Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.8 on date 14-09-2022 and time 14:09:45 (Italy) in region 5 km NW Accumoli (RI)

A magnitude ML 0.8 earthquake occured in region: 5 km NW Accumoli (RI), on

  • 14-09-2022 12:09:45 (UTC)
  • 14-09-2022 14:09:45 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7300, 13.2090 at 10 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.

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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
Arquata del Tronto AP 9 1178 1845
Norcia PG 12 4957 6802
Amatrice RI 13 2657 9459
Cittareale RI 13 482 9941
Cascia PG 16 3217 13158
Montegallo AP 16 523 13681
Acquasanta Terme AP 17 2916 16597
Castelsantangelo sul Nera MC 19 281 16878

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km W of Teramo (54892 inhabitants)
45 Km NW of L'Aquila (69753 inhabitants)
48 Km SE of Foligno (57155 inhabitants)
50 Km E of Terni (111501 inhabitants)
79 Km SE of Perugia (166134 inhabitants)
81 Km W of Montesilvano (53738 inhabitants)
87 Km W of Pescara (121014 inhabitants)
89 Km W of Chieti (51815 inhabitants)
90 Km NE of Guidonia Montecelio (88673 inhabitants)
92 Km NE of Tivoli (56533 inhabitants)
97 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 0.8 2022-09-14
12:09:45		 42.7302 13.2093 10 2024-03-01
15:28:20		 Bollettino Sismico Italiano INGV 115626841
Reviewed
Rev100 		ML 1.8 2022-09-14
12:09:45		 42.7317 13.215 10 2022-09-14
12:16:02		 Sala Sismica INGV-Roma 109702301
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-14 12:09:45 ± 0.04
Latitude 42.7302 ± 0.0018
Longitude 13.2093 ± 0.0037
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 115626841

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 249
Semi-minor axis of confidence ellipse (meter) 218
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 310
Circular confidence region, given by single value of horizontal uncertainty (meter) 250.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 87
Number of associated phases, regardless of their use for origin computation 35
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.31926
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 109702301
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-14 12:16:02

ML:0.8

Field Value
Value 0.8
Uncertainty 0.4
Num. used stations 10
Type of magnitude ML
Reference to an origin 115626841
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-03-22 13:31:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ISPIC.EHZ. 2022-09-14T12:11:32.90 3.0 undecidable manual Pg 20.5 0
CR.ZAG.BHZ. 2022-09-14T12:11:27.36 3.0 undecidable manual Sg 3.89 0
FR.AJAC.HHZ.00 2022-09-14T12:11:26.28 3.0 undecidable manual Sg 19.809999 0
ST.PANI.EHZ. 2022-09-14T12:11:18.84 3.0 undecidable manual Sg 5.8 0
GU.RRL.HHZ. 2022-09-14T12:11:09.17 3.0 undecidable manual Pg 17.51 0
IV.MSRU.HHZ. 2022-09-14T12:11:06.63 3.0 positive manual Pg 11.29 0
IV.ACATE.EHZ. 2022-09-14T12:11:02.59 3.0 positive manual Pn -5.51 0
CH.DAVOX.HHZ. 2022-09-14T12:10:54.69 3.0 negative manual Pg 7.83 0
IV.IFIL.HHZ. 2022-09-14T12:10:43.99 3.0 undecidable manual Pn -3.92 0
IV.DGI.HHZ. 2022-09-14T12:10:38.92 3.0 undecidable manual Pn 5.44 0
GU.POPM.HHZ. 2022-09-14T12:10:37.08 3.0 undecidable manual Sg 0.23 0
CH.BERNI.HHZ. 2022-09-14T12:10:35.63 3.0 positive manual Pn -6.16 0
CR.STON.BHZ. 2022-09-14T12:10:33.00 3.0 positive manual Pn -3.21 0
IV.SGG.HHZ. 2022-09-14T12:10:11.72 3.0 positive manual Pn -0.53 0
IV.CRE.HHZ. 2022-09-14T12:10:08.42 3.0 undecidable manual Sn -5.36 0
IV.FAGN.HHZ. 2022-09-14T12:10:05.73 3.0 undecidable manual P 9.74 0
IV.FDMO.HHZ. 2022-09-14T12:09:57.37 0.6 undecidable manual S 344 35.4423 50 0.04 48
IV.TERO.HHZ. 2022-09-14T12:09:56.96 0.6 undecidable manual S 110 34.3434 50 -0.08 48
IV.CAMP.HHZ. 2022-09-14T12:09:55.01 0.6 undecidable manual S 143 27.0507 50 -0.09 49
IV.GAVE.HNZ. 2022-09-14T12:09:54.71 0.6 undecidable manual S 261 26.0517 50 -0.12 48
IV.LNSS.HHZ. 2022-09-14T12:09:53.06 0.3 undecidable manual S 224 19.7691 118 0.06 74
IV.MC2.EHZ. 2022-09-14T12:09:53.29 0.3 undecidable manual S 355 20.1687 117 0.16 73
IV.TERO.HHZ. 2022-09-14T12:09:52.15 0.3 undecidable manual P 110 34.3434 50 0.08 72
7F.SIB2.EHZ. 2022-09-14T12:09:52.68 0.3 undecidable manual S 23 19.4694 118 -0.23 72
IV.FDMO.HHZ. 2022-09-14T12:09:52.47 0.3 undecidable manual P 344 35.4423 50 0.23 70
7F.SIB1.EHZ. 2022-09-14T12:09:52.87 0.6 undecidable manual S 15 18.87 119 0.13 49
IV.NRCA.HHZ. 2022-09-14T12:09:51.04 0.3 undecidable manual S 326 13.875 127 -0.22 73
IV.FRON.EHZ. 2022-09-14T12:09:50.50 3.0 undecidable manual P -2.98 0
IV.CAMP.HHZ. 2022-09-14T12:09:50.97 0.3 undecidable manual P 143 27.0507 50 0.03 74
IV.GAVE.HNZ. 2022-09-14T12:09:50.62 0.3 undecidable manual P 261 26.0517 50 -0.17 72
7F.SIB1.EHZ. 2022-09-14T12:09:49.63 0.3 undecidable manual P 15 18.87 119 0.05 75
IV.MC2.EHZ. 2022-09-14T12:09:49.85 0.3 undecidable manual P 355 20.1687 117 0.04 74
7F.SIB2.EHZ. 2022-09-14T12:09:49.60 0.1 undecidable manual P 23 19.4694 118 -0.08 99
IV.LNSS.HHZ. 2022-09-14T12:09:49.82 0.3 undecidable manual P 224 19.7691 118 0.09 74
IV.NRCA.HHZ. 2022-09-14T12:09:48.79 0.1 undecidable manual P 326 13.875 127 0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HNE. ML:1.7 0.00056466065 0.0704 AML other m 2022-09-14T12:09:51.13
IV.NRCA.HNN. ML:1.7 0.00049086105 0.0704 AML other m 2022-09-14T12:09:51.13
IV.LNSS.HHE. ML:0.7 0.000041986669999999994 0.1152 AML other m 2022-09-14T12:09:53.82
IV.LNSS.HHN. ML:0.8 0.000049691065 0.2432 AML other m 2022-09-14T12:09:53.15
IV.MC2.EHE. ML:0.9 0.000062460212605 0.16 AML other m 2022-09-14T12:09:55.05
IV.MC2.EHN. ML:1.0 0.0000626104 0.2048 AML other m 2022-09-14T12:09:54.66
IV.TERO.HHN. ML:0.6 0.000014934304999999999 0.1408 AML other m 2022-09-14T12:09:57.21
IV.TERO.HHE. ML:0.6 0.00001320412 0.1408 AML other m 2022-09-14T12:09:57.44
IV.FDMO.HHN. ML:0.1 0.000007002723 0.1792 AML other m 2022-09-14T12:09:57.75
IV.FDMO.HHE. ML:0.1 0.0000074256875 0.2816 AML other m 2022-09-14T12:09:57.97
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