Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 20-02-2022 and time 05:10:10 (Italy) in region 3 km S Pescasseroli (AQ)

A magnitude ML 2.1 earthquake occured in region: 3 km S Pescasseroli (AQ), on

  • 20-02-2022 04:10:10 (UTC)
  • 20-02-2022 05:10:10 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.7840, 13.7840 at 14 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
Pescasseroli AQ 3 2203 2203
Opi AQ 4 420 2623
San Donato Val di Comino FR 9 2107 4730
Campoli Appennino FR 10 1725 6455
Alvito FR 11 2713 9168
Pescosolido FR 11 1555 10723
Villetta Barrea AQ 12 653 11376
Posta Fibreno FR 12 1139 12515
Civitella Alfedena AQ 13 296 12811
Vicalvi FR 13 783 13594
Settefrati FR 14 728 14322
Gallinaro FR 14 1269 15591
Broccostella FR 15 2741 18332
Fontechiari FR 15 1303 19635
Bisegna AQ 16 223 19858
Scanno AQ 16 1847 21705
Sora FR 16 26144 47849
Villavallelonga AQ 16 919 48768
Picinisco FR 17 1218 49986
Barrea AQ 18 726 50712
Villalago AQ 18 568 51280
Casalvieri FR 18 2698 53978
Atina FR 18 4316 58294
Balsorano AQ 18 3569 61863
Lecce nei Marsi AQ 19 1702 63565
Casalattico FR 19 574 64139
Villa Latina FR 19 1241 65380

Municipalities with at least 50000 inhabitants

An earthquake occurred to
71 Km SW of Chieti (51815 inhabitants)
71 Km SE of L'Aquila (69753 inhabitants)
81 Km E of Latina (125985 inhabitants)
84 Km SW of Pescara (121014 inhabitants)
84 Km E of Tivoli (56533 inhabitants)
84 Km E of Velletri (53303 inhabitants)
87 Km SW of Montesilvano (53738 inhabitants)
91 Km E of Guidonia Montecelio (88673 inhabitants)
91 Km NW of Caserta (76326 inhabitants)
97 Km E of Aprilia (73446 inhabitants)
97 Km NW of Aversa (53047 inhabitants)
98 Km S of Teramo (54892 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 2.1 2022-02-20
04:10:10		 41.7838 13.7837 14 2022-07-08
12:33:31		 Bollettino Sismico Italiano INGV 101209581
Reviewed
Rev100 		ML 2.2 2022-02-20
04:10:10		 41.7753 13.7852 14 2022-02-20
04:15:27		 Sala Sismica INGV-Roma 101155211
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-02-20 04:10:10 ± 0.05
Latitude 41.7838 ± 0.0027
Longitude 13.7837 ± 0.0036
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 101209581

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 330
Semi-minor axis of confidence ellipse (meter) 49
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 130
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) 46
Number of associated phases, regardless of their use for origin computation 45
Number of defining phases 45
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.03597
Epicentral distance of station farthest from the epicenter (degree) 1.16013
Number of stations at which the event was observed 28
Number of stations from which data was used for origin computation 28
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 46
Type of magnitude ML
Reference to an origin 101155211
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-02-20 04:15:27

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 31
Type of magnitude ML
Reference to an origin 101209581
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-06-13 09:35:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CERT.HHZ. 2022-02-20T04:10:32.01 0.6 undecidable manual S 286 68.6757 93 0.35 42
IV.VCEL.EHZ. 2022-02-20T04:10:32.48 0.6 undecidable manual S 4 67.8765 93 1.04 32
IV.NRCA.HHZ. 2022-02-20T04:10:31.83 0.6 undecidable manual P 335 128.7711 91 -0.27 38
IV.PAOL.HHZ. 2022-02-20T04:10:28.95 0.6 undecidable manual P 142 105.9162 92 0.36 39
IV.GIUL.HHZ. 2022-02-20T04:10:27.45 0.6 undecidable manual S 240 50.5161 94 0.65 39
IV.RDP.HHZ. 2022-02-20T04:10:26.04 0.3 undecidable manual P 269 88.8444 92 0.08 64
IV.TERO.HHZ. 2022-02-20T04:10:26.49 0.3 undecidable manual P 351 94.239 92 -0.3 60
IV.LPEL.HHZ. 2022-02-20T04:10:25.09 0.6 undecidable manual S 48 44.0226 95 0.01 47
IV.PIGN.HHZ. 2022-02-20T04:10:24.08 0.3 undecidable manual P 153 72.6717 93 0.61 57
IV.PTQR.HHZ. 2022-02-20T04:10:24.80 0.6 undecidable manual S 310 41.2254 95 0.47 43
IV.LIK.EHN.01 2022-02-20T04:10:23.69 0.6 undecidable manual S 211 36.6411 97 0.58 41
IV.LATB.EHZ. 2022-02-20T04:10:23.42 0.3 undecidable manual P 245 75.2691 92 -0.45 61
IV.GUAR.HHZ. 2022-02-20T04:10:23.88 0.6 undecidable manual S 272 39.0276 96 0.13 46
IV.VCEL.EHZ. 2022-02-20T04:10:22.65 0.1 undecidable manual P 4 67.8765 93 -0.08 89
IT.SULP.HGN. 2022-02-20T04:10:22.83 0.6 undecidable manual S 20 35.4423 97 0.03 48
IT.SULC.HNZ. 2022-02-20T04:10:22.30 0.6 undecidable manual S 18 33.1446 98 0.1 47
IV.RNI2.HHZ. 2022-02-20T04:10:22.30 0.6 undecidable manual S 106 31.8459 98 0.46 43
IV.RCAV.EHZ. 2022-02-20T04:10:22.70 0.3 undecidable manual P 276 69.6747 93 -0.31 63
IV.CERT.HHZ. 2022-02-20T04:10:22.47 0.3 undecidable manual P 286 68.6757 93 -0.39 62
IT.SULA.HNN. 2022-02-20T04:10:22.62 0.6 undecidable manual S 19 33.9438 97 0.22 46
IV.TST01.HHZ. 2022-02-20T04:10:20.12 0.3 undecidable manual P 94 50.1165 94 0.13 68
IV.GIUL.HHZ. 2022-02-20T04:10:20.04 0.1 undecidable manual P 240 50.5161 94 -0.01 93
IV.VAGA.HHZ. 2022-02-20T04:10:20.67 0.1 undecidable manual P 137 55.4001 94 -0.14 90
IV.FAGN.HHZ. 2022-02-20T04:10:20.65 0.1 undecidable manual P 343 55.8996 94 -0.24 88
IV.INTR.HHZ. 2022-02-20T04:10:20.57 0.6 undecidable manual S 22 27.1506 101 -0.04 48
IV.CERA.HHZ. 2022-02-20T04:10:20.49 0.6 undecidable manual S 137 28.3494 100 -0.44 44
IV.LRP.EHZ. 2022-02-20T04:10:19.51 0.6 undecidable manual S 227 22.2555 105 0.16 47
IV.PTQR.HHZ. 2022-02-20T04:10:18.56 0.1 positive manual P 310 41.2254 95 -0.07 93
IV.GUAR.HHZ. 2022-02-20T04:10:18.23 0.1 undecidable manual P 272 39.0276 96 -0.06 94
IV.LPEL.HHZ. 2022-02-20T04:10:18.92 0.1 positive manual P 48 44.0226 95 -0.14 92
IV.MCI.EHZ. 2022-02-20T04:10:17.02 0.1 undecidable manual P 176 32.5452 98 -0.29 91
IV.LIK.EHN.01 2022-02-20T04:10:17.94 0.1 positive manual P 211 36.6411 97 0.01 95
IT.SULP.HGN. 2022-02-20T04:10:17.53 0.1 undecidable manual P 20 35.4423 97 -0.22 91
IV.VVLD.HHZ. 2022-02-20T04:10:17.91 0.6 undecidable manual S 306 16.2726 116 0.06 49
IT.SULC.HNZ. 2022-02-20T04:10:17.30 0.1 undecidable manual P 18 33.1446 98 -0.1 94
IV.RNI2.HHZ. 2022-02-20T04:10:17.50 0.1 negative manual P 106 31.8459 98 0.31 90
IT.SULA.HNN. 2022-02-20T04:10:17.44 0.1 undecidable manual P 19 33.9438 97 -0.08 94
IV.CERA.HHZ. 2022-02-20T04:10:16.36 0.1 positive manual P 137 28.3494 100 -0.31 91
IV.POFI.HHZ. 2022-02-20T04:10:16.18 0.6 undecidable manual S 219 9.4794 137 -0.18 48
IV.INTR.HHZ. 2022-02-20T04:10:16.46 0.1 positive manual P 22 27.1506 101 -0.02 96
IV.VVLD.HHZ. 2022-02-20T04:10:15.01 0.1 positive manual P 306 16.2726 116 0.12 97
IV.LRP.EHZ. 2022-02-20T04:10:15.75 0.1 negative manual P 227 22.2555 105 0 98
IT.OPI.HGZ. 2022-02-20T04:10:15.57 0.1 undecidable manual S 102 3.996 160 -0.01 100
IV.POFI.HHZ. 2022-02-20T04:10:14.12 0.1 negative manual P 219 9.4794 137 0.09 98
IT.OPI.HGZ. 2022-02-20T04:10:13.72 0.1 negative manual P 102 3.996 160 0.14 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.POFI.HHN. ML:1.9 0.0008557939 0.2592 AML other m 2022-02-20T04:10:16.49
IV.POFI.HNN. ML:2.0 0.0009904242 0.2688 AML other m 2022-02-20T04:10:16.63
IV.POFI.HHE. ML:1.9 0.0008706523500000001 0.5792 AML other m 2022-02-20T04:10:16.79
IV.POFI.HNE. ML:2.0 0.001105733 0.3296 AML other m 2022-02-20T04:10:16.97
IV.VVLD.HNN. ML:2.1 0.00101612325 0.4224 AML other m 2022-02-20T04:10:18.44
IV.VVLD.HHN. ML:2.2 0.00123 0.62 AML other m 2022-02-20T04:10:18.44
IV.VVLD.HNE. ML:2.1 0.0010581028999999999 0.48 AML other m 2022-02-20T04:10:18.53
IV.VVLD.HHE. ML:2.2 0.0011419817999999999 0.48 AML other m 2022-02-20T04:10:18.53
IV.LRP.EHN. ML:1.9 0.00050451995 0.7616 AML other m 2022-02-20T04:10:20.24
IV.LRP.EHE. ML:2.3 0.0011459489999999998 0.9408 AML other m 2022-02-20T04:10:20.08
IV.INTR.HNE. ML:2.4 0.0011949999999999999 1.26 AML other m 2022-02-20T04:10:20.72
IV.INTR.HHE. ML:2.4 0.0012250000000000002 1.28 AML other m 2022-02-20T04:10:20.72
IV.CERA.HHE. ML:2.3 0.0010065 0.24 AML other m 2022-02-20T04:10:20.97
IV.CERA.HNE. ML:2.3 0.000962 0.24 AML other m 2022-02-20T04:10:20.98
IV.INTR.HHN. ML:2.4 0.00120732 0.2208 AML other m 2022-02-20T04:10:21.05
IV.INTR.HNN. ML:2.3 0.0011191865 0.2112 AML other m 2022-02-20T04:10:21.05
IV.CERA.HHN. ML:2.5 0.0014547265 0.3616 AML other m 2022-02-20T04:10:21.10
IV.CERA.HNN. ML:2.5 0.0014280925 0.7808 AML other m 2022-02-20T04:10:21.11
IV.GUAR.HHN. ML:2.2 0.0005380000000000001 1.52 AML other m 2022-02-20T04:10:24.22
IV.GUAR.HNN. ML:2.2 0.0005643466500000001 0.4992 AML other m 2022-02-20T04:10:24.22
IV.GUAR.HHE. ML:1.8 0.00022654635 0.4416 AML other m 2022-02-20T04:10:24.09
IV.GUAR.HNE. ML:1.8 0.0002048456 0.432 AML other m 2022-02-20T04:10:24.31
IV.PTQR.HHN. ML:1.8 0.00020201725 0.4992 AML other m 2022-02-20T04:10:25.25
IV.PTQR.HHE. ML:2.0 0.00028828180000000004 0.0992 AML other m 2022-02-20T04:10:25.22
IV.GIUL.HHN. ML:2.0 0.00023712605 0.2976 AML other m 2022-02-20T04:10:27.90
IV.CERT.HNN. ML:2.1 0.00019844689999999997 0.9024 AML other m 2022-02-20T04:10:32.56
IV.CERT.HHN. ML:1.9 0.00013547939 0.9024 AML other m 2022-02-20T04:10:32.56
IV.CERT.HHE. ML:1.6 0.000072913765 0.4 AML other m 2022-02-20T04:10:32.74
IV.VCEL.EHE. ML:2.2 0.00029653664999999997 0.3776 AML other m 2022-02-20T04:10:32.68
IV.RCAV.EHN. ML:1.8 0.00009719 0.1984 AML other m 2022-02-20T04:10:33.34
IV.TERO.HHE. ML:1.7 0.000057485935 0.6592 AML other m 2022-02-20T04:10:39.52
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
Waveforms Seismic signals in miniseed + resp format Download