Earthquake with magnitude of ML 1.1 on date 27-02-2024 and time 21:19:10 (UTC) in region 3 km NE Spoleto (PG)

A magnitude ML 1.1 earthquake occured in region: 3 km NE Spoleto (PG), on

  • 27-02-2024 21:19:10 (UTC)
  • 27-02-2024 22:19:10 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7490, 12.7680 at 8 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
Spoleto PG 3 38218 38218
Sant'Anatolia di Narco PG 6 564 38782
Scheggino PG 7 461 39243
Campello sul Clitunno PG 8 2442 41685
Vallo di Nera PG 8 364 42049
Castel Ritaldi PG 11 3278 45327
Ferentillo TR 14 1913 47240
Poggiodomo PG 14 117 47357
Trevi PG 14 8469 55826
Cerreto di Spoleto PG 15 1075 56901
Montefranco TR 17 1276 58177
Giano dell'Umbria PG 18 3846 62023
Arrone TR 18 2763 64786
Monteleone di Spoleto PG 19 599 65385
Montefalco PG 19 5679 71064
Acquasparta TR 19 4778 75842
Polino TR 19 233 76075

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km NE of Terni (111501 inhabitants)
24 Km S of Foligno (57155 inhabitants)
50 Km SE of Perugia (166134 inhabitants)
66 Km NE of Viterbo (67173 inhabitants)
68 Km NW of L'Aquila (69753 inhabitants)
77 Km W of Teramo (54892 inhabitants)
83 Km N of Guidonia Montecelio (88673 inhabitants)
87 Km N of Tivoli (56533 inhabitants)
98 Km N of Roma (2864731 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 2024-02-27
21:19:10
42.7492 12.7675 8 2024-02-27
21:34:32
Sala Sismica INGV-Roma 125581901
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-02-27 21:19:10 ± 0.08
Latitude 42.7492 ± 0.0027
Longitude 12.7675 ± 0.0049
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 125581901

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 419
Semi-minor axis of confidence ellipse (meter) 210
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 252
Circular confidence region, given by single value of horizontal uncertainty (meter) 420.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 165
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.13
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.46855
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 125581901
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-02-27 21:34:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TDS.HHZ. 2024-02-27T21:20:27.67 3.0 undecidable manual Pg 15.67 0
IV.VENT.EHZ. 2024-02-27T21:20:20.54 3.0 undecidable manual Sg 4.94 0
OX.MARN.HHZ. 2024-02-27T21:19:51.98 3.0 undecidable manual Pg 5.77 0
IV.RMP.HHZ. 2024-02-27T21:19:48.59 3.0 undecidable manual Sg 0.07 0
IV.CSP1.EHZ. 2024-02-27T21:19:28.03 0.3 undecidable manual S 43 52.0035 50 0.17 70
IV.SMA1.EHZ. 2024-02-27T21:19:27.07 0.6 undecidable manual S 106 48.1185 50 0.25 46
IV.MMO1.EHZ. 2024-02-27T21:19:26.93 0.3 undecidable manual S 70 48.4182 50 0.02 72
IV.FDMO.HHZ. 2024-02-27T21:19:24.94 0.3 undecidable manual S 39 41.1255 50 -0.01 73
IV.NRCA.HHZ. 2024-02-27T21:19:21.46 0.3 undecidable manual S 72 29.748 105 0 75
IV.CESI.HHZ. 2024-02-27T21:19:21.74 0.3 undecidable manual S 21 30.4473 104 0.04 74
IV.SMA1.EHZ. 2024-02-27T21:19:20.14 0.6 undecidable manual P 106 48.1185 50 0.09 48
IV.LNSS.HHZ. 2024-02-27T21:19:20.55 0.3 undecidable manual S 126 27.5502 106 -0.17 73
IV.CSP1.EHZ. 2024-02-27T21:19:20.75 0.3 undecidable manual P 43 52.0035 50 0.1 71
IV.MML1.HNN. 2024-02-27T21:19:19.36 0.3 undecidable manual P 22 43.7229 50 0 73
IV.MMO1.EHZ. 2024-02-27T21:19:19.73 0.1 undecidable manual P 70 48.4182 50 -0.37 90
IV.ARCI.HHZ. 2024-02-27T21:19:19.57 3.0 undecidable manual Pg 0.47 0
IV.FDMO.HHZ. 2024-02-27T21:19:18.88 0.3 undecidable manual P 39 41.1255 50 -0.08 72
IV.ASSB.HHE. 2024-02-27T21:19:17.77 0.6 undecidable manual P 345 33.744 103 0.05 49
IV.CESI.HHZ. 2024-02-27T21:19:17.09 0.1 undecidable manual P 21 30.4473 104 0 100
IV.NRCA.HHZ. 2024-02-27T21:19:16.82 0.1 undecidable manual P 72 29.748 105 -0.13 97
IV.LNSS.HHZ. 2024-02-27T21:19:16.49 0.3 undecidable manual P 126 27.5502 106 -0.03 75
IV.GAVE.EHZ. 2024-02-27T21:19:15.90 0.3 undecidable manual S 121 12.0768 123 0.11 76
IV.CESX.HHZ. 2024-02-27T21:19:15.54 3.0 undecidable manual P 1.31 0
IV.ARRO.EHZ. 2024-02-27T21:19:14.89 0.3 undecidable manual P 180 18.87 112 0.01 76
IV.GAVE.EHZ. 2024-02-27T21:19:13.83 0.1 undecidable manual P 121 12.0768 123 0.15 100
IV.APEC.HHZ. 2024-02-27T21:19:11.37 3.0 undecidable manual P -0.07 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GAVE.EHN. ML:1.2 0.0001985 0.18 AML other m 2024-02-27T21:19:16.77
IV.GAVE.EHE. ML:1.2 0.0001865 1.46 AML other m 2024-02-27T21:19:17.00
IV.LNSS.HHE. ML:1.1 0.00006538433999999999 0.1408 AML other m 2024-02-27T21:19:21.22
IV.LNSS.HHN. ML:1.1 0.0000724314 0.3072 AML other m 2024-02-27T21:19:21.73
IV.NRCA.HHE. ML:1.0 0.000046358105 0.1024 AML other m 2024-02-27T21:19:21.65
IV.NRCA.HHN. ML:1.0 0.00004691392 0.1408 AML other m 2024-02-27T21:19:23.82
IV.SMA1.EHE. ML:1.4 0.00007571863000000001 1.8944 AML other m 2024-02-27T21:19:28.29
IV.SMA1.EHN. ML:1.2 0.000040445015 1.3824 AML other m 2024-02-27T21:19:28.33
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download