Earthquake with magnitude of ML 0.9 on date 09-03-2023 and time 02:07:46 (UTC) in region 5 km S Fiordimonte (MC)

A magnitude ML 0.9 earthquake occured in region: 5 km S Fiordimonte (MC), on

  • 09-03-2023 02:07:46 (UTC)
  • 09-03-2023 03:07:46 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9960, 13.0980 at 8 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
Fiordimonte MC 5 202 202
Ussita MC 7 444 646
Fiastra MC 7 559 1205
Pieve Torina MC 7 1458 2663
Visso MC 7 1107 3770
Acquacanina MC 7 121 3891
Pievebovigliana MC 8 866 4757
Monte Cavallo MC 8 145 4902
Bolognola MC 11 142 5044
Muccia MC 11 915 5959
Castelsantangelo sul Nera MC 12 281 6240
Preci PG 14 724 6964
Serravalle di Chienti MC 15 1070 8034
Camerino MC 16 6974 15008
Sarnano MC 17 3264 18272
Sellano PG 18 1079 19351
Cessapalombo MC 18 512 19863
Caldarola MC 19 1823 21686

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km E of Foligno (57155 inhabitants)
59 Km E of Perugia (166134 inhabitants)
61 Km NE of Terni (111501 inhabitants)
62 Km NW of Teramo (54892 inhabitants)
76 Km NW of L'Aquila (69753 inhabitants)
77 Km SW of Ancona (100861 inhabitants)
95 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
Bulletin
Rev1000
ML 0.9 2023-03-09
02:07:46
42.9957 13.0982 8 2024-03-01
17:17:59
Bollettino Sismico Italiano INGV 115439751
Reviewed
Rev100
ML 0.9 2023-03-09
02:07:46
42.9988 13.0937 8 2023-03-09
04:19:49
Sala Sismica INGV-Roma 115132031
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-09 02:07:46 ± 0.08
Latitude 42.9957 ± 0.0018
Longitude 13.0982 ± 0.0025
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 115439751

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 219
Semi-minor axis of confidence ellipse (meter) 99
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 209
Circular confidence region, given by single value of horizontal uncertainty (meter) 220.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 93
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.26440
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 11
Type of magnitude ML
Reference to an origin 115439751
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-03-16 15:24:06

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 11
Type of magnitude ML
Reference to an origin 115132031
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-09 04:19:49
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SRES.HHZ. 2023-03-09T02:08:15.99 3.0 undecidable manual S -0.47 0
IV.MF5.EHZ. 2023-03-09T02:07:57.03 0.6 undecidable manual S 92 29.3484 104 0.02 48
IV.MMO1.EHZ. 2023-03-09T02:07:54.24 0.3 undecidable manual S 120 21.4674 109 -0.14 71
7F.SIB1.EHN. 2023-03-09T02:07:53.16 1.0 undecidable manual S 129 17.871 113 -0.07 24
7F.SIB2.EHE. 2023-03-09T02:07:53.86 0.6 undecidable manual S 125 20.3685 110 -0.16 47
IV.NRCA.HHZ. 2023-03-09T02:07:53.21 0.3 undecidable manual S 176 18.0708 113 -0.07 73
IV.MML1.EHZ. 2023-03-09T02:07:52.38 3.0 undecidable manual S -0.29 0
IV.PF6.EHZ. 2023-03-09T02:07:52.80 0.6 undecidable manual Sg 100
IV.CESI.HHZ. 2023-03-09T02:07:52.55 0.3 undecidable manual S 274 15.7731 116 0 74
IV.MF5.EHZ. 2023-03-09T02:07:52.60 0.1 undecidable manual P 92 29.3484 104 0.04 96
IV.GUMA.HNE. 2023-03-09T02:07:51.08 0.1 undecidable manual P 69 20.5683 110 0.19 94
IV.CSP1.EHZ. 2023-03-09T02:07:51.88 0.1 undecidable manual S 39 13.7751 119 -0.05 98
IV.MC2.EHZ. 2023-03-09T02:07:51.79 0.3 undecidable manual S 142 11.877 122 0.41 69
IV.CESI.HHZ. 2023-03-09T02:07:50.00 0.1 undecidable manual P 274 15.7731 116 0.01 99
7F.SIB2.EHE. 2023-03-09T02:07:50.67 0.1 undecidable manual P 125 20.3685 110 -0.17 95
IV.NRCA.HHZ. 2023-03-09T02:07:50.33 0.1 undecidable manual P 176 18.0708 113 -0.08 97
IV.FEMA.HNZ. 2023-03-09T02:07:50.07 0.6 undecidable manual Sg 100
7F.SIB1.EHN. 2023-03-09T02:07:50.37 0.3 undecidable manual P 129 17.871 113 -0.01 74
IT.MTCL.HGZ. 2023-03-09T02:07:50.26 1.0 undecidable manual S 269 7.9809 133 -0.05 25
IV.MMO1.EHZ. 2023-03-09T02:07:50.91 0.6 undecidable manual P 120 21.4674 109 -0.13 48
IV.MC2.EHZ. 2023-03-09T02:07:49.50 0.6 negative manual P 142 11.877 122 0.18 48
IV.FDMO.HHZ. 2023-03-09T02:07:49.46 0.1 undecidable manual S 349 4.5954 149 -0.1 99
IV.CSP1.EHZ. 2023-03-09T02:07:49.65 0.1 positive manual P 39 13.7751 119 0.02 99
IV.MML1.EHZ. 2023-03-09T02:07:49.78 3.0 undecidable manual P -0.25 0
IT.MTCL.HGZ. 2023-03-09T02:07:48.75 0.1 undecidable manual P 269 7.9809 133 0.05 99
IV.FDMO.HHZ. 2023-03-09T02:07:48.30 0.1 undecidable manual P 349 4.5954 149 0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSP1.EHE. ML:1.2 0.0001964705 0.28 AML other m 2023-03-09T02:07:52.68
IV.CESI.HHN. ML:0.3 0.0000178414605 0.1408 AML other m 2023-03-09T02:07:52.80
IV.MML1.EHE. ML:0.8 0.000058976095 0.16 AML other m 2023-03-09T02:07:52.97
IV.MML1.EHN. ML:0.9 0.00007083245499999999 0.12 AML other m 2023-03-09T02:07:52.88
IV.CSP1.EHN. ML:1.0 0.00009841686499999999 0.24 AML other m 2023-03-09T02:07:52.97
IV.MC2.EHN. ML:0.9 0.00010050496 0.1984 AML other m 2023-03-09T02:07:53.22
IV.MC2.EHE. ML:0.7 0.000071907635 0.1392 AML other m 2023-03-09T02:07:54.43
IV.MMO1.EHE. ML:1.0 0.000070464175 0.2192 AML other m 2023-03-09T02:07:54.40
IV.NRCA.HHE. ML:0.6 0.0000374 0.5 AML other m 2023-03-09T02:07:54.35
IV.MMO1.EHN. ML:0.9 0.000057719574999999994 0.12 AML other m 2023-03-09T02:07:54.69
IV.NRCA.HHN. ML:0.8 0.000058450000000000005 0.12 AML other m 2023-03-09T02:07:54.74
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