Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.9 on date 26-09-2022 and time 09:35:34 (UTC) in region 3 km SW Folignano (AP)

A magnitude ML 1.9 earthquake occured in region: 3 km SW Folignano (AP), on

  • 26-09-2022 09:35:34 (UTC)
  • 26-09-2022 11:35:34 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7930, 13.6200 at 22 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

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 3 9241 9241
Civitella del Tronto TE 4 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
Ancarano TE 11 1857 85042
Castel di Lama AP 11 8634 93676
Valle Castellana TE 12 977 94653
Appignano del Tronto AP 13 1785 96438
Torano Nuovo TE 13 1611 98049
Rocca Santa Maria TE 14 537 98586
Roccafluvione AP 14 2010 100596
Colli del Tronto AP 14 3668 104264
Venarotta AP 14 2066 106330
Castorano AP 15 2380 108710
Sant'Omero TE 15 5243 113953
Torricella Sicura TE 15 2641 116594
Bellante TE 16 7152 123746
Castignano AP 16 2796 126542
Teramo TE 16 54892 181434
Nereto TE 17 5242 186676
Spinetoli AP 17 7215 193891
Offida AP 17 5058 198949
Acquasanta Terme AP 17 2916 201865
Palmiano AP 18 196 202061
Controguerra TE 18 2436 204497
Corropoli TE 18 5045 209542
Monsampolo del Tronto AP 18 4611 214153
Rotella AP 19 906 215059
Montedinove AP 20 488 215547

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)
84 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 1.9 2022-09-26
09:35:34		 42.7933 13.6202 22 2024-03-01
15:27:59		 Bollettino Sismico Italiano INGV 111584151
Reviewed
Rev100 		ML 1.9 2022-09-26
09:35:34		 42.7922 13.6178 18 2022-09-26
09:47:06		 Sala Sismica INGV-Roma 110172781
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-26 09:35:34 ± 0.09
Latitude 42.7933 ± 0.0027
Longitude 13.6202 ± 0.0061
Depth (km) 22 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 111584151

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 510
Semi-minor axis of confidence ellipse (meter) 67
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 74
Circular confidence region, given by single value of horizontal uncertainty (meter) 510.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 72
Number of associated phases, regardless of their use for origin computation 42
Number of defining phases 42
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.06205
Epicentral distance of station farthest from the epicenter (degree) 0.57557
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 25
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 36
Type of magnitude ML
Reference to an origin 111584151
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-11-08 13:36:29

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 110172781
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-26 09:47:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PF6.EHN. 2022-09-26T09:35:51.04 0.6 undecidable manual S 318 51.5151 106 0.16 46
IV.CSP1.EHZ. 2022-09-26T09:35:49.95 0.6 undecidable manual S 315 47.2194 108 0.16 46
IV.NRCA.HHZ. 2022-09-26T09:35:48.64 0.3 undecidable manual S 276 41.4252 110 0.33 68
IV.GUMA.HHZ. 2022-09-26T09:35:47.86 0.3 undecidable manual S 322 37.8288 113 0.44 67
IV.GIGS.HHZ. 2022-09-26T09:35:47.50 0.6 undecidable manual S 186 37.9287 113 0.05 49
IV.MC2.EHZ. 2022-09-26T09:35:47.79 0.3 undecidable manual S 291 37.4292 113 0.46 67
IV.CAMP.HHZ. 2022-09-26T09:35:46.53 0.6 undecidable manual S 211 33.3444 116 0.19 48
IV.T0110.HHZ. 2022-09-26T09:35:45.78 0.3 undecidable manual P 168 63.8916 102 0.08 69
7F.SIB1.EHE. 2022-09-26T09:35:45.84 0.3 undecidable manual S 292 30.6471 119 0.15 72
IV.MML1.EHZ. 2022-09-26T09:35:45.57 0.1 negative manual P 304 63.492 102 -0.08 93
IV.MNTT.EHZ. 2022-09-26T09:35:45.28 0.6 undecidable manual S 356 29.8479 119 -0.23 48
IV.CESI.HHZ. 2022-09-26T09:35:45.57 0.1 negative manual P 292 62.6928 103 0.05 92
7F.SIB3.EHN. 2022-09-26T09:35:45.38 0.3 undecidable manual S 288 29.8479 119 -0.14 73
IV.SMA1.EHZ. 2022-09-26T09:35:45.61 0.3 undecidable manual S 232 29.4483 120 0.2 72
7F.SIB2.EHE. 2022-09-26T09:35:44.73 0.6 undecidable manual S 293 27.9498 121 -0.33 47
IV.MF5.EHZ. 2022-09-26T09:35:44.53 0.3 undecidable manual S 329 25.1526 125 0.07 74
IV.MMO1.EHZ. 2022-09-26T09:35:44.44 0.6 undecidable manual S 296 26.5512 123 -0.32 47
IV.LNSS.HHZ. 2022-09-26T09:35:44.16 0.1 undecidable manual P 246 51.8037 106 0.27 90
IV.TERO.HNZ. 2022-09-26T09:35:43.13 0.3 undecidable manual S 184 18.9699 134 -0.04 74
IV.FDMO.HHZ. 2022-09-26T09:35:43.59 0.3 undecidable manual P 302 51.0156 106 -0.19 70
IV.VCEL.EHZ. 2022-09-26T09:35:43.46 0.1 undecidable manual P 158 47.7189 107 0.16 94
IV.CSP1.EHZ. 2022-09-26T09:35:43.05 0.1 undecidable manual P 315 47.2194 108 -0.17 94
IV.PF6.EHN. 2022-09-26T09:35:43.54 0.1 undecidable manual P 318 51.5151 106 -0.32 91
IV.OFFI.HHZ. 2022-09-26T09:35:43.10 0.6 undecidable manual S 19 16.5723 138 0.38 47
IV.MTRA.EHZ. 2022-09-26T09:35:42.90 0.3 undecidable manual S 257 18.6702 134 -0.21 72
IV.NRCA.HHZ. 2022-09-26T09:35:42.34 0.1 negative manual P 276 41.4252 110 -0.03 97
IV.CAMP.HHZ. 2022-09-26T09:35:41.28 0.1 positive manual P 211 33.3444 116 0.05 98
IV.MC2.EHZ. 2022-09-26T09:35:41.82 0.1 negative manual P 291 37.4292 113 0.02 97
IV.GUMA.HHZ. 2022-09-26T09:35:41.84 0.3 undecidable manual P 322 37.8288 113 -0.01 73
IV.MNTT.EHZ. 2022-09-26T09:35:41.16 0.1 undecidable manual P 356 29.8479 119 0.41 91
IV.GIGS.HHZ. 2022-09-26T09:35:41.74 0.1 positive manual P 186 37.9287 113 -0.14 95
7F.SIB3.EHN. 2022-09-26T09:35:40.58 0.1 negative manual P 288 29.8479 119 -0.18 96
IV.MMO1.EHZ. 2022-09-26T09:35:40.15 0.1 negative manual P 296 26.5512 123 -0.17 97
IV.TRTR.HHZ. 2022-09-26T09:35:40.36 0.3 undecidable manual P 86 23.9538 126 0.37 70
7F.SIB1.EHE. 2022-09-26T09:35:40.81 0.1 negative manual P 292 30.6471 119 -0.05 99
IV.SMA1.EHZ. 2022-09-26T09:35:40.74 0.1 positive manual P 232 29.4483 120 0.04 99
7F.SIB2.EHE. 2022-09-26T09:35:40.26 0.1 negative manual P 293 27.9498 121 -0.23 96
IV.MF5.EHZ. 2022-09-26T09:35:40.08 0.1 positive manual P 329 25.1526 125 -0.07 100
IV.OFFI.HHZ. 2022-09-26T09:35:39.23 0.1 positive manual P 19 16.5723 138 0.09 100
IV.TERO.HNZ. 2022-09-26T09:35:39.36 0.1 positive manual P 184 18.9699 134 -0.04 100
IV.MTRA.EHZ. 2022-09-26T09:35:39.25 0.1 positive manual P 257 18.6702 134 -0.11 99
IV.ASCOL.EHZ. 2022-09-26T09:35:37.73 0.1 negative manual P 339 6.8931 161 -0.64 88
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTRA.HNE. ML:2.2 0.00080509082 0.0896 AML other m 2022-09-26T09:35:43.27
IV.TERO.HHN. ML:1.9 0.00042106034999999997 0.0768 AML other m 2022-09-26T09:35:43.27
IV.MTRA.EHE. ML:2.2 0.0007948906 0.0832 AML other m 2022-09-26T09:35:43.28
IV.TERO.HNN. ML:1.9 0.0004173211 0.0704 AML other m 2022-09-26T09:35:43.28
IV.MTRA.EHN. ML:2.2 0.00077741825 0.1024 AML other m 2022-09-26T09:35:43.27
IV.MTRA.HNN. ML:2.2 0.00076769115 0.1024 AML other m 2022-09-26T09:35:43.27
IV.TERO.HNE. ML:1.9 0.00044272984999999996 0.0704 AML other m 2022-09-26T09:35:43.48
IV.OFFI.HHN. ML:2.2 0.0008964704500000001 0.16 AML other m 2022-09-26T09:35:44.46
IV.OFFI.HHE. ML:2.2 0.0009223968 0.2048 AML other m 2022-09-26T09:35:44.47
IV.TERO.HHE. ML:1.9 0.00038937330000000004 0.3648 AML other m 2022-09-26T09:35:45.01
IV.CAMP.HHE. ML:1.4 0.00008834999999999999 0.28 AML other m 2022-09-26T09:35:46.83
IV.SMA1.EHN. ML:1.9 0.0002880068 0.2944 AML other m 2022-09-26T09:35:47.64
IV.SMA1.EHE. ML:1.8 0.00027764305 0.224 AML other m 2022-09-26T09:35:47.70
IV.MNTT.EHE. ML:2.0 0.0004048009 0.16 AML other m 2022-09-26T09:35:48.06
IV.MC2.EHN. ML:2.1 0.000364 1.76 AML other m 2022-09-26T09:35:48.97
IV.GUMA.HNE. ML:2.0 0.00028568044999999995 0.1408 AML other m 2022-09-26T09:35:48.15
IV.GUMA.HHN. ML:2.0 0.00034654425 0.2944 AML other m 2022-09-26T09:35:48.16
IV.GIGS.HHE. ML:1.1 0.00004105 0.72 AML other m 2022-09-26T09:35:48.40
IV.GUMA.HNN. ML:1.9 0.00024029345 0.2496 AML other m 2022-09-26T09:35:48.54
IV.CAMP.HHN. ML:1.4 0.00008745 0.3 AML other m 2022-09-26T09:35:48.46
IV.MNTT.EHN. ML:2.2 0.0005926035000000001 0.4224 AML other m 2022-09-26T09:35:48.30
IV.GUMA.HHE. ML:1.8 0.00020112210000000004 0.2432 AML other m 2022-09-26T09:35:48.55
IV.MC2.EHE. ML:1.8 0.0002083509 0.1792 AML other m 2022-09-26T09:35:48.60
IV.GIGS.HHN. ML:1.1 0.00003925 0.12 AML other m 2022-09-26T09:35:48.56
IV.NRCA.HHN. ML:2.0 0.0003 0.98 AML other m 2022-09-26T09:35:49.42
IV.NRCA.HNN. ML:2.0 0.00029012665 0.128 AML other m 2022-09-26T09:35:49.91
IV.CSP1.EHE. ML:1.9 0.00018599845 0.0832 AML other m 2022-09-26T09:35:50.35
IV.CSP1.EHN. ML:1.9 0.0001853826 0.0768 AML other m 2022-09-26T09:35:50.71
IV.NRCA.HNE. ML:1.8 0.00018928365000000003 0.1088 AML other m 2022-09-26T09:35:51.10
IV.FDMO.HHE. ML:1.5 0.00006835 0.12 AML other m 2022-09-26T09:35:51.34
IV.FDMO.HHN. ML:1.3 0.000047037469999999996 0.1408 AML other m 2022-09-26T09:35:51.66
IV.NRCA.HHE. ML:1.9 0.00021134645 0.1408 AML other m 2022-09-26T09:35:51.72
IV.MML1.EHN. ML:1.4 0.00003956414 0.2176 AML other m 2022-09-26T09:35:55.60
IV.T0110.HHN. ML:1.7 0.00008595 0.56 AML other m 2022-09-26T09:35:59.08
IV.MML1.EHE. ML:1.2 0.000028764615 0.2368 AML other m 2022-09-26T09:36:00.29
IV.T0110.HHE. ML:1.6 0.000071909925 0.3392 AML other m 2022-09-26T09:36:01.55
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