Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 23-01-2022 and time 18:46:12 (Italy) in region 2 km SE Pescasseroli (AQ)

A magnitude ML 1.1 earthquake occured in region: 2 km SE Pescasseroli (AQ), on

  • 23-01-2022 17:46:12 (UTC)
  • 23-01-2022 18:46:12 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.7910, 13.7990 at 15 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Pescasseroli AQ 2 2203 2203
Opi AQ 3 420 2623
San Donato Val di Comino FR 9 2107 4730
Villetta Barrea AQ 11 653 5383
Campoli Appennino FR 12 1725 7108
Civitella Alfedena AQ 12 296 7404
Alvito FR 12 2713 10117
Pescosolido FR 13 1555 11672
Posta Fibreno FR 14 1139 12811
Settefrati FR 14 728 13539
Scanno AQ 14 1847 15386
Gallinaro FR 15 1269 16655
Vicalvi FR 15 783 17438
Bisegna AQ 15 223 17661
Barrea AQ 16 726 18387
Villalago AQ 17 568 18955
Fontechiari FR 17 1303 20258
Broccostella FR 17 2741 22999
Villavallelonga AQ 17 919 23918
Picinisco FR 17 1218 25136
Sora FR 17 26144 51280
Lecce nei Marsi AQ 18 1702 52982
Atina FR 19 4316 57298
Casalvieri FR 19 2698 59996
Balsorano AQ 20 3569 63565
Casalattico FR 20 574 64139
Villa Latina FR 20 1241 65380

Municipalities with at least 50000 inhabitants

An earthquake occurred to
69 Km SW of Chieti (51815 inhabitants)
71 Km SE of L'Aquila (69753 inhabitants)
83 Km E of Latina (125985 inhabitants)
83 Km SW of Pescara (121014 inhabitants)
85 Km E of Tivoli (56533 inhabitants)
86 Km E of Velletri (53303 inhabitants)
86 Km SW of Montesilvano (53738 inhabitants)
91 Km NW of Caserta (76326 inhabitants)
92 Km E of Guidonia Montecelio (88673 inhabitants)
97 Km S of Teramo (54892 inhabitants)
97 Km NW of Aversa (53047 inhabitants)
98 Km E of Aprilia (73446 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
Reviewed
Rev100 		ML 1.1 2022-01-23
17:46:12		 41.791 13.7992 15 2022-01-23
17:51:12		 Sala Sismica INGV-Roma 100099461
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-01-23 17:46:12 ± 0.09
Latitude 41.7910 ± 0.0045
Longitude 13.7992 ± 0.0060
Depth (km) 15 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 100099461

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 429
Semi-minor axis of confidence ellipse (meter) 390
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 329
Circular confidence region, given by single value of horizontal uncertainty (meter) 430.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 82
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.02698
Epicentral distance of station farthest from the epicenter (degree) 0.43887
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 18
Type of magnitude ML
Reference to an origin 100099461
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-01-23 17:51:12
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MIDA.HHZ. 2022-01-23T17:46:26.41 0.6 undecidable manual S 114 41.1255 98 0.56 42
IV.LPEL.HHZ. 2022-01-23T17:46:26.29 0.3 undecidable manual S 48 42.5241 98 0.07 70
IV.INTR.HHZ. 2022-01-23T17:46:22.12 0.6 undecidable manual S 20 25.9518 106 0.24 46
IV.CERA.HHZ. 2022-01-23T17:46:22.26 0.6 undecidable manual S 140 28.0497 104 -0.16 47
IV.LRP.EHZ. 2022-01-23T17:46:21.63 0.6 undecidable manual S 228 23.754 109 0.31 46
IV.T0110.HHZ. 2022-01-23T17:46:21.21 0.6 undecidable manual P 358 48.7179 96 -0.08 46
IV.LPEL.HHZ. 2022-01-23T17:46:20.26 0.1 negative manual P 48 42.5241 98 -0.09 93
IV.VVLD.HHZ. 2022-01-23T17:46:19.73 0.6 undecidable manual S 301 16.9719 120 0.07 48
IV.MIDA.HHZ. 2022-01-23T17:46:19.89 1.0 positive manual P 114 41.1255 98 -0.24 22
IV.RNI2.HHZ. 2022-01-23T17:46:18.91 0.6 undecidable manual P 108 30.8469 103 0.34 45
IV.POFI.HHZ. 2022-01-23T17:46:18.61 0.6 undecidable manual S 222 10.878 136 0.23 47
IV.CERA.HHZ. 2022-01-23T17:46:17.82 0.6 negative manual P 140 28.0497 104 -0.34 45
IV.INTR.HHZ. 2022-01-23T17:46:17.70 0.1 undecidable manual P 20 25.9518 106 -0.15 95
IT.OPI.HGZ. 2022-01-23T17:46:17.15 0.6 undecidable manual S 122 2.997 166 -0.2 48
IV.LRP.EHZ. 2022-01-23T17:46:17.35 0.6 positive manual P 228 23.754 109 -0.17 47
IV.VVLD.HHZ. 2022-01-23T17:46:16.49 0.1 positive manual P 301 16.9719 120 -0.07 98
IV.POFI.HHZ. 2022-01-23T17:46:15.82 1.0 positive manual P 222 10.878 136 0 25
IT.OPI.HGZ. 2022-01-23T17:46:15.17 0.1 undecidable manual P 122 2.997 166 -0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.POFI.HHE. ML:0.8 0.000056824585 0.1408 AML other m 2022-01-23T17:46:20.00
IV.POFI.HHN. ML:0.7 0.000050260885000000004 0.192 AML other m 2022-01-23T17:46:21.18
IV.VVLD.HHE. ML:0.7 0.000035969335 0.2432 AML other m 2022-01-23T17:46:21.95
IV.VVLD.HHN. ML:0.9 0.000054042995 0.128 AML other m 2022-01-23T17:46:20.02
IV.LRP.EHE. ML:1.2 0.000081933985 0.2432 AML other m 2022-01-23T17:46:22.46
IV.LRP.EHN. ML:0.7 0.0000282506665 0.1152 AML other m 2022-01-23T17:46:21.88
IV.INTR.HNE. ML:1.3 0.00009487568499999999 0.6912 AML other m 2022-01-23T17:46:22.89
IV.INTR.HNN. ML:1.4 0.000136496225 0.6528 AML other m 2022-01-23T17:46:20.54
IV.INTR.HHE. ML:1.1 0.000062435325 0.0896 AML other m 2022-01-23T17:46:23.19
IV.INTR.HHN. ML:1.2 0.0000884779 0.1408 AML other m 2022-01-23T17:46:22.70
IV.CERA.HNE. ML:1.4 0.00013290425 0.2176 AML other m 2022-01-23T17:46:22.34
IV.CERA.HNN. ML:1.6 0.0001698779 0.32 AML other m 2022-01-23T17:46:22.38
IV.RNI2.HHE. ML:1.3 0.000081452405 0.1408 AML other m 2022-01-23T17:46:25.64
IV.RNI2.HHN. ML:1.2 0.000068444115 0.128 AML other m 2022-01-23T17:46:25.64
IV.MIDA.HHE. ML:0.9 0.000023246859500000002 0.2432 AML other m 2022-01-23T17:46:27.65
IV.MIDA.HHN. ML:1.1 0.000037526360000000004 0.2048 AML other m 2022-01-23T17:46:27.74
IV.LPEL.HHE. ML:1.2 0.000046173665000000006 0.1664 AML other m 2022-01-23T17:46:28.08
IV.LPEL.HHN. ML:1.2 0.00005673562 0.128 AML other m 2022-01-23T17:46:28.01
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