Earthquake with magnitude of ML 1.8 on date 20-02-2022 and time 04:34:54 (Italy) in region 2 km S Pescasseroli (AQ)

A magnitude ML 1.8 earthquake occured in region: 2 km S Pescasseroli (AQ), on

  • 20-02-2022 03:34:54 (UTC)
  • 20-02-2022 04:34:54 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.7880, 13.7880 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
Pescasseroli AQ 3 2203 2203
Opi AQ 4 420 2623
San Donato Val di Comino FR 9 2107 4730
Campoli Appennino FR 11 1725 6455
Alvito FR 12 2713 9168
Pescosolido FR 12 1555 10723
Villetta Barrea AQ 12 653 11376
Posta Fibreno FR 13 1139 12515
Civitella Alfedena AQ 13 296 12811
Settefrati FR 14 728 13539
Vicalvi FR 14 783 14322
Gallinaro FR 14 1269 15591
Bisegna AQ 15 223 15814
Scanno AQ 15 1847 17661
Broccostella FR 16 2741 20402
Fontechiari FR 16 1303 21705
Villavallelonga AQ 16 919 22624
Sora FR 16 26144 48768
Picinisco FR 17 1218 49986
Villalago AQ 17 568 50554
Barrea AQ 17 726 51280
Casalvieri FR 18 2698 53978
Lecce nei Marsi AQ 18 1702 55680
Balsorano AQ 19 3569 59249
Atina FR 19 4316 63565
Casalattico FR 19 574 64139
Villa Latina FR 20 1241 65380

Municipalities with at least 50000 inhabitants

An earthquake occurred to
70 Km SW of Chieti (51815 inhabitants)
71 Km SE of L'Aquila (69753 inhabitants)
82 Km E of Latina (125985 inhabitants)
83 Km SW of Pescara (121014 inhabitants)
84 Km E of Tivoli (56533 inhabitants)
85 Km E of Velletri (53303 inhabitants)
86 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)
97 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 1.8 2022-02-20
03:34:54
41.7875 13.7877 15 2022-07-08
12:33:31
Bollettino Sismico Italiano INGV 101207371
Reviewed
Rev100
ML 1.8 2022-02-20
03:34:54
41.7818 13.7893 15 2022-02-20
03:41:52
Sala Sismica INGV-Roma 101154491
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-02-20 03:34:54 ± 0.06
Latitude 41.7875 ± 0.0036
Longitude 13.7877 ± 0.0048
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 101207371

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 379
Semi-minor axis of confidence ellipse (meter) 119
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 301
Circular confidence region, given by single value of horizontal uncertainty (meter) 380.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 59
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 35
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.60794
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 28
Type of magnitude ML
Reference to an origin 101207371
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-06-13 09:15:01

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 40
Type of magnitude ML
Reference to an origin 101154491
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-02-20 03:41:52
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHZ. 2022-02-20T03:35:16.37 3.0 undecidable manual P 1.74 0
IV.GIUL.HHZ. 2022-02-20T03:35:10.54 0.6 undecidable manual S 240 51.0156 96 0.33 44
IV.LPEL.HHZ. 2022-02-20T03:35:08.24 0.6 undecidable manual S 48 43.5231 97 0 47
IV.PTQR.HHZ. 2022-02-20T03:35:08.02 0.3 undecidable manual S 309 41.2254 98 0.4 66
IV.LIK.EHN.01 2022-02-20T03:35:07.20 0.6 undecidable manual S 211 37.1295 99 0.65 41
IV.GUAR.HHZ. 2022-02-20T03:35:07.16 0.6 undecidable manual S 271 39.3273 98 0.03 47
IV.RNI2.HHZ. 2022-02-20T03:35:06.35 0.3 undecidable manual S 107 31.6461 101 1.25 47
IT.SULP.HGN. 2022-02-20T03:35:06.04 0.3 undecidable manual S 19 34.9428 100 0.06 71
IV.SGG.HHZ. 2022-02-20T03:35:05.82 0.3 undecidable manual P 132 66.1893 94 0.07 67
IT.SULC.HNZ. 2022-02-20T03:35:05.48 0.3 undecidable manual S 18 32.6451 101 0.1 71
IT.SULA.HNN. 2022-02-20T03:35:05.80 0.3 undecidable manual S 19 33.4443 100 0.22 69
IV.VCEL.EHZ. 2022-02-20T03:35:05.94 0.1 undecidable manual P 4 67.4769 94 0 90
IV.GIUL.HHZ. 2022-02-20T03:35:03.31 0.1 undecidable manual P 240 51.0156 96 -0.09 91
IV.FAGN.HHZ. 2022-02-20T03:35:03.83 0.1 undecidable manual P 342 55.5999 95 -0.29 87
IV.LRP.EHZ. 2022-02-20T03:35:03.16 0.3 undecidable manual S 227 22.755 109 0.34 68
IV.VAGA.HHZ. 2022-02-20T03:35:03.90 0.3 undecidable manual P 138 55.5 95 -0.19 66
IV.CERA.HHZ. 2022-02-20T03:35:03.82 0.3 undecidable manual S 138 28.4493 103 -0.45 66
IV.INTR.HHZ. 2022-02-20T03:35:03.84 0.3 undecidable manual S 21 26.6511 105 0.03 73
IV.LPEL.HHZ. 2022-02-20T03:35:02.15 0.3 undecidable manual P 48 43.5231 97 -0.11 69
IV.VVLD.HHZ. 2022-02-20T03:35:01.19 0.3 undecidable manual S 304 16.3725 120 -0.07 73
IV.PTQR.HHZ. 2022-02-20T03:35:01.86 0.1 positive manual P 309 41.2254 98 -0.05 94
IV.GUAR.HHZ. 2022-02-20T03:35:01.54 0.1 undecidable manual P 271 39.3273 98 -0.08 93
IV.LIK.EHN.01 2022-02-20T03:35:01.20 0.1 positive manual P 211 37.1295 99 -0.09 94
IT.SULC.HNZ. 2022-02-20T03:35:00.59 0.3 undecidable manual P 18 32.6451 101 -0.02 72
IT.SULA.HNN. 2022-02-20T03:35:00.71 0.1 positive manual P 19 33.4443 100 -0.02 96
IV.RNI2.HHZ. 2022-02-20T03:35:00.75 0.1 undecidable manual P 107 31.6461 101 0.3 91
IV.MCI.EHZ. 2022-02-20T03:35:00.32 0.1 undecidable manual P 176 32.9448 101 -0.33 90
IT.SULP.HGN. 2022-02-20T03:35:00.86 0.1 undecidable manual P 19 34.9428 100 -0.1 94
IV.POFI.HHZ. 2022-02-20T03:34:59.75 0.3 undecidable manual S 219 9.9789 138 -0.19 73
IV.CERA.HHZ. 2022-02-20T03:34:59.67 0.1 positive manual P 138 28.4493 103 -0.3 91
IV.INTR.HHZ. 2022-02-20T03:34:59.72 0.1 positive manual P 21 26.6511 105 0.01 97
IV.LRP.EHZ. 2022-02-20T03:34:59.07 0.1 negative manual P 227 22.755 109 -0.07 96
IV.VVLD.HHZ. 2022-02-20T03:34:58.28 0.1 positive manual P 304 16.3725 120 0.05 98
IT.OPI.HGZ. 2022-02-20T03:34:58.88 0.3 undecidable manual S 109 3.6963 163 -0.23 73
IT.OPI.HGZ. 2022-02-20T03:34:57.03 0.1 negative manual P 109 3.6963 163 0.04 100
IV.POFI.HHZ. 2022-02-20T03:34:57.42 0.1 negative manual P 219 9.9789 138 -0.05 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.POFI.HHN. ML:1.6 0.00035343425 0.3392 AML other m 2022-02-20T03:34:59.96
IV.POFI.HNN. ML:1.6 0.00036700255 0.3184 AML other m 2022-02-20T03:34:59.96
IV.POFI.HHE. ML:1.4 0.00024261484999999998 0.16 AML other m 2022-02-20T03:34:59.88
IV.POFI.HNE. ML:1.4 0.00025925005 0.2992 AML other m 2022-02-20T03:34:59.96
IV.VVLD.HHN. ML:1.8 0.00050271685 0.5808 AML other m 2022-02-20T03:35:01.91
IV.VVLD.HNN. ML:1.8 0.000456 0.22 AML other m 2022-02-20T03:35:01.91
IV.VVLD.HHE. ML:1.8 0.000491 0.12 AML other m 2022-02-20T03:35:01.90
IV.VVLD.HNE. ML:1.8 0.00049099505 0.1088 AML other m 2022-02-20T03:35:01.90
IV.LRP.EHE. ML:1.8 0.00035703815 0.24 AML other m 2022-02-20T03:35:03.37
IV.LRP.EHN. ML:1.4 0.00016339515 0.4208 AML other m 2022-02-20T03:35:03.78
IV.INTR.HHE. ML:1.9 0.000386 1.3 AML other m 2022-02-20T03:35:03.32
IV.INTR.HNE. ML:1.8 0.00029943704999999996 0.2592 AML other m 2022-02-20T03:35:03.98
IV.INTR.HHN. ML:1.9 0.0003929246 0.2 AML other m 2022-02-20T03:35:04.01
IV.INTR.HNN. ML:1.9 0.00040164115 0.24 AML other m 2022-02-20T03:35:04.13
IV.CERA.HNE. ML:2.1 0.0006925 0.26 AML other m 2022-02-20T03:35:04.16
IV.CERA.HHE. ML:2.2 0.000726 0.24 AML other m 2022-02-20T03:35:04.17
IV.CERA.HHN. ML:2.2 0.0007841437499999999 0.36 AML other m 2022-02-20T03:35:04.38
IV.CERA.HNN. ML:2.2 0.0007629756 0.3696 AML other m 2022-02-20T03:35:04.38
IV.RNI2.HHE. ML:2.1 0.00050318905 0.1408 AML other m 2022-02-20T03:35:06.90
IV.RNI2.HNE. ML:2.0 0.00044341675 0.1296 AML other m 2022-02-20T03:35:06.90
IV.GUAR.HHN. ML:1.6 0.00013190180000000003 0.4992 AML other m 2022-02-20T03:35:07.50
IV.GUAR.HHE. ML:1.6 0.0001210262 0.28 AML other m 2022-02-20T03:35:07.44
IV.PTQR.HHE. ML:1.5 0.00011120290999999999 0.8 AML other m 2022-02-20T03:35:08.66
IV.LPEL.HHE. ML:1.6 0.0001284747 0.3616 AML other m 2022-02-20T03:35:08.65
IV.LPEL.HHN. ML:1.7 0.000158405315 0.4192 AML other m 2022-02-20T03:35:08.61
IV.PTQR.HHN. ML:1.7 0.00015900000000000002 0.48 AML other m 2022-02-20T03:35:08.72
IV.GIUL.HHE. ML:1.3 0.000048646545 0.1408 AML other m 2022-02-20T03:35:11.36
IV.GIUL.HHN. ML:1.5 0.00007718753 0.2192 AML other m 2022-02-20T03:35:11.59
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