Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 21-06-2017 and time 12:31:43 (UTC) in region 1 km E Fagnano Alto (AQ)

A magnitude ML 2.2 earthquake occured in region: 1 km E Fagnano Alto (AQ), on

  • 21-06-2017 12:31:43 (UTC)
  • 21-06-2017 14:31:43 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.25, 13.59 at 9 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
Fagnano Alto AQ 1 418 418
Fontecchio AQ 3 369 787
Prata d'Ansidonia AQ 3 496 1283
Villa Sant'Angelo AQ 4 424 1707
San Demetrio ne' Vestini AQ 4 1854 3561
Sant'Eusanio Forconese AQ 6 394 3955
San Pio delle Camere AQ 7 661 4616
Tione degli Abruzzi AQ 7 310 4926
Caporciano AQ 7 230 5156
Rocca di Mezzo AQ 8 1526 6682
Rocca di Cambio AQ 8 533 7215
Barisciano AQ 8 1828 9043
Poggio Picenze AQ 8 1136 10179
Fossa AQ 9 721 10900
Carapelle Calvisio AQ 10 87 10987
Ocre AQ 10 1167 12154
Castelvecchio Calvisio AQ 11 153 12307
Santo Stefano di Sessanio AQ 11 111 12418
Calascio AQ 12 137 12555
Navelli AQ 12 554 13109
Secinaro AQ 14 359 13468
Acciano AQ 14 327 13795
Ovindoli AQ 15 1227 15022
Capestrano AQ 15 884 15906
Collepietro AQ 17 237 16143
Ofena AQ 17 506 16649
Gagliano Aterno AQ 17 254 16903
Molina Aterno AQ 17 386 17289
Castel del Monte AQ 17 413 17702
San Benedetto in Perillis AQ 17 113 17815
Castelvecchio Subequo AQ 18 982 18797
Villa Santa Lucia degli Abruzzi AQ 18 123 18920
L'Aquila AQ 19 69753 88673
Celano AQ 19 11017 99690
Aielli AQ 19 1475 101165

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km SE of L'Aquila (69753 inhabitants)
46 Km S of Teramo (54892 inhabitants)
49 Km W of Chieti (51815 inhabitants)
55 Km SW of Montesilvano (53738 inhabitants)
57 Km W of Pescara (121014 inhabitants)
73 Km E of Tivoli (56533 inhabitants)
76 Km E of Guidonia Montecelio (88673 inhabitants)
84 Km E of Terni (111501 inhabitants)
92 Km NE of Velletri (53303 inhabitants)
99 Km E of Roma (2864731 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 2.2 2017-06-21
12:31:43		 42.25 13.59 9 2019-03-25
14:06:50		 Bollettino Sismico Italiano INGV 63282731
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-06-21 12:31:43 ± 0.08
Latitude 42.25 ± 0.01
Longitude 13.59 ± 0.01
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 63282731

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1111
Semi-minor axis of confidence ellipse (meter) 407
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 18
Circular confidence region, given by single value of horizontal uncertainty (meter) 1110
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 106
Number of associated phases, regardless of their use for origin computation 55
Number of defining phases 18
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
Epicentral distance of station farthest from the epicenter (degree) 0.78781
Number of stations at which the event was observed 48
Number of stations from which data was used for origin computation 13
Magnitude information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 15
Type of magnitude ML
Reference to an origin 63282731
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-11-22 11:41:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.EUCT.HNZ. 2017-06-21T12:33:28.98 3.0 undecidable manual Sn 4.55 0
IV.LEOD.HNZ. 2017-06-21T12:33:21.09 3.0 undecidable manual Sn 4.43 0
GU.GRAM.HHZ. 2017-06-21T12:33:01.24 3.0 undecidable manual Sn 0.33 0
IV.MTSN.HHZ. 2017-06-21T12:32:57.80 3.0 undecidable manual Sn -0.32 0
GU.POPM.HHZ. 2017-06-21T12:32:50.42 3.0 undecidable manual Sg 5.76 0
GU.RNCA.HHZ. 2017-06-21T12:32:47.52 3.0 undecidable manual Pg 13.57 0
IV.SARZ.HHZ. 2017-06-21T12:32:32.85 3.0 positive manual Pn -4.27 0
IV.BRSN.EHZ. 2017-06-21T12:32:31.82 3.0 undecidable manual Sn -1.84 0
IV.EL6.EHZ. 2017-06-21T12:32:06.33 3.0 undecidable manual Sg 1.13 0
IV.ASSB.HHZ. 2017-06-21T12:32:02.35 3.0 undecidable manual Sg -0.66 0
IV.MGAB.HHZ. 2017-06-21T12:32:00.43 3.0 negative manual Pg 4.19 0
IV.MIDA.HHZ. 2017-06-21T12:31:58.93 0.3 undecidable manual P 141 0.7878 50 -0.05 66
IV.T1219.EHZ. 2017-06-21T12:31:57.20 3.0 undecidable manual Sn -2.09 0
IV.FIAM.HHN. 2017-06-21T12:31:57.49 0.6 undecidable manual S 272 0.3471 50 0.51 44
IV.PE3.EHZ. 2017-06-21T12:31:57.17 3.0 undecidable manual Pn -3.39 0
IV.RNI2.HNE. 2017-06-21T12:31:57.60 1.0 undecidable manual P 142 0.6934 50 0.25 22
IV.INTR.HHZ. 2017-06-21T12:31:57.11 0.6 undecidable manual S 136 0.3381 50 0.39 45
IV.CERA.HHZ. 2017-06-21T12:31:57.69 0.3 undecidable manual P 154 0.7302 50 -0.3 64
IV.FOSV.EHZ. 2017-06-21T12:31:55.39 3.0 undecidable manual Pg 0.92 0
IV.CING.HHZ. 2017-06-21T12:31:55.44 3.0 undecidable manual Pg 1.35 0
IV.CERT.HHZ. 2017-06-21T12:31:54.75 0.3 undecidable manual P 236 0.5423 50 -0.03 70
IV.EL6.EHZ. 2017-06-21T12:31:54.65 3.0 negative manual Pg 1.02 0
IV.GUAR.HHN. 2017-06-21T12:31:54.82 0.6 undecidable manual P 204 0.5027 50 0.72 39
IV.POFI.HHZ. 2017-06-21T12:31:54.87 0.3 undecidable manual P 170 0.545 50 0.05 70
IV.LPEL.HHZ. 2017-06-21T12:31:53.53 0.3 undecidable manual P 115 0.4883 50 -0.32 67
IV.VCEL.EHZ. 2017-06-21T12:31:53.91 0.6 undecidable manual S 53 0.2338 110 0.45 46
IV.ASSB.HHZ. 2017-06-21T12:31:52.69 3.0 undecidable manual Pg 0.29 0
IV.MOMA.HHZ. 2017-06-21T12:31:51.23 3.0 negative manual Pg -0.16 0
MN.AQU.HHZ. 2017-06-21T12:31:51.17 0.6 undecidable manual S 307 0.1673 117 0.09 50
IV.FIAM.HHN. 2017-06-21T12:31:51.13 0.6 undecidable manual P 272 0.3471 50 -0.31 46
IV.INTR.HHZ. 2017-06-21T12:31:51.19 0.1 negative manual P 136 0.3381 50 -0.09 96
IV.T0110.HHZ. 2017-06-21T12:31:50.38 0.6 undecidable manual S 100 0.143 121 0.12 50
IV.OFFI.HHZ. 2017-06-21T12:31:50.65 3.0 negative manual Pg 1.99 0
IV.CESX.HHZ. 2017-06-21T12:31:50.53 3.0 negative manual Pg -0.07 0
IV.PTQR.HHZ. 2017-06-21T12:31:49.90 0.3 undecidable manual P 211 0.2698 50 -0.22 71
IV.FDMO.HHZ. 2017-06-21T12:31:49.31 3.0 positive manual Pg -0.26 0
IV.VCEL.EHZ. 2017-06-21T12:31:49.10 0.3 undecidable manual P 53 0.2338 110 -0.31 71
IV.ARRO.EHZ. 2017-06-21T12:31:48.19 3.0 positive manual Pg -0.11 0
IV.T1256.HHZ. 2017-06-21T12:31:48.54 3.0 positive manual Pg -0.04 0
IV.T1216.EHZ. 2017-06-21T12:31:48.90 3.0 positive manual Pg 1.09 0
IV.CESI.HHZ. 2017-06-21T12:31:48.52 3.0 undecidable manual P -1.71 0
IV.SNTG.HHZ. 2017-06-21T12:31:48.87 3.0 undecidable manual P -4.3 0
IV.GIGS.HHZ. 2017-06-21T12:31:47.13 3.0 undecidable manual P 2.01 0
IV.T0110.HHZ. 2017-06-21T12:31:47.66 0.1 undecidable manual P 100 0.143 121 0.1 100
IV.MC2.EHZ. 2017-06-21T12:31:47.09 3.0 positive manual P -0.07 0
MN.AQU.HHZ. 2017-06-21T12:31:47.90 0.3 undecidable manual P 307 0.1673 117 -0.14 74
IV.T1211.EHZ. 2017-06-21T12:31:47.27 3.0 positive manual Pg 0.02 0
IV.NRCA.HHZ. 2017-06-21T12:31:45.95 3.0 positive manual Pn -0.46 0
IV.MMO1.EHZ. 2017-06-21T12:31:45.23 3.0 positive manual P -1.47 0
IV.T1247.HHZ. 2017-06-21T12:31:45.76 3.0 negative manual Pg 1.54 0
IV.T1214.HNZ. 2017-06-21T12:31:45.50 3.0 undecidable manual P 0.5 0
IV.RM33.EHZ. 2017-06-21T12:31:44.28 3.0 positive manual P 0.3 0
IV.LNSS.HHZ. 2017-06-21T12:31:44.59 3.0 undecidable manual P -0.59 0
IV.T1218.HNZ. 2017-06-21T12:31:43.95 3.0 positive manual P -0.82 0
IV.T1299.HNZ. 2017-06-21T12:31:43.04 3.0 negative manual P -0.64 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.T0110.HHE. ML:2.5 0.0029707155 0.3776 AML other m 2017-06-21T12:31:56.23
IV.T0110.HHN. ML:2.5 0.002940863 1.5776 AML other m 2017-06-21T12:31:52.19
MN.AQU.HLN. ML:2.2 0.00142819655 0.5568 AML other m 2017-06-21T12:31:53.86
MN.AQU.HHE. ML:2.3 0.001708492 0.4352 AML other m 2017-06-21T12:31:54.37
MN.AQU.HHN. ML:2.2 0.001205618 0.2368 AML other m 2017-06-21T12:31:53.16
MN.AQU.HLE. ML:2.3 0.0017840295 0.4352 AML other m 2017-06-21T12:31:54.37
IV.VCEL.EHN. ML:2.4 0.00159096 0.32 AML other m 2017-06-21T12:31:57.32
IV.VCEL.EHE. ML:2.4 0.001506116 0.544 AML other m 2017-06-21T12:32:02.08
IV.PTQR.HHN. ML:1.8 0.000282443 0.3584 AML other m 2017-06-21T12:31:56.80
IV.PTQR.HHE. ML:1.7 0.0002651963 0.4608 AML other m 2017-06-21T12:32:01.87
IV.INTR.HNN. ML:0 3.665683E-7 1.056 AML other m 2017-06-21T12:32:08.60
IV.INTR.HHN. ML:2.2 0.00064451685 1.0816 AML other m 2017-06-21T12:32:08.59
IV.LPEL.HHN. ML:2 0.00026533035 0.1984 AML other m 2017-06-21T12:32:04.83
IV.LPEL.HHE. ML:2.1 0.00030063645 1.5968 AML other m 2017-06-21T12:32:07.80
IV.POFI.HHN. ML:1.6 7.9436135E-5 0.4224 AML other m 2017-06-21T12:32:11.56
IV.POFI.HHE. ML:1.8 0.0001148052 0.7232 AML other m 2017-06-21T12:32:07.21
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download