Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 22-09-2022 and time 21:21:37 (Italy) in region 4 km SW Folignano (AP)

A magnitude ML 1.5 earthquake occured in region: 4 km SW Folignano (AP), on

  • 22-09-2022 19:21:37 (UTC)
  • 22-09-2022 21:21:37 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7920, 13.6090 at 19 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
Ascoli Piceno AP 7 49407 63764
Maltignano AP 8 2401 66165
Campli TE 10 7209 73374
Sant'Egidio alla Vibrata TE 10 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
Roccafluvione AP 13 2010 98448
Rocca Santa Maria TE 13 537 98985
Venarotta AP 14 2066 101051
Torano Nuovo TE 14 1611 102662
Colli del Tronto AP 15 3668 106330
Torricella Sicura TE 15 2641 108971
Castorano AP 15 2380 111351
Sant'Omero TE 16 5243 116594
Acquasanta Terme AP 16 2916 119510
Castignano AP 16 2796 122306
Teramo TE 17 54892 177198
Bellante TE 17 7152 184350
Palmiano AP 17 196 184546
Nereto TE 17 5242 189788
Spinetoli AP 17 7215 197003
Offida AP 17 5058 202061
Rotella AP 19 906 202967
Controguerra TE 19 2436 205403
Corropoli TE 19 5045 210448
Monsampolo del Tronto AP 19 4611 215059
Montedinove AP 20 488 215547

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km NW of Teramo (54892 inhabitants)
52 Km NE of L'Aquila (69753 inhabitants)
54 Km NW of Montesilvano (53738 inhabitants)
61 Km NW of Pescara (121014 inhabitants)
67 Km NW of Chieti (51815 inhabitants)
76 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 1.5 2022-09-22
19:21:37		 42.7918 13.6092 19 2024-03-01
15:28:04		 Bollettino Sismico Italiano INGV 112055961
Reviewed
Rev100 		ML 1.6 2022-09-22
19:21:36		 42.7938 13.646 26 2022-09-22
20:11:35		 Sala Sismica INGV-Roma 110024331
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-22 19:21:37 ± 0.11
Latitude 42.7918 ± 0.0036
Longitude 13.6092 ± 0.0074
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 112055961

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 526
Semi-minor axis of confidence ellipse (meter) 325
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 255
Circular confidence region, given by single value of horizontal uncertainty (meter) 530.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 95
Number of associated phases, regardless of their use for origin computation 46
Number of defining phases 42
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.56657
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 22
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 110024331
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-22 20:11:35

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 112055961
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-04-18 10:03:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.OSSC.HHZ. 2022-09-22T19:22:32.72 3.0 undecidable manual Sn 0.15 0
IV.LRP.EHZ. 2022-09-22T19:22:15.81 3.0 undecidable manual S 0.33 0
IV.CING.HHZ. 2022-09-22T19:22:00.26 3.0 undecidable manual S -0.28 0
IV.VVLD.HHZ. 2022-09-22T19:21:56.00 3.0 positive manual P 1.72 0
IV.CESI.HHZ. 2022-09-22T19:21:56.60 0.6 undecidable manual S 293 61.9935 99 0.21 44
IV.LNSS.HHZ. 2022-09-22T19:21:53.90 0.6 undecidable manual S 246 50.9157 101 0.41 43
IV.FDMO.HHZ. 2022-09-22T19:21:53.80 0.6 undecidable manual S 303 50.3163 101 0.45 43
IV.RM33.EHZ. 2022-09-22T19:21:52.61 0.6 undecidable manual S 226 44.9217 103 0.67 40
IV.CSP1.EHZ. 2022-09-22T19:21:52.60 0.6 undecidable manual S 316 46.7199 102 0.2 46
IV.NRCA.HHZ. 2022-09-22T19:21:51.20 0.6 undecidable manual S 277 40.5261 105 0.41 44
IV.MC2.EHZ. 2022-09-22T19:21:50.30 0.6 undecidable manual S 291 36.6411 107 0.5 44
IV.GIGS.HHZ. 2022-09-22T19:21:49.90 0.6 undecidable manual S 185 37.7289 106 -0.16 47
IV.CAMP.HHZ. 2022-09-22T19:21:49.20 0.6 undecidable manual S 210 32.745 110 0.39 45
7F.SIB3.EHN. 2022-09-22T19:21:48.00 0.3 undecidable manual S 289 29.0487 113 0.1 72
7F.SIB1.EHE. 2022-09-22T19:21:48.10 0.6 undecidable manual S 293 29.8479 112 0.02 49
IV.MNTT.EHZ. 2022-09-22T19:21:48.99 0.6 undecidable manual S 358 29.9478 112 0.88 38
IV.CESI.HHZ. 2022-09-22T19:21:48.16 0.3 undecidable manual P 293 61.9935 99 -0.15 67
IV.MML1.EHZ. 2022-09-22T19:21:48.10 0.3 undecidable manual P 305 62.8926 99 -0.34 65
IV.MMO1.EHZ. 2022-09-22T19:21:47.10 0.3 undecidable manual S 298 25.8519 116 -0.01 74
IV.SMA1.EHZ. 2022-09-22T19:21:47.90 0.6 undecidable manual S 231 28.6491 113 0.12 48
7F.SIB2.EHE. 2022-09-22T19:21:47.30 0.3 undecidable manual S 294 27.1506 115 -0.13 72
IV.MF5.EHZ. 2022-09-22T19:21:47.20 0.3 undecidable manual S 331 24.8529 117 0.32 70
IV.LNSS.HHZ. 2022-09-22T19:21:46.73 0.3 undecidable manual P 246 50.9157 101 0.1 69
IV.FDMO.HHZ. 2022-09-22T19:21:46.18 0.1 undecidable manual P 303 50.3163 101 -0.36 88
IV.RM33.EHZ. 2022-09-22T19:21:45.80 0.3 undecidable manual P 226 44.9217 103 0.06 70
IV.TERO.HHZ. 2022-09-22T19:21:45.83 0.6 undecidable manual S 181 18.7701 127 0.34 46
IV.CSP1.EHZ. 2022-09-22T19:21:45.67 0.1 undecidable manual P 316 46.7199 102 -0.33 89
IV.OFFI.HHZ. 2022-09-22T19:21:45.89 0.6 undecidable manual S 21 17.0718 130 0.76 41
IV.MTRA.EHE. 2022-09-22T19:21:45.50 0.6 undecidable manual S 257 17.7711 129 0.23 48
IV.MC2.EHZ. 2022-09-22T19:21:44.42 0.1 undecidable manual P 291 36.6411 107 -0.07 96
IV.GIGS.HHZ. 2022-09-22T19:21:44.33 0.1 undecidable manual P 185 37.7289 106 -0.32 91
IV.NRCA.HHZ. 2022-09-22T19:21:44.93 0.1 undecidable manual P 277 40.5261 105 -0.14 94
IV.MNTT.EHZ. 2022-09-22T19:21:44.16 0.3 undecidable manual P 358 29.9478 112 0.63 63
IV.CAMP.HHZ. 2022-09-22T19:21:43.89 0.1 undecidable manual P 210 32.745 110 -0.03 98
7F.SIB3.EHN. 2022-09-22T19:21:43.20 0.1 undecidable manual P 289 29.0487 113 -0.19 94
IV.SMA1.EHZ. 2022-09-22T19:21:43.34 0.1 undecidable manual P 231 28.6491 113 0.01 98
7F.SIB1.EHE. 2022-09-22T19:21:43.41 0.1 undecidable manual P 293 29.8479 112 -0.1 96
IV.MMO1.EHZ. 2022-09-22T19:21:42.74 0.1 undecidable manual P 298 25.8519 116 -0.2 95
IV.ASCOL.HNZ. 2022-09-22T19:21:42.58 0.3 undecidable manual S 346 6.7932 157 -0.89 58
IV.MF5.EHZ. 2022-09-22T19:21:42.70 0.3 undecidable manual P 331 24.8529 117 -0.11 72
7F.SIB2.EHE. 2022-09-22T19:21:42.82 0.1 undecidable manual P 294 27.1506 115 -0.31 93
IV.TRTR.HHZ. 2022-09-22T19:21:42.95 0.3 undecidable manual P 86 24.8529 117 0.15 72
IV.OFFI.HHZ. 2022-09-22T19:21:41.83 0.1 undecidable manual P 21 17.0718 130 0.03 100
IV.TERO.HHZ. 2022-09-22T19:21:41.95 0.1 undecidable manual P 181 18.7701 127 -0.05 100
IV.MTRA.EHE. 2022-09-22T19:21:41.86 0.3 undecidable manual P 257 17.7711 129 -0.02 75
IV.ASCOL.HNZ. 2022-09-22T19:21:40.29 0.3 undecidable manual P 346 6.7932 157 -0.55 67
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.OFFI.HHN. ML:1.8 0.000406 0.44 AML other m 2022-09-22T19:21:47.21
IV.MF5.EHN. ML:1.6 0.0001965 0.3 AML other m 2022-09-22T19:21:47.42
IV.MF5.EHE. ML:1.6 0.000216 0.48 AML other m 2022-09-22T19:21:47.35
IV.OFFI.HHE. ML:1.7 0.00034550000000000005 0.34 AML other m 2022-09-22T19:21:47.62
IV.MMO1.EHN. ML:1.3 0.00009045 0.14 AML other m 2022-09-22T19:21:48.16
IV.SMA1.EHN. ML:1.6 0.0001835 0.46 AML other m 2022-09-22T19:21:48.35
IV.SMA1.EHE. ML:1.5 0.0001455 0.86 AML other m 2022-09-22T19:21:48.16
IV.MMO1.EHE. ML:1.3 0.00008965000000000001 0.58 AML other m 2022-09-22T19:21:48.63
IV.MNTT.EHE. ML:1.7 0.0002185 1.36 AML other m 2022-09-22T19:21:50.88
IV.MNTT.EHN. ML:2.0 0.000384 0.64 AML other m 2022-09-22T19:21:50.62
IV.NRCA.HHN. ML:1.8 0.0002065 0.52 AML other m 2022-09-22T19:21:51.78
IV.NRCA.HHE. ML:1.8 0.0001875 0.12 AML other m 2022-09-22T19:21:51.85
IV.RM33.EHN. ML:1.3 0.0000499 1.38 AML other m 2022-09-22T19:21:53.77
IV.RM33.EHE. ML:1.3 0.000052699999999999993 0.6 AML other m 2022-09-22T19:21:53.53
IV.FDMO.HHN. ML:0.9 0.0000216 0.7 AML other m 2022-09-22T19:21:54.48
IV.FDMO.HHE. ML:1.0 0.000026750000000000003 1.08 AML other m 2022-09-22T19:21:55.08
IV.LNSS.HHE. ML:1.6 0.00008625 0.12 AML other m 2022-09-22T19:21:55.64
IV.LNSS.HHN. ML:1.6 0.0000909 0.2 AML other m 2022-09-22T19:21:55.68
IV.CESI.HHN. ML:1.1 0.0000247 0.78 AML other m 2022-09-22T19:21:58.15
IV.CESI.HHE. ML:1.1 0.00002395 0.62 AML other m 2022-09-22T19:21:58.79
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