Earthquake with magnitude of ML 1.2 on date 23-10-2018 and time 20:43:44 (Italy) in region 3 km SW San Ginesio (MC)

A magnitude ML 1.2 earthquake occured in region: 3 km SW San Ginesio (MC), on

  • 23-10-2018 18:43:44 (UTC)
  • 23-10-2018 20:43:44 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.09, 13.3 at 26 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Gualdo MC 4 815 4313
Cessapalombo MC 4 512 4825
Sarnano MC 6 3264 8089
Camporotondo di Fiastrone MC 6 563 8652
Sant'Angelo in Pontano MC 8 1436 10088
Caldarola MC 8 1823 11911
Ripe San Ginesio MC 9 852 12763
Colmurano MC 10 1263 14026
Belforte del Chienti MC 10 1886 15912
Penna San Giovanni MC 11 1108 17020
Bolognola MC 12 142 17162
Acquacanina MC 12 121 17283
Amandola FM 13 3629 20912
Fiastra MC 13 559 21471
Monte San Martino MC 13 765 22236
Loro Piceno MC 13 2401 24637
Serrapetrona MC 14 966 25603
Tolentino MC 14 20069 45672
Urbisaglia MC 14 2628 48300
Falerone FM 14 3337 51637
Smerillo FM 15 365 52002
Montappone FM 15 1682 53684
Monte Vidon Corrado FM 16 731 54415
Servigliano FM 16 2336 56751
Massa Fermana FM 16 963 57714
Montefortino FM 16 1178 58892
Comunanza AP 17 3166 62058
Montefalcone Appennino FM 17 424 62482
Pievebovigliana MC 18 866 63348
Santa Vittoria in Matenano FM 18 1330 64678
Fiordimonte MC 18 202 64880
Mogliano MC 19 4696 69576
San Severino Marche MC 19 12726 82302
Monteleone di Fermo FM 19 395 82697
Belmonte Piceno FM 20 646 83343
Camerino MC 20 6974 90317

Municipalities with at least 50000 inhabitants

An earthquake occurred to
51 Km E of Foligno (57155 inhabitants)
58 Km NW of Teramo (54892 inhabitants)
62 Km S of Ancona (100861 inhabitants)
74 Km E of Perugia (166134 inhabitants)
79 Km NE of Terni (111501 inhabitants)
82 Km N of L'Aquila (69753 inhabitants)
87 Km S of Fano (60888 inhabitants)
94 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
Rev 1000 ML 1.2 2018-10-23
18:43:44
43.09 13.3 26 2019-06-04
09:16:14
Bollettino Sismico Italiano INGV 68063691
Rev 100 ML 1.0 2018-10-23
18:43:44
43.08 13.32 29 2018-10-23
19:09:55
Sala Sismica INGV-Roma 62255991
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-10-23 18:43:44 ± 0.39
Latitude 43.09 ± 0.01
Longitude 13.30 ± 0.02
Depth (km) 26 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 68063691

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1849
Semi-minor axis of confidence ellipse (meter) 217
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 74
Circular confidence region, given by single value of horizontal uncertainty (meter) 1850
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 161
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 0.28688
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.4
Num. used stations 10
Type of magnitude ML
Reference to an origin 68063691
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-04-28 17:28:15

ML:1

Field Value
Value 1
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 62255991
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-10-23 19:09:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.EUCT.HNZ. 2018-10-23T18:45:26.20 3.0 undecidable manual Sg 19.57 0
IV.MMGO.HHZ. 2018-10-23T18:45:09.23 3.0 undecidable manual Pn 6.6 0
IV.SARZ.HHZ. 2018-10-23T18:45:08.85 3.0 undecidable manual Sn 1.65 0
GU.REMY.HHZ. 2018-10-23T18:45:04.29 3.0 undecidable manual Pg 17.07 0
IV.CRJA.HHZ. 2018-10-23T18:45:04.10 3.0 positive manual Pn 3.39 0
IV.SPS2.HHZ. 2018-10-23T18:45:03.93 3.0 positive manual Pg 16.48 0
IV.PAOL.HHZ. 2018-10-23T18:45:03.44 3.0 undecidable manual Sg 10.91 0
IV.MTGR.HHZ. 2018-10-23T18:44:57.34 3.0 positive manual Pn -2.28 0
IV.SAMA.HHZ. 2018-10-23T18:44:32.74 3.0 undecidable manual Sn -0.16 0
CR.ZAG.BHZ. 2018-10-23T18:44:18.22 3.0 undecidable manual Pn -0.13 0
IV.BLLA.EHZ. 2018-10-23T18:44:00.97 3.0 undecidable manual S -1.52 0
IV.NRCA.HHZ. 2018-10-23T18:43:57.36 0.6 undecidable manual S 208 0.2869 123 0.29 49
IV.EL6.EHN. 2018-10-23T18:43:57.50 0.6 undecidable manual S 329 0.2824 124 0.54 46
IV.MC2.EHZ. 2018-10-23T18:43:55.20 0.6 undecidable manual S 205 0.1925 136 0.3 50
IV.MF5.EHZ. 2018-10-23T18:43:54.35 0.6 undecidable manual S 130 0.1529 143 0.21 51
IV.MMO1.EHZ. 2018-10-23T18:43:54.50 0.6 undecidable manual S 174 0.188 137 -0.31 50
IV.PF6.EHN. 2018-10-23T18:43:52.61 0.6 undecidable manual S 304 0.0926 156 -0.61 46
IV.EL6.EHN. 2018-10-23T18:43:52.00 0.1 undecidable manual P 329 0.2824 124 0.16 100
IV.NRCA.HHZ. 2018-10-23T18:43:51.86 0.3 positive manual P 208 0.2869 123 -0.05 77
IV.MMO1.EHZ. 2018-10-23T18:43:50.42 0.6 positive manual P 174 0.188 137 -0.18 51
IV.MC2.EHZ. 2018-10-23T18:43:50.75 1.0 undecidable manual P 205 0.1925 136 0.09 26
IV.MF5.EHZ. 2018-10-23T18:43:50.03 1.0 undecidable manual P 130 0.1529 143 -0.19 26
IV.PF6.EHN. 2018-10-23T18:43:49.44 0.3 undecidable manual P 304 0.0926 156 -0.25 77
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MURB.HHN. ML:1.4 3.9998295E-5 0.4608 AML other m 2018-10-23T18:43:49.47
IV.MF5.EHN. ML:0.8 3.730773E-5 0.8192 AML other m 2018-10-23T18:43:54.27
IV.MF5.EHE. ML:0.8 3.441301E-5 0.4 AML other m 2018-10-23T18:43:55.25
IV.MURB.HHE. ML:1.3 3.281252E-5 0.2048 AML other m 2018-10-23T18:43:55.48
IV.NRCA.HNE. ML:1 3.5647085E-5 0.9472 AML other m 2018-10-23T18:43:57.31
IV.NRCA.HHN. ML:0.9 2.2858045E-5 0.1536 AML other m 2018-10-23T18:43:57.73
IV.NRCA.HHE. ML:0.9 3.1258905E-5 0.6784 AML other m 2018-10-23T18:43:57.37
IV.MURB.HNE. ML:1.9 0.0001379884 0.896 AML other m 2018-10-23T18:43:58.92
IV.MURB.HNN. ML:2 0.00015471655 0.64 AML other m 2018-10-23T18:44:04.51
IV.NRCA.HNN. ML:1.6 0.000144091955 0.7296 AML other m 2018-10-23T18:44:08.49
CR.ZAG.BHE. ML:3.2 0.000107999855 0.32 AML other m 2018-10-23T18:44:17.41
CR.ZAG.BHN. ML:3.2 0.000103567605 1.8336 AML other m 2018-10-23T18:44:20.06
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download