Earthquake with magnitude of ML 1.4 on date 23-09-2022 and time 00:34:57 (Italy) in region 3 km SW Folignano (AP)

A magnitude ML 1.4 earthquake occured in region: 3 km SW Folignano (AP), on

  • 22-09-2022 22:34:57 (UTC)
  • 23-09-2022 00:34:57 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7940, 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.

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 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
Ancarano TE 11 1857 85042
Castel di Lama AP 12 8634 93676
Valle Castellana TE 12 977 94653
Appignano del Tronto AP 13 1785 96438
Torano Nuovo TE 14 1611 98049
Roccafluvione AP 14 2010 100059
Rocca Santa Maria TE 14 537 100596
Venarotta AP 14 2066 102662
Colli del Tronto AP 14 3668 106330
Castorano AP 15 2380 108710
Sant'Omero TE 15 5243 113953
Torricella Sicura TE 15 2641 116594
Castignano AP 16 2796 119390
Bellante TE 16 7152 126542
Teramo TE 17 54892 181434
Spinetoli AP 17 7215 188649
Nereto TE 17 5242 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
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)
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 1.4 2022-09-22
22:34:57
42.7935 13.6172 20 2024-03-01
15:28:22
Bollettino Sismico Italiano INGV 116485951
Reviewed
Rev100
ML 1.3 2022-09-22
22:34:57
42.7872 13.6098 25 2022-09-22
22:40:32
Sala Sismica INGV-Roma 110029281
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-22 22:34:57 ± 0.16
Latitude 42.7935 ± 0.0045
Longitude 13.6172 ± 0.0086
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 116485951

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 723
Semi-minor axis of confidence ellipse (meter) 234
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) 720.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 97
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 33
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.57017
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 19
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 116485951
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-04-18 10:39:19

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 110029281
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-22 22:40:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VIVA.HHZ. 2022-09-22T22:35:37.79 3.0 undecidable manual S 0.4 0
IV.SSFR.HHZ. 2022-09-22T22:35:16.36 3.0 negative manual P 1.05 0
IV.FDMO.HHZ. 2022-09-22T22:35:14.21 0.6 undecidable manual S 302 50.8158 103 0.11 47
IV.RM33.EHZ. 2022-09-22T22:35:13.44 0.6 undecidable manual S 226 45.5211 105 0.69 39
IV.CSP1.EHZ. 2022-09-22T22:35:13.39 0.6 undecidable manual S 315 47.1195 104 0.25 46
IV.MC2.EHZ. 2022-09-22T22:35:11.09 0.6 undecidable manual S 291 37.2294 109 0.48 44
IV.MNTT.EHZ. 2022-09-22T22:35:10.27 0.6 undecidable manual S 357 29.8479 115 1.49 29
IV.CAMP.HHZ. 2022-09-22T22:35:10.00 0.6 undecidable manual S 211 33.2445 112 0.38 45
IV.GIGS.HHZ. 2022-09-22T22:35:10.73 0.6 undecidable manual S 185 37.9287 108 -0.07 48
IV.CING.HHZ. 2022-09-22T22:35:10.64 3.0 undecidable manual P -0.59 0
IV.SMA1.EHZ. 2022-09-22T22:35:09.09 0.6 undecidable manual S 232 29.2485 115 0.46 44
IV.CESI.HHZ. 2022-09-22T22:35:08.88 0.3 undecidable manual P 292 62.493 100 -0.11 69
IV.MML1.EHZ. 2022-09-22T22:35:08.90 0.3 undecidable manual P 304 63.2922 100 -0.22 67
IV.LNSS.HHZ. 2022-09-22T22:35:07.39 0.3 undecidable manual P 246 51.6039 103 0.05 71
IV.MF5.EHZ. 2022-09-22T22:35:07.85 0.6 undecidable manual S 329 25.0527 120 0.2 48
IV.MMO1.EHZ. 2022-09-22T22:35:07.89 0.6 undecidable manual S 297 26.3514 118 -0.06 50
IV.MTRA.EHZ. 2022-09-22T22:35:06.20 0.6 undecidable manual S 257 18.4704 130 0.01 50
IV.OFFI.HHZ. 2022-09-22T22:35:06.54 0.6 undecidable manual S 20 16.6722 133 0.7 43
IV.CSP1.EHZ. 2022-09-22T22:35:06.40 0.1 undecidable manual P 315 47.1195 104 -0.27 91
IV.RM33.EHZ. 2022-09-22T22:35:06.51 0.3 undecidable manual P 226 45.5211 105 0.06 71
IV.TERO.HHZ. 2022-09-22T22:35:06.40 0.3 undecidable manual S 183 18.9699 129 0.09 74
IV.FDMO.HHZ. 2022-09-22T22:35:06.87 0.1 undecidable manual P 302 50.8158 103 -0.36 89
IV.GIGS.HHZ. 2022-09-22T22:35:05.01 0.3 undecidable manual P 185 37.9287 108 -0.31 69
IV.MC2.EHZ. 2022-09-22T22:35:05.12 0.1 undecidable manual P 291 37.2294 109 -0.09 96
IV.GUMA.HHZ. 2022-09-22T22:35:05.26 0.3 undecidable manual P 323 37.629 109 -0.01 73
IV.SMA1.EHZ. 2022-09-22T22:35:04.07 0.1 positive manual P 232 29.2485 115 0 99
IV.MNTT.EHZ. 2022-09-22T22:35:04.50 0.1 undecidable manual P 357 29.8479 115 0.35 93
IV.CAMP.HHZ. 2022-09-22T22:35:04.60 0.1 undecidable manual P 211 33.2445 112 -0.04 98
IV.ASCOL.EHN. 2022-09-22T22:35:03.30 0.6 undecidable manual S 341 6.7932 158 -1.04 36
IV.MMO1.EHZ. 2022-09-22T22:35:03.46 0.1 undecidable manual P 297 26.3514 118 -0.21 96
IV.TRTR.HHE. 2022-09-22T22:35:03.64 0.3 undecidable manual P 86 24.1536 121 0.26 72
IV.MF5.EHZ. 2022-09-22T22:35:03.44 0.1 negative manual P 329 25.0527 120 -0.06 98
IV.TERO.HHZ. 2022-09-22T22:35:02.73 0.3 undecidable manual P 183 18.9699 129 0 76
IV.MTRA.EHZ. 2022-09-22T22:35:02.58 0.1 positive manual P 257 18.4704 130 -0.08 100
IV.OFFI.HHZ. 2022-09-22T22:35:02.48 0.3 undecidable manual P 20 16.6722 133 0.02 76
IV.ASCOL.EHN. 2022-09-22T22:35:00.99 0.1 undecidable manual P 341 6.7932 158 -0.6 89
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTRA.EHN. ML:1.7 0.00026849999999999997 0.42 AML other m 2022-09-22T22:35:06.59
IV.MTRA.EHE. ML:1.4 0.000161 0.34 AML other m 2022-09-22T22:35:06.59
IV.OFFI.HHN. ML:1.8 0.00043000000000000004 1.56 AML other m 2022-09-22T22:35:07.21
IV.MMO1.EHN. ML:1.5 0.000141 1.54 AML other m 2022-09-22T22:35:07.96
IV.OFFI.HHE. ML:1.9 0.00047400000000000003 1 AML other m 2022-09-22T22:35:08.77
IV.MMO1.EHE. ML:1.4 0.0001049 1.56 AML other m 2022-09-22T22:35:09.95
IV.CAMP.HHE. ML:1.1 0.0000441 0.28 AML other m 2022-09-22T22:35:10.15
IV.MC2.EHN. ML:2.0 0.00030000000000000003 0.12 AML other m 2022-09-22T22:35:11.35
IV.MC2.EHE. ML:1.8 0.0002065 0.34 AML other m 2022-09-22T22:35:12.51
IV.FDMO.HHN. ML:1.2 0.0000374 0.38 AML other m 2022-09-22T22:35:14.73
IV.FDMO.HHE. ML:1.1 0.000029049999999999998 0.72 AML other m 2022-09-22T22:35:15.69
IV.CAMP.HHN. ML:0.9 0.00003015 0.46 AML other m 2022-09-22T22:35:17.32
IV.CESI.HHE. ML:1.2 0.0000282 0.24 AML other m 2022-09-22T22:35:18.47
IV.CESI.HHN. ML:1.4 0.00004995 1.74 AML other m 2022-09-22T22:35:18.88
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