Earthquake with magnitude of ML 1.1 on date 29-04-2022 and time 04:07:26 (Italy) in region 5 km W Accumoli (RI)

A magnitude ML 1.1 earthquake occured in region: 5 km W Accumoli (RI), on

  • 29-04-2022 02:07:26 (UTC)
  • 29-04-2022 04:07:26 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6730, 13.1930 at 15 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 5 667 667
Cittareale RI 7 482 1149
Amatrice RI 9 2657 3806
Arquata del Tronto AP 14 1178 4984
Cascia PG 16 3217 8201
Norcia PG 16 4957 13158
Montereale AQ 17 2581 15739
Posta RI 18 694 16433
Borbona RI 18 617 17050
Capitignano AQ 19 665 17715
Campotosto AQ 19 542 18257
Monteleone di Spoleto PG 20 599 18856

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km NW of L'Aquila (69753 inhabitants)
42 Km W of Teramo (54892 inhabitants)
46 Km E of Terni (111501 inhabitants)
51 Km SE of Foligno (57155 inhabitants)
80 Km W of Montesilvano (53738 inhabitants)
81 Km SE of Perugia (166134 inhabitants)
84 Km NE of Guidonia Montecelio (88673 inhabitants)
85 Km NE of Tivoli (56533 inhabitants)
87 Km W of Pescara (121014 inhabitants)
88 Km W of Chieti (51815 inhabitants)
93 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 1.1 2022-04-29
02:07:26
42.6728 13.1928 15 2022-07-08
12:34:03
Bollettino Sismico Italiano INGV 106013021
Reviewed
Rev100
ML 1.1 2022-04-29
02:07:25
42.6758 13.1757 19 2022-04-29
02:12:45
Sala Sismica INGV-Roma 103919701
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-04-29 02:07:26 ± 0.09
Latitude 42.6728 ± 0.0027
Longitude 13.1928 ± 0.0049
Depth (km) 15 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 106013021

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 334
Semi-minor axis of confidence ellipse (meter) 181
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 88
Circular confidence region, given by single value of horizontal uncertainty (meter) 330.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 76
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.11331
Epicentral distance of station farthest from the epicenter (degree) 0.30667
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 106013021
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-06-14 08:00:33

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 103919701
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-04-29 02:12:45
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TERO.HHZ. 2022-04-29T02:07:37.51 0.6 undecidable manual S 99 34.0437 101 -0.25 47
IV.MMO1.EHZ. 2022-04-29T02:07:36.12 0.6 undecidable manual S 23 27.3504 106 0.08 48
7F.SIB1.EHE. 2022-04-29T02:07:35.75 0.6 undecidable manual S 14 25.3524 107 0.22 47
7F.SIB2.EHE. 2022-04-29T02:07:35.56 0.6 undecidable manual S 20 25.8519 107 -0.08 49
IV.GAVE.EHN. 2022-04-29T02:07:35.22 0.6 undecidable manual S 275 24.4533 108 -0.07 48
7F.SIB3.EHN. 2022-04-29T02:07:34.87 0.6 undecidable manual S 16 23.2545 110 -0.13 48
IV.NRCA.HHZ. 2022-04-29T02:07:33.60 0.6 undecidable manual S 340 18.9699 117 -0.33 46
IV.RM33.EHZ. 2022-04-29T02:07:33.60 0.6 undecidable manual S 174 18.2706 118 -0.17 48
IV.LNSS.HHZ. 2022-04-29T02:07:32.80 0.6 undecidable manual S 238 14.6742 126 -0.16 48
IV.SMA1.EHZ. 2022-04-29T02:07:32.56 0.6 undecidable manual S 112 12.5763 132 0.05 50
IV.TERO.HHZ. 2022-04-29T02:07:32.72 0.3 undecidable manual P 99 34.0437 101 -0.12 72
IV.GAVE.EHN. 2022-04-29T02:07:31.68 0.3 undecidable manual P 275 24.4533 108 0.27 71
IV.MMO1.EHZ. 2022-04-29T02:07:31.85 0.3 undecidable manual P 23 27.3504 106 0 74
7F.SIB3.EHN. 2022-04-29T02:07:31.30 0.1 undecidable manual P 16 23.2545 110 0.05 98
7F.SIB1.EHE. 2022-04-29T02:07:31.62 0.1 undecidable manual P 14 25.3524 107 0.07 97
7F.SIB2.EHE. 2022-04-29T02:07:31.52 0.3 undecidable manual P 20 25.8519 107 -0.1 73
IV.RM33.EHZ. 2022-04-29T02:07:30.55 0.1 undecidable manual P 174 18.2706 118 0.01 100
IV.NRCA.HHZ. 2022-04-29T02:07:30.58 0.1 undecidable manual P 340 18.9699 117 -0.05 99
IV.LNSS.HHZ. 2022-04-29T02:07:30.06 0.3 undecidable manual P 238 14.6742 126 -0.01 75
IV.SMA1.EHZ. 2022-04-29T02:07:30.16 0.3 undecidable manual P 112 12.5763 132 0.35 70
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHE. ML:1.1 0.00008865 1.86 AML other m 2022-04-29T02:07:32.93
IV.SMA1.EHN. ML:1.4 0.00021050000000000002 1.76 AML other m 2022-04-29T02:07:33.09
IV.LNSS.HHN. ML:0.9 0.00006715 0.22 AML other m 2022-04-29T02:07:33.22
IV.SMA1.EHE. ML:1.2 0.0001295 0.16 AML other m 2022-04-29T02:07:33.27
IV.RM33.EHE. ML:0.9 0.00005765 1.02 AML other m 2022-04-29T02:07:33.36
IV.RM33.EHN. ML:1.0 0.00007195 0.34 AML other m 2022-04-29T02:07:33.82
IV.NRCA.HHN. ML:1.0 0.0000751 0.14 AML other m 2022-04-29T02:07:34.41
IV.NRCA.HHE. ML:1.1 0.00008044999999999999 1.04 AML other m 2022-04-29T02:07:34.05
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