09-23T11:03:33.87 3.0 undecidable manual Sn -9.99 0
IV.ACATE.HNZ. 2022-09-23T11:03:28.65 3.0 positive manual Pn -3.65 0
1J.FX14.HHZ.00 2022-09-23T11:03:27.90 3.0 positive manual Pg 3.42 0
GU.GSCL.HHZ. 2022-09-23T11:03:22.08 3.0 undecidable manual Sg 1.29 0
CR.STON.BHZ. 2022-09-23T11:03:06.46 3.0 undecidable manual Pg 8.3 0
GU.BURY.HHZ. 2022-09-23T11:03:05.81 3.0 negative manual Pn -6.18 0
OX.VARN.HHZ. 2022-09-23T11:03:03.20 3.0 undecidable manual Pg 3.83 0
IV.ZEN8.EHZ. 2022-09-23T11:03:02.48 3.0 negative manual Pg 2.29 0
IV.PTRP.HHZ. 2022-09-23T11:02:59.87 3.0 undecidable manual Pg 4.95 0
IV.CSNT.HHZ. 2022-09-23T11:02:53.04 3.0 undecidable manual Sg -5.52 0
IX.COL3.HHZ.02 2022-09-23T11:02:49.74 3.0 undecidable manual Pg 1.47 0
GU.GSCL.HHZ. 2022-09-23T11:02:46.39 3.0 undecidable manual Pn -1.4 0
GU.POPM.HHZ. 2022-09-23T11:02:37.35 3.0 undecidable manual Pn -6.57 0
IV.RCAV.EHZ. 2022-09-23T11:02:18.30 3.0 undecidable manual P -6.06 0
IV.TERO.HHZ. 2022-09-23T11:02:13.51 0.3 undecidable manual S 111 37.5291 50 0.33 68
IV.RM33.EHZ. 2022-09-23T11:02:09.72 0.3 undecidable manual S 173 26.3514 50 -0.46 67
IV.GAVE.EHZ. 2022-09-23T11:02:09.58 0.3 undecidable manual S 256 23.5542 113 0.19 72
IV.MMO1.HNN. 2022-09-23T11:02:08.36 0.6 undecidable manual S 36 21.2676 116 -0.29 47
IV.MC2.EHN. 2022-09-23T11:02:08.11 0.6 undecidable manual S 4 18.5703 119 0.27 47
IV.TERO.HHZ. 2022-09-23T11:02:08.06 0.1 undecidable manual P 111 37.5291 50 0.24 92
IV.MTRA.HNN. 2022-09-23T11:02:07.38 0.3 undecidable manual S 86 18.1707 119 -0.33 70
7F.SIB2.EHZ. 2022-09-23T11:02:07.85 0.3 undecidable manual S 33 19.3695 118 -0.24 72
IV.LNSS.HHZ. 2022-09-23T11:02:07.90 0.3 undecidable manual S 215 19.0698 118 -0.1 74
7F.SIB1.EHN. 2022-09-23T11:02:07.65 0.3 undecidable manual S 25 18.3705 119 -0.14 73
IV.SMA1.EHZ. 2022-09-23T11:02:07.52 0.6 undecidable manual S 134 18.2706 119 -0.21 48
7F.SIB3.EHZ. 2022-09-23T11:02:06.79 0.3 undecidable manual S 28 16.4724 122 -0.41 69
IV.NRCA.HHZ. 2022-09-23T11:02:05.39 0.3 undecidable manual S 334 11.0778 133 -0.3 72
IV.GAVE.EHZ. 2022-09-23T11:02:05.73 0.1 undecidable manual P 256 23.5542 113 0.1 97
IV.RM33.EHZ. 2022-09-23T11:02:05.47 0.1 undecidable manual P 173 26.3514 50 -0.62 85
IV.MTRA.HNN. 2022-09-23T11:02:05.65 0.1 undecidable manual P 86 18.1707 119 0.99 74
IV.MMO1.HNN. 2022-09-23T11:02:05.74 0.3 undecidable manual P 36 21.2676 116 0.54 66
IV.SMA1.EHZ. 2022-09-23T11:02:04.80 0.1 undecidable manual P 134 18.2706 119 0.13 98
IV.MC2.EHN. 2022-09-23T11:02:04.88 0.1 undecidable manual P 4 18.5703 119 0.15 97
7F.SIB3.EHZ. 2022-09-23T11:02:04.24 0.1 undecidable manual P 28 16.4724 122 -0.13 98
7F.SIB2.EHZ. 2022-09-23T11:02:04.79 0.1 undecidable manual P 33 19.3695 118 -0.09 98
IV.LNSS.HHZ. 2022-09-23T11:02:04.91 0.1 positive manual P 215 19.0698 118 0.08 99
7F.SIB1.EHN. 2022-09-23T11:02:04.72 0.1 undecidable manual P 25 18.3705 119 0.01 100
IV.NRCA.HHZ. 2022-09-23T11:02:03.58 0.1 positive manual P 334 11.0778 133 0.08 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHN. ML:1.0 0.00007515 0.48 AML other m 2022-09-23T11:02:08.98
IV.LNSS.HHE. ML:0.9 0.00006385000000000001 0.82 AML other m 2022-09-23T11:02:09.74
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