Earthquake with magnitude of ML 0.9 on date 11-09-2024 and time 21:04:29 (UTC) in region 3 km E Contigliano (RI)

A magnitude ML 0.9 earthquake occured in region: 3 km E Contigliano (RI), on

  • 11-09-2024 21:04:29 (UTC)
  • 11-09-2024 23:04:29 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.4180, 12.8080 at 7 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
Contigliano RI 3 3783 3783
Rieti RI 5 47698 51481
Greccio RI 5 1558 53039
Colli sul Velino RI 9 533 53572
Cantalice RI 10 2755 56327
Cottanello RI 10 563 56890
Monte San Giovanni in Sabina RI 10 714 57604
Montasola RI 11 395 57999
Poggio Bustone RI 12 2055 60054
Rivodutri RI 12 1253 61307
Labro RI 12 374 61681
Cittaducale RI 12 6828 68509
Morro Reatino RI 12 373 68882
Belmonte in Sabina RI 13 636 69518
Configni RI 14 633 70151
Casperia RI 14 1246 71397
Roccantica RI 14 563 71960
Vacone RI 14 256 72216
Stroncone TR 15 4917 77133
Montenero Sabino RI 15 299 77432
Torri in Sabina RI 16 1256 78688
Poggio Catino RI 17 1341 80029
Cantalupo in Sabina RI 18 1685 81714
Concerviano RI 18 291 82005
Montebuono RI 18 883 82888
Torricella in Sabina RI 18 1342 84230
Casaprota RI 18 744 84974
Salisano RI 18 567 85541
Castel Sant'Angelo RI 19 1308 86849
Poggio San Lorenzo RI 19 589 87438
Selci RI 19 1106 88544
Rocca Sinibalda RI 19 815 89359
Arrone TR 19 2763 92122
Tarano RI 19 1444 93566
Polino TR 19 233 93799
Mompeo RI 19 530 94329
Poggio Mirteto RI 20 6315 100644
Calvi dell'Umbria TR 20 1856 102500

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km SE of Terni (111501 inhabitants)
47 Km N of Guidonia Montecelio (88673 inhabitants)
49 Km W of L'Aquila (69753 inhabitants)
50 Km N of Tivoli (56533 inhabitants)
58 Km E of Viterbo (67173 inhabitants)
61 Km S of Foligno (57155 inhabitants)
64 Km NE of Roma (2864731 inhabitants)
78 Km W of Teramo (54892 inhabitants)
81 Km N of Velletri (53303 inhabitants)
84 Km SE of Perugia (166134 inhabitants)
86 Km NE of Fiumicino (78395 inhabitants)
87 Km N of Pomezia (62966 inhabitants)
91 Km E of Civitavecchia (52991 inhabitants)
92 Km N of Aprilia (73446 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 2024-09-11
21:04:29
42.4178 12.8075 7 2024-09-11
21:13:38
Sala Sismica INGV-Roma 131367291
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-09-11 21:04:29 ± 0.07
Latitude 42.4178 ± 0.0027
Longitude 12.8075 ± 0.0049
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 131367291

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 389
Semi-minor axis of confidence ellipse (meter) 232
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 91
Circular confidence region, given by single value of horizontal uncertainty (meter) 390.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 125
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.70597
Number of stations at which the event was observed 11
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 6
Type of magnitude ML
Reference to an origin 131367291
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-09-11 21:13:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HPAC.HHZ. 2024-09-11T21:06:13.96 3.0 undecidable manual Pg 20.59 0
IV.AGST.EHZ. 2024-09-11T21:06:05.63 3.0 positive manual Pg 18.77 0
IV.MML1.EHZ. 2024-09-11T21:04:53.94 0.6 undecidable manual S 10 78.366 50 0.44 41
IV.NRCA.HHZ. 2024-09-11T21:04:46.54 0.3 undecidable manual S 28 52.503 50 -0.06 71
IV.FOSV.EHZ. 2024-09-11T21:04:43.84 3.0 undecidable manual S 0
IV.MML1.EHZ. 2024-09-11T21:04:43.39 0.3 undecidable manual P 10 78.366 50 0.14 66
IV.FOSV.EHZ. 2024-09-11T21:04:42.38 3.0 undecidable manual P 0
IV.FIAM.HNZ. 2024-09-11T21:04:40.10 0.3 undecidable manual S 123 30.3474 103 0.01 74
IV.GAVE.EHZ. 2024-09-11T21:04:40.39 0.1 undecidable manual S 13 31.2465 103 0 99
IV.CESX.HHN. 2024-09-11T21:04:39.44 0.6 undecidable manual S 320 27.75 104 0.21 48
IV.LNSS.HHZ. 2024-09-11T21:04:39.32 0.3 undecidable manual S 43 27.9498 104 0.03 74
IV.NRCA.HHZ. 2024-09-11T21:04:38.76 0.3 undecidable manual P 28 52.503 50 -0.51 64
IT.MMP1.HGN. 2024-09-11T21:04:36.26 0.3 undecidable manual S 195 19.3695 110 -0.16 73
IV.ARRO.EHZ. 2024-09-11T21:04:36.00 0.3 undecidable manual S 349 18.1707 111 -0.06 75
IV.LNSS.HHZ. 2024-09-11T21:04:35.14 0.1 undecidable manual P 43 27.9498 104 0.09 98
IV.GAVE.EHZ. 2024-09-11T21:04:35.42 0.1 undecidable manual P 13 31.2465 103 -0.27 94
IV.FIAM.HNZ. 2024-09-11T21:04:35.65 0.1 undecidable manual P 123 30.3474 103 0.14 97
IV.CESX.HHN. 2024-09-11T21:04:34.96 0.3 undecidable manual P 320 27.75 104 -0.06 74
IV.ARRO.EHZ. 2024-09-11T21:04:33.26 0.1 undecidable manual P 349 18.1707 111 0.07 100
IT.MMP1.HGN. 2024-09-11T21:04:33.51 0.1 undecidable manual P 195 19.3695 110 0.11 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARRO.EHN. ML:0.8 0.00004835 0.2 AML other m 2024-09-11T21:04:38.56
IV.ARRO.EHE. ML:0.6 0.0000373 1 AML other m 2024-09-11T21:04:39.55
IV.LNSS.HHN. ML:1.1 0.0000772 1.46 AML other m 2024-09-11T21:04:40.08
IV.LNSS.HHE. ML:1.1 0.0000712 1.54 AML other m 2024-09-11T21:04:40.98
IV.GAVE.EHN. ML:1.0 0.0000465 0.8 AML other m 2024-09-11T21:04:42.06
IV.GAVE.EHE. ML:1.0 0.00005115 0.8 AML other m 2024-09-11T21:04:42.44
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