Earthquake with magnitude of ML 0.5 on date 30-10-2021 and time 00:08:55 (UTC) in region 3 km SW San Ginesio (MC)

A magnitude ML 0.5 earthquake occured in region: 3 km SW San Ginesio (MC), on

  • 30-10-2021 00:08:55 (UTC)
  • 30-10-2021 02:08:55 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0870, 13.2890 at 23 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
San Ginesio MC 3 3498 3498
Cessapalombo MC 4 512 4010
Gualdo MC 5 815 4825
Camporotondo di Fiastrone MC 5 563 5388
Sarnano MC 6 3264 8652
Caldarola MC 8 1823 10475
Sant'Angelo in Pontano MC 9 1436 11911
Ripe San Ginesio MC 9 852 12763
Belforte del Chienti MC 10 1886 14649
Colmurano MC 10 1263 15912
Acquacanina MC 11 121 16033
Bolognola MC 11 142 16175
Penna San Giovanni MC 12 1108 17283
Fiastra MC 12 559 17842
Serrapetrona MC 13 966 18808
Amandola FM 13 3629 22437
Tolentino MC 14 20069 42506
Loro Piceno MC 14 2401 44907
Monte San Martino MC 14 765 45672
Urbisaglia MC 14 2628 48300
Falerone FM 15 3337 51637
Montappone FM 16 1682 53319
Smerillo FM 16 365 53684
Monte Vidon Corrado FM 16 731 54415
Montefortino FM 17 1178 55593
Servigliano FM 17 2336 57929
Pievebovigliana MC 17 866 58795
Massa Fermana FM 17 963 59758
Fiordimonte MC 17 202 59960
Comunanza AP 18 3166 63126
Montefalcone Appennino FM 18 424 63550
San Severino Marche MC 18 12726 76276
Santa Vittoria in Matenano FM 19 1330 77606
Camerino MC 19 6974 84580
Mogliano MC 19 4696 89276
Muccia MC 20 915 90191
Pieve Torina MC 20 1458 91649
Ussita MC 20 444 92093

Municipalities with at least 50000 inhabitants

An earthquake occurred to
50 Km E of Foligno (57155 inhabitants)
58 Km NW of Teramo (54892 inhabitants)
62 Km SW of Ancona (100861 inhabitants)
73 Km E of Perugia (166134 inhabitants)
78 Km NE of Terni (111501 inhabitants)
82 Km N of L'Aquila (69753 inhabitants)
87 Km S of Fano (60888 inhabitants)
95 Km NW of Montesilvano (53738 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 0.5 2021-10-30
00:08:55
43.087 13.2888 23 2021-10-30
00:29:56
Sala Sismica INGV-Roma 97075121
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-10-30 00:08:55 ± 0.14
Latitude 43.0870 ± 0.0045
Longitude 13.2888 ± 0.0062
Depth (km) 23 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 97075121

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 539
Semi-minor axis of confidence ellipse (meter) 60
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 35
Circular confidence region, given by single value of horizontal uncertainty (meter) 540.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 96
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.04137
Epicentral distance of station farthest from the epicenter (degree) 0.29588
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitude information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.3
Num. used stations 5
Type of magnitude ML
Reference to an origin 97075121
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-10-30 00:29:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CING.HNN. 2021-10-30T00:09:07.41 0.3 undecidable manual S 347 32.8449 117 0.36 68
IV.MML1.EHZ. 2021-10-30T00:09:05.86 0.3 undecidable manual S 277 25.8519 125 0.42 67
IV.MC2.EHZ. 2021-10-30T00:09:04.73 0.1 undecidable manual S 203 21.0678 131 0.29 93
IV.MMO1.EHZ. 2021-10-30T00:09:04.22 0.3 undecidable manual S 172 21.0678 131 -0.21 72
IV.FDMO.HHZ. 2021-10-30T00:09:03.56 0.3 undecidable manual S 251 17.2716 138 -0.15 73
IV.MF5.EHZ. 2021-10-30T00:09:03.96 0.1 undecidable manual S 128 17.6712 137 0.17 97
IV.PF6.EHE. 2021-10-30T00:09:02.25 0.1 undecidable manual S 306 9.4794 154 -0.3 95
IV.CSP1.EHZ. 2021-10-30T00:09:02.26 0.3 undecidable manual S 274 6.7932 161 -0.02 76
IV.SAP2.EHZ. 2021-10-30T00:09:02.50 0.3 undecidable manual S 83 8.9799 156 0.01 75
IV.GUMA.HHE. 2021-10-30T00:09:02.26 0.1 undecidable manual S 126 4.5954 167 0.14 100
IV.EL6.EHZ. 2021-10-30T00:09:01.92 0.6 undecidable manual P 331 30.8469 119 0.23 46
IV.CING.HNN. 2021-10-30T00:09:01.86 0.3 undecidable manual P 347 32.8449 117 -0.1 71
IV.MNTT.EHZ. 2021-10-30T00:09:01.13 0.3 undecidable manual P 96 25.0527 126 0.2 71
IV.MML1.EHZ. 2021-10-30T00:09:01.10 1.0 positive manual P 277 25.8519 125 0.07 24
IV.MF5.EHZ. 2021-10-30T00:09:00.01 0.1 undecidable manual P 128 17.6712 137 -0.07 99
IV.MMO1.EHZ. 2021-10-30T00:09:00.14 0.6 positive manual P 172 21.0678 131 -0.31 47
IV.MC2.EHZ. 2021-10-30T00:09:00.45 0.6 negative manual P 203 21.0678 131 -0.01 49
IV.GUMA.HHE. 2021-10-30T00:08:59.04 0.3 undecidable manual P 126 4.5954 167 -0.08 75
IV.PF6.EHE. 2021-10-30T00:08:59.03 0.3 undecidable manual P 306 9.4794 154 -0.33 71
IV.CSP1.EHZ. 2021-10-30T00:08:59.16 0.3 undecidable manual P 274 6.7932 161 -0.05 76
IV.SAP2.EHZ. 2021-10-30T00:08:59.26 0.3 undecidable manual P 83 8.9799 156 -0.07 75
IV.FDMO.HHZ. 2021-10-30T00:08:59.86 0.6 negative manual P 251 17.2716 138 -0.18 49
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSP1.EHE. ML:0.5 0.000019384178 0.1 AML other m 2021-10-30T00:09:02.35
IV.CSP1.EHN. ML:0.5 0.0000209743405 0.08 AML other m 2021-10-30T00:09:02.50
IV.MML1.EHE. ML:0.4 0.000010854752499999998 1.42 AML other m 2021-10-30T00:09:06.33
IV.MML1.EHN. ML:0.5 0.000014134104 0.26 AML other m 2021-10-30T00:09:06.11
IV.MML1.HNN. ML:1.4 0.00009919725 0.56 AML other m 2021-10-30T00:09:06.20
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