Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 23-03-2024 and time 02:18:41 (Italy) in region 2 km NE Monte San Martino (MC)

A magnitude ML 1.6 earthquake occured in region: 2 km NE Monte San Martino (MC), on

  • 23-03-2024 01:18:41 (UTC)
  • 23-03-2024 02:18:41 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0490, 13.4580 at 24 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
Monte San Martino MC 2 765 765
Penna San Giovanni MC 3 1108 1873
Santa Vittoria in Matenano FM 5 1330 3203
Servigliano FM 5 2336 5539
Smerillo FM 5 365 5904
Monteleone di Fermo FM 6 395 6299
Montefalcone Appennino FM 7 424 6723
Falerone FM 7 3337 10060
Montelparo FM 7 778 10838
Sant'Angelo in Pontano MC 8 1436 12274
Belmonte Piceno FM 8 646 12920
Monsampietro Morico FM 8 659 13579
Monte Vidon Corrado FM 9 731 14310
Force AP 10 1354 15664
Montappone FM 10 1682 17346
Gualdo MC 10 815 18161
Monte Rinaldo FM 10 379 18540
Montottone FM 11 979 19519
Comunanza AP 11 3166 22685
Amandola FM 11 3629 26314
Montegiorgio FM 11 6851 33165
Massa Fermana FM 12 963 34128
Ortezzano FM 12 774 34902
Sarnano MC 13 3264 38166
Ripe San Ginesio MC 13 852 39018
San Ginesio MC 13 3498 42516
Rotella AP 13 906 43422
Loro Piceno MC 14 2401 45823
Montedinove AP 14 488 46311
Grottazzolina FM 14 3398 49709
Montalto delle Marche AP 14 2122 51831
Monte Vidon Combatte FM 14 433 52264
Magliano di Tenna FM 15 1452 53716
Monte Giberto FM 15 801 54517
Montefortino FM 15 1178 55695
Colmurano MC 15 1263 56958
Mogliano MC 16 4696 61654
Petritoli FM 16 2335 63989
Palmiano AP 17 196 64185
Rapagnano FM 17 2145 66330
Francavilla d'Ete FM 17 964 67294
Cessapalombo MC 18 512 67806
Ponzano di Fermo FM 18 1674 69480
Urbisaglia MC 18 2628 72108
Camporotondo di Fiastrone MC 18 563 72671
Castignano AP 18 2796 75467
Carassai AP 19 1100 76567
Venarotta AP 19 2066 78633
Monte San Pietrangeli FM 19 2458 81091
Petriolo MC 19 1998 83089
Torre San Patrizio FM 20 2048 85137
Montemonaco AP 20 604 85741
Bolognola MC 20 142 85883

Municipalities with at least 50000 inhabitants

An earthquake occurred to
48 Km NW of Teramo (54892 inhabitants)
62 Km E of Foligno (57155 inhabitants)
64 Km S of Ancona (100861 inhabitants)
78 Km N of L'Aquila (69753 inhabitants)
82 Km NW of Montesilvano (53738 inhabitants)
86 Km NE of Terni (111501 inhabitants)
87 Km E of Perugia (166134 inhabitants)
90 Km NW of Pescara (121014 inhabitants)
95 Km SE of Fano (60888 inhabitants)
97 Km NW 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 1.6 2024-03-23
01:18:41		 43.0488 13.4578 24 2024-03-23
01:25:47		 Sala Sismica INGV-Roma 126071001
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-03-23 01:18:41 ± 0.15
Latitude 43.0488 ± 0.0063
Longitude 13.4578 ± 0.0086
Depth (km) 24 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 126071001

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 686
Semi-minor axis of confidence ellipse (meter) 497
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 311
Circular confidence region, given by single value of horizontal uncertainty (meter) 690.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 61
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.26440
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 12
Magnitude information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.4
Num. used stations 18
Type of magnitude ML
Reference to an origin 126071001
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-03-23 01:25:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATFO.HHZ. 2024-03-23T01:18:54.89 3.0 negative manual P -0.54 0
IV.LNSS.HHZ. 2024-03-23T01:18:54.15 3.0 positive manual P 1.49 0
IV.ASSB.HHZ. 2024-03-23T01:18:53.52 3.0 undecidable manual P -0.04 0
IV.FOSV.EHZ. 2024-03-23T01:18:53.32 3.0 negative manual P 0.03 0
IV.ARVD.HHZ. 2024-03-23T01:18:53.69 3.0 negative manual P 0.16 0
7F.SIB2.EHN. 2024-03-23T01:18:51.13 0.3 undecidable manual S 216 21.4674 133 -0.05 74
IV.CESI.HHZ. 2024-03-23T01:18:50.68 3.0 positive manual P 0.12 0
IV.MMO1.EHZ. 2024-03-23T01:18:50.85 0.6 undecidable manual S 213 19.6692 136 0.02 50
IV.TERO.HHZ. 2024-03-23T01:18:50.22 3.0 negative manual P -0.38 0
IV.GUMA.HHZ. 2024-03-23T01:18:49.77 0.6 undecidable manual S 279 10.0788 155 0.42 47
IV.NRCA.HHZ. 2024-03-23T01:18:49.13 3.0 positive manual P -0.05 0
IV.MNTP.HNZ. 2024-03-23T01:18:49.31 0.6 undecidable manual S 5 9.879 155 -0.01 50
IV.MNTT.EHZ. 2024-03-23T01:18:49.37 0.6 undecidable manual S 83 11.2776 152 -0.12 49
IV.SAP2.EHZ. 2024-03-23T01:18:49.09 0.6 undecidable manual S 318 7.0929 162 0.04 51
IV.MML1.EHZ. 2024-03-23T01:18:49.85 3.0 positive manual P 0.04 0
IV.MF5.EHE. 2024-03-23T01:18:48.94 0.6 undecidable manual S 179 6.7932 162 -0.09 50
IV.CADA.HNZ. 2024-03-23T01:18:48.03 0.1 undecidable manual P 57 29.3484 123 0.01 98
7F.SIB3.EHN. 2024-03-23T01:18:47.32 0.1 undecidable manual P 218 24.5532 129 -0.09 97
IV.ASCOL.EHZ. 2024-03-23T01:18:47.71 0.1 undecidable manual P 154 24.3534 129 0.32 93
IV.SMA1.EHZ. 2024-03-23T01:18:47.78 3.0 negative manual P -2.78 0
VM.MRSC.HNE. 2024-03-23T01:18:47.43 0.1 undecidable manual P 79 22.5552 131 0.25 94
IV.OFFI.HHZ. 2024-03-23T01:18:47.31 0.6 negative manual P 124 22.3554 132 0.16 48
IV.GUMA.HHZ. 2024-03-23T01:18:46.13 0.1 undecidable manual P 279 10.0788 155 0.13 99
IV.MMO1.EHZ. 2024-03-23T01:18:46.76 0.1 positive manual P 213 19.6692 136 -0.1 98
7F.SIB2.EHN. 2024-03-23T01:18:46.89 0.1 undecidable manual P 216 21.4674 133 -0.17 96
IV.SAP2.EHZ. 2024-03-23T01:18:45.89 0.3 positive manual P 318 7.0929 162 0.06 76
IV.MF5.EHE. 2024-03-23T01:18:45.71 0.1 undecidable manual P 179 6.7932 162 -0.1 100
IV.MNTP.HNZ. 2024-03-23T01:18:45.76 0.1 undecidable manual P 5 9.879 155 -0.23 97
IV.MNTT.EHZ. 2024-03-23T01:18:45.86 0.1 undecidable manual P 83 11.2776 152 -0.22 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MNTT.EHE. ML:2.1 0.0008435000000000001 0.4 AML other m 2024-03-23T01:18:49.51
IV.GUMA.HHE. ML:2.1 0.0007695000000000001 1.74 AML other m 2024-03-23T01:18:49.04
IV.GUMA.HNE. ML:2.2 0.0009195 1.72 AML other m 2024-03-23T01:18:49.06
IV.GUMA.HHN. ML:2.2 0.0009735000000000001 1.74 AML other m 2024-03-23T01:18:49.08
IV.GUMA.HNN. ML:2.0 0.0006615 1.72 AML other m 2024-03-23T01:18:49.96
IV.MMO1.EHE. ML:1.5 0.00017099999999999998 1.58 AML other m 2024-03-23T01:18:50.98
IV.MMO1.EHN. ML:1.2 0.0000864 0.2 AML other m 2024-03-23T01:18:51.16
IV.MNTT.EHN. ML:2.2 0.0009825 0.42 AML other m 2024-03-23T01:18:51.50
IV.OFFI.HHN. ML:1.7 0.0002515 0.44 AML other m 2024-03-23T01:18:53.05
IV.OFFI.HHE. ML:1.6 0.0001995 0.4 AML other m 2024-03-23T01:18:54.43
IV.NRCA.HHN. ML:1.5 0.000111 0.12 AML other m 2024-03-23T01:18:55.70
IV.NRCA.HHE. ML:1.7 0.00014549999999999999 0.14 AML other m 2024-03-23T01:18:55.64
IV.MML1.EHE. ML:1.2 0.000047 0.18 AML other m 2024-03-23T01:18:56.96
IV.MML1.EHN. ML:1.3 0.00006155 1.76 AML other m 2024-03-23T01:18:56.07
IV.CESI.HHE. ML:1.1 0.000027999999999999996 0.64 AML other m 2024-03-23T01:18:59.10
IV.CESI.HHN. ML:1.2 0.00003905 1 AML other m 2024-03-23T01:19:01.53
IV.FOSV.EHE. ML:1.0 0.00002105 0.36 AML other m 2024-03-23T01:19:03.03
IV.FOSV.EHN. ML:1.0 0.00002245 0.54 AML other m 2024-03-23T01:19:03.13
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