Earthquake with magnitude of ML 1.1 on date 22-02-2024 and time 22:51:01 (Italy) in region 1 km SW Castelsantangelo sul Nera (MC)

A magnitude ML 1.1 earthquake occured in region: 1 km SW Castelsantangelo sul Nera (MC), on

  • 22-02-2024 21:51:01 (UTC)
  • 22-02-2024 22:51:01 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8890, 13.1440 at 11 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
Castelsantangelo sul Nera MC 1 281 281
Ussita MC 6 444 725
Visso MC 7 1107 1832
Preci PG 9 724 2556
Norcia PG 11 4957 7513
Bolognola MC 14 142 7655
Montemonaco AP 15 604 8259
Acquacanina MC 16 121 8380
Montegallo AP 16 523 8903
Fiastra MC 17 559 9462
Monte Cavallo MC 17 145 9607
Fiordimonte MC 17 202 9809
Montefortino FM 17 1178 10987
Sellano PG 18 1079 12066
Arquata del Tronto AP 18 1178 13244
Pieve Torina MC 19 1458 14702
Cerreto di Spoleto PG 20 1075 15777
Pievebovigliana MC 20 866 16643

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km E of Foligno (57155 inhabitants)
52 Km W of Teramo (54892 inhabitants)
55 Km NE of Terni (111501 inhabitants)
63 Km NW of L'Aquila (69753 inhabitants)
66 Km E of Perugia (166134 inhabitants)
87 Km SW of Ancona (100861 inhabitants)
92 Km W of Montesilvano (53738 inhabitants)
99 Km W of Pescara (121014 inhabitants)
100 Km NE of Viterbo (67173 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 1.1 2024-02-22
21:51:01
42.8887 13.1438 11 2024-02-22
21:58:22
Sala Sismica INGV-Roma 125459091
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-02-22 21:51:01 ± 0.09
Latitude 42.8887 ± 0.0054
Longitude 13.1438 ± 0.0074
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 125459091

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 609
Semi-minor axis of confidence ellipse (meter) 563
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 181
Circular confidence region, given by single value of horizontal uncertainty (meter) 610.0
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 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.05936
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:1.1

Field Value
Value 1.1
Uncertainty 0.4
Num. used stations 8
Type of magnitude ML
Reference to an origin 125459091
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-02-22 21:58:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GUMA.HHZ. 2024-02-22T21:51:10.88 0.3 undecidable manual S 39 24.753 50 0.51 68
IV.CESI.HHZ. 2024-02-22T21:51:09.96 0.3 undecidable manual S 304 23.3544 50 -0.01 76
IV.CSP1.EHZ. 2024-02-22T21:51:09.69 0.3 undecidable manual S 12 23.0547 50 -0.23 73
IV.FDMO.HHZ. 2024-02-22T21:51:08.16 0.6 undecidable manual S 344 17.0718 122 -0.09 51
IV.MML1.EHZ. 2024-02-22T21:51:07.03 1.0 negative manual P 331 28.5492 50 -0.07 25
IV.MMO1.EHZ. 2024-02-22T21:51:07.60 0.6 undecidable manual S 85 14.9739 126 -0.04 51
IV.SMA1.EHZ. 2024-02-22T21:51:07.44 0.3 undecidable manual P 151 32.6451 50 -0.28 71
IV.NRCA.HHZ. 2024-02-22T21:51:06.00 0.6 undecidable manual S 201 6.5934 149 0.36 49
IV.CSP1.EHZ. 2024-02-22T21:51:06.08 0.6 positive manual P 12 23.0547 50 -0.17 49
IV.CESI.HHZ. 2024-02-22T21:51:06.35 0.3 undecidable manual P 304 23.3544 50 0.07 76
IV.GUMA.HHZ. 2024-02-22T21:51:06.83 0.6 undecidable manual P 39 24.753 50 0.32 48
IV.FDMO.HHZ. 2024-02-22T21:51:05.19 0.6 undecidable manual P 344 17.0718 122 -0.1 51
IV.NRCA.HHZ. 2024-02-22T21:51:04.06 1.0 undecidable manual P 201 6.5934 149 0.28 25
IV.MMO1.EHZ. 2024-02-22T21:51:04.76 0.1 undecidable manual P 85 14.9739 126 -0.18 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.4 0.00037 0.16 AML other m 2024-02-22T21:51:06.12
IV.NRCA.HHN. ML:1.6 0.000568 0.14 AML other m 2024-02-22T21:51:06.11
IV.FDMO.HHN. ML:0.9 0.00006165000000000001 0.28 AML other m 2024-02-22T21:51:08.50
IV.FDMO.HHE. ML:1.0 0.00008065 0.86 AML other m 2024-02-22T21:51:08.23
IV.NRCA.HNE. ML:1.3 0.0002983946 0.128 AML other m 2024-02-22T21:51:06.12
IV.NRCA.HNN. ML:1.6 0.00056746205 0.1408 AML other m 2024-02-22T21:51:06.12
IV.MMO1.EHE. ML:0.6 0.00004169834 0.128 AML other m 2024-02-22T21:51:08.32
IV.MMO1.EHN. ML:0.6 0.00003255452 0.0768 AML other m 2024-02-22T21:51:08.02
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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