Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 14-10-2020 and time 21:22:42 (Italy) in region 3 km E Roccafluvione (AP)

A magnitude ML 2.2 earthquake occured in region: 3 km E Roccafluvione (AP), on

  • 14-10-2020 19:22:42 (UTC)
  • 14-10-2020 21:22:42 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8560, 13.5100 at 23 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
Roccafluvione AP 3 2010 2010
Venarotta AP 3 2066 4076
Ascoli Piceno AP 6 49407 53483
Palmiano AP 7 196 53679
Folignano AP 11 9241 62920
Rotella AP 12 906 63826
Force AP 12 1354 65180
Acquasanta Terme AP 13 2916 68096
Castignano AP 13 2796 70892
Valle Castellana TE 13 977 71869
Appignano del Tronto AP 14 1785 73654
Comunanza AP 14 3166 76820
Montegallo AP 14 523 77343
Montedinove AP 14 488 77831
Maltignano AP 15 2401 80232
Montefalcone Appennino FM 15 424 80656
Montemonaco AP 16 604 81260
Civitella del Tronto TE 16 5116 86376
Castel di Lama AP 17 8634 95010
Montalto delle Marche AP 17 2122 97132
Montefortino FM 17 1178 98310
Sant'Egidio alla Vibrata TE 17 9811 108121
Smerillo FM 17 365 108486
Offida AP 17 5058 113544
Montelparo FM 18 778 114322
Santa Vittoria in Matenano FM 18 1330 115652
Castorano AP 18 2380 118032
Rocca Santa Maria TE 19 537 118569
Amandola FM 19 3629 122198
Ancarano TE 19 1857 124055
Arquata del Tronto AP 20 1178 125233
Colli del Tronto AP 20 3668 128901

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km NW of Teramo (54892 inhabitants)
57 Km N of L'Aquila (69753 inhabitants)
65 Km NW of Montesilvano (53738 inhabitants)
67 Km E of Foligno (57155 inhabitants)
72 Km NW of Pescara (121014 inhabitants)
78 Km NW of Chieti (51815 inhabitants)
78 Km E of Terni (111501 inhabitants)
85 Km S of Ancona (100861 inhabitants)
95 Km E of Perugia (166134 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 2020-10-14
19:22:42		 42.8557 13.5102 23 2021-02-26
14:56:18		 Bollettino Sismico Italiano INGV 86892051
Reviewed
Rev100 		ML 2.2 2020-10-14
19:22:42		 42.8493 13.514 22 2020-10-14
19:27:50		 Sala Sismica INGV-Roma 83778981
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-10-14 19:22:42 ± 0.08
Latitude 42.8557 ± 0.0027
Longitude 13.5102 ± 0.0061
Depth (km) 23 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 86892051

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 460
Semi-minor axis of confidence ellipse (meter) 60
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 260
Circular confidence region, given by single value of horizontal uncertainty (meter) 460.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 53
Number of associated phases, regardless of their use for origin computation 48
Number of defining phases 41
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.65561
Number of stations at which the event was observed 32
Number of stations from which data was used for origin computation 25
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 49
Type of magnitude ML
Reference to an origin 83778981
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-10-14 19:27:50

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 49
Type of magnitude ML
Reference to an origin 86892051
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-02-15 11:48:35
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IX.MNT3.HHZ.02 2020-10-14T19:23:47.11 3.0 undecidable manual Sn -3.39 0
IV.RIBO.EHZ.01 2020-10-14T19:23:45.10 3.0 undecidable manual Sg 6.94 0
IV.BARO.EHZ. 2020-10-14T19:23:25.50 3.0 undecidable manual S 1.38 0
IV.NARO.HHZ. 2020-10-14T19:23:18.17 3.0 undecidable manual S -0.43 0
IV.PTRJ.HNZ. 2020-10-14T19:23:14.40 3.0 undecidable manual Pg 2.03 0
IV.CERA.HHZ. 2020-10-14T19:23:04.42 3.0 undecidable manual P -2.99 0
IV.VVLD.HHZ. 2020-10-14T19:23:03.09 3.0 undecidable manual P 0.31 0
IV.RM33.EHZ. 2020-10-14T19:22:58.57 0.3 undecidable manual S 212 45.4212 110 0.66 62
IV.FDMO.HHZ. 2020-10-14T19:22:56.71 0.6 undecidable manual S 300 39.7269 113 0.19 47
IV.PF6.EHN. 2020-10-14T19:22:56.66 0.1 undecidable manual S 321 40.4262 113 -0.04 98
IV.CSP1.EHZ. 2020-10-14T19:22:55.55 0.6 undecidable manual S 317 36.0417 116 -0.07 49
IV.CAMP.HHZ. 2020-10-14T19:22:55.55 0.3 undecidable manual S 193 36.4413 115 -0.16 72
IV.T0110.HHZ. 2020-10-14T19:22:55.44 0.1 undecidable manual P 163 72.7716 102 -0.15 90
IV.T1299.HNN. 2020-10-14T19:22:54.89 0.3 undecidable manual S 217 30.747 120 0.51 67
IV.SMA1.EHZ. 2020-10-14T19:22:54.12 0.6 undecidable manual S 210 28.749 122 0.21 48
IV.NRCA.HHZ. 2020-10-14T19:22:54.95 0.6 undecidable manual S 266 32.2455 119 0.23 48
IV.FAGN.HHZ. 2020-10-14T19:22:54.65 0.3 undecidable manual P 175 65.6898 103 0.13 68
IV.VCEL.EHN. 2020-10-14T19:22:53.45 0.3 undecidable manual P 152 57.7977 105 0.11 70
IV.GUMA.HHZ. 2020-10-14T19:22:53.65 0.6 undecidable manual S 328 27.0507 124 0.12 49
IV.MC2.EHZ. 2020-10-14T19:22:53.32 0.3 undecidable manual S 283 26.8509 125 -0.16 73
IV.EL6.EHZ. 2020-10-14T19:22:53.85 0.3 undecidable manual P 328 62.0934 104 -0.13 70
IV.SAP2.EHZ. 2020-10-14T19:22:53.95 0.6 undecidable manual S 341 28.2495 123 0.16 49
IV.MNTT.EHZ. 2020-10-14T19:22:53.26 0.6 undecidable manual S 17 23.9538 128 0.4 47
MN.AQU.HNN. 2020-10-14T19:22:53.04 0.1 positive manual P 189 56.2992 106 -0.07 95
IV.TERO.HHZ. 2020-10-14T19:22:53.23 0.6 undecidable manual S 163 26.9508 124 -0.28 47
IV.LNSS.HHZ. 2020-10-14T19:22:52.07 0.1 positive manual P 234 47.4192 109 0.26 92
IV.CESI.HHZ. 2020-10-14T19:22:52.60 0.1 undecidable manual P 289 51.9036 107 0.14 93
IV.GIGS.HHN. 2020-10-14T19:22:51.11 0.1 undecidable manual P 173 44.9217 110 -0.34 91
IV.OFFI.HHZ. 2020-10-14T19:22:51.60 0.6 undecidable manual S 58 16.7721 140 0.12 50
IV.RM33.EHZ. 2020-10-14T19:22:51.67 0.1 positive manual P 212 45.4212 110 0.16 94
IV.MMO1.EHZ. 2020-10-14T19:22:50.75 0.6 undecidable manual S 288 15.6732 142 -0.54 45
IV.PF6.EHN. 2020-10-14T19:22:50.56 0.1 positive manual P 321 40.4262 113 -0.24 94
IV.CSP1.EHZ. 2020-10-14T19:22:50.06 0.1 positive manual P 317 36.0417 116 -0.12 97
IV.FDMO.HHZ. 2020-10-14T19:22:50.60 0.1 positive manual P 300 39.7269 113 -0.1 97
IV.CAMP.HHZ. 2020-10-14T19:22:50.05 0.1 positive manual P 193 36.4413 115 -0.19 96
IV.MTRA.HNZ. 2020-10-14T19:22:50.52 0.6 undecidable manual S 220 14.3745 144 -0.56 45
IV.TRTR.HHZ. 2020-10-14T19:22:50.24 0.1 undecidable manual P 99 33.2445 118 0.44 91
IV.NRCA.HHZ. 2020-10-14T19:22:49.74 0.1 positive manual P 266 32.2455 119 0.08 98
IV.MC2.EHZ. 2020-10-14T19:22:49.26 0.3 undecidable manual P 283 26.8509 125 0.31 71
IV.SAP2.EHZ. 2020-10-14T19:22:49.08 0.1 positive manual P 341 28.2495 123 -0.05 100
IV.T1299.HNN. 2020-10-14T19:22:49.65 0.1 positive manual P 217 30.747 120 0.18 96
IV.SMA1.EHZ. 2020-10-14T19:22:49.23 0.1 positive manual P 210 28.749 122 0.03 100
IV.TERO.HHZ. 2020-10-14T19:22:48.74 0.1 positive manual P 163 26.9508 124 -0.22 96
IV.GUMA.HHZ. 2020-10-14T19:22:48.91 0.1 positive manual P 328 27.0507 124 -0.07 100
IV.MNTT.EHZ. 2020-10-14T19:22:48.65 0.1 positive manual P 17 23.9538 128 0.06 100
IV.MTRA.HNZ. 2020-10-14T19:22:47.30 0.1 positive manual P 220 14.3745 144 -0.27 97
IV.MMO1.EHZ. 2020-10-14T19:22:47.33 0.1 undecidable manual P 288 15.6732 142 -0.36 95
IV.OFFI.HHZ. 2020-10-14T19:22:47.66 0.1 negative manual P 58 16.7721 140 -0.14 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTRA.HNE. ML:2.5 0.001824881 0.1024 AML other m 2020-10-14T19:22:50.64
IV.MTRA.EHE. ML:2.5 0.0018252519999999999 0.1024 AML other m 2020-10-14T19:22:50.64
IV.OFFI.HHN. ML:2.5 0.001732326 0.2688 AML other m 2020-10-14T19:22:52.05
IV.MTRA.EHN. ML:2.2 0.00103520395 0.1792 AML other m 2020-10-14T19:22:52.13
IV.MTRA.HNN. ML:2.2 0.00103100915 0.1792 AML other m 2020-10-14T19:22:52.13
IV.TERO.HNE. ML:2.5 0.0012536355 0.0896 AML other m 2020-10-14T19:22:53.40
IV.TERO.HHE. ML:2.4 0.0011806884 0.064 AML other m 2020-10-14T19:22:53.40
IV.TERO.HNN. ML:2.5 0.001250316 0.192 AML other m 2020-10-14T19:22:53.48
IV.TERO.HHN. ML:2.3 0.0008264350500000001 0.064 AML other m 2020-10-14T19:22:53.40
IV.MNTT.EHN. ML:2.8 0.0026377245 0.3456 AML other m 2020-10-14T19:22:53.60
IV.GUMA.HHN. ML:2.3 0.0009202206500000001 0.256 AML other m 2020-10-14T19:22:53.80
IV.SMA1.EHN. ML:2.5 0.00117124895 0.3072 AML other m 2020-10-14T19:22:54.33
IV.SMA1.EHE. ML:2.1 0.0005833862 0.2688 AML other m 2020-10-14T19:22:54.33
IV.SAP2.EHN. ML:2.8 0.0023489360000000003 0.192 AML other m 2020-10-14T19:22:54.50
IV.GUMA.HNE. ML:2.2 0.0007432236999999999 0.256 AML other m 2020-10-14T19:22:55.24
IV.GUMA.HHE. ML:2.4 0.0009766767000000001 0.2176 AML other m 2020-10-14T19:22:55.14
IV.MNTT.EHE. ML:2.6 0.0019272845 0.2432 AML other m 2020-10-14T19:22:55.40
IV.NRCA.HHE. ML:2.3 0.00078729845 0.192 AML other m 2020-10-14T19:22:55.40
IV.NRCA.HNE. ML:2.4 0.000805211 0.2048 AML other m 2020-10-14T19:22:55.40
IV.NRCA.HHN. ML:2.4 0.0008817865 0.1792 AML other m 2020-10-14T19:22:55.41
IV.NRCA.HNN. ML:2.4 0.0008182931499999999 0.1664 AML other m 2020-10-14T19:22:55.42
IV.SAP2.EHE. ML:2.1 0.0005945002500000001 0.192 AML other m 2020-10-14T19:22:55.94
IV.CSP1.EHN. ML:2.4 0.0009294862500000001 1.7312 AML other m 2020-10-14T19:22:56.02
IV.CSP1.EHE. ML:2.4 0.0007564239000000001 0.256 AML other m 2020-10-14T19:22:56.15
IV.FDMO.HHE. ML:1.8 0.0002118313 0.2048 AML other m 2020-10-14T19:22:56.85
IV.FDMO.HHN. ML:1.9 0.0002580875 1.6416 AML other m 2020-10-14T19:22:57.92
IV.RM33.HNN. ML:2.2 0.0003781576 1.7568 AML other m 2020-10-14T19:22:59.92
IV.RM33.EHN. ML:2.2 0.0003756947 1.744 AML other m 2020-10-14T19:22:59.92
IV.CAMP.HHE. ML:1.5 0.00010721802 0.2688 AML other m 2020-10-14T19:22:59.28
IV.RM33.EHE. ML:2.0 0.00028120060000000005 0.2944 AML other m 2020-10-14T19:22:59.79
IV.RM33.HNE. ML:2.0 0.0002782251 0.2688 AML other m 2020-10-14T19:22:59.80
IV.CAMP.HHN. ML:1.8 0.0002140651 0.4224 AML other m 2020-10-14T19:23:00.55
IV.CESI.HHN. ML:2.0 0.00020323160000000002 0.4352 AML other m 2020-10-14T19:23:00.57
IV.CESI.HHE. ML:1.9 0.0001668975 0.3584 AML other m 2020-10-14T19:23:00.58
IV.CESI.HNE. ML:2.0 0.00020514110000000003 0.3712 AML other m 2020-10-14T19:23:00.58
IV.TRTR.HHN. ML:2.5 0.001224714 1.488 AML other m 2020-10-14T19:23:02.21
IV.LNSS.HHN. ML:2.4 0.0006116412499999999 1.6544 AML other m 2020-10-14T19:23:04.96
IV.LNSS.HNN. ML:2.4 0.00066137745 1.6416 AML other m 2020-10-14T19:23:04.13
IV.LNSS.HNE. ML:2.2 0.00037519 0.2816 AML other m 2020-10-14T19:23:04.51
IV.LNSS.HHE. ML:2.1 0.000325994 0.2816 AML other m 2020-10-14T19:23:04.51
IV.EL6.EHN. ML:2.0 0.00018947510000000002 0.3072 AML other m 2020-10-14T19:23:06.77
IV.EL6.EHE. ML:1.9 0.00014151233000000003 0.2688 AML other m 2020-10-14T19:23:10.10
IV.T0110.HHN. ML:1.9 0.00013149444999999998 0.384 AML other m 2020-10-14T19:23:13.38
IV.CESI.HNN. ML:2.2 0.0003391011 0.2816 AML other m 2020-10-14T19:23:14.21
IV.FAGN.HHE. ML:2.1 0.00022537355 0.4224 AML other m 2020-10-14T19:23:14.87
IV.T0110.HHE. ML:2.0 0.00014867625000000001 0.384 AML other m 2020-10-14T19:23:15.32
IV.FAGN.HHN. ML:2.0 0.00018935905 0.4224 AML other m 2020-10-14T19:23:16.02
IV.VVLD.HHE. ML:1.9 0.000061333925 1.0656 AML other m 2020-10-14T19:23:25.38
IV.VVLD.HHN. ML:1.7 0.00004260765499999999 0.5248 AML other m 2020-10-14T19:23:25.50
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