Earthquake with magnitude of ML 1.8 on date 15-09-2023 and time 03:33:15 (Italy) in region 2 km W Sant'Angelo in Pontano (MC)

A magnitude ML 1.8 earthquake occured in region: 2 km W Sant'Angelo in Pontano (MC), on

  • 15-09-2023 01:33:15 (UTC)
  • 15-09-2023 03:33:15 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0960, 13.3700 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.

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 2 1436 1436
Gualdo MC 4 815 2251
San Ginesio MC 5 3498 5749
Ripe San Ginesio MC 5 852 6601
Penna San Giovanni MC 6 1108 7709
Colmurano MC 8 1263 8972
Sarnano MC 9 3264 12236
Falerone FM 9 3337 15573
Loro Piceno MC 9 2401 17974
Cessapalombo MC 9 512 18486
Monte San Martino MC 9 765 19251
Camporotondo di Fiastrone MC 9 563 19814
Montappone FM 9 1682 21496
Monte Vidon Corrado FM 10 731 22227
Servigliano FM 10 2336 24563
Massa Fermana FM 11 963 25526
Urbisaglia MC 11 2628 28154
Smerillo FM 12 365 28519
Caldarola MC 13 1823 30342
Amandola FM 13 3629 33971
Belforte del Chienti MC 13 1886 35857
Santa Vittoria in Matenano FM 13 1330 37187
Mogliano MC 14 4696 41883
Belmonte Piceno FM 14 646 42529
Montefalcone Appennino FM 14 424 42953
Monteleone di Fermo FM 14 395 43348
Montegiorgio FM 14 6851 50199
Tolentino MC 14 20069 70268
Monsampietro Morico FM 16 659 70927
Comunanza AP 16 3166 74093
Montelparo FM 16 778 74871
Bolognola MC 16 142 75013
Petriolo MC 16 1998 77011
Montefortino FM 17 1178 78189
Serrapetrona MC 17 966 79155
Acquacanina MC 17 121 79276
Francavilla d'Ete FM 18 964 80240
Force AP 18 1354 81594
Montottone FM 18 979 82573
Magliano di Tenna FM 18 1452 84025
Fiastra MC 19 559 84584
Monte Rinaldo FM 19 379 84963
Grottazzolina FM 19 3398 88361
Pollenza MC 19 6618 94979
Rapagnano FM 20 2145 97124

Municipalities with at least 50000 inhabitants

An earthquake occurred to
56 Km NW of Teramo (54892 inhabitants)
56 Km E of Foligno (57155 inhabitants)
59 Km S of Ancona (100861 inhabitants)
80 Km E of Perugia (166134 inhabitants)
83 Km N of L'Aquila (69753 inhabitants)
84 Km NE of Terni (111501 inhabitants)
88 Km SE of Fano (60888 inhabitants)
91 Km NW of Montesilvano (53738 inhabitants)
98 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 1.8 2023-09-15
01:33:15
43.096 13.3697 25 2023-09-15
01:39:16
Sala Sismica INGV-Roma 121064781
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-15 01:33:15 ± 0.12
Latitude 43.0960 ± 0.0063
Longitude 13.3697 ± 0.0062
Depth (km) 25 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 121064781

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 595
Semi-minor axis of confidence ellipse (meter) 425
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 27
Circular confidence region, given by single value of horizontal uncertainty (meter) 600.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 112
Number of associated phases, regardless of their use for origin computation 28
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) 0.50812
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 12
Magnitude information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 26
Type of magnitude ML
Reference to an origin 121064781
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-09-15 01:39:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MPAG.EHZ. 2023-09-15T01:33:39.69 3.0 undecidable manual S -0.39 0
IV.SMA1.EHZ. 2023-09-15T01:33:33.59 3.0 undecidable manual S -0.09 0
IV.ATFO.HHZ. 2023-09-15T01:33:28.69 3.0 negative manual P 0.1 0
IV.ATCC.EHZ. 2023-09-15T01:33:27.04 3.0 negative manual P -0.06 0
IV.ARVD.HHZ. 2023-09-15T01:33:26.38 0.3 undecidable manual P 322 56.3991 107 0.17 66
IV.FOSV.EHZ. 2023-09-15T01:33:26.22 3.0 positive manual P 0.09 0
IV.ASSB.HHZ. 2023-09-15T01:33:26.96 3.0 positive manual P 0.16 0
IV.TERO.HHZ. 2023-09-15T01:33:25.83 3.0 undecidable manual P -0.4 0
IV.MNTT.EHZ. 2023-09-15T01:33:25.45 0.1 undecidable manual S 102 18.6702 138 0.35 93
IV.MMO1.EHZ. 2023-09-15T01:33:25.71 0.3 undecidable manual S 189 22.0668 133 -0.02 73
IV.SMA1.EHZ. 2023-09-15T01:33:25.26 3.0 undecidable manual P -0.39 0
IV.PF6.EHZ. 2023-09-15T01:33:24.43 0.3 undecidable manual S 288 14.9739 145 -0.04 74
IV.MF5.EHZ. 2023-09-15T01:33:24.41 0.3 undecidable manual S 149 14.0748 147 0.07 75
IV.CSP1.EHZ. 2023-09-15T01:33:24.43 0.3 undecidable manual S 268 13.3755 148 0.19 72
IV.NRCA.HHZ. 2023-09-15T01:33:23.37 0.1 positive manual P 216 35.742 118 0.12 94
IV.MML1.EHZ. 2023-09-15T01:33:23.07 0.3 positive manual P 274 32.2455 121 0.28 68
IV.GUMA.HHZ. 2023-09-15T01:33:23.41 0.3 undecidable manual S 217 4.5954 168 0.05 76
IV.SAP2.EHZ. 2023-09-15T01:33:22.99 0.3 undecidable manual S 88 2.3976 174 -0.28 72
IV.CING.HHZ. 2023-09-15T01:33:22.96 0.1 negative manual P 336 34.0437 119 -0.06 96
IV.MMO1.EHZ. 2023-09-15T01:33:21.34 0.1 undecidable manual P 189 22.0668 133 -0.18 95
IV.FDMO.HHZ. 2023-09-15T01:33:21.80 1.0 undecidable manual P 254 23.8539 131 0.08 24
IV.MNTT.EHZ. 2023-09-15T01:33:21.09 0.1 undecidable manual P 102 18.6702 138 -0.07 98
IV.GUMA.HHZ. 2023-09-15T01:33:20.05 0.1 undecidable manual P 217 4.5954 168 -0.11 100
IV.CSP1.EHZ. 2023-09-15T01:33:20.66 0.1 undecidable manual P 268 13.3755 148 0 100
IV.PF6.EHZ. 2023-09-15T01:33:20.66 0.1 undecidable manual P 288 14.9739 145 -0.14 98
IV.MF5.EHZ. 2023-09-15T01:33:20.70 0.1 undecidable manual P 149 14.0748 147 -0.02 100
IV.MNTP.HNZ. 2023-09-15T01:33:20.07 3.0 negative manual P -0.14 0
IV.SAP2.EHZ. 2023-09-15T01:33:19.90 0.1 undecidable manual P 88 2.3976 174 -0.2 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SAP2.EHE. ML:1.8 0.0003885 0.14 AML other m 2023-09-15T01:33:23.45
IV.GUMA.HNE. ML:1.8 0.00043149999999999997 0.14 AML other m 2023-09-15T01:33:23.42
IV.GUMA.HHE. ML:2.1 0.000757 0.22 AML other m 2023-09-15T01:33:23.44
IV.GUMA.HNN. ML:1.9 0.0005715 0.26 AML other m 2023-09-15T01:33:23.42
IV.GUMA.HHN. ML:1.8 0.00036050000000000003 0.16 AML other m 2023-09-15T01:33:23.56
IV.SAP2.EHN. ML:2.2 0.0010899999999999998 0.42 AML other m 2023-09-15T01:33:23.45
IV.CSP1.EHN. ML:1.8 0.000371 0.16 AML other m 2023-09-15T01:33:24.54
IV.MF5.EHN. ML:2.2 0.0009025000000000001 0.3 AML other m 2023-09-15T01:33:24.68
IV.MF5.EHE. ML:2.0 0.0005200000000000001 0.2 AML other m 2023-09-15T01:33:24.61
IV.CSP1.EHE. ML:1.8 0.00034950000000000004 0.4 AML other m 2023-09-15T01:33:24.73
IV.MNTT.EHE. ML:2.1 0.0006599999999999999 0.4 AML other m 2023-09-15T01:33:25.57
IV.MMO1.EHN. ML:2.0 0.0005385 0.88 AML other m 2023-09-15T01:33:26.42
IV.MMO1.EHE. ML:1.9 0.000357 0.84 AML other m 2023-09-15T01:33:26.99
IV.FDMO.HHE. ML:1.8 0.00028000000000000003 0.18 AML other m 2023-09-15T01:33:26.73
IV.FDMO.HHN. ML:1.4 0.000118 0.46 AML other m 2023-09-15T01:33:26.90
IV.MNTT.EHN. ML:2.0 0.000568 0.22 AML other m 2023-09-15T01:33:27.28
IV.CING.HHN. ML:1.4 0.00009035 0.36 AML other m 2023-09-15T01:33:28.72
IV.CING.HHE. ML:1.4 0.0000742 0.34 AML other m 2023-09-15T01:33:28.75
IV.MML1.EHE. ML:1.6 0.000132 0.68 AML other m 2023-09-15T01:33:29.34
IV.MML1.EHN. ML:1.7 0.0001715 0.5 AML other m 2023-09-15T01:33:29.04
IV.NRCA.HHN. ML:1.9 0.00024249999999999999 0.42 AML other m 2023-09-15T01:33:29.44
IV.NRCA.HHE. ML:2.1 0.0004 0.44 AML other m 2023-09-15T01:33:29.40
IV.FOSV.EHN. ML:1.3 0.00004655 1.2 AML other m 2023-09-15T01:33:35.12
IV.FOSV.EHE. ML:1.3 0.000040249999999999996 1.72 AML other m 2023-09-15T01:33:35.99
IV.ASSB.HHN. ML:1.1 0.000024050000000000002 0.2 AML other m 2023-09-15T01:33:36.63
IV.ASSB.HHE. ML:1.1 0.000023350000000000002 0.56 AML other m 2023-09-15T01:33:36.50
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