Earthquake with magnitude of ML 1.2 on date 24-09-2023 and time 08:27:01 (UTC) in region 2 km W Ussita (MC)

A magnitude ML 1.2 earthquake occured in region: 2 km W Ussita (MC), on

  • 24-09-2023 08:27:01 (UTC)
  • 24-09-2023 10:27:01 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9510, 13.1150 at 12 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
Ussita MC 2 444 444
Visso MC 3 1107 1551
Castelsantangelo sul Nera MC 7 281 1832
Fiordimonte MC 10 202 2034
Preci PG 10 724 2758
Acquacanina MC 10 121 2879
Fiastra MC 10 559 3438
Bolognola MC 10 142 3580
Monte Cavallo MC 10 145 3725
Pieve Torina MC 12 1458 5183
Pievebovigliana MC 13 866 6049
Muccia MC 16 915 6964
Sellano PG 17 1079 8043
Norcia PG 18 4957 13000
Sarnano MC 18 3264 16264
Montemonaco AP 18 604 16868
Montefortino FM 19 1178 18046
Serravalle di Chienti MC 19 1070 19116

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km E of Foligno (57155 inhabitants)
58 Km NE of Terni (111501 inhabitants)
58 Km NW of Teramo (54892 inhabitants)
62 Km E of Perugia (166134 inhabitants)
71 Km NW of L'Aquila (69753 inhabitants)
81 Km SW of Ancona (100861 inhabitants)
98 Km NW of Montesilvano (53738 inhabitants)
100 Km S of Fano (60888 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 2023-09-24
08:27:01
42.9512 13.1148 12 2023-09-24
08:50:06
Sala Sismica INGV-Roma 121417101
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-24 08:27:01 ± 0.05
Latitude 42.9512 ± 0.0027
Longitude 13.1148 ± 0.0037
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 121417101

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 313
Semi-minor axis of confidence ellipse (meter) 121
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 47
Circular confidence region, given by single value of horizontal uncertainty (meter) 310.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 103
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 26
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) 0.04856
Epicentral distance of station farthest from the epicenter (degree) 0.19515
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 121417101
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-09-24 08:50:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CESI.HHE. 2023-09-24T08:27:09.11 0.6 undecidable manual S 289 18.0708 102 0.09 48
IV.MML1.EHZ. 2023-09-24T08:27:09.52 0.3 undecidable manual S 327 21.4674 98 -0.38 68
IV.PF6.EHE. 2023-09-24T08:27:09.87 0.6 undecidable manual S 17 21.6672 98 -0.1 48
7F.SIB1.EHN. 2023-09-24T08:27:08.03 0.6 undecidable manual S 116 14.0748 112 0.03 50
IV.MMO1.HNN. 2023-09-24T08:27:08.93 0.6 undecidable manual S 108 18.1707 102 -0.11 48
IV.CSP1.EHZ. 2023-09-24T08:27:08.87 0.6 undecidable manual S 25 17.1717 104 0.07 49
7F.SIB2.EHZ. 2023-09-24T08:27:08.47 0.6 undecidable manual S 113 16.7721 105 -0.2 47
IV.NRCA.HHZ. 2023-09-24T08:27:07.44 0.6 undecidable manual S 180 13.0758 116 -0.31 47
7F.SIB3.EHZ. 2023-09-24T08:27:07.96 0.6 undecidable manual S 124 15.1737 109 -0.31 46
IV.FDMO.HHZ. 2023-09-24T08:27:06.91 0.6 undecidable manual S 347 9.6792 129 -0.09 49
IV.FEMA.HNZ. 2023-09-24T08:27:06.05 0.6 undecidable manual S 283 5.3946 149 -0.19 49
IV.MML1.EHZ. 2023-09-24T08:27:06.46 1.0 undecidable manual P 327 21.4674 98 0.03 24
IV.PF6.EHE. 2023-09-24T08:27:06.50 0.1 undecidable manual P 17 21.6672 98 0.03 98
IV.MC2.EHZ. 2023-09-24T08:27:06.79 0.6 undecidable manual S 126 7.4814 139 0.22 48
IT.MTCL.HGZ. 2023-09-24T08:27:06.98 0.6 undecidable manual S 297 10.4784 126 -0.18 49
IV.CSP1.EHZ. 2023-09-24T08:27:05.94 0.3 negative manual P 25 17.1717 104 0.14 73
7F.SIB2.EHZ. 2023-09-24T08:27:05.77 0.1 undecidable manual P 113 16.7721 105 0.04 98
7F.SIB1.EHN. 2023-09-24T08:27:05.52 0.1 undecidable manual P 116 14.0748 112 0.18 96
IV.MMO1.HNN. 2023-09-24T08:27:05.98 0.1 undecidable manual P 108 18.1707 102 0.04 98
IV.NRCA.HHZ. 2023-09-24T08:27:05.14 0.1 undecidable manual P 180 13.0758 116 -0.05 99
7F.SIB3.EHZ. 2023-09-24T08:27:05.46 0.1 undecidable manual P 124 15.1737 109 -0.04 99
IV.CESI.HHE. 2023-09-24T08:27:05.97 0.1 undecidable manual P 289 18.0708 102 0.04 97
IV.MC2.EHZ. 2023-09-24T08:27:04.73 0.1 undecidable manual P 126 7.4814 139 0.22 96
IT.MTCL.HGZ. 2023-09-24T08:27:04.84 0.1 undecidable manual P 297 10.4784 126 -0.02 100
IV.FDMO.HHZ. 2023-09-24T08:27:04.83 1.0 undecidable manual P 347 9.6792 129 0.07 25
IV.FEMA.HNZ. 2023-09-24T08:27:04.50 0.1 undecidable manual P 283 5.3946 149 0.17 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHN. ML:1.1 0.00014549999999999999 0.74 AML other m 2023-09-24T08:27:07.42
IV.FDMO.HHE. ML:1.2 0.0001815 0.16 AML other m 2023-09-24T08:27:07.06
IV.NRCA.HHE. ML:0.9 0.00008124999999999998 1.36 AML other m 2023-09-24T08:27:08.14
IV.NRCA.HHN. ML:1.0 0.00010575000000000001 0.66 AML other m 2023-09-24T08:27:09.49
IV.NRCA.HNE. ML:1.2 0.00014495118 0.1472 AML other m 2023-09-24T08:27:07.52
IV.NRCA.HNN. ML:1.1 0.0001267277 0.0832 AML other m 2023-09-24T08:27:07.63
IV.CSP1.EHE. ML:1.3 0.00014627184999999997 0.16 AML other m 2023-09-24T08:27:10.44
IV.CSP1.EHN. ML:1.4 0.0002092889 0.096 AML other m 2023-09-24T08:27:09.23
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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