Earthquake with magnitude of ML 1.4 on date 31-10-2022 and time 00:34:57 (UTC) in region 2 km SE Palmiano (AP)

A magnitude ML 1.4 earthquake occured in region: 2 km SE Palmiano (AP), on

  • 31-10-2022 00:34:57 (UTC)
  • 31-10-2022 01:34:57 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8920, 13.4750 at 20 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Palmiano AP 2 196 196
Venarotta AP 2 2066 2262
Roccafluvione AP 3 2010 4272
Force AP 8 1354 5626
Comunanza AP 9 3166 8792
Ascoli Piceno AP 9 49407 58199
Rotella AP 10 906 59105
Montefalcone Appennino FM 11 424 59529
Montemonaco AP 12 604 60133
Montefortino FM 12 1178 61311
Montegallo AP 13 523 61834
Montedinove AP 13 488 62322
Smerillo FM 13 365 62687
Castignano AP 13 2796 65483
Amandola FM 14 3629 69112
Santa Vittoria in Matenano FM 14 1330 70442
Acquasanta Terme AP 15 2916 73358
Montelparo FM 15 778 74136
Folignano AP 15 9241 83377
Montalto delle Marche AP 15 2122 85499
Appignano del Tronto AP 16 1785 87284
Monte San Martino MC 16 765 88049
Valle Castellana TE 17 977 89026
Monte Rinaldo FM 18 379 89405
Monteleone di Fermo FM 18 395 89800
Offida AP 18 5058 94858
Maltignano AP 19 2401 97259
Penna San Giovanni MC 19 1108 98367
Ortezzano FM 19 774 99141
Arquata del Tronto AP 20 1178 100319
Castel di Lama AP 20 8634 108953

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km NW of Teramo (54892 inhabitants)
60 Km N of L'Aquila (69753 inhabitants)
63 Km E of Foligno (57155 inhabitants)
69 Km NW of Montesilvano (53738 inhabitants)
77 Km NW of Pescara (121014 inhabitants)
77 Km E of Terni (111501 inhabitants)
81 Km S of Ancona (100861 inhabitants)
83 Km NW of Chieti (51815 inhabitants)
92 Km E of Perugia (166134 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
Reviewed
Rev100
ML 1.4 2022-10-31
00:34:57
42.892 13.4753 20 2022-10-31
00:40:06
Sala Sismica INGV-Roma 111335531
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-10-31 00:34:57 ± 0.15
Latitude 42.8920 ± 0.0054
Longitude 13.4753 ± 0.0074
Depth (km) 20 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 111335531

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 668
Semi-minor axis of confidence ellipse (meter) 206
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 139
Circular confidence region, given by single value of horizontal uncertainty (meter) 670.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 175
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.31836
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.7
Num. used stations 4
Type of magnitude ML
Reference to an origin 111335531
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-10-31 00:40:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATPI.EHZ. 2022-10-31T00:35:30.31 3.0 undecidable manual S 0.26 0
IV.MURB.HHZ. 2022-10-31T00:35:25.54 3.0 undecidable manual S 0.51 0
IV.ARRO.EHZ. 2022-10-31T00:35:21.07 3.0 undecidable manual S 0
IV.ARRO.EHZ. 2022-10-31T00:35:15.15 3.0 undecidable manual P 0
IV.FDMO.HHZ. 2022-10-31T00:35:09.51 0.3 undecidable manual S 297 35.3424 111 0.1 72
IV.CSP1.EHZ. 2022-10-31T00:35:08.47 0.3 undecidable manual S 315 31.1466 114 0.08 72
IV.NRCA.HHZ. 2022-10-31T00:35:08.53 0.3 undecidable manual S 258 30.0477 115 0.41 68
IV.SMA1.EHZ. 2022-10-31T00:35:08.65 0.6 undecidable manual S 202 31.1466 114 0.26 47
IV.MNTT.EHZ. 2022-10-31T00:35:06.66 0.6 undecidable manual S 27 21.2676 126 0.57 44
IV.GUMA.HHZ. 2022-10-31T00:35:06.49 0.6 undecidable manual S 329 22.0668 125 0.22 48
IV.MF5.EHZ. 2022-10-31T00:35:04.02 0.3 undecidable manual S 353 10.6782 148 -0.14 75
IV.MMO1.EHZ. 2022-10-31T00:35:04.20 0.6 undecidable manual S 274 12.0768 145 -0.16 49
IV.NRCA.HHZ. 2022-10-31T00:35:03.43 1.0 negative manual P 258 30.0477 115 -0.01 25
IV.SMA1.EHZ. 2022-10-31T00:35:03.47 0.3 positive manual P 202 31.1466 114 -0.12 73
IV.FDMO.HHZ. 2022-10-31T00:35:03.92 0.3 negative manual P 297 35.3424 111 -0.27 70
IV.CSP1.EHZ. 2022-10-31T00:35:03.32 0.6 negative manual P 315 31.1466 114 -0.28 47
IV.GUMA.HHZ. 2022-10-31T00:35:02.23 0.3 negative manual P 329 22.0668 125 -0.14 74
IV.MNTT.EHZ. 2022-10-31T00:35:02.26 0.1 negative manual P 27 21.2676 126 -0.01 100
IV.MMO1.EHZ. 2022-10-31T00:35:01.04 0.6 positive manual P 274 12.0768 145 -0.23 49
IV.MF5.EHZ. 2022-10-31T00:35:00.86 1.0 positive manual P 353 10.6782 148 -0.29 24
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MMO1.EHN. ML:0.7 0.000033549999999999996 1.34 AML other m 2022-10-31T00:35:04.24
IV.MMO1.EHE. ML:0.9 0.00005275 0.6 AML other m 2022-10-31T00:35:04.24
IV.MURB.HHN. ML:2.1 0.00014800000000000002 0.08 AML other m 2022-10-31T00:35:31.65
IV.MURB.HHE. ML:2.0 0.00010699999999999999 0.08 AML other m 2022-10-31T00:35:34.07
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