Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.8 on date 25-02-2020 and time 14:40:49 (Italy) in region 8 km N Barisciano (AQ)

A magnitude ML 1.8 earthquake occured in region: 8 km N Barisciano (AQ), on

  • 25-02-2020 13:40:49 (UTC)
  • 25-02-2020 14:40:49 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.4010, 13.5860 at 18 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
Barisciano AQ 8 1828 1828
Santo Stefano di Sessanio AQ 8 111 1939
Poggio Picenze AQ 10 1136 3075
Calascio AQ 12 137 3212
Castel del Monte AQ 12 413 3625
San Demetrio ne' Vestini AQ 13 1854 5479
Isola del Gran Sasso d'Italia TE 13 4773 10252
Castelvecchio Calvisio AQ 13 153 10405
Sant'Eusanio Forconese AQ 13 394 10799
Prata d'Ansidonia AQ 14 496 11295
Carapelle Calvisio AQ 14 87 11382
San Pio delle Camere AQ 14 661 12043
Pietracamela TE 14 271 12314
Fossa AQ 14 721 13035
Castelli TE 14 1159 14194
Villa Sant'Angelo AQ 15 424 14618
Ocre AQ 16 1167 15785
L'Aquila AQ 16 69753 85538
Fagnano Alto AQ 16 418 85956
Ofena AQ 16 506 86462
Tossicia TE 17 1406 87868
Fano Adriano TE 17 296 88164
Colledara TE 17 2179 90343
Villa Santa Lucia degli Abruzzi AQ 18 123 90466
Caporciano AQ 18 230 90696
Crognaleto TE 19 1297 91993
Fontecchio AQ 19 369 92362
Castel Castagna TE 19 500 92862
Rocca di Cambio AQ 20 533 93395

Municipalities with at least 50000 inhabitants

An earthquake occurred to
16 Km E of L'Aquila (69753 inhabitants)
30 Km SW of Teramo (54892 inhabitants)
48 Km W of Montesilvano (53738 inhabitants)
48 Km W of Chieti (51815 inhabitants)
52 Km W of Pescara (121014 inhabitants)
79 Km E of Terni (111501 inhabitants)
81 Km NE of Tivoli (56533 inhabitants)
84 Km NE of Guidonia Montecelio (88673 inhabitants)
95 Km SE of Foligno (57155 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 2020-02-25
13:40:49		 42.4007 13.5857 18 2020-07-18
21:08:38		 Bollettino Sismico Italiano INGV 79661421
Reviewed
Rev100 		ML 1.9 2020-02-25
13:40:49		 42.3997 13.5908 17 2020-02-25
13:49:34		 Sala Sismica INGV-Roma 76800631
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-02-25 13:40:49 ± 0.07
Latitude 42.4007 ± 0.0036
Longitude 13.5857 ± 0.0049
Depth (km) 18 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 79661421

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 477
Semi-minor axis of confidence ellipse (meter) 77
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 232
Circular confidence region, given by single value of horizontal uncertainty (meter) 480.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 89
Number of associated phases, regardless of their use for origin computation 44
Number of defining phases 30
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.63492
Number of stations at which the event was observed 30
Number of stations from which data was used for origin computation 19
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 50
Type of magnitude ML
Reference to an origin 79661421
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-05-28 16:45:55

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 34
Type of magnitude ML
Reference to an origin 76800631
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-02-25 13:49:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.IMOL.EHZ. 2020-02-25T13:42:02.61 3.0 undecidable manual Sg 7.23 0
IV.ROSPO.HHZ. 2020-02-25T13:41:24.43 3.0 undecidable manual S 2.81 0
IV.MAON.HHZ. 2020-02-25T13:41:22.54 3.0 undecidable manual Pn 4.2 0
IV.FDMO.HHZ. 2020-02-25T13:41:15.10 3.0 undecidable manual S -0.23 0
IV.CSP1.EHZ. 2020-02-25T13:41:15.55 3.0 undecidable manual S -0.09 0
IT.LRNO.HNZ. 2020-02-25T13:41:10.34 3.0 undecidable manual P 1.23 0
IV.MC2.EHZ. 2020-02-25T13:41:10.43 3.0 undecidable manual S -0.68 0
IV.MTRA.EHZ. 2020-02-25T13:41:03.18 0.6 undecidable manual S 339 42.4242 103 -0.28 44
IV.FDMO.HHZ. 2020-02-25T13:41:03.60 3.0 positive manual P -0.08 0
IV.FIAM.HHZ. 2020-02-25T13:41:03.46 0.6 undecidable manual S 249 41.1255 104 0.34 44
IV.CSP1.EHZ. 2020-02-25T13:41:03.79 3.0 negative manual P -0.06 0
IV.GUMA.HHZ. 2020-02-25T13:41:03.33 3.0 negative manual P 0.28 0
IV.CERT.HHZ. 2020-02-25T13:41:02.01 0.6 undecidable manual P 225 70.4739 97 0.2 43
IV.OFFI.HHZ. 2020-02-25T13:41:01.12 3.0 undecidable manual P 0.66 0
IV.SMA1.EHZ. 2020-02-25T13:41:01.22 0.3 undecidable manual S 321 32.745 108 0.26 69
IV.MF5.EHZ. 2020-02-25T13:41:01.70 3.0 positive manual P 0.25 0
IV.MC2.EHZ. 2020-02-25T13:41:01.12 3.0 positive manual P -0.19 0
IV.RM33.EHZ. 2020-02-25T13:41:00.59 0.6 undecidable manual S 292 32.6451 108 -0.36 45
IV.MMO1.EHZ. 2020-02-25T13:41:00.50 3.0 negative manual P 0.16 0
IV.NRCA.HHZ. 2020-02-25T13:41:00.34 0.6 undecidable manual P 321 61.5939 98 -0.1 44
IV.LPEL.HHZ. 2020-02-25T13:41:00.18 0.6 undecidable manual P 128 62.8926 98 -0.46 41
IV.VVLD.HHZ. 2020-02-25T13:40:59.67 0.6 undecidable manual P 177 58.9965 99 -0.38 43
IV.CAMP.HHZ. 2020-02-25T13:40:58.14 0.3 undecidable manual S 316 20.868 122 0.07 73
IV.INTR.HHZ. 2020-02-25T13:40:58.44 0.3 undecidable manual P 149 50.5161 100 -0.32 66
IV.VCEL.EHZ. 2020-02-25T13:40:58.43 0.3 undecidable manual S 92 20.868 121 0.34 68
IV.T0110.HHZ. 2020-02-25T13:40:58.86 0.6 undecidable manual S 140 24.5532 116 -0.09 48
IV.LNSS.HHZ. 2020-02-25T13:40:58.58 0.3 undecidable manual P 297 49.9167 101 -0.1 68
IV.TERO.HHZ. 2020-02-25T13:40:58.89 0.3 undecidable manual S 3 24.6531 116 -0.08 72
IV.FIAM.HHZ. 2020-02-25T13:40:57.57 0.6 undecidable manual P 249 41.1255 104 0.22 45
IV.PTQR.HHZ. 2020-02-25T13:40:57.58 0.6 undecidable manual P 200 44.622 102 -0.3 44
MN.AQU.HNZ. 2020-02-25T13:40:57.30 0.3 undecidable manual S 251 15.6732 131 0.34 69
IV.MTRA.EHZ. 2020-02-25T13:40:57.50 0.3 undecidable manual P 339 42.4242 103 -0.04 70
IV.FAGN.HHZ. 2020-02-25T13:40:56.81 0.6 undecidable manual S 181 14.9739 133 -0.01 49
IV.T1299.HNN. 2020-02-25T13:40:56.68 0.3 undecidable manual P 316 35.8419 106 0.11 71
IV.SMA1.EHZ. 2020-02-25T13:40:56.15 0.3 undecidable manual P 321 32.745 108 0.05 72
IV.TERO.HHZ. 2020-02-25T13:40:55.04 0.3 undecidable manual P 3 24.6531 116 0.08 72
IV.GIGS.HHZ. 2020-02-25T13:40:55.17 0.1 undecidable manual S 350 5.8941 159 -0.28 96
IV.RM33.EHZ. 2020-02-25T13:40:55.71 0.3 undecidable manual P 292 32.6451 108 -0.38 67
MN.AQU.HNZ. 2020-02-25T13:40:54.17 0.3 undecidable manual P 251 15.6732 131 0.38 69
IV.CAMP.HHZ. 2020-02-25T13:40:54.56 0.3 undecidable manual P 316 20.868 122 0.12 72
IV.VCEL.EHZ. 2020-02-25T13:40:54.70 0.3 undecidable manual P 92 20.868 121 0.26 70
IV.T0110.HHZ. 2020-02-25T13:40:54.97 0.3 undecidable manual P 140 24.5532 116 0.03 73
IV.FAGN.HHZ. 2020-02-25T13:40:53.68 0.3 undecidable manual P 181 14.9739 133 -0.03 75
IV.GIGS.HHZ. 2020-02-25T13:40:52.95 0.1 undecidable manual P 350 5.8941 159 0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GIGS.HHN. ML:1.4 0.00022427170000000003 0.064 AML other m 2020-02-25T13:40:55.42
IV.GIGS.HHE. ML:1.6 0.0003880238 0.0768 AML other m 2020-02-25T13:40:55.44
IV.FAGN.HHE. ML:2.6 0.0030111165 0.2432 AML other m 2020-02-25T13:40:57.93
IV.FAGN.HHN. ML:2.2 0.00116093625 0.1984 AML other m 2020-02-25T13:40:57.53
IV.CAMP.HHE. ML:1.3 0.000107485855 0.1792 AML other m 2020-02-25T13:40:59.72
IV.CAMP.HHN. ML:1.6 0.00021567340000000002 0.2816 AML other m 2020-02-25T13:40:58.38
IV.VCEL.EHN. ML:2.3 0.0012237245 0.2368 AML other m 2020-02-25T13:40:58.76
IV.VCEL.EHE. ML:2.2 0.00099944385 0.16 AML other m 2020-02-25T13:40:59.97
IV.TERO.HNE. ML:2.2 0.00076061155 0.1152 AML other m 2020-02-25T13:40:59.22
IV.TERO.HHE. ML:2.1 0.0007309799500000001 0.2048 AML other m 2020-02-25T13:40:59.21
IV.TERO.HHN. ML:2.0 0.00050631815 0.1408 AML other m 2020-02-25T13:41:00.09
IV.TERO.HNN. ML:2.0 0.000518998 0.16 AML other m 2020-02-25T13:41:00.39
IV.RM33.EHE. ML:1.5 0.00013747319999999998 0.1408 AML other m 2020-02-25T13:41:01.98
IV.RM33.EHN. ML:1.5 0.000134909415 0.1984 AML other m 2020-02-25T13:41:03.04
IV.SMA1.EHE. ML:1.8 0.000256166 0.3584 AML other m 2020-02-25T13:41:03.26
IV.SMA1.EHN. ML:1.7 0.00019639429999999998 0.256 AML other m 2020-02-25T13:41:01.69
IV.MTRA.EHN. ML:2.0 0.00031495265 0.1152 AML other m 2020-02-25T13:41:04.09
IV.MTRA.EHE. ML:2.0 0.00029658525 0.2368 AML other m 2020-02-25T13:41:03.88
IV.MTRA.HNE. ML:2.0 0.00031281785000000003 0.2432 AML other m 2020-02-25T13:41:04.66
IV.MTRA.HNN. ML:2.0 0.00032322774999999997 0.1408 AML other m 2020-02-25T13:41:04.08
IV.FIAM.HHE. ML:1.0 0.00003496402 0.48 AML other m 2020-02-25T13:41:08.49
IV.FIAM.HHN. ML:1.1 0.000042128535 0.5376 AML other m 2020-02-25T13:41:09.38
IV.PTQR.HHN. ML:1.1 0.000037086545 0.2432 AML other m 2020-02-25T13:41:07.84
IV.PTQR.HHE. ML:1.1 0.000037290325 0.256 AML other m 2020-02-25T13:41:07.84
IV.INTR.HHE. ML:1.8 0.00016739524999999998 0.1792 AML other m 2020-02-25T13:41:05.45
IV.INTR.HHN. ML:1.9 0.00020953709999999996 0.1152 AML other m 2020-02-25T13:41:06.49
IV.LNSS.HNE. ML:1.7 0.00013461356999999998 0.384 AML other m 2020-02-25T13:41:12.17
IV.LNSS.HHN. ML:1.6 0.00010303245999999999 0.3008 AML other m 2020-02-25T13:41:11.72
IV.LNSS.HNN. ML:1.8 0.00014499680000000002 0.4672 AML other m 2020-02-25T13:41:16.54
IV.LNSS.HHE. ML:1.7 0.0001249028 0.1408 AML other m 2020-02-25T13:41:06.98
IV.VVLD.HHE. ML:1.3 0.0000390158 0.3776 AML other m 2020-02-25T13:41:13.48
IV.VVLD.HHN. ML:1.4 0.000052896655 0.2624 AML other m 2020-02-25T13:41:11.58
IV.LPEL.HNN. ML:2.0 0.00017429279 0.2496 AML other m 2020-02-25T13:41:09.25
IV.LPEL.HHE. ML:2.0 0.00018675675000000004 0.1856 AML other m 2020-02-25T13:41:09.46
IV.LPEL.HHN. ML:1.9 0.000154178415 0.1984 AML other m 2020-02-25T13:41:09.25
IV.LPEL.HNE. ML:2.0 0.00016423865 0.2624 AML other m 2020-02-25T13:41:09.33
IV.NRCA.HNE. ML:2.0 0.0002022654 0.1344 AML other m 2020-02-25T13:41:10.26
IV.NRCA.HNN. ML:1.9 0.0001563061 0.288 AML other m 2020-02-25T13:41:10.23
IV.NRCA.HHN. ML:1.8 0.00013133305000000001 0.16 AML other m 2020-02-25T13:41:11.32
IV.NRCA.HHE. ML:2.0 0.00021662199999999997 0.1216 AML other m 2020-02-25T13:41:09.84
IV.OFFI.HHN. ML:2.2 0.00028631439999999994 0.4608 AML other m 2020-02-25T13:41:13.04
IV.MF5.EHN. ML:1.6 0.00007302616 0.2048 AML other m 2020-02-25T13:41:13.07
IV.MF5.EHE. ML:1.6 0.00006545374 0.416 AML other m 2020-02-25T13:41:18.44
IV.GUMA.HHN. ML:2.1 0.00020112705 0.4032 AML other m 2020-02-25T13:41:18.34
IV.GUMA.HNE. ML:2.1 0.0001717384 0.224 AML other m 2020-02-25T13:41:18.10
IV.GUMA.HHE. ML:2.1 0.00018967025 0.3392 AML other m 2020-02-25T13:41:18.24
IV.FDMO.HHN. ML:1.6 0.000054120195000000004 0.2624 AML other m 2020-02-25T13:41:17.69
IV.FDMO.HHE. ML:1.6 0.000048175935 0.5376 AML other m 2020-02-25T13:41:23.33
IV.CSP1.EHN. ML:1.7 0.000068071415 0.416 AML other m 2020-02-25T13:41:20.77
IV.CSP1.EHE. ML:1.6 0.000050918145 0.1856 AML other m 2020-02-25T13:41:19.16
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