Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 15-04-2024 and time 20:23:02 (Italy) in region Montappone (FM)

A magnitude ML 1.6 earthquake occured in region: Montappone (FM), on

  • 15-04-2024 18:23:02 (UTC)
  • 15-04-2024 20:23:02 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1370, 13.4700 at 25 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.

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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
Montappone FM 0 1682 1682
Massa Fermana FM 2 963 2645
Monte Vidon Corrado FM 2 731 3376
Falerone FM 3 3337 6713
Loro Piceno MC 6 2401 9114
Montegiorgio FM 6 6851 15965
Mogliano MC 6 4696 20661
Servigliano FM 6 2336 22997
Sant'Angelo in Pontano MC 7 1436 24433
Belmonte Piceno FM 8 646 25079
Ripe San Ginesio MC 8 852 25931
Francavilla d'Ete FM 8 964 26895
Petriolo MC 10 1998 28893
Magliano di Tenna FM 10 1452 30345
Penna San Giovanni MC 10 1108 31453
Colmurano MC 10 1263 32716
Urbisaglia MC 10 2628 35344
Monsampietro Morico FM 10 659 36003
Rapagnano FM 10 2145 38148
Monte San Pietrangeli FM 11 2458 40606
Monteleone di Fermo FM 11 395 41001
Grottazzolina FM 11 3398 44399
Monte San Martino MC 12 765 45164
Torre San Patrizio FM 13 2048 47212
Montottone FM 13 979 48191
San Ginesio MC 13 3498 51689
Corridonia MC 13 15430 67119
Santa Vittoria in Matenano FM 13 1330 68449
Gualdo MC 13 815 69264
Monte Giberto FM 14 801 70065
Montelparo FM 14 778 70843
Smerillo FM 15 365 71208
Monte Rinaldo FM 15 379 71587
Monte San Giusto MC 15 8191 79778
Ponzano di Fermo FM 16 1674 81452
Ortezzano FM 16 774 82226
Monte Vidon Combatte FM 16 433 82659
Montefalcone Appennino FM 17 424 83083
Camporotondo di Fiastrone MC 17 563 83646
Petritoli FM 17 2335 85981
Tolentino MC 17 20069 106050
Montegranaro FM 17 12990 119040
Cessapalombo MC 17 512 119552
Sarnano MC 18 3264 122816
Pollenza MC 18 6618 129434
Monte Urano FM 18 8353 137787
Macerata MC 18 42473 180260
Belforte del Chienti MC 19 1886 182146
Force AP 19 1354 183500
Amandola FM 20 3629 187129
Caldarola MC 20 1823 188952
Montalto delle Marche AP 20 2122 191074

Municipalities with at least 50000 inhabitants

An earthquake occurred to
54 Km S of Ancona (100861 inhabitants)
56 Km NW of Teramo (54892 inhabitants)
65 Km E of Foligno (57155 inhabitants)
87 Km SE of Fano (60888 inhabitants)
87 Km N of L'Aquila (69753 inhabitants)
88 Km E of Perugia (166134 inhabitants)
89 Km NW of Montesilvano (53738 inhabitants)
93 Km NE of Terni (111501 inhabitants)
96 Km NW of Pescara (121014 inhabitants)
97 Km SE of Pesaro (94582 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 1.6 2024-04-15
18:23:02		 43.1368 13.47 25 2024-04-15
18:32:11		 Sala Sismica INGV-Roma 126765541
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-04-15 18:23:02 ± 0.28
Latitude 43.1368 ± 0.0144
Longitude 13.4700 ± 0.0173
Depth (km) 25 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 126765541

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1221
Semi-minor axis of confidence ellipse (meter) 1043
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 189
Circular confidence region, given by single value of horizontal uncertainty (meter) 1440.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 235
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.36
Epicentral distance of station closest to the epicenter (degree) 0.12321
Epicentral distance of station farthest from the epicenter (degree) 0.59985
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 126765541
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-04-15 18:32:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MML1.EHZ. 2024-04-15T18:23:16.26 0.3 undecidable manual S 267 40.4262 115 0.09 73
IV.NRCA.HHZ. 2024-04-15T18:23:16.91 0.3 undecidable manual S 221 44.3223 113 -0.22 67
IV.ASSB.HHZ. 2024-04-15T18:23:14.32 0.1 negative manual P 261 66.5778 105 0.32 90
IV.MF5.EHZ. 2024-04-15T18:23:11.53 0.3 undecidable manual S 183 16.5723 143 0.41 69
IV.CESI.HHZ. 2024-04-15T18:23:11.45 0.1 undecidable manual P 252 48.1185 111 0.17 95
IV.CSP1.EHZ. 2024-04-15T18:23:11.64 0.3 undecidable manual S 257 22.0668 134 -0.46 69
IV.NRCA.HHZ. 2024-04-15T18:23:10.78 0.1 undecidable manual P 221 44.3223 113 0.03 95
IV.GUMA.HHZ. 2024-04-15T18:23:10.38 0.3 undecidable manual S 233 13.6752 148 -0.31 73
IV.MML1.EHZ. 2024-04-15T18:23:10.32 0.1 undecidable manual P 267 40.4262 115 0.12 97
IV.OFFI.HHZ. 2024-04-15T18:23:07.84 0.1 undecidable manual P 142 28.4493 126 -0.76 79
IV.MF5.EHZ. 2024-04-15T18:23:07.84 0.1 undecidable manual P 183 16.5723 143 0.56 91
IV.GUMA.HHZ. 2024-04-15T18:23:07.15 0.1 undecidable manual P 233 13.6752 148 0.12 100
IV.CSP1.EHZ. 2024-04-15T18:23:07.83 0.1 undecidable manual P 257 22.0668 134 -0.02 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GUMA.HHN. ML:2.0 0.000495 0.28 AML other m 2024-04-15T18:23:10.60
IV.GUMA.HHE. ML:1.7 0.0002825 1.06 AML other m 2024-04-15T18:23:10.85
IV.MF5.EHN. ML:1.3 0.00009995499999999999 0.3 AML other m 2024-04-15T18:23:11.70
IV.MF5.EHE. ML:1.3 0.000094 0.48 AML other m 2024-04-15T18:23:11.65
IV.CSP1.EHN. ML:1.8 0.0002515 1.54 AML other m 2024-04-15T18:23:12.12
IV.CSP1.EHE. ML:1.8 0.0002535 1.32 AML other m 2024-04-15T18:23:12.78
IV.NRCA.HHN. ML:1.8 0.00016599999999999997 0.12 AML other m 2024-04-15T18:23:17.20
IV.NRCA.HHE. ML:1.8 0.000167 0.12 AML other m 2024-04-15T18:23:17.15
IV.CESI.HHN. ML:1.3 0.00004485 0.16 AML other m 2024-04-15T18:23:19.15
IV.CESI.HHE. ML:1.2 0.000041 1.36 AML other m 2024-04-15T18:23:19.07
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