Earthquake with magnitude of ML 0.8 on date 04-03-2022 and time 10:02:28 (UTC) in region 3 km SE Accumoli (RI)

A magnitude ML 0.8 earthquake occured in region: 3 km SE Accumoli (RI), on

  • 04-03-2022 10:02:28 (UTC)
  • 04-03-2022 11:02:28 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6840, 13.2750 at 12 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
Accumoli RI 3 667 667
Amatrice RI 6 2657 3324
Arquata del Tronto AP 10 1178 4502
Cittareale RI 12 482 4984
Acquasanta Terme AP 15 2916 7900
Campotosto AQ 16 542 8442
Montereale AQ 18 2581 11023
Capitignano AQ 18 665 11688
Montegallo AP 18 523 12211
Norcia PG 19 4957 17168
Valle Castellana TE 19 977 18145

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km W of Teramo (54892 inhabitants)
38 Km N of L'Aquila (69753 inhabitants)
53 Km E of Terni (111501 inhabitants)
56 Km SE of Foligno (57155 inhabitants)
74 Km W of Montesilvano (53738 inhabitants)
81 Km W of Pescara (121014 inhabitants)
82 Km W of Chieti (51815 inhabitants)
86 Km SE of Perugia (166134 inhabitants)
88 Km NE of Guidonia Montecelio (88673 inhabitants)
89 Km NE of Tivoli (56533 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 2022-03-04
10:02:28
42.684 13.2748 12 2022-07-08
12:34:03
Bollettino Sismico Italiano INGV 106394151
Reviewed
Rev100
ML 0.7 2022-03-04
10:02:28
42.698 13.2735 7 2022-03-04
10:40:37
Sala Sismica INGV-Roma 101670371
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-03-04 10:02:28 ± 0.09
Latitude 42.6840 ± 0.0036
Longitude 13.2748 ± 0.0086
Depth (km) 12 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 106394151

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 509
Semi-minor axis of confidence ellipse (meter) 500
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 256
Circular confidence region, given by single value of horizontal uncertainty (meter) 510.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 128
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.24911
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.2
Num. used stations 9
Type of magnitude ML
Reference to an origin 101670371
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-03-04 10:40:37

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 9
Type of magnitude ML
Reference to an origin 106394151
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-06-23 09:50:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SSFR.HHZ. 2022-03-04T10:02:56.42 3.0 undecidable manual S -0.13 0
IV.MC2.EHZ. 2022-03-04T10:02:38.22 0.6 undecidable manual S 345 26.1516 93 0.62 43
IV.TERO.HHZ. 2022-03-04T10:02:37.82 0.6 undecidable manual S 104 27.6501 92 -0.18 47
7F.SIB2.EHE. 2022-03-04T10:02:36.51 0.6 undecidable manual S 6 23.0547 93 -0.26 47
7F.SIB1.EHZ. 2022-03-04T10:02:36.82 0.3 undecidable manual S 359 23.3544 93 -0.03 74
IV.RM33.EHZ. 2022-03-04T10:02:36.02 0.6 undecidable manual S 194 20.0688 95 0.06 50
IV.NRCA.HHZ. 2022-03-04T10:02:35.89 0.6 undecidable manual S 322 21.1677 94 -0.36 46
IV.TERO.HHZ. 2022-03-04T10:02:34.00 0.3 undecidable manual P 104 27.6501 92 0.16 72
IV.MTRA.EHZ. 2022-03-04T10:02:33.78 0.6 undecidable manual S 51 12.7761 112 -0.28 48
7F.SIB2.EHE. 2022-03-04T10:02:33.22 0.3 undecidable manual P 6 23.0547 93 0.09 74
7F.SIB1.EHZ. 2022-03-04T10:02:33.34 0.3 undecidable manual P 359 23.3544 93 0.17 73
IV.MC2.EHZ. 2022-03-04T10:02:33.34 0.6 undecidable manual P 345 26.1516 93 -0.26 47
IV.NRCA.HHZ. 2022-03-04T10:02:32.72 0.3 undecidable manual P 322 21.1677 94 -0.11 73
IV.SMA1.EHZ. 2022-03-04T10:02:32.87 0.6 undecidable manual S 140 7.6812 135 -0.07 51
IV.RM33.EHZ. 2022-03-04T10:02:32.27 0.6 undecidable manual P 194 20.0688 95 -0.39 46
IV.SMA1.EHZ. 2022-03-04T10:02:31.16 0.1 undecidable manual P 140 7.6812 135 0.25 97
IV.MTRA.EHZ. 2022-03-04T10:02:31.65 0.1 undecidable manual P 51 12.7761 112 0.08 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHE. ML:0.5 0.0000445 0.4 AML other m 2022-03-04T10:02:33.22
IV.MTRA.HNN. ML:0.8 0.00006026291 0.1344 AML other m 2022-03-04T10:02:33.93
IV.MTRA.EHE. ML:0.9 0.0000737 0.36 AML other m 2022-03-04T10:02:34.21
IV.SMA1.EHN. ML:0.6 0.000054199999999999996 0.18 AML other m 2022-03-04T10:02:34.08
IV.MTRA.HNE. ML:1.1 0.00013132849000000002 1.5648 AML other m 2022-03-04T10:02:34.09
IV.MTRA.EHN. ML:0.9 0.000074225605 0.1792 AML other m 2022-03-04T10:02:35.13
IV.NRCA.HNE. ML:1.0 0.000072401625 0.4928 AML other m 2022-03-04T10:02:36.30
IV.NRCA.HHE. ML:0.6 0.000030361035000000002 0.1216 AML other m 2022-03-04T10:02:36.09
IV.NRCA.HHN. ML:0.6 0.000029608084999999998 0.0832 AML other m 2022-03-04T10:02:36.00
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