Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 27-09-2022 and time 10:20:56 (Italy) in region 4 km SW Folignano (AP)

A magnitude ML 2.2 earthquake occured in region: 4 km SW Folignano (AP), on

  • 27-09-2022 08:20:56 (UTC)
  • 27-09-2022 10:20:56 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7920, 13.6170 at 20 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
Folignano AP 4 9241 9241
Civitella del Tronto TE 5 5116 14357
Maltignano AP 7 2401 16758
Ascoli Piceno AP 8 49407 66165
Sant'Egidio alla Vibrata TE 9 9811 75976
Campli TE 9 7209 83185
Valle Castellana TE 11 977 84162
Ancarano TE 11 1857 86019
Castel di Lama AP 12 8634 94653
Appignano del Tronto AP 13 1785 96438
Torano Nuovo TE 14 1611 98049
Rocca Santa Maria TE 14 537 98586
Roccafluvione AP 14 2010 100596
Venarotta AP 14 2066 102662
Colli del Tronto AP 15 3668 106330
Castorano AP 15 2380 108710
Torricella Sicura TE 15 2641 111351
Sant'Omero TE 15 5243 116594
Bellante TE 16 7152 123746
Teramo TE 16 54892 178638
Castignano AP 16 2796 181434
Nereto TE 17 5242 186676
Spinetoli AP 17 7215 193891
Acquasanta Terme AP 17 2916 196807
Offida AP 17 5058 201865
Palmiano AP 18 196 202061
Controguerra TE 18 2436 204497
Corropoli TE 18 5045 209542
Monsampolo del Tronto AP 19 4611 214153
Rotella AP 19 906 215059

Municipalities with at least 50000 inhabitants

An earthquake occurred to
16 Km NW of Teramo (54892 inhabitants)
52 Km NE of L'Aquila (69753 inhabitants)
53 Km NW of Montesilvano (53738 inhabitants)
61 Km NW of Pescara (121014 inhabitants)
67 Km NW of Chieti (51815 inhabitants)
77 Km E of Foligno (57155 inhabitants)
83 Km E of Terni (111501 inhabitants)
92 Km S of Ancona (100861 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 2022-09-27
08:20:56		 42.7917 13.6168 20 2024-03-01
15:27:58		 Bollettino Sismico Italiano INGV 111223061
Reviewed
Rev100 		ML 2.2 2022-09-27
08:20:57		 42.7947 13.6105 18 2022-09-27
08:28:10		 Sala Sismica INGV-Roma 110209121
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-27 08:20:56 ± 0.1
Latitude 42.7917 ± 0.0045
Longitude 13.6168 ± 0.0074
Depth (km) 20 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 111223061

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 634
Semi-minor axis of confidence ellipse (meter) 128
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 266
Circular confidence region, given by single value of horizontal uncertainty (meter) 630.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 71
Number of associated phases, regardless of their use for origin computation 66
Number of defining phases 52
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.74464
Number of stations at which the event was observed 43
Number of stations from which data was used for origin computation 29
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 60
Type of magnitude ML
Reference to an origin 111223061
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-04-20 15:20:38

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 56
Type of magnitude ML
Reference to an origin 110209121
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-27 08:28:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TDS.HHZ. 2022-09-27T08:22:51.09 3.0 undecidable manual Sg 10.62 0
SL.KOGS.BHZ. 2022-09-27T08:22:45.22 3.0 undecidable manual Sn -3.95 0
OX.CIMO.HHZ. 2022-09-27T08:22:28.40 3.0 undecidable manual Sn -8.01 0
GE.MATE.HHZ. 2022-09-27T08:22:28.07 3.0 undecidable manual Sn 1.86 0
IV.FERC.HHZ.00 2022-09-27T08:22:24.40 3.0 undecidable manual Pg 15.46 0
IV.MSRU.HHZ. 2022-09-27T08:22:23.17 3.0 undecidable manual Pg 14.15 0
IV.CMPR.HHZ. 2022-09-27T08:22:17.91 3.0 undecidable manual Sg 1.12 0
GU.POPM.HHZ. 2022-09-27T08:22:09.55 3.0 undecidable manual Sn 2.71 0
ST.CARE.HNZ. 2022-09-27T08:22:08.52 3.0 negative manual Pg 7.74 0
GU.GSCL.HHZ. 2022-09-27T08:21:43.70 3.0 positive manual Pn 3.57 0
IV.ZCCA.HHZ. 2022-09-27T08:21:39.63 3.0 undecidable manual Pn 2.56 0
IV.MSAG.HHZ. 2022-09-27T08:21:34.33 3.0 undecidable manual Pg 2.51 0
IX.COL3.HHZ.02 2022-09-27T08:21:33.28 3.0 positive manual Pn -4.51 0
IV.PAOL.HHZ. 2022-09-27T08:21:29.49 3.0 undecidable manual Pn -0.45 0
IV.MML1.EHZ. 2022-09-27T08:21:17.31 0.6 undecidable manual S 305 63.3921 100 0.75 38
IV.CESI.HHZ. 2022-09-27T08:21:17.01 0.6 undecidable manual S 292 62.493 100 0.68 39
IV.LNSS.HHZ. 2022-09-27T08:21:14.29 0.3 undecidable manual S 246 51.4152 103 0.86 55
IV.FDMO.HHZ. 2022-09-27T08:21:13.46 0.6 undecidable manual S 302 50.9157 103 0.18 46
IV.CSP1.EHZ. 2022-09-27T08:21:12.53 0.3 undecidable manual S 315 47.2194 104 0.2 69
IV.RM33.EHZ. 2022-09-27T08:21:12.68 0.6 undecidable manual S 226 45.4212 105 0.81 38
IV.NRCA.HHZ. 2022-09-27T08:21:11.07 0.6 undecidable manual S 277 41.1255 107 0.29 45
IV.MC2.EHZ. 2022-09-27T08:21:10.25 0.6 undecidable manual S 291 37.2294 109 0.47 44
IV.GUMA.HHZ. 2022-09-27T08:21:10.34 0.6 undecidable manual S 323 37.7289 109 0.42 44
IV.ASSB.HHZ. 2022-09-27T08:21:10.97 0.1 undecidable manual P 290 82.6506 97 -0.25 85
IV.CING.HHZ. 2022-09-27T08:21:09.37 0.3 undecidable manual P 332 73.1712 98 -0.41 62
IV.MNTT.EHZ. 2022-09-27T08:21:09.26 0.3 undecidable manual S 357 30.0477 115 1.26 48
IV.CAMP.HHZ. 2022-09-27T08:21:09.12 0.6 undecidable manual S 211 33.0447 112 0.38 45
IV.GIGS.HHZ. 2022-09-27T08:21:09.78 0.6 undecidable manual S 185 37.7289 109 -0.13 47
7F.SIB1.EHN. 2022-09-27T08:21:08.27 0.6 undecidable manual S 292 30.4473 115 0.17 47
IV.T0110.HHZ. 2022-09-27T08:21:08.30 0.3 undecidable manual P 168 63.6918 100 -0.03 69
IV.SMA1.EHZ. 2022-09-27T08:21:08.16 0.6 undecidable manual S 232 29.0487 116 0.39 45
IV.CESI.HHZ. 2022-09-27T08:21:08.05 0.1 undecidable manual P 292 62.493 100 -0.1 91
7F.SIB2.EHZ. 2022-09-27T08:21:07.21 0.6 undecidable manual S 294 27.75 117 -0.24 47
7F.SIB3.EHZ. 2022-09-27T08:21:07.81 0.6 undecidable manual S 288 29.6481 115 -0.11 48
IV.GAVE.EHZ. 2022-09-27T08:21:07.86 0.1 undecidable manual P 260 59.8956 101 0.11 91
IV.MMO1.EHZ. 2022-09-27T08:21:07.01 0.6 undecidable manual S 297 26.4513 119 -0.13 48
IV.TRTR.HHZ. 2022-09-27T08:21:07.80 0.6 undecidable manual S 86 24.2535 121 1.16 34
IV.MML1.EHZ. 2022-09-27T08:21:07.99 0.3 undecidable manual P 305 63.3921 100 -0.29 65
IV.FDMO.HHZ. 2022-09-27T08:21:06.06 0.1 undecidable manual P 302 50.9157 103 -0.33 88
IV.MF5.EHZ. 2022-09-27T08:21:06.92 0.6 undecidable manual S 330 25.2525 120 0.06 49
IV.LNSS.HHZ. 2022-09-27T08:21:06.46 0.1 undecidable manual P 246 51.4152 103 -0.01 94
IV.VCEL.EHZ. 2022-09-27T08:21:06.03 0.3 undecidable manual P 157 47.7189 104 0.12 70
IV.OFFI.HHZ. 2022-09-27T08:21:05.61 0.3 undecidable manual S 19 16.872 133 0.54 68
IV.CSP1.EHZ. 2022-09-27T08:21:05.53 0.3 undecidable manual P 315 47.2194 104 -0.31 67
IV.TERO.HNZ. 2022-09-27T08:21:05.54 0.6 undecidable manual S 183 18.7701 130 0.09 49
IV.MTRA.EHZ. 2022-09-27T08:21:05.33 0.6 undecidable manual S 258 18.3705 131 -0.03 49
IV.RM33.EHZ. 2022-09-27T08:21:05.54 0.1 undecidable manual P 226 45.4212 105 -0.03 95
IV.NRCA.HHZ. 2022-09-27T08:21:04.81 0.1 undecidable manual P 277 41.1255 107 -0.13 94
IV.SAP2.EHE. 2022-09-27T08:21:04.44 0.3 undecidable manual P 332 38.1285 109 -0.06 71
IV.MC2.EHZ. 2022-09-27T08:21:04.32 0.1 undecidable manual P 291 37.2294 109 -0.05 96
IV.GIGS.HHZ. 2022-09-27T08:21:04.19 0.1 undecidable manual P 185 37.7289 109 -0.25 92
IV.GUMA.HHZ. 2022-09-27T08:21:04.26 0.1 undecidable manual P 323 37.7289 109 -0.19 93
IV.MNTT.EHZ. 2022-09-27T08:21:03.54 0.1 undecidable manual P 357 30.0477 115 0.2 94
7F.SIB3.EHZ. 2022-09-27T08:21:03.05 0.1 undecidable manual P 288 29.6481 115 -0.24 93
IV.CAMP.HHZ. 2022-09-27T08:21:03.70 0.1 undecidable manual P 211 33.0447 112 -0.07 96
7F.SIB1.EHN. 2022-09-27T08:21:03.31 0.1 undecidable manual P 292 30.4473 115 -0.08 96
IV.SMA1.EHZ. 2022-09-27T08:21:03.21 0.1 undecidable manual P 232 29.0487 116 0 98
IV.MMO1.EHZ. 2022-09-27T08:21:02.59 0.1 undecidable manual P 297 26.4513 119 -0.25 93
IV.TRTR.HHZ. 2022-09-27T08:21:02.89 0.3 undecidable manual P 86 24.2535 121 0.34 69
7F.SIB2.EHZ. 2022-09-27T08:21:02.71 0.1 undecidable manual P 294 27.75 117 -0.31 92
IV.ASCOL.EHZ. 2022-09-27T08:21:02.48 0.3 undecidable manual S 342 6.993 158 -1.08 53
IV.MF5.EHZ. 2022-09-27T08:21:02.58 0.1 undecidable manual P 330 25.2525 120 -0.1 97
IV.OFFI.HHZ. 2022-09-27T08:21:01.68 0.1 undecidable manual P 19 16.872 133 0.04 100
IV.TERO.HNZ. 2022-09-27T08:21:01.77 0.1 undecidable manual P 183 18.7701 130 -0.09 98
IV.MTRA.EHZ. 2022-09-27T08:21:01.72 0.1 undecidable manual P 258 18.3705 131 -0.09 98
IV.ASCOL.EHZ. 2022-09-27T08:21:00.14 0.1 undecidable manual P 342 6.993 158 -0.63 86
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.TERO.HHE. ML:2.6 0.0025099999999999996 0.16 AML other m 2022-09-27T08:21:05.76
IV.TERO.HNE. ML:2.7 0.0031899999999999997 0.16 AML other m 2022-09-27T08:21:05.76
IV.MTRA.EHE. ML:2.4 0.00164 0.36 AML other m 2022-09-27T08:21:05.74
IV.MTRA.HNE. ML:2.4 0.001635 0.34 AML other m 2022-09-27T08:21:05.74
IV.TERO.HHN. ML:2.5 0.0019850000000000002 0.14 AML other m 2022-09-27T08:21:05.75
IV.TERO.HNN. ML:2.3 0.0012050000000000001 0.14 AML other m 2022-09-27T08:21:05.75
IV.MTRA.HNN. ML:2.5 0.0019100000000000002 0.28 AML other m 2022-09-27T08:21:05.74
IV.MTRA.EHN. ML:2.5 0.0018900000000000002 0.28 AML other m 2022-09-27T08:21:05.74
IV.OFFI.HHN. ML:2.7 0.00329 0.46 AML other m 2022-09-27T08:21:06.39
IV.OFFI.HHE. ML:2.6 0.00265 0.46 AML other m 2022-09-27T08:21:06.95
IV.MMO1.EHN. ML:2.3 0.0008605 0.48 AML other m 2022-09-27T08:21:07.12
IV.MF5.EHN. ML:2.2 0.000786 0.2 AML other m 2022-09-27T08:21:07.30
IV.MF5.EHE. ML:2.1 0.000629 0.82 AML other m 2022-09-27T08:21:07.46
IV.MMO1.EHE. ML:2.3 0.000865 1.06 AML other m 2022-09-27T08:21:09.12
IV.CAMP.HHE. ML:2.0 0.000345 0.28 AML other m 2022-09-27T08:21:09.46
IV.CAMP.HHN. ML:1.6 0.0001385 0.2 AML other m 2022-09-27T08:21:09.42
IV.SMA1.EHN. ML:2.0 0.0004185 1.58 AML other m 2022-09-27T08:21:10.90
IV.GIGS.HHN. ML:1.5 0.00009429999999999999 0.24 AML other m 2022-09-27T08:21:10.12
IV.MNTT.EHE. ML:2.6 0.0015699999999999998 0.76 AML other m 2022-09-27T08:21:10.36
IV.MC2.EHN. ML:2.8 0.00222 0.26 AML other m 2022-09-27T08:21:10.51
IV.MNTT.EHN. ML:2.8 0.0024100000000000002 0.24 AML other m 2022-09-27T08:21:10.50
IV.GIGS.HHE. ML:1.8 0.00018449999999999999 0.22 AML other m 2022-09-27T08:21:10.80
IV.SMA1.EHE. ML:1.9 0.0003195 0.6 AML other m 2022-09-27T08:21:10.91
IV.NRCA.HHN. ML:2.6 0.001175 0.12 AML other m 2022-09-27T08:21:11.41
IV.NRCA.HNN. ML:2.6 0.0011200000000000001 0.12 AML other m 2022-09-27T08:21:11.41
IV.MC2.EHE. ML:2.7 0.001625 0.3 AML other m 2022-09-27T08:21:11.51
IV.NRCA.HHE. ML:2.6 0.00128 0.12 AML other m 2022-09-27T08:21:11.74
IV.NRCA.HNE. ML:2.6 0.001175 0.12 AML other m 2022-09-27T08:21:11.74
IV.CSP1.EHN. ML:2.2 0.0003885 0.16 AML other m 2022-09-27T08:21:12.82
IV.RM33.EHN. ML:1.7 0.0001295 1.5 AML other m 2022-09-27T08:21:13.93
IV.CSP1.EHE. ML:2.2 0.000432 1.06 AML other m 2022-09-27T08:21:13.45
IV.FDMO.HHN. ML:2.1 0.00027749999999999997 0.36 AML other m 2022-09-27T08:21:13.89
IV.RM33.EHE. ML:1.8 0.0001545 0.6 AML other m 2022-09-27T08:21:13.50
IV.VCEL.EHE. ML:2.0 0.0002605 1.38 AML other m 2022-09-27T08:21:14.80
IV.VCEL.EHN. ML:2.0 0.00023150000000000002 0.64 AML other m 2022-09-27T08:21:14.33
IV.GUMA.HHN. ML:2.2 0.000459 0.4 AML other m 2022-09-27T08:21:14.51
IV.GUMA.HHE. ML:2.1 0.00043000000000000004 1.42 AML other m 2022-09-27T08:21:14.77
IV.FDMO.HHE. ML:1.9 0.0001945 0.16 AML other m 2022-09-27T08:21:14.85
IV.LNSS.HHE. ML:2.2 0.0003305 0.14 AML other m 2022-09-27T08:21:15.53
IV.LNSS.HHN. ML:2.1 0.00029700000000000006 0.76 AML other m 2022-09-27T08:21:16.07
IV.CESI.HHE. ML:2.1 0.000219 0.36 AML other m 2022-09-27T08:21:17.29
IV.GAVE.EHE. ML:2.3 0.000366 0.26 AML other m 2022-09-27T08:21:17.67
IV.MML1.EHE. ML:1.8 0.0001305 1.3 AML other m 2022-09-27T08:21:18.02
IV.GAVE.EHN. ML:2.4 0.000449 1.76 AML other m 2022-09-27T08:21:18.91
IV.CESI.HHN. ML:2.3 0.0003785 1.52 AML other m 2022-09-27T08:21:18.04
IV.MML1.HNN. ML:2.9 0.0014199999999999998 0.54 AML other m 2022-09-27T08:21:18.64
IV.MMUR.HNE. ML:2.9 0.000901 0.46 AML other m 2022-09-27T08:21:18.53
IV.MML1.EHN. ML:1.9 0.00016149999999999997 0.22 AML other m 2022-09-27T08:21:19.13
IV.MMUR.HNN. ML:3.0 0.0010609999999999999 0.5 AML other m 2022-09-27T08:21:22.82
IV.MML1.HNE. ML:2.1 0.00023649999999999998 0.72 AML other m 2022-09-27T08:21:23.70
IV.ASSB.HHE. ML:1.9 0.00009355 0.78 AML other m 2022-09-27T08:21:23.55
IV.CING.HHE. ML:1.6 0.00005695 0.46 AML other m 2022-09-27T08:21:24.73
IV.T0110.HHE. ML:1.9 0.00013800000000000002 0.88 AML other m 2022-09-27T08:21:26.66
IV.CING.HHN. ML:1.8 0.00009715 1.26 AML other m 2022-09-27T08:21:26.26
IV.ASSB.HHN. ML:1.8 0.0000848 0.78 AML other m 2022-09-27T08:21:26.40
IV.T0110.HHN. ML:2.0 0.00016450000000000001 1.16 AML other m 2022-09-27T08:21:26.02
IV.INTR.HHN. ML:2.0 0.00010425000000000001 0.9 AML other m 2022-09-27T08:21:32.70
IV.INTR.HHE. ML:1.8 0.00007775 0.5 AML other m 2022-09-27T08:21:33.01
IV.MPAG.EHE. ML:1.9 0.0000579 0.42 AML other m 2022-09-27T08:21:35.63
IV.MPAG.EHN. ML:1.8 0.0000572 0.84 AML other m 2022-09-27T08:21:38.81
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