Earthquake with magnitude of ML 1.3 on date 22-02-2024 and time 20:51:50 (UTC) in region 4 km E Cerreto di Spoleto (PG)

A magnitude ML 1.3 earthquake occured in region: 4 km E Cerreto di Spoleto (PG), on

  • 22-02-2024 20:51:50 (UTC)
  • 22-02-2024 21:51:50 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8380, 12.9630 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
Cerreto di Spoleto PG 4 1075 1075
Sellano PG 6 1079 2154
Preci PG 8 724 2878
Vallo di Nera PG 11 364 3242
Norcia PG 12 4957 8199
Cascia PG 14 3217 11416
Poggiodomo PG 14 117 11533
Visso MC 15 1107 12640
Campello sul Clitunno PG 15 2442 15082
Sant'Anatolia di Narco PG 16 564 15646
Castelsantangelo sul Nera MC 17 281 15927
Scheggino PG 18 461 16388
Monte Cavallo MC 18 145 16533
Trevi PG 18 8469 25002
Ussita MC 19 444 25446

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km SE of Foligno (57155 inhabitants)
40 Km NE of Terni (111501 inhabitants)
55 Km SE of Perugia (166134 inhabitants)
64 Km W of Teramo (54892 inhabitants)
65 Km NW of L'Aquila (69753 inhabitants)
84 Km NE of Viterbo (67173 inhabitants)
95 Km N of Guidonia Montecelio (88673 inhabitants)
98 Km SW of Ancona (100861 inhabitants)
98 Km N of Tivoli (56533 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 1.3 2024-02-22
20:51:50
42.8385 12.9627 11 2024-02-22
21:00:51
Sala Sismica INGV-Roma 125457391
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-02-22 20:51:50 ± 0.04
Latitude 42.8385 ± 0.0018
Longitude 12.9627 ± 0.0037
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 125457391

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 270
Semi-minor axis of confidence ellipse (meter) 209
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 116
Circular confidence region, given by single value of horizontal uncertainty (meter) 270.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 73
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 20
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.30127
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.1
Num. used stations 10
Type of magnitude ML
Reference to an origin 125457391
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-02-22 21:00:51
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ARRO.EHZ. 2024-02-22T20:52:02.04 0.3 undecidable manual S 209 32.9448 50 0.08 73
IV.ASSB.HHZ. 2024-02-22T20:52:02.18 0.3 undecidable manual S 313 33.4443 50 0.07 73
IV.LNSS.HHZ. 2024-02-22T20:52:00.23 0.3 undecidable manual S 166 26.8509 50 -0.12 73
7F.SIB2.EHZ. 2024-02-22T20:52:00.60 0.3 undecidable manual S 78 28.3494 50 -0.13 73
IV.FDMO.HHZ. 2024-02-22T20:51:59.50 0.3 undecidable manual S 25 24.1536 50 -0.12 74
IV.MC2.EHZ. 2024-02-22T20:51:58.69 0.3 undecidable manual S 66 20.0688 118 0.17 74
IV.CESI.HHZ. 2024-02-22T20:51:58.01 0.3 undecidable manual S 346 19.0698 119 -0.18 74
IV.RM33.EHZ. 2024-02-22T20:51:58.71 3.0 negative manual P 0.04 0
IV.GAVE.EHZ. 2024-02-22T20:51:57.58 0.3 undecidable manual S 199 17.1717 122 -0.05 76
IV.ASSB.HHZ. 2024-02-22T20:51:57.22 0.3 undecidable manual P 313 33.4443 50 -0.03 74
IV.ARRO.EHZ. 2024-02-22T20:51:57.19 0.1 undecidable manual P 209 32.9448 50 0.02 99
IV.NRCA.HHZ. 2024-02-22T20:51:56.16 0.3 undecidable manual S 93 12.3765 131 -0.12 75
IV.LNSS.HHZ. 2024-02-22T20:51:56.18 0.3 undecidable manual P 166 26.8509 50 -0.05 74
7F.SIB2.EHZ. 2024-02-22T20:51:56.47 0.3 undecidable manual P 78 28.3494 50 0.01 75
IV.MMO1.EHZ. 2024-02-22T20:51:56.85 3.0 positive manual P 0.17 0
IV.FDMO.HHZ. 2024-02-22T20:51:55.77 0.1 undecidable manual P 25 24.1536 50 -0.04 100
IV.MC2.EHZ. 2024-02-22T20:51:55.34 0.3 undecidable manual P 66 20.0688 118 0.17 74
IV.CESI.HHZ. 2024-02-22T20:51:55.17 0.1 undecidable manual P 346 19.0698 119 0.18 98
ZO.PDN12.EHZ. 2024-02-22T20:51:54.28 0.1 undecidable manual S 242 4.1958 158 -0.31 98
IV.GAVE.EHZ. 2024-02-22T20:51:54.83 0.1 undecidable manual P 199 17.1717 122 0.16 99
IV.NRCA.HHZ. 2024-02-22T20:51:53.95 0.3 undecidable manual P 93 12.3765 131 0.07 76
ZO.PDN12.EHZ. 2024-02-22T20:51:53.12 0.3 undecidable manual P 242 4.1958 158 0.2 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.3 0.000222 0.42 AML other m 2024-02-22T20:51:56.46
IV.NRCA.HHN. ML:1.2 0.0001725 0.58 AML other m 2024-02-22T20:51:56.55
IV.GAVE.EHN. ML:1.3 0.000168 0.38 AML other m 2024-02-22T20:51:58.31
IV.CESI.HHN. ML:1.4 0.00017199999999999998 0.28 AML other m 2024-02-22T20:51:58.46
IV.CESI.HHE. ML:1.0 0.00008549999999999999 1.16 AML other m 2024-02-22T20:51:58.10
IV.GAVE.EHE. ML:1.3 0.00016450000000000001 0.8 AML other m 2024-02-22T20:51:58.41
IV.FDMO.HHN. ML:1.3 0.00011145000000000001 1.64 AML other m 2024-02-22T20:51:59.00
IV.FDMO.HHE. ML:1.4 0.0001385 0.88 AML other m 2024-02-22T20:52:00.74
IV.MMO1.EHN. ML:1.4 0.00010765 0.42 AML other m 2024-02-22T20:52:01.54
IV.MMO1.EHE. ML:1.2 0.0000729 0.62 AML other m 2024-02-22T20:52:01.97
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