Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.3 on date 10-02-2020 and time 12:10:32 (UTC) in region 2 km SE Introdacqua (AQ)

A magnitude ML 2.3 earthquake occured in region: 2 km SE Introdacqua (AQ), on

  • 10-02-2020 12:10:32 (UTC)
  • 10-02-2020 13:10:32 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.9910, 13.9180 at 19 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
Introdacqua AQ 3 2126 2126
Pettorano sul Gizio AQ 4 1376 3502
Bugnara AQ 6 1125 4627
Sulmona AQ 6 24557 29184
Cansano AQ 8 274 29458
Rocca Pia AQ 8 178 29636
Villalago AQ 9 568 30204
Pacentro AQ 9 1174 31378
Anversa degli Abruzzi AQ 9 341 31719
Prezza AQ 10 945 32664
Scanno AQ 10 1847 34511
Campo di Giove AQ 11 803 35314
Pratola Peligna AQ 13 7577 42891
Cocullo AQ 13 230 43121
Roccacasale AQ 15 693 43814
Bisegna AQ 15 223 44037
Raiano AQ 15 2815 46852
Goriano Sicoli AQ 16 569 47421
Ortona dei Marsi AQ 16 542 47963
Corfinio AQ 16 1051 49014
Pescocostanzo AQ 17 1128 50142
Vittorito AQ 17 873 51015
Sant'Eufemia a Maiella PE 18 278 51293
Rivisondoli AQ 18 700 51993
Palena CH 18 1392 53385
Gioia dei Marsi AQ 19 1989 55374
Caramanico Terme PE 20 1929 57303

Municipalities with at least 50000 inhabitants

An earthquake occurred to
45 Km SW of Chieti (51815 inhabitants)
58 Km SW of Pescara (121014 inhabitants)
59 Km SE of L'Aquila (69753 inhabitants)
61 Km SW of Montesilvano (53738 inhabitants)
76 Km S of Teramo (54892 inhabitants)
93 Km E of Tivoli (56533 inhabitants)
98 Km E of Guidonia Montecelio (88673 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 2.3 2020-02-10
12:10:32		 41.9912 13.9183 19 2020-07-18
21:08:26		 Bollettino Sismico Italiano INGV 77234551
Reviewed
Rev100 		ML 2.3 2020-02-10
12:10:31		 41.9917 13.9258 20 2020-02-10
12:18:53		 Sala Sismica INGV-Roma 76401941
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-02-10 12:10:32 ± 0.1
Latitude 41.9912 ± 0.0036
Longitude 13.9183 ± 0.0060
Depth (km) 19 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 77234551

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 424
Semi-minor axis of confidence ellipse (meter) 390
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 47
Circular confidence region, given by single value of horizontal uncertainty (meter) 420.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 70
Number of associated phases, regardless of their use for origin computation 42
Number of defining phases 32
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.69697
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 18
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations 34
Type of magnitude ML
Reference to an origin 76401941
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-02-10 12:18:53

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations 36
Type of magnitude ML
Reference to an origin 77234551
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-03-13 09:06:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MILZ.HHZ. 2020-02-10T12:12:25.05 3.0 undecidable manual Sg 8.93 0
CR.STON.BHZ. 2020-02-10T12:11:56.80 3.0 undecidable manual Sn 1.07 0
IV.RIBO.EHZ.01 2020-02-10T12:11:49.25 3.0 undecidable manual Sg 9.3 0
IV.RIBO.EHZ.01 2020-02-10T12:11:15.46 3.0 positive manual Pg 5.13 0
IV.APEC.HHZ. 2020-02-10T12:11:07.93 3.0 positive manual Pg 2.92 0
IV.AOI.HHZ. 2020-02-10T12:11:00.49 3.0 undecidable manual Pg -0.11 0
IV.VIVA.HHZ. 2020-02-10T12:10:58.99 3.0 undecidable manual S -3.5 0
IV.PTRJ.HNZ. 2020-02-10T12:10:57.24 3.0 undecidable manual S -1.92 0
IV.MNTT.EHZ. 2020-02-10T12:10:55.21 3.0 negative manual P 1.22 0
IV.RM33.EHZ. 2020-02-10T12:10:49.42 3.0 undecidable manual P 0
IV.LRP.EHZ. 2020-02-10T12:10:47.48 0.1 undecidable manual S 216 47.0196 104 0.21 91
IV.MIDA.HHZ. 2020-02-10T12:10:47.88 0.3 undecidable manual S 144 47.619 103 0.44 64
IV.PTQR.HHZ. 2020-02-10T12:10:46.60 0.1 undecidable manual S 275 42.8238 105 0.41 87
IV.CERA.HHZ. 2020-02-10T12:10:46.94 0.3 undecidable manual S 169 44.4222 105 0.34 66
IV.FAGN.HHZ. 2020-02-10T12:10:46.05 0.1 undecidable manual S 318 41.0256 106 0.31 88
IV.CERT.HHZ. 2020-02-10T12:10:45.08 0.3 undecidable manual P 267 77.367 97 -0.35 61
IV.GIUL.HHZ. 2020-02-10T12:10:44.43 0.1 undecidable manual P 229 72.9714 98 -0.32 83
IV.POFI.HHZ. 2020-02-10T12:10:44.10 0.1 undecidable manual S 209 34.8429 110 -0.05 93
IV.RNI2.HHZ. 2020-02-10T12:10:44.68 0.3 undecidable manual S 149 37.3293 108 -0.1 69
IV.VAGA.HHZ. 2020-02-10T12:10:44.56 0.1 undecidable manual P 158 68.9754 98 0.41 82
IV.T0110.HHZ. 2020-02-10T12:10:42.82 0.1 undecidable manual S 336 28.9488 115 0.13 93
IV.TRIV.HHZ. 2020-02-10T12:10:42.94 0.1 undecidable manual P 115 57.7977 100 0.49 82
IT.OPI.HGZ. 2020-02-10T12:10:41.62 0.1 undecidable manual S 197 24.9528 119 -0.12 93
IV.MIDA.HHZ. 2020-02-10T12:10:40.64 0.1 negative manual P 144 47.619 103 -0.27 88
IV.PTQR.HHZ. 2020-02-10T12:10:40.16 0.1 undecidable manual P 275 42.8238 105 -0.03 93
IV.LPEL.HHZ. 2020-02-10T12:10:40.95 0.1 undecidable manual S 74 22.6551 122 -0.28 93
IV.CERA.HHZ. 2020-02-10T12:10:40.25 0.1 undecidable manual P 169 44.4222 105 -0.18 90
IV.LRP.EHZ. 2020-02-10T12:10:40.57 0.1 positive manual P 216 47.0196 104 -0.25 88
IV.FAGN.HHZ. 2020-02-10T12:10:39.65 0.1 undecidable manual P 318 41.0256 106 -0.28 89
IV.RNI2.HHZ. 2020-02-10T12:10:39.60 0.1 undecidable manual P 149 37.3293 108 0.22 91
IT.SULC.HNZ. 2020-02-10T12:10:38.70 0.1 undecidable manual S 355 8.5803 152 0.08 98
IT.SULA.HNZ. 2020-02-10T12:10:38.88 0.1 undecidable manual S 359 9.0798 151 0.19 96
IV.T0110.HHZ. 2020-02-10T12:10:38.10 0.1 positive manual P 336 28.9488 115 -0.07 96
IV.POFI.HHZ. 2020-02-10T12:10:38.86 0.1 positive manual P 209 34.8429 110 -0.16 92
IT.SULP.HGZ. 2020-02-10T12:10:38.84 0.1 undecidable manual S 4 10.4784 147 -0.03 99
IT.OPI.HGZ. 2020-02-10T12:10:37.50 0.1 positive manual P 197 24.9528 119 -0.12 94
IV.INTR.HHZ. 2020-02-10T12:10:37.95 0.1 undecidable manual S 333 2.4975 171 -0.17 97
IV.LPEL.HHZ. 2020-02-10T12:10:37.08 0.1 negative manual P 74 22.6551 122 -0.25 93
IT.SULP.HGZ. 2020-02-10T12:10:35.87 0.1 negative manual P 4 10.4784 147 -0.1 98
IT.SULC.HNZ. 2020-02-10T12:10:35.82 0.1 negative manual P 355 8.5803 152 0 100
IT.SULA.HNZ. 2020-02-10T12:10:35.89 0.1 negative manual P 359 9.0798 151 0.03 99
IV.INTR.HHZ. 2020-02-10T12:10:35.58 0.1 negative manual P 333 2.4975 171 0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.INTR.HHN. ML:2.8 0.006185 0.94 AML other m 2020-02-10T12:10:38.88
IV.INTR.HHE. ML:2.4 0.00246 0.26 AML other m 2020-02-10T12:10:39.18
IV.LPEL.HNE. ML:2.5 0.001785 0.3 AML other m 2020-02-10T12:10:41.71
IV.LPEL.HHE. ML:2.6 0.00189 0.3 AML other m 2020-02-10T12:10:41.71
IV.LPEL.HNN. ML:2.6 0.002065 0.16 AML other m 2020-02-10T12:10:42.37
IV.LPEL.HHN. ML:2.6 0.0021349999999999997 0.14 AML other m 2020-02-10T12:10:42.38
IV.T0110.HHE. ML:2.6 0.00185 0.36 AML other m 2020-02-10T12:10:43.29
IV.T0110.HHN. ML:2.6 0.00177 0.34 AML other m 2020-02-10T12:10:43.81
IV.POFI.HHN. ML:2.2 0.0005705 1.24 AML other m 2020-02-10T12:10:44.17
IV.POFI.HNN. ML:2.3 0.0006905 1.24 AML other m 2020-02-10T12:10:44.18
IV.POFI.HHE. ML:2.3 0.0006630000000000001 0.54 AML other m 2020-02-10T12:10:44.96
IV.POFI.HNE. ML:2.3 0.000737 0.56 AML other m 2020-02-10T12:10:44.97
IV.RNI2.HHE. ML:2.3 0.0007095000000000001 0.18 AML other m 2020-02-10T12:10:46.55
IV.RNI2.HNE. ML:2.3 0.0006635 0.18 AML other m 2020-02-10T12:10:46.55
IV.CERA.HNN. ML:2.2 0.0005265 1.48 AML other m 2020-02-10T12:10:47.88
IV.FAGN.HHE. ML:2.3 0.0006965 0.22 AML other m 2020-02-10T12:10:47.04
IV.RNI2.HHN. ML:2.2 0.0006335000000000001 0.88 AML other m 2020-02-10T12:10:47.56
IV.RNI2.HNN. ML:2.2 0.000616 0.9 AML other m 2020-02-10T12:10:47.57
IV.CERA.HHN. ML:2.2 0.0004955000000000001 0.38 AML other m 2020-02-10T12:10:47.88
IV.LRP.EHE. ML:2.2 0.0004115 0.34 AML other m 2020-02-10T12:10:47.81
IV.LRP.EHN. ML:1.9 0.00020700000000000002 0.28 AML other m 2020-02-10T12:10:48.01
IV.FAGN.HHN. ML:2.4 0.0007875000000000001 0.3 AML other m 2020-02-10T12:10:48.66
IV.CERA.HHE. ML:2.2 0.000474 0.26 AML other m 2020-02-10T12:10:48.96
IV.MIDA.HNE. ML:2.2 0.0004275 0.2 AML other m 2020-02-10T12:10:50.36
IV.MIDA.HHE. ML:2.3 0.0004975 0.36 AML other m 2020-02-10T12:10:50.34
IV.MIDA.HNN. ML:2.3 0.000482 0.66 AML other m 2020-02-10T12:10:50.34
IV.MIDA.HHN. ML:2.2 0.000435 0.2 AML other m 2020-02-10T12:10:50.36
IV.PTQR.HHE. ML:1.6 0.000125 1.62 AML other m 2020-02-10T12:10:51.03
IV.PTQR.HHN. ML:1.7 0.000134 0.84 AML other m 2020-02-10T12:10:51.18
IV.CERA.HNE. ML:2.2 0.000503 1.58 AML other m 2020-02-10T12:10:52.81
IV.VAGA.HHE. ML:1.9 0.00013550000000000001 1 AML other m 2020-02-10T12:10:57.69
IV.VAGA.HNE. ML:1.9 0.000129 1 AML other m 2020-02-10T12:10:57.69
IV.VAGA.HHN. ML:2.2 0.00023199999999999997 0.28 AML other m 2020-02-10T12:10:58.75
IV.VAGA.HNN. ML:2.1 0.00022499999999999997 0.28 AML other m 2020-02-10T12:10:58.75
IV.CERT.HHN. ML:2.0 0.00014049999999999997 0.98 AML other m 2020-02-10T12:11:02.63
IV.CERT.HHE. ML:2.2 0.00023999999999999998 0.58 AML other m 2020-02-10T12:11:02.49
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