Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.0 on date 17-03-2022 and time 23:36:10 (Italy) in region 4 km NW L'Aquila (AQ)

A magnitude ML 1.0 earthquake occured in region: 4 km NW L'Aquila (AQ), on

  • 17-03-2022 22:36:10 (UTC)
  • 17-03-2022 23:36:10 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.3740, 13.3540 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
L'Aquila AQ 5 69753 69753
Scoppito AQ 8 3727 73480
Pizzoli AQ 9 4326 77806
Lucoli AQ 9 1011 78817
Tornimparte AQ 10 3187 82004
Barete AQ 11 737 82741
Ocre AQ 14 1167 83908
Cagnano Amiterno AQ 14 1369 85277
Fossa AQ 14 721 85998
Poggio Picenze AQ 17 1136 87134
Sant'Eusanio Forconese AQ 17 394 87528
Capitignano AQ 17 665 88193
Rocca di Cambio AQ 19 533 88726
Montereale AQ 19 2581 91307
Villa Sant'Angelo AQ 19 424 91731
San Demetrio ne' Vestini AQ 19 1854 93585

Municipalities with at least 50000 inhabitants

An earthquake occurred to
5 Km NW of L'Aquila (69753 inhabitants)
43 Km SW of Teramo (54892 inhabitants)
62 Km E of Terni (111501 inhabitants)
65 Km NE of Tivoli (56533 inhabitants)
66 Km NE of Guidonia Montecelio (88673 inhabitants)
67 Km W of Chieti (51815 inhabitants)
67 Km W of Montesilvano (53738 inhabitants)
71 Km W of Pescara (121014 inhabitants)
84 Km SE of Foligno (57155 inhabitants)
89 Km NE of Roma (2864731 inhabitants)
90 Km NE of Velletri (53303 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 1.0 2022-03-17
22:36:10		 42.3743 13.3542 10 2022-07-08
12:34:01		 Bollettino Sismico Italiano INGV 105308771
Reviewed
Rev100 		ML 1.1 2022-03-17
22:36:10		 42.371 13.3518 10 2022-03-17
22:46:03		 Sala Sismica INGV-Roma 102086301
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-03-17 22:36:10 ± 0.1
Latitude 42.3743 ± 0.0072
Longitude 13.3542 ± 0.0061
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 105308771

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 720
Semi-minor axis of confidence ellipse (meter) 517
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 181
Circular confidence region, given by single value of horizontal uncertainty (meter) 720.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 116
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.32466
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 105308771
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-05-29 15:35:01

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 102086301
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-03-17 22:46:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OX.MARN.HHZ. 2022-03-17T22:38:05.52 3.0 undecidable manual Sg 18.030001 0
IV.MESG.HHZ. 2022-03-17T22:38:04.14 3.0 undecidable manual Sg 7.27 0
IV.MSRU.HHZ. 2022-03-17T22:38:03.51 3.0 undecidable manual Sn -6.67 0
IV.MSSA.HHZ. 2022-03-17T22:37:42.17 3.0 undecidable manual Sn 0.79 0
IV.CET2.HHZ. 2022-03-17T22:37:40.83 3.0 undecidable manual Sn -6.34 0
IV.HAGA.HHZ. 2022-03-17T22:37:26.62 3.0 undecidable manual Pn -2.29 0
IV.MSRU.HHZ. 2022-03-17T22:37:20.11 3.0 undecidable manual Pn 2.61 0
IX.COL3.HHZ.02 2022-03-17T22:37:18.41 3.0 undecidable manual Sg 0.61 0
IV.MAGA.HHZ. 2022-03-17T22:37:08.09 3.0 positive manual Pn -0.88 0
IV.CELI.HHZ. 2022-03-17T22:37:05.91 3.0 undecidable manual Pn -3.61 0
IV.PAOL.HHZ. 2022-03-17T22:36:40.55 3.0 undecidable manual Pg 1.21 0
IV.RMP.HHZ. 2022-03-17T22:36:33.70 3.0 undecidable manual S -0.47 0
IV.LRP.EHZ. 2022-03-17T22:36:23.32 3.0 negative manual P -2.44 0
IV.LNSS.HHZ. 2022-03-17T22:36:22.91 0.6 undecidable manual S 315 36.0417 50 0.06 48
IV.SMA1.EHZ. 2022-03-17T22:36:21.22 0.3 undecidable manual S 357 28.4493 50 0.41 68
IV.TERO.HHZ. 2022-03-17T22:36:21.76 0.3 undecidable manual S 36 34.3434 50 -0.61 63
IV.FAGN.HHZ. 2022-03-17T22:36:19.32 0.3 undecidable manual S 123 22.3554 115 0.19 72
IV.FIAM.HHZ. 2022-03-17T22:36:18.60 0.6 undecidable manual S 239 22.755 114 -0.65 42
IV.LNSS.HHZ. 2022-03-17T22:36:18.05 0.1 undecidable manual P 315 36.0417 50 0.38 90
IV.GIGS.HHZ. 2022-03-17T22:36:18.07 0.3 undecidable manual S 64 19.9689 117 -0.3 71
IV.TERO.HHZ. 2022-03-17T22:36:17.15 0.1 undecidable manual P 36 34.3434 50 -0.24 93
IV.RM33.EHZ. 2022-03-17T22:36:17.94 0.3 undecidable manual S 323 18.7701 119 -0.09 74
IV.SMA1.EHZ. 2022-03-17T22:36:16.52 0.1 undecidable manual P 357 28.4493 50 0.04 98
IV.GIGS.HHZ. 2022-03-17T22:36:15.06 0.1 undecidable manual P 64 19.9689 117 -0.02 100
IV.RM33.EHZ. 2022-03-17T22:36:15.00 0.1 undecidable manual P 323 18.7701 119 0.12 98
IV.FIAM.HHZ. 2022-03-17T22:36:15.35 0.1 undecidable manual P 239 22.755 114 -0.24 95
IV.FAGN.HHZ. 2022-03-17T22:36:15.67 0.3 undecidable manual P 123 22.3554 115 0.15 73
MN.AQU.HNZ. 2022-03-17T22:36:14.59 0.3 undecidable manual S 118 4.6953 155 0.07 76
MN.AQU.HNZ. 2022-03-17T22:36:13.14 0.1 undecidable manual P 118 4.6953 155 0.28 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.HNN. ML:1.1 0.000095370585 0.464 AML other m 2022-03-17T22:36:17.79
IV.RM33.EHE. ML:0.8 0.000050144328000000004 0.6272 AML other m 2022-03-17T22:36:18.34
IV.RM33.HNE. ML:1.0 0.00007801454 0.6016 AML other m 2022-03-17T22:36:18.35
IV.FIAM.HHE. ML:0.7 0.000031156625 1.5648 AML other m 2022-03-17T22:36:18.01
IV.FIAM.HHN. ML:0.7 0.000027841935 0.4608 AML other m 2022-03-17T22:36:18.81
IV.RM33.EHN. ML:0.8 0.00005250101999999999 0.2176 AML other m 2022-03-17T22:36:19.24
IV.FAGN.HHN. ML:1.3 0.000123044025 0.32 AML other m 2022-03-17T22:36:20.60
IV.TERO.HNE. ML:1.5 0.00014219083500000002 0.8064 AML other m 2022-03-17T22:36:21.66
IV.TERO.HHN. ML:0.9 0.000028458155 1.168 AML other m 2022-03-17T22:36:21.66
IV.TERO.HNN. ML:1.0 0.000039321515 1.616 AML other m 2022-03-17T22:36:22.89
IV.SMA1.EHN. ML:1.2 0.00009114563 0.4224 AML other m 2022-03-17T22:36:22.55
IV.SMA1.EHE. ML:1.1 0.000058499755 0.3712 AML other m 2022-03-17T22:36:22.65
IV.FAGN.HHE. ML:1.3 0.00011939164999999999 1.5904 AML other m 2022-03-17T22:36:22.98
IV.TERO.HHE. ML:1.0 0.000038562235 0.2816 AML other m 2022-03-17T22:36:25.42
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