Earthquake with magnitude of ML 1.5 on date 17-10-2023 and time 12:41:16 (Italy) in region Costa Marchigiana Fermana (Fermo)

A magnitude ML 1.5 earthquake occured in region: Costa Marchigiana Fermana (Fermo), on

  • 17-10-2023 10:41:16 (UTC)
  • 17-10-2023 12:41:16 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1690, 13.9650 at 10 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
Pedaso FM 13 2800 2800
Porto San Giorgio FM 14 16121 18921
Altidona FM 15 3390 22311
Campofilone FM 16 1916 24227
Lapedona FM 17 1166 25393
Cupra Marittima AP 18 5398 30791
Massignano AP 19 1638 32429
Porto Sant'Elpidio FM 20 26152 58581

Municipalities with at least 50000 inhabitants

An earthquake occurred to
61 Km NE of Teramo (54892 inhabitants)
62 Km SE of Ancona (100861 inhabitants)
74 Km N of Montesilvano (53738 inhabitants)
81 Km N of Pescara (121014 inhabitants)
92 Km N of Chieti (51815 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 1.5 2023-10-17
10:41:16
43.1693 13.9653 10 2023-10-17
10:50:06
Sala Sismica INGV-Roma 122148901
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-10-17 10:41:16 ± 0.47
Latitude 43.1693 ± 0.0180
Longitude 13.9653 ± 0.0308
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 122148901

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2620
Semi-minor axis of confidence ellipse (meter) 1880
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 246
Circular confidence region, given by single value of horizontal uncertainty (meter) 2620.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 300
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.72665
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 122148901
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-10-17 10:50:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
CR.STON.BHZ. 2023-10-17T10:42:38.96 3.0 undecidable manual Sg 10.42 0
IV.IFIL.HHZ. 2023-10-17T10:42:32.75 3.0 positive manual Pg 10.82 0
IV.MBFT.HHZ. 2023-10-17T10:42:31.88 3.0 negative manual Pn 0.26 0
IV.QLNO.HHZ. 2023-10-17T10:42:24.88 3.0 undecidable manual Pn 2.87 0
IV.CSNT.HHZ. 2023-10-17T10:42:24.65 3.0 undecidable manual Sg 4.23 0
IV.MCRV.HHZ. 2023-10-17T10:42:19.10 3.0 undecidable manual Sn -4.85 0
IV.SPS2.HHZ. 2023-10-17T10:42:17.47 3.0 negative manual Pn 1.21 0
IV.PIPA.HHZ. 2023-10-17T10:42:12.76 3.0 undecidable manual Pn -3.24 0
NI.POLC.HHZ. 2023-10-17T10:42:01.75 3.0 negative manual Pn -3.35 0
IV.FIAM.HHZ. 2023-10-17T10:41:51.22 3.0 undecidable manual Sg -2.95 0
IV.MCRV.HHZ. 2023-10-17T10:41:50.94 3.0 undecidable manual Pn -1.9 0
IV.NRCA.HHZ. 2023-10-17T10:41:39.37 0.3 undecidable manual S 242 78.4659 50 -0.5 67
IV.FDMO.HHZ. 2023-10-17T10:41:38.53 0.3 undecidable manual S 259 72.5718 50 0.22 71
IV.TERO.HHZ. 2023-10-17T10:41:36.47 0.3 undecidable manual S 206 67.377 50 -0.44 69
IV.GUMA.HHZ. 2023-10-17T10:41:32.06 0.6 undecidable manual S 257 52.4031 50 -0.85 40
IV.MML1.EHZ. 2023-10-17T10:41:30.25 0.1 undecidable manual P 266 80.6637 50 0.03 98
IV.SMA1.EHZ. 2023-10-17T10:41:29.25 0.1 undecidable manual P 221 78.6657 50 -0.67 83
IV.OFFI.HHN. 2023-10-17T10:41:29.00 0.1 undecidable manual S 221 34.5432 50 0.87 83
IV.NRCA.HHZ. 2023-10-17T10:41:29.37 0.6 undecidable manual P 242 78.4659 50 -0.5 44
IV.TERO.HHZ. 2023-10-17T10:41:28.02 0.1 undecidable manual P 206 67.377 50 -0.15 98
IV.FDMO.HHZ. 2023-10-17T10:41:28.73 0.1 undecidable manual P 259 72.5718 50 -0.25 95
IV.CSP1.EHZ. 2023-10-17T10:41:27.32 0.6 undecidable manual P 262 62.1933 50 -0.05 50
IV.GUMA.HHZ. 2023-10-17T10:41:26.07 0.1 undecidable manual P 257 52.4031 50 0.21 99
IV.MF5.EHZ. 2023-10-17T10:41:25.17 0.1 undecidable manual P 244 45.621 50 0.35 97
IV.MNTT.EHZ. 2023-10-17T10:41:23.13 0.1 undecidable manual P 248 32.2455 50 0.38 99
IV.OFFI.HHN. 2023-10-17T10:41:23.42 0.1 undecidable manual P 221 34.5432 50 0.32 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MNTT.EHN. ML:1.7 0.00020700000000000002 0.54 AML other m 2023-10-17T10:41:29.82
IV.MNTT.EHE. ML:1.5 0.00014900000000000002 0.56 AML other m 2023-10-17T10:41:29.88
IV.FDMO.HHE. ML:1.5 0.000050799999999999995 0.34 AML other m 2023-10-17T10:41:38.80
IV.FDMO.HHN. ML:1.2 0.00002465 1.5 AML other m 2023-10-17T10:41:39.12
IV.NRCA.HHE. ML:1.4 0.00003945 0.72 AML other m 2023-10-17T10:41:39.48
IV.NRCA.HHN. ML:1.4 0.000037 0.36 AML other m 2023-10-17T10:41:40.64
IV.SMA1.EHE. ML:1.2 0.000023800000000000003 0.58 AML other m 2023-10-17T10:41:42.40
IV.SMA1.EHN. ML:1.4 0.000032850000000000006 0.44 AML other m 2023-10-17T10:42:02.55
IV.FIAM.HHE. ML:1.8 0.000046399999999999996 0.96 AML other m 2023-10-17T10:42:04.99
IV.FIAM.HHN. ML:1.8 0.000046 0.86 AML other m 2023-10-17T10:42:04.56
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download