Earthquake with magnitude of ML 0.9 on date 31-03-2024 and time 08:17:19 (UTC) in region 5 km NW Ferentillo (TR)

A magnitude ML 0.9 earthquake occured in region: 5 km NW Ferentillo (TR), on

  • 31-03-2024 08:17:19 (UTC)
  • 31-03-2024 10:17:19 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6640, 12.7580 at 10 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
Ferentillo TR 5 1913 1913
Montefranco TR 7 1276 3189
Spoleto PG 8 38218 41407
Scheggino PG 8 461 41868
Arrone TR 9 2763 44631
Sant'Anatolia di Narco PG 10 564 45195
Polino TR 11 233 45428
Terni TR 15 111501 156929
Vallo di Nera PG 15 364 157293
Poggiodomo PG 16 117 157410
Labro RI 16 374 157784
Monteleone di Spoleto PG 16 599 158383
Morro Reatino RI 16 373 158756
Acquasparta TR 18 4778 163534
Campello sul Clitunno PG 18 2442 165976
San Gemini TR 18 5018 170994
Rivodutri RI 18 1253 172247
Colli sul Velino RI 18 533 172780
Castel Ritaldi PG 19 3278 176058
Stroncone TR 20 4917 180975

Municipalities with at least 50000 inhabitants

An earthquake occurred to
15 Km NE of Terni (111501 inhabitants)
33 Km S of Foligno (57155 inhabitants)
58 Km SE of Perugia (166134 inhabitants)
60 Km E of Viterbo (67173 inhabitants)
63 Km NW of L'Aquila (69753 inhabitants)
74 Km N of Guidonia Montecelio (88673 inhabitants)
77 Km W of Teramo (54892 inhabitants)
78 Km N of Tivoli (56533 inhabitants)
89 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 0.9 2024-03-31
08:17:19
42.6635 12.7582 10 2024-03-31
08:43:00
Sala Sismica INGV-Roma 126332741
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-03-31 08:17:19 ± 0.12
Latitude 42.6635 ± 0.0063
Longitude 12.7582 ± 0.0061
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 126332741

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 548
Semi-minor axis of confidence ellipse (meter) 501
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 171
Circular confidence region, given by single value of horizontal uncertainty (meter) 550.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 70
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.38581
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 8
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 126332741
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-03-31 08:43:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MSRU.HHZ. 2024-03-31T08:19:05.95 3.0 undecidable manual Sn -4.05 0
GU.RNCA.HHZ. 2024-03-31T08:19:03.30 3.0 undecidable manual Sg 16.4 0
IV.SALB.HHZ. 2024-03-31T08:18:43.23 3.0 undecidable manual Sn -8.12 0
IV.PTRP.HHZ. 2024-03-31T08:18:42.14 3.0 undecidable manual Sg 3.89 0
IV.MCEL.HHZ. 2024-03-31T08:18:40.53 3.0 undecidable manual Sg 3.85 0
IV.PZUN.HHZ. 2024-03-31T08:18:34.53 3.0 undecidable manual Sg 1.89 0
IV.SCHR.EHZ. 2024-03-31T08:18:31.76 3.0 undecidable manual Sn -9.99 0
IV.CTI.HHZ. 2024-03-31T08:18:18.61 3.0 undecidable manual Pg 7.56 0
IV.ECTS.HHZ. 2024-03-31T08:18:15.24 3.0 positive manual Pn -3.72 0
IV.ARVD.HHZ. 2024-03-31T08:17:57.16 3.0 undecidable manual Sg -1.57 0
IV.CAFE.HHZ. 2024-03-31T08:17:50.39 3.0 undecidable manual Pg 2.68 0
IV.MRB1.HNZ. 2024-03-31T08:17:41.77 3.0 undecidable manual Pn -2.87 0
IV.ASSB.HHZ. 2024-03-31T08:17:33.74 0.1 undecidable manual S 349 42.8238 50 0.11 96
IV.LNSS.HHE. 2024-03-31T08:17:28.55 0.1 undecidable manual S 106 23.9538 112 0.12 99
IV.MOMA.HHZ. 2024-03-31T08:17:28.12 0.3 undecidable manual S 316 21.867 114 0.37 70
ZO.PDN12.EHE. 2024-03-31T08:17:27.46 0.1 undecidable manual S 37 21.6672 114 -0.25 96
IV.ASSB.HHZ. 2024-03-31T08:17:27.45 0.1 undecidable manual P 349 42.8238 50 -0.19 94
IV.MF5.EHZ. 2024-03-31T08:17:27.95 3.0 undecidable manual P -4.56 0
IV.NRCA.HHZ. 2024-03-31T08:17:26.23 0.6 negative manual P 57 34.6431 50 -0.14 48
IV.LRP.EHZ. 2024-03-31T08:17:26.69 3.0 undecidable manual P -1.24 0
IV.CESX.HHZ. 2024-03-31T08:17:25.00 0.1 undecidable manual S 246 15.2736 123 -0.74 84
IV.ARRO.EHZ. 2024-03-31T08:17:24.40 0.1 undecidable manual S 176 9.3795 136 0.26 98
IV.MOMA.HHZ. 2024-03-31T08:17:24.63 0.1 undecidable manual P 316 21.867 114 0.39 94
ZO.PDN12.EHE. 2024-03-31T08:17:24.23 0.3 undecidable manual P 37 21.6672 114 0.01 76
IV.GAVE.EHZ. 2024-03-31T08:17:24.54 0.1 undecidable manual S 74 11.5773 130 -0.15 100
IV.LNSS.HHE. 2024-03-31T08:17:24.52 0.1 undecidable manual P 106 23.9538 112 -0.12 99
IV.CESX.HHZ. 2024-03-31T08:17:23.02 0.3 undecidable manual P 246 15.2736 123 -0.06 76
IV.GAVE.EHZ. 2024-03-31T08:17:22.49 0.6 undecidable manual P 74 11.5773 130 0.01 51
IV.ARRO.EHZ. 2024-03-31T08:17:22.47 0.1 undecidable manual P 176 9.3795 136 0.31 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARRO.EHE. ML:0.8 0.000093488425 0.2 AML other m 2024-03-31T08:17:24.57
IV.ARRO.EHN. ML:0.7 0.00006564080999999999 0.18 AML other m 2024-03-31T08:17:26.19
IV.GAVE.EHN. ML:1.0 0.00011323049999999999 0.22 AML other m 2024-03-31T08:17:27.97
IV.GAVE.EHE. ML:1.0 0.0001109 0.16 AML other m 2024-03-31T08:17:27.54
IV.GAVE.HNE. ML:1.1 0.00013874069999999998 0.24 AML other m 2024-03-31T08:17:26.59
IV.CESX.HHE. ML:0.8 0.000054886289999999996 0.3 AML other m 2024-03-31T08:17:27.28
IV.CESX.HHN. ML:0.8 0.00005390648 0.34 AML other m 2024-03-31T08:17:29.84
IV.ASSB.HHN. ML:0.7 0.000012900135 0.18 AML other m 2024-03-31T08:17:34.73
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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