Earthquake with magnitude of ML 0.9 on date 11-03-2024 and time 02:47:16 (Italy) in region 3 km E Amatrice (RI)

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

  • 11-03-2024 01:47:16 (UTC)
  • 11-03-2024 02:47:16 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6240, 13.3210 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
Amatrice RI 3 2657 2657
Campotosto AQ 8 542 3199
Accumoli RI 10 667 3866
Capitignano AQ 12 665 4531
Montereale AQ 13 2581 7112
Cittareale RI 13 482 7594
Cortino TE 15 656 8250
Crognaleto TE 16 1297 9547
Arquata del Tronto AP 17 1178 10725
Acquasanta Terme AP 18 2916 13641
Rocca Santa Maria TE 18 537 14178
Valle Castellana TE 19 977 15155
Barete AQ 19 737 15892
Fano Adriano TE 20 296 16188
Borbona RI 20 617 16805
Cagnano Amiterno AQ 20 1369 18174

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km N of L'Aquila (69753 inhabitants)
32 Km W of Teramo (54892 inhabitants)
56 Km E of Terni (111501 inhabitants)
62 Km SE of Foligno (57155 inhabitants)
69 Km W of Montesilvano (53738 inhabitants)
75 Km W of Pescara (121014 inhabitants)
76 Km W of Chieti (51815 inhabitants)
85 Km NE of Guidonia Montecelio (88673 inhabitants)
85 Km NE of Tivoli (56533 inhabitants)
93 Km SE of Perugia (166134 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 2024-03-11
01:47:16
42.6242 13.3208 11 2024-03-11
01:53:24
Sala Sismica INGV-Roma 125820381
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-03-11 01:47:16 ± 0.09
Latitude 42.6242 ± 0.0054
Longitude 13.3208 ± 0.0073
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 125820381

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 579
Semi-minor axis of confidence ellipse (meter) 189
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 344
Circular confidence region, given by single value of horizontal uncertainty (meter) 580.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 124
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.01259
Epicentral distance of station farthest from the epicenter (degree) 0.27519
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.3
Num. used stations 4
Type of magnitude ML
Reference to an origin 125820381
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-03-11 01:53:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MMO1.EHE. 2024-03-11T01:47:27.21 0.1 undecidable manual S 1 30.5472 91 0 96
IV.NRCA.HHZ. 2024-03-11T01:47:26.39 0.1 undecidable manual S 324 28.6491 91 -0.33 90
IV.LNSS.HHE. 2024-03-11T01:47:25.10 0.3 undecidable manual S 264 23.0547 91 -0.11 72
IV.TERO.HHZ. 2024-03-11T01:47:24.95 0.1 undecidable manual S 90 23.0547 91 -0.28 94
7F.SIB2.EHE. 2024-03-11T01:47:23.19 0.6 undecidable manual P 357 29.6481 91 0.6 43
IV.RM33.EHZ. 2024-03-11T01:47:23.26 0.1 undecidable manual S 214 15.4734 94 0.07 99
IV.MMO1.EHE. 2024-03-11T01:47:23.24 0.3 undecidable manual P 1 30.5472 91 0.51 67
IV.NRCA.HHZ. 2024-03-11T01:47:22.35 0.1 undecidable manual P 324 28.6491 91 -0.09 95
IV.TERO.HHZ. 2024-03-11T01:47:21.58 0.1 positive manual P 90 23.0547 91 0 99
IV.LNSS.HHE. 2024-03-11T01:47:21.55 0.1 undecidable manual P 264 23.0547 91 -0.02 98
IV.SMA1.EHZ. 2024-03-11T01:47:20.31 0.3 undecidable manual S 59 1.3986 171 -0.21 73
IV.RM33.EHZ. 2024-03-11T01:47:20.57 0.6 positive manual P 214 15.4734 94 0.17 49
IV.SMA1.EHZ. 2024-03-11T01:47:19.05 0.1 negative manual P 59 1.3986 171 0.18 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHE. ML:0.9 0.00013812189999999998 0.2 AML other m 2024-03-11T01:47:20.47
IV.SMA1.EHN. ML:0.9 0.00012814878500000003 0.16 AML other m 2024-03-11T01:47:20.36
IV.RM33.EHN. ML:0.6 0.000033672151 0.28 AML other m 2024-03-11T01:47:23.41
IV.NRCA.HNE. ML:1.4 0.00011406174500000001 0.59 AML other m 2024-03-11T01:47:26.07
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