Earthquake with magnitude of ML 1.3 on date 23-09-2022 and time 05:23:40 (UTC) in region 3 km S Folignano (AP)

A magnitude ML 1.3 earthquake occured in region: 3 km S Folignano (AP), on

  • 23-09-2022 05:23:40 (UTC)
  • 23-09-2022 07:23:40 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7990, 13.6390 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.

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 6 2401 16758
Sant'Egidio alla Vibrata TE 7 9811 26569
Ascoli Piceno AP 8 49407 75976
Campli TE 9 7209 83185
Ancarano TE 9 1857 85042
Castel di Lama AP 10 8634 93676
Appignano del Tronto AP 11 1785 95461
Torano Nuovo TE 12 1611 97072
Colli del Tronto AP 13 3668 100740
Castorano AP 13 2380 103120
Valle Castellana TE 13 977 104097
Sant'Omero TE 14 5243 109340
Nereto TE 15 5242 114582
Bellante TE 15 7152 121734
Roccafluvione AP 15 2010 123744
Venarotta AP 15 2066 125810
Spinetoli AP 15 7215 133025
Rocca Santa Maria TE 16 537 133562
Castignano AP 16 2796 136358
Torricella Sicura TE 16 2641 138999
Offida AP 16 5058 144057
Controguerra TE 16 2436 146493
Corropoli TE 16 5045 151538
Teramo TE 16 54892 206430
Monsampolo del Tronto AP 17 4611 211041
Palmiano AP 18 196 211237
Rotella AP 19 906 212143
Acquasanta Terme AP 19 2916 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 NW of Montesilvano (53738 inhabitants)
53 Km NE of L'Aquila (69753 inhabitants)
60 Km NW of Pescara (121014 inhabitants)
66 Km NW of Chieti (51815 inhabitants)
78 Km E of Foligno (57155 inhabitants)
85 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 1.3 2022-09-23
05:23:40
42.7993 13.639 22 2024-03-01
15:28:21
Bollettino Sismico Italiano INGV 116334221
Reviewed
Rev100
ML 1.5 2022-09-23
05:23:40
42.7947 13.6273 21 2022-09-23
05:28:09
Sala Sismica INGV-Roma 110040591
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-23 05:23:40 ± 0.12
Latitude 42.7993 ± 0.0045
Longitude 13.6390 ± 0.0098
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 116334221

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 677
Semi-minor axis of confidence ellipse (meter) 443
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 88
Circular confidence region, given by single value of horizontal uncertainty (meter) 680.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 174
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 23
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) 0.13939
Epicentral distance of station farthest from the epicenter (degree) 0.43167
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.0
Num. used stations 4
Type of magnitude ML
Reference to an origin 110040591
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-23 05:28:09

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 116334221
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-04-13 09:04:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RM33.HNE. 2022-09-23T05:23:56.43 0.6 undecidable manual S 227 47.3193 106 0.77 39
IV.CSP1.EHZ. 2022-09-23T05:23:56.26 0.6 undecidable manual S 313 47.9187 106 0.44 44
IV.NRCA.HHZ. 2022-09-23T05:23:54.72 0.6 undecidable manual S 275 42.8238 108 0.19 47
IV.GIGS.HHN. 2022-09-23T05:23:53.45 0.6 undecidable manual S 188 38.7279 111 -0.05 49
IV.CAMP.HHZ. 2022-09-23T05:23:52.72 0.6 undecidable manual S 213 34.743 114 0.22 48
IV.SMA1.EHZ. 2022-09-23T05:23:51.68 0.6 undecidable manual S 233 31.0467 117 0.07 49
IV.MMO1.EHZ. 2022-09-23T05:23:50.56 0.6 undecidable manual S 294 27.75 120 -0.27 48
IV.MF5.EHZ. 2022-09-23T05:23:50.62 0.6 undecidable manual S 325 25.4523 123 0.3 48
7F.SIB2.EHE. 2022-09-23T05:23:50.79 0.6 undecidable manual S 291 29.1486 119 -0.36 47
IV.TERO.HHZ. 2022-09-23T05:23:49.19 0.6 undecidable manual S 188 19.7691 131 0.09 51
IV.RM33.HNE. 2022-09-23T05:23:49.23 0.3 undecidable manual P 227 47.3193 106 0.12 72
IV.CSP1.EHZ. 2022-09-23T05:23:49.08 0.1 undecidable manual P 313 47.9187 106 -0.13 95
IV.NRCA.HHZ. 2022-09-23T05:23:48.35 0.1 undecidable manual P 275 42.8238 108 -0.11 96
IV.MTRA.EHZ. 2022-09-23T05:23:48.86 0.6 undecidable manual S 257 20.2686 130 -0.35 48
IV.GIGS.HHN. 2022-09-23T05:23:47.68 0.3 undecidable manual P 188 38.7279 111 -0.19 71
IV.CAMP.HHZ. 2022-09-23T05:23:47.27 0.3 undecidable manual P 213 34.743 114 -0.02 74
IV.SMA1.EHZ. 2022-09-23T05:23:46.76 0.1 undecidable manual P 233 31.0467 117 -0.02 100
7F.SIB2.EHE. 2022-09-23T05:23:46.27 0.1 undecidable manual P 291 29.1486 119 -0.24 96
IV.MMO1.EHZ. 2022-09-23T05:23:46.13 0.1 undecidable manual P 294 27.75 120 -0.19 97
IV.MF5.EHZ. 2022-09-23T05:23:46.14 0.1 negative manual P 325 25.4523 123 0.11 100
IV.MTRA.EHZ. 2022-09-23T05:23:45.23 0.1 undecidable manual P 257 20.2686 130 -0.16 99
IV.TERO.HHZ. 2022-09-23T05:23:45.41 0.3 undecidable manual P 188 19.7691 131 0.08 76
IV.OFFI.HHE. 2022-09-23T05:23:45.26 0.3 undecidable manual P 14 15.4734 139 0.4 72
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTRA.EHN. ML:1.5 0.00017649999999999998 0.42 AML other m 2022-09-23T05:23:49.26
IV.MTRA.EHE. ML:1.5 0.00016700000000000002 0.34 AML other m 2022-09-23T05:23:49.26
IV.NRCA.HHN. ML:1.5 0.00008494999999999999 0.78 AML other m 2022-09-23T05:23:54.86
IV.NRCA.HHE. ML:1.5 0.0000895 0.12 AML other m 2022-09-23T05:23:55.25
IV.MMO1.EHE. ML:1.0 0.000040052925000000006 0.08 AML other m 2022-09-23T05:23:50.88
IV.MMO1.EHN. ML:1.0 0.000045792059999999995 0.16 AML other m 2022-09-23T05:23:51.48
IV.SMA1.EHN. ML:1.0 0.000042277335 0.4608 AML other m 2022-09-23T05:23:53.63
IV.SMA1.EHE. ML:0.8 0.000022953999150000002 0.0576 AML other m 2022-09-23T05:23:51.99
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