Earthquake with magnitude of ML 0.8 on date 01-09-2022 and time 18:02:04 (UTC) in region 4 km W Amatrice (RI)

A magnitude ML 0.8 earthquake occured in region: 4 km W Amatrice (RI), on

  • 01-09-2022 18:02:04 (UTC)
  • 01-09-2022 20:02:04 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6330, 13.2360 at 11 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
Amatrice RI 4 2657 2657
Cittareale RI 6 482 3139
Accumoli RI 7 667 3806
Montereale AQ 12 2581 6387
Capitignano AQ 14 665 7052
Campotosto AQ 14 542 7594
Borbona RI 16 617 8211
Arquata del Tronto AP 16 1178 9389
Posta RI 17 694 10083
Cagnano Amiterno AQ 19 1369 11452

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km NW of L'Aquila (69753 inhabitants)
39 Km W of Teramo (54892 inhabitants)
49 Km E of Terni (111501 inhabitants)
56 Km SE of Foligno (57155 inhabitants)
76 Km W of Montesilvano (53738 inhabitants)
82 Km NE of Guidonia Montecelio (88673 inhabitants)
82 Km W of Pescara (121014 inhabitants)
83 Km W of Chieti (51815 inhabitants)
83 Km NE of Tivoli (56533 inhabitants)
87 Km SE of Perugia (166134 inhabitants)
96 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 2022-09-01
18:02:04
42.6332 13.2365 11 2024-03-01
15:28:20
Bollettino Sismico Italiano INGV 115663991
Reviewed
Rev100
ML 0.8 2022-09-01
18:02:05
42.6257 13.2572 11 2022-09-01
18:12:24
Sala Sismica INGV-Roma 109226911
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-01 18:02:04 ± 0.04
Latitude 42.6332 ± 0.0027
Longitude 13.2365 ± 0.0037
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 115663991

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 349
Semi-minor axis of confidence ellipse (meter) 178
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 32
Circular confidence region, given by single value of horizontal uncertainty (meter) 350.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 96
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.11
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.27070
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 115663991
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-03-23 10:39:17

ML:0.8

Field Value
Value 0.8
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 109226911
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-01 18:12:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.GRAM.HHZ. 2022-09-01T18:03:38.05 3.0 undecidable manual Sg 1.85 0
IV.SPS2.HHZ. 2022-09-01T18:03:21.81 3.0 negative manual Pg 10.2 0
IV.MONC.HHZ. 2022-09-01T18:03:19.95 3.0 negative manual Pn 0.22 0
IV.CADC.HNZ. 2022-09-01T18:03:16.21 3.0 undecidable manual Pg 9.46 0
IV.PTCC.HHZ. 2022-09-01T18:03:05.50 3.0 positive manual Pn -3.41 0
IV.RIBO.EHZ.01 2022-09-01T18:03:00.81 3.0 undecidable manual Sg -2.89 0
OX.CAE.HHZ. 2022-09-01T18:02:57.59 3.0 undecidable manual Pn -6.59 0
IV.MRLC.HHZ. 2022-09-01T18:02:52.33 3.0 undecidable manual Pg 2.13 0
IV.BRSN.HNZ. 2022-09-01T18:02:42.08 3.0 undecidable manual Pg -0.63 0
IV.PIEI.HHZ. 2022-09-01T18:02:40.40 3.0 undecidable manual S -8.65 0
7F.SIB2.EHE. 2022-09-01T18:02:15.04 0.6 undecidable manual S 11 29.1486 90 0.02 50
IV.TERO.HHZ. 2022-09-01T18:02:14.96 0.6 undecidable manual S 92 30.0477 90 -0.29 48
IV.GAVE.EHN. 2022-09-01T18:02:14.74 0.6 undecidable manual S 283 28.6491 90 -0.16 48
7F.SIB3.EHN. 2022-09-01T18:02:14.45 0.6 undecidable manual S 6 26.9508 90 0.01 50
IV.NRCA.HHZ. 2022-09-01T18:02:13.65 0.6 undecidable manual S 336 24.3534 90 -0.09 49
IV.MTRA.EHE. 2022-09-01T18:02:12.16 0.6 undecidable manual S 44 18.87 91 -0.13 50
IV.RM33.EHZ. 2022-09-01T18:02:10.75 0.6 undecidable manual S 187 13.875 97 -0.2 50
7F.SIB3.EHN. 2022-09-01T18:02:10.48 0.3 undecidable manual P 6 26.9508 90 0.12 73
7F.SIB2.EHE. 2022-09-01T18:02:10.66 0.3 undecidable manual P 11 29.1486 90 -0.03 75
IV.NRCA.HHZ. 2022-09-01T18:02:10.02 0.3 undecidable manual P 336 24.3534 90 0.06 75
IV.TERO.HHZ. 2022-09-01T18:02:10.91 0.3 undecidable manual P 92 30.0477 90 0.08 73
IV.GAVE.EHN. 2022-09-01T18:02:10.60 0.3 undecidable manual P 283 28.6491 90 -0.02 75
IV.MTRA.EHE. 2022-09-01T18:02:09.18 0.3 undecidable manual P 44 18.87 91 0.06 75
IV.RM33.EHZ. 2022-09-01T18:02:08.45 0.1 undecidable manual P 187 13.875 97 0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHE. ML:0.9 0.00007225000000000001 1.42 AML other m 2022-09-01T18:02:10.91
IV.RM33.EHN. ML:0.8 0.000059999999999999995 0.94 AML other m 2022-09-01T18:02:11.03
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