Earthquake with magnitude of ML 1.2 on date 28-09-2023 and time 08:24:25 (Italy) in region 4 km NE Sant'Angelo in Pontano (MC)

A magnitude ML 1.2 earthquake occured in region: 4 km NE Sant'Angelo in Pontano (MC), on

  • 28-09-2023 06:24:25 (UTC)
  • 28-09-2023 08:24:25 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1240, 13.4250 at 27 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
Sant'Angelo in Pontano MC 4 1436 1436
Montappone FM 4 1682 3118
Falerone FM 4 3337 6455
Loro Piceno MC 5 2401 8856
Monte Vidon Corrado FM 5 731 9587
Ripe San Ginesio MC 5 852 10439
Massa Fermana FM 5 963 11402
Colmurano MC 7 1263 12665
Servigliano FM 7 2336 15001
Penna San Giovanni MC 7 1108 16109
Mogliano MC 8 4696 20805
San Ginesio MC 9 3498 24303
Urbisaglia MC 9 2628 26931
Montegiorgio FM 9 6851 33782
Gualdo MC 9 815 34597
Belmonte Piceno FM 10 646 35243
Monte San Martino MC 10 765 36008
Petriolo MC 11 1998 38006
Francavilla d'Ete FM 12 964 38970
Monteleone di Fermo FM 12 395 39365
Monsampietro Morico FM 12 659 40024
Camporotondo di Fiastrone MC 13 563 40587
Santa Vittoria in Matenano FM 13 1330 41917
Magliano di Tenna FM 13 1452 43369
Smerillo FM 13 365 43734
Cessapalombo MC 14 512 44246
Sarnano MC 14 3264 47510
Rapagnano FM 14 2145 49655
Grottazzolina FM 14 3398 53053
Monte San Pietrangeli FM 15 2458 55511
Montottone FM 15 979 56490
Montelparo FM 15 778 57268
Tolentino MC 15 20069 77337
Montefalcone Appennino FM 15 424 77761
Corridonia MC 16 15430 93191
Belforte del Chienti MC 16 1886 95077
Caldarola MC 16 1823 96900
Torre San Patrizio FM 16 2048 98948
Monte Rinaldo FM 17 379 99327
Amandola FM 17 3629 102956
Monte Giberto FM 17 801 103757
Pollenza MC 17 6618 110375
Ortezzano FM 18 774 111149
Comunanza AP 18 3166 114315
Monte San Giusto MC 19 8191 122506
Force AP 19 1354 123860
Monte Vidon Combatte FM 19 433 124293
Ponzano di Fermo FM 19 1674 125967
Macerata MC 20 42473 168440
Petritoli FM 20 2335 170775

Municipalities with at least 50000 inhabitants

An earthquake occurred to
55 Km S of Ancona (100861 inhabitants)
56 Km NW of Teramo (54892 inhabitants)
62 Km E of Foligno (57155 inhabitants)
84 Km E of Perugia (166134 inhabitants)
86 Km N of L'Aquila (69753 inhabitants)
87 Km SE of Fano (60888 inhabitants)
89 Km NE of Terni (111501 inhabitants)
90 Km NW of Montesilvano (53738 inhabitants)
97 Km SE of Pesaro (94582 inhabitants)
98 Km NW of Pescara (121014 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 1.2 2023-09-28
06:24:25
43.1242 13.4252 27 2023-09-28
06:34:28
Sala Sismica INGV-Roma 121532851
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-28 06:24:25 ± 0.15
Latitude 43.1242 ± 0.0036
Longitude 13.4252 ± 0.0086
Depth (km) 27 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 121532851

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 673
Semi-minor axis of confidence ellipse (meter) 259
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 250
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) 204
Number of associated phases, regardless of their use for origin computation 37
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.36872
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 5
Type of magnitude ML
Reference to an origin 121532851
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-09-28 06:34:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.MGRO.HHZ. 2023-09-28T06:26:17.47 3.0 undecidable manual Sg 15.2 0
IV.EPOZ.HHZ. 2023-09-28T06:26:06.09 3.0 positive manual Pg 16.01 0
IV.PIPA.HHZ. 2023-09-28T06:25:52.93 3.0 negative manual Pg 17.440001 0
IV.GRI.EHZ. 2023-09-28T06:25:51.59 3.0 positive manual Pg 10.78 0
GU.TRAV.HHZ. 2023-09-28T06:25:45.07 3.0 undecidable manual Pg 19.209999 0
TV.SU26.HHZ. 2023-09-28T06:25:43.12 3.0 positive manual Pn 1.54 0
IV.CPOZ.HNZ. 2023-09-28T06:25:39.24 3.0 undecidable manual Sn 0.5 0
GU.GRAM.HHZ. 2023-09-28T06:25:33.61 3.0 undecidable manual Sn 5.93 0
IV.MIGL.HHZ. 2023-09-28T06:25:29.40 3.0 positive manual Pg 8.26 0
IX.PGN3.HHZ.02 2023-09-28T06:25:28.10 3.0 undecidable manual Pg 10.99 0
GU.CANO.HHZ. 2023-09-28T06:25:17.44 3.0 undecidable manual Pn 2.48 0
IV.TOLF.HHZ. 2023-09-28T06:25:07.66 3.0 undecidable manual S 0.37 0
IV.RMP.HHZ. 2023-09-28T06:25:07.26 3.0 undecidable manual S -3.02 0
IV.BRSN.HNZ. 2023-09-28T06:24:57.01 3.0 undecidable manual S -0.7 0
IV.TOLF.HHZ. 2023-09-28T06:24:48.52 3.0 undecidable manual P 0.68 0
IV.GUMA.HHZ. 2023-09-28T06:24:43.09 3.0 undecidable manual S 1.74 0
IV.NRCA.HHZ. 2023-09-28T06:24:40.17 0.3 undecidable manual S 218 40.9257 117 0.12 74
IV.MML1.EHZ. 2023-09-28T06:24:39.29 0.3 undecidable manual S 268 36.741 120 0.22 73
IV.CING.HNE. 2023-09-28T06:24:38.16 0.1 undecidable manual S 326 33.5442 123 -0.17 98
IV.EL6.EHE. 2023-09-28T06:24:38.82 0.3 undecidable manual S 311 34.6431 122 0.23 74
7F.SIB1.EHE. 2023-09-28T06:24:37.25 0.6 undecidable manual S 206 28.4493 128 0.03 51
7F.SIB2.EHE. 2023-09-28T06:24:36.79 0.3 undecidable manual S 201 27.6501 129 -0.28 73
IV.MMO1.HNE. 2023-09-28T06:24:36.71 0.3 undecidable manual S 198 26.1516 131 -0.05 77
IV.MF5.EHZ. 2023-09-28T06:24:35.19 0.3 undecidable manual S 170 15.3735 147 0.34 74
IV.NRCA.HHZ. 2023-09-28T06:24:34.06 0.6 negative manual P 218 40.9257 117 0.12 49
IV.CSP1.EHZ. 2023-09-28T06:24:34.97 0.3 undecidable manual S 259 18.1707 142 -0.32 73
IV.PP3.EHZ. 2023-09-28T06:24:34.96 3.0 negative manual P 0.13 0
IV.EL6.EHE. 2023-09-28T06:24:33.17 0.3 undecidable manual P 311 34.6431 122 0.07 76
IV.MML1.EHZ. 2023-09-28T06:24:33.46 0.1 undecidable manual P 268 36.741 120 0.08 100
IV.CING.HNE. 2023-09-28T06:24:33.22 1.0 undecidable manual P 326 33.5442 123 0.27 24
7F.SIB3.EHE. 2023-09-28T06:24:32.48 0.6 undecidable manual P 205 30.3474 126 -0.08 51
7F.SIB1.EHE. 2023-09-28T06:24:32.29 0.3 undecidable manual P 206 28.4493 128 -0.02 77
7F.SIB2.EHE. 2023-09-28T06:24:32.08 0.3 undecidable manual P 201 27.6501 129 -0.14 75
IV.MMO1.HNE. 2023-09-28T06:24:31.94 0.3 undecidable manual P 198 26.1516 131 -0.11 76
IV.CSP1.EHZ. 2023-09-28T06:24:31.09 0.3 positive manual P 259 18.1707 142 -0.11 77
IV.MF5.EHZ. 2023-09-28T06:24:31.14 0.3 undecidable manual P 170 15.3735 147 0.19 76
IV.ARVD.HHZ. 2023-09-28T06:24:27.60 3.0 negative manual P 0.11 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.5 0.000078 0.14 AML other m 2023-09-28T06:24:40.40
IV.NRCA.HHN. ML:1.2 0.00003895 0.14 AML other m 2023-09-28T06:24:40.36
IV.MML1.EHE. ML:0.9 0.00002353172 0.1824 AML other m 2023-09-28T06:24:39.80
IV.MML1.EHN. ML:1.1 0.000035393095 0.2208 AML other m 2023-09-28T06:24:39.40
IV.NRCA.HNE. ML:1.6 0.000102206665 0.2976 AML other m 2023-09-28T06:24:41.31
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