Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.9 on date 23-09-2022 and time 17:05:23 (Italy) in region 4 km SW Folignano (AP)

A magnitude ML 1.9 earthquake occured in region: 4 km SW Folignano (AP), on

  • 23-09-2022 15:05:23 (UTC)
  • 23-09-2022 17:05:23 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7880, 13.6150 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
Folignano AP 4 9241 9241
Civitella del Tronto TE 5 5116 14357
Maltignano AP 8 2401 16758
Ascoli Piceno AP 8 49407 66165
Campli TE 9 7209 73374
Sant'Egidio alla Vibrata TE 9 9811 83185
Valle Castellana TE 11 977 84162
Ancarano TE 12 1857 86019
Castel di Lama AP 12 8634 94653
Appignano del Tronto AP 13 1785 96438
Rocca Santa Maria TE 13 537 96975
Torano Nuovo TE 14 1611 98586
Roccafluvione AP 14 2010 100596
Venarotta AP 14 2066 102662
Torricella Sicura TE 15 2641 105303
Colli del Tronto AP 15 3668 108971
Sant'Omero TE 15 5243 114214
Castorano AP 16 2380 116594
Teramo TE 16 54892 171486
Bellante TE 16 7152 178638
Castignano AP 17 2796 181434
Acquasanta Terme AP 17 2916 184350
Nereto TE 17 5242 189592
Spinetoli AP 17 7215 196807
Offida AP 18 5058 201865
Palmiano AP 18 196 202061
Controguerra TE 19 2436 204497
Corropoli TE 19 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)
66 Km NW of Chieti (51815 inhabitants)
77 Km E of Foligno (57155 inhabitants)
83 Km E of Terni (111501 inhabitants)
93 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 1.9 2022-09-23
15:05:23		 42.7878 13.6153 19 2024-03-01
15:27:55		 Bollettino Sismico Italiano INGV 110089371
Reviewed
Rev100 		ML 1.9 2022-09-23
15:05:22		 42.7898 13.6162 21 2022-09-23
15:11:03		 Sala Sismica INGV-Roma 110057781
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-23 15:05:23 ± 0.07
Latitude 42.7878 ± 0.0027
Longitude 13.6153 ± 0.0049
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 110089371

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 368
Semi-minor axis of confidence ellipse (meter) 68
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 254
Circular confidence region, given by single value of horizontal uncertainty (meter) 370.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 66
Number of associated phases, regardless of their use for origin computation 75
Number of defining phases 75
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.06565
Epicentral distance of station farthest from the epicenter (degree) 0.85076
Number of stations at which the event was observed 38
Number of stations from which data was used for origin computation 38
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 44
Type of magnitude ML
Reference to an origin 110057781
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-23 15:11:03

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 55
Type of magnitude ML
Reference to an origin 110089371
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-09-24 08:56:59
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.INTR.HHZ. 2022-09-23T15:05:49.95 0.6 undecidable manual S 165 89.3439 96 0.41 41
IV.CING.HNZ. 2022-09-23T15:05:46.02 0.6 undecidable manual S 333 73.5708 97 0.67 38
IV.ARRO.EHZ. 2022-09-23T15:05:45.64 0.6 undecidable manual S 252 73.0713 97 0.42 42
IV.EL6.EHZ. 2022-09-23T15:05:45.81 0.6 undecidable manual S 325 73.0713 97 0.58 40
IV.T0110.HHZ. 2022-09-23T15:05:43.40 1.0 undecidable manual S 168 63.2922 98 0.75 19
IV.CESI.HHZ. 2022-09-23T15:05:43.08 0.3 undecidable manual S 293 62.5929 98 0.63 59
IV.MML1.EHZ. 2022-09-23T15:05:42.89 0.3 undecidable manual S 305 63.492 98 0.19 67
IV.GAVE.EHN. 2022-09-23T15:05:42.52 0.3 undecidable manual S 260 59.6958 99 0.83 55
IV.FAGN.HHZ. 2022-09-23T15:05:41.40 0.6 undecidable manual S 183 57.9975 99 0.16 45
IT.MTCL.HGZ. 2022-09-23T15:05:40.87 0.3 undecidable manual S 295 55.0005 100 0.41 65
IV.FDMO.HHZ. 2022-09-23T15:05:39.38 0.3 undecidable manual S 303 51.0156 101 -0.03 71
IV.INTR.HHZ. 2022-09-23T15:05:39.08 0.1 undecidable manual P 165 89.3439 96 0.69 74
IV.LPEL.HHE. 2022-09-23T15:05:39.44 0.3 undecidable manual P 150 94.4388 95 0.27 62
IV.LNSS.HHZ. 2022-09-23T15:05:39.68 0.6 undecidable manual S 247 51.2154 101 0.23 45
IV.PF6.EHN. 2022-09-23T15:05:39.48 0.3 undecidable manual S 319 51.7038 101 -0.11 70
IV.FEMA.HNE. 2022-09-23T15:05:39.34 0.6 undecidable manual S 293 49.9167 101 0.23 45
MN.AQU.HNN. 2022-09-23T15:05:38.89 1.0 undecidable manual S 200 51.1155 101 -0.54 21
IV.CSP1.EHZ. 2022-09-23T15:05:38.50 0.3 undecidable manual S 315 47.4192 102 0.04 71
IV.VCEL.EHZ. 2022-09-23T15:05:38.74 0.3 undecidable manual S 157 47.3193 102 0.29 68
IV.MNTP.HNZ. 2022-09-23T15:05:37.12 0.3 undecidable manual S 343 40.5261 105 0.44 66
IV.NRCA.HHZ. 2022-09-23T15:05:37.00 0.3 undecidable manual S 277 41.1255 104 0.18 70
IV.RM33.EHZ. 2022-09-23T15:05:37.94 0.3 undecidable manual S 227 45.0216 103 0.1 70
IV.SAP2.EHE. 2022-09-23T15:05:36.48 0.3 undecidable manual S 333 38.5281 106 0.33 68
IV.MC2.EHZ. 2022-09-23T15:05:36.17 0.3 undecidable manual S 292 37.2294 106 0.33 68
IV.GUMA.HHZ. 2022-09-23T15:05:36.42 0.3 undecidable manual S 323 38.0286 106 0.39 67
IV.EL6.EHZ. 2022-09-23T15:05:35.50 0.1 positive manual P 325 73.0713 97 -0.4 84
IV.GIGS.HHZ. 2022-09-23T15:05:35.71 0.3 undecidable manual S 185 37.3293 106 -0.13 71
IV.ARRO.EHZ. 2022-09-23T15:05:35.59 0.3 undecidable manual P 252 73.0713 97 -0.3 64
IV.CING.HNZ. 2022-09-23T15:05:35.49 0.1 undecidable manual P 333 73.5708 97 -0.48 82
IV.CAMP.HHZ. 2022-09-23T15:05:34.80 0.3 undecidable manual S 211 32.6451 109 0.14 72
IV.CESI.HHZ. 2022-09-23T15:05:34.09 0.1 negative manual P 293 62.5929 98 -0.2 89
7F.SIB1.EHE. 2022-09-23T15:05:34.11 0.3 undecidable manual S 293 30.4473 111 -0.01 74
IV.MML1.EHZ. 2022-09-23T15:05:34.09 0.1 negative manual P 305 63.492 98 -0.35 87
IV.MNTT.EHE. 2022-09-23T15:05:34.52 0.6 undecidable manual S 357 30.4473 111 0.41 45
IV.T0110.HHZ. 2022-09-23T15:05:34.09 0.1 undecidable manual P 168 63.2922 98 -0.32 87
IV.SMA1.EHZ. 2022-09-23T15:05:34.03 0.3 undecidable manual S 233 28.749 113 0.34 69
IV.FAGN.HHZ. 2022-09-23T15:05:33.34 0.1 undecidable manual P 183 57.9975 99 -0.25 89
7F.SIB3.EHN. 2022-09-23T15:05:33.88 0.3 undecidable manual S 289 29.748 112 -0.05 73
IV.MMO1.EHZ. 2022-09-23T15:05:33.09 0.3 undecidable manual S 298 26.5512 115 -0.06 73
IT.MTCL.HGZ. 2022-09-23T15:05:33.38 0.3 undecidable manual P 295 55.0005 100 0.24 67
7F.SIB2.EHZ. 2022-09-23T15:05:33.31 0.3 undecidable manual S 294 27.8499 114 -0.15 72
IV.TRTR.HHZ. 2022-09-23T15:05:33.37 0.3 undecidable manual S 85 24.3534 118 0.73 62
IV.GAVE.EHN. 2022-09-23T15:05:33.74 0.1 undecidable manual P 260 59.6958 99 -0.12 91
IV.PF6.EHN. 2022-09-23T15:05:32.18 0.1 positive manual P 319 51.7038 101 -0.46 86
IV.FEMA.HNE. 2022-09-23T15:05:32.18 0.1 undecidable manual P 293 49.9167 101 -0.18 92
IV.FDMO.HHZ. 2022-09-23T15:05:32.12 0.1 negative manual P 303 51.0156 101 -0.41 87
IV.LNSS.HHZ. 2022-09-23T15:05:32.51 0.1 positive manual P 247 51.2154 101 -0.05 94
MN.AQU.HNN. 2022-09-23T15:05:32.61 0.1 undecidable manual P 200 51.1155 101 0.06 94
IV.MF5.EHZ. 2022-09-23T15:05:32.99 0.3 undecidable manual S 330 25.5522 116 0.08 73
IV.CSP1.EHZ. 2022-09-23T15:05:31.62 0.1 negative manual P 315 47.4192 102 -0.37 89
IV.MTRA.EHZ. 2022-09-23T15:05:31.36 0.3 undecidable manual S 259 18.1707 127 0.13 74
IV.VCEL.EHZ. 2022-09-23T15:05:31.84 0.1 positive manual P 157 47.3193 102 -0.14 93
IV.MNTP.HNZ. 2022-09-23T15:05:31.19 0.1 undecidable manual P 343 40.5261 105 0.23 92
IV.OFFI.HHZ. 2022-09-23T15:05:31.61 0.3 undecidable manual S 19 17.2716 129 0.56 67
IV.TERO.HHZ. 2022-09-23T15:05:31.43 0.3 undecidable manual S 183 18.3705 127 0.16 73
IV.RM33.EHZ. 2022-09-23T15:05:31.56 0.1 positive manual P 227 45.0216 103 -0.07 95
IV.MC2.EHZ. 2022-09-23T15:05:30.36 0.1 negative manual P 292 37.2294 106 -0.12 95
IV.GUMA.HHZ. 2022-09-23T15:05:30.43 0.1 undecidable manual P 323 38.0286 106 -0.16 94
IV.NRCA.HHZ. 2022-09-23T15:05:30.87 0.1 negative manual P 277 41.1255 104 -0.17 94
IV.SAP2.EHE. 2022-09-23T15:05:30.79 0.1 undecidable manual P 333 38.5281 106 0.14 94
IV.GIGS.HHZ. 2022-09-23T15:05:30.15 0.1 positive manual P 185 37.3293 106 -0.33 91
IV.SMA1.EHZ. 2022-09-23T15:05:29.21 0.1 positive manual P 233 28.749 113 -0.02 98
7F.SIB3.EHN. 2022-09-23T15:05:29.12 0.1 negative manual P 289 29.748 112 -0.25 94
IV.CAMP.HHZ. 2022-09-23T15:05:29.74 0.1 positive manual P 211 32.6451 109 -0.06 97
7F.SIB1.EHE. 2022-09-23T15:05:29.35 0.1 negative manual P 293 30.4473 111 -0.13 96
IV.MNTT.EHE. 2022-09-23T15:05:29.40 0.3 undecidable manual P 357 30.4473 111 -0.08 73
IV.TRTR.HHZ. 2022-09-23T15:05:28.80 0.1 undecidable manual P 85 24.3534 118 0.17 96
IV.MF5.EHZ. 2022-09-23T15:05:28.65 0.1 negative manual P 330 25.5522 116 -0.13 97
IV.MMO1.EHZ. 2022-09-23T15:05:28.66 0.1 negative manual P 298 26.5512 115 -0.26 94
7F.SIB2.EHZ. 2022-09-23T15:05:28.78 0.1 negative manual P 294 27.8499 114 -0.32 93
IV.ASCOL.HNZ. 2022-09-23T15:05:28.58 0.3 undecidable manual S 343 7.2927 155 -0.81 60
IV.TERO.HHZ. 2022-09-23T15:05:27.79 0.1 positive manual P 183 18.3705 127 -0.05 99
IV.MTRA.EHZ. 2022-09-23T15:05:27.75 0.1 positive manual P 259 18.1707 127 -0.06 99
IV.OFFI.HHZ. 2022-09-23T15:05:27.76 0.1 positive manual P 19 17.2716 129 0.05 100
IV.ASCOL.HNZ. 2022-09-23T15:05:26.15 0.1 undecidable manual P 343 7.2927 155 -0.6 88
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.TERO.HNE. ML:2.5 0.001825 0.16 AML other m 2022-09-23T15:05:31.71
IV.TERO.HNN. ML:2.0 0.0006730000000000001 0.2 AML other m 2022-09-23T15:05:31.82
IV.MTRA.HNE. ML:2.5 0.0020499999999999997 0.36 AML other m 2022-09-23T15:05:31.77
IV.MTRA.EHE. ML:2.5 0.00206 0.36 AML other m 2022-09-23T15:05:31.77
IV.MTRA.HNN. ML:2.3 0.001335 0.46 AML other m 2022-09-23T15:05:31.70
IV.MTRA.EHN. ML:2.3 0.0013399999999999998 0.48 AML other m 2022-09-23T15:05:31.70
IV.OFFI.HHN. ML:2.3 0.001338 0.54 AML other m 2022-09-23T15:05:32.49
IV.OFFI.HHE. ML:2.2 0.001109 0.4 AML other m 2022-09-23T15:05:33.41
IV.MF5.EHN. ML:2.1 0.0005909999999999999 0.18 AML other m 2022-09-23T15:05:33.43
IV.MF5.EHE. ML:2.0 0.00048350000000000004 0.48 AML other m 2022-09-23T15:05:33.60
IV.SMA1.EHN. ML:2.0 0.0004915 0.48 AML other m 2022-09-23T15:05:34.47
IV.SMA1.EHE. ML:1.9 0.0003755 0.08 AML other m 2022-09-23T15:05:34.32
IV.MMO1.EHE. ML:1.9 0.00041049999999999995 1.06 AML other m 2022-09-23T15:05:35.22
IV.GIGS.HHE. ML:1.3 0.0000743 0.58 AML other m 2022-09-23T15:05:35.65
IV.MMO1.EHN. ML:2.0 0.0004305 0.72 AML other m 2022-09-23T15:05:36.13
IV.GIGS.HHN. ML:1.1 0.00003855 0.1 AML other m 2022-09-23T15:05:36.28
IV.CAMP.HHN. ML:1.2 0.00005425 0.42 AML other m 2022-09-23T15:05:36.39
IV.MC2.EHN. ML:2.6 0.001295 0.24 AML other m 2022-09-23T15:05:36.60
IV.CAMP.HHE. ML:1.3 0.0000864 0.78 AML other m 2022-09-23T15:05:36.94
IV.NRCA.HHN. ML:2.3 0.0006895 0.12 AML other m 2022-09-23T15:05:37.77
IV.MC2.EHE. ML:2.3 0.000759 1.34 AML other m 2022-09-23T15:05:37.78
IV.NRCA.HHE. ML:2.2 0.000468 0.66 AML other m 2022-09-23T15:05:38.43
IV.RM33.EHE. ML:1.6 0.00011549999999999999 0.82 AML other m 2022-09-23T15:05:38.43
IV.CSP1.EHN. ML:1.9 0.000203 0.62 AML other m 2022-09-23T15:05:39.42
IV.CSP1.EHE. ML:1.9 0.0001885 0.3 AML other m 2022-09-23T15:05:39.69
IV.RM33.EHN. ML:1.6 0.0001115 1.46 AML other m 2022-09-23T15:05:39.76
IV.FDMO.HHE. ML:1.6 0.000087 0.64 AML other m 2022-09-23T15:05:39.90
IV.FDMO.HHN. ML:1.7 0.0001076 1.78 AML other m 2022-09-23T15:05:40.98
IV.GUMA.HHN. ML:2.0 0.00033299999999999996 0.5 AML other m 2022-09-23T15:05:40.67
IV.LNSS.HHE. ML:1.9 0.000189 0.12 AML other m 2022-09-23T15:05:41.28
IV.LNSS.HHN. ML:2.1 0.00029700000000000006 0.66 AML other m 2022-09-23T15:05:41.67
IV.GUMA.HHE. ML:2.0 0.0003395 0.48 AML other m 2022-09-23T15:05:41.20
IV.CESI.HHE. ML:1.7 0.00009944999999999999 0.18 AML other m 2022-09-23T15:05:43.59
IV.CESI.HHN. ML:1.9 0.0001485 0.56 AML other m 2022-09-23T15:05:43.83
IV.MML1.EHE. ML:1.6 0.0000756 1.8 AML other m 2022-09-23T15:05:45.92
IV.VCEL.EHE. ML:1.8 0.00017749999999999998 0.94 AML other m 2022-09-23T15:05:46.85
IV.ARRO.EHE. ML:1.7 0.00007465 0.7 AML other m 2022-09-23T15:05:47.11
IV.MML1.EHN. ML:1.6 0.00008025 0.34 AML other m 2022-09-23T15:05:47.68
IV.VCEL.EHN. ML:1.7 0.00013700000000000002 1.54 AML other m 2022-09-23T15:05:48.86
IV.FAGN.HHE. ML:1.9 0.0001715 0.32 AML other m 2022-09-23T15:05:49.01
IV.ARRO.EHN. ML:1.6 0.0000649 0.18 AML other m 2022-09-23T15:05:50.26
IV.T0110.HHN. ML:1.7 0.00010214999999999999 0.42 AML other m 2022-09-23T15:05:50.87
IV.T0110.HHE. ML:1.8 0.00010550000000000002 0.6 AML other m 2022-09-23T15:05:51.20
IV.FAGN.HHN. ML:2.0 0.000226 0.44 AML other m 2022-09-23T15:05:51.51
IV.GUMA.HNN. ML:2.0 0.00030732910000000005 0.4736 AML other m 2022-09-23T15:05:38.03
IV.GUMA.HNE. ML:2.0 0.00031519094999999997 0.384 AML other m 2022-09-23T15:05:41.22
IV.NRCA.HNN. ML:2.3 0.0006365578 0.1408 AML other m 2022-09-23T15:05:37.64
IV.NRCA.HNE. ML:2.1 0.00039886640000000003 0.0896 AML other m 2022-09-23T15:05:38.43
IV.RM33.HNN. ML:1.7 0.00012933720000000003 0.256 AML other m 2022-09-23T15:05:39.64
IV.RM33.HNE. ML:1.6 0.00010890878 0.2304 AML other m 2022-09-23T15:05:43.21
IV.LNSS.HNN. ML:2.1 0.00029701565000000003 0.3072 AML other m 2022-09-23T15:05:40.67
IV.LNSS.HNE. ML:1.9 0.00019333310000000002 0.2176 AML other m 2022-09-23T15:05:41.29
IV.MML1.HNE. ML:1.7 0.00009415966000000001 0.2304 AML other m 2022-09-23T15:05:45.02
IV.EL6.EHE. ML:1.8 0.00009367953999999999 0.2304 AML other m 2022-09-23T15:05:51.60
IV.EL6.EHN. ML:1.8 0.0000960262055 0.2688 AML other m 2022-09-23T15:05:54.09
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