Earthquake with magnitude of ML 1.0 on date 11-10-2023 and time 11:29:50 (Italy) in region 1 km N Sarnano (MC)

A magnitude ML 1.0 earthquake occured in region: 1 km N Sarnano (MC), on

  • 11-10-2023 09:29:50 (UTC)
  • 11-10-2023 11:29:50 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0430, 13.3030 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Sarnano MC 1 3264 3264
Gualdo MC 4 815 4079
San Ginesio MC 7 3498 7577
Amandola FM 8 3629 11206
Bolognola MC 8 142 11348
Cessapalombo MC 8 512 11860
Sant'Angelo in Pontano MC 10 1436 13296
Penna San Giovanni MC 10 1108 14404
Camporotondo di Fiastrone MC 10 563 14967
Acquacanina MC 11 121 15088
Monte San Martino MC 11 765 15853
Montefortino FM 12 1178 17031
Fiastra MC 12 559 17590
Caldarola MC 12 1823 19413
Ripe San Ginesio MC 12 852 20265
Smerillo FM 12 365 20630
Comunanza AP 13 3166 23796
Montefalcone Appennino FM 14 424 24220
Colmurano MC 14 1263 25483
Belforte del Chienti MC 15 1886 27369
Falerone FM 16 3337 30706
Servigliano FM 16 2336 33042
Santa Vittoria in Matenano FM 16 1330 34372
Montemonaco AP 16 604 34976
Loro Piceno MC 17 2401 37377
Montappone FM 17 1682 39059
Ussita MC 17 444 39503
Monte Vidon Corrado FM 17 731 40234
Fiordimonte MC 17 202 40436
Serrapetrona MC 18 966 41402
Force AP 18 1354 42756
Pievebovigliana MC 18 866 43622
Urbisaglia MC 18 2628 46250
Monteleone di Fermo FM 18 395 46645
Massa Fermana FM 19 963 47608
Tolentino MC 19 20069 67677
Montelparo FM 19 778 68455

Municipalities with at least 50000 inhabitants

An earthquake occurred to
50 Km E of Foligno (57155 inhabitants)
54 Km NW of Teramo (54892 inhabitants)
66 Km S of Ancona (100861 inhabitants)
75 Km E of Perugia (166134 inhabitants)
76 Km NE of Terni (111501 inhabitants)
77 Km N of L'Aquila (69753 inhabitants)
91 Km NW of Montesilvano (53738 inhabitants)
92 Km S of Fano (60888 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 1.0 2023-10-11
09:29:50
43.043 13.3032 24 2023-10-11
09:35:40
Sala Sismica INGV-Roma 121981891
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-10-11 09:29:50 ± 0.14
Latitude 43.0430 ± 0.0045
Longitude 13.3032 ± 0.0074
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 121981891

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 627
Semi-minor axis of confidence ellipse (meter) 131
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 69
Circular confidence region, given by single value of horizontal uncertainty (meter) 630.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 130
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.03058
Epicentral distance of station farthest from the epicenter (degree) 0.29408
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:1.0

Field Value
Value 1.0
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 121981891
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-10-11 09:35:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHZ. 2023-10-11T09:30:01.11 0.6 undecidable manual S 214 27.8499 124 -0.1 48
IV.FDMO.HHZ. 2023-10-11T09:29:59.07 0.1 undecidable manual S 268 17.5713 139 -0.07 98
7F.SIB1.EHE. 2023-10-11T09:29:59.11 0.1 undecidable manual S 189 16.6722 141 0.12 96
IV.MC2.EHE. 2023-10-11T09:29:59.25 0.1 undecidable manual S 212 17.2716 139 0.15 95
7F.SIB2.EHE. 2023-10-11T09:29:58.81 0.1 undecidable manual S 180 16.872 140 -0.22 95
IV.CSP1.EHZ. 2023-10-11T09:29:57.97 0.6 undecidable manual S 304 9.6792 155 -0.02 50
IV.CESI.HHZ. 2023-10-11T09:29:57.23 0.1 positive manual P 263 32.6451 119 0.05 96
IV.NRCA.HHZ. 2023-10-11T09:29:56.49 0.6 positive manual P 214 27.8499 124 -0.06 48
7F.SIB2.EHE. 2023-10-11T09:29:55.08 0.1 undecidable manual P 180 16.872 140 -0.21 95
IV.MC2.EHE. 2023-10-11T09:29:55.39 0.1 undecidable manual P 212 17.2716 139 0.06 98
IV.FDMO.HHZ. 2023-10-11T09:29:55.27 0.1 positive manual P 268 17.5713 139 -0.09 97
7F.SIB1.EHE. 2023-10-11T09:29:55.31 0.1 undecidable manual P 189 16.6722 141 0.04 98
IV.CSP1.EHZ. 2023-10-11T09:29:54.73 0.1 negative manual P 304 9.6792 155 0.04 100
IV.GUMA.HHZ. 2023-10-11T09:29:54.63 0.1 negative manual P 50 3.3966 171 0.22 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSP1.EHE. ML:1.4 0.0001476 0.56 AML other m 2023-10-11T09:29:58.12
IV.CSP1.EHN. ML:1.4 0.00017050000000000002 0.08 AML other m 2023-10-11T09:29:58.11
IV.FDMO.HHE. ML:1.0 0.00005595 0.18 AML other m 2023-10-11T09:29:59.18
IV.FDMO.HHN. ML:0.7 0.00002615 0.6 AML other m 2023-10-11T09:29:59.46
IV.NRCA.HHN. ML:1.0 0.00004195 0.14 AML other m 2023-10-11T09:30:01.30
IV.NRCA.HHE. ML:1.2 0.0000642 0.46 AML other m 2023-10-11T09:30:01.95
IV.CESI.HHN. ML:0.9 0.000028949999999999996 0.2 AML other m 2023-10-11T09:30:03.30
IV.CESI.HHE. ML:0.8 0.000017899999999999998 0.86 AML other m 2023-10-11T09:30:03.80
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