Earthquake with magnitude of ML 1.1 on date 19-02-2024 and time 21:59:57 (UTC) in region 2 km NW Cittareale (RI)

A magnitude ML 1.1 earthquake occured in region: 2 km NW Cittareale (RI), on

  • 19-02-2024 21:59:57 (UTC)
  • 19-02-2024 22:59:57 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6370, 13.1500 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
Cittareale RI 2 482 482
Accumoli RI 10 667 1149
Amatrice RI 12 2657 3806
Posta RI 13 694 4500
Borbona RI 14 617 5117
Cascia PG 14 3217 8334
Montereale AQ 15 2581 10915
Monteleone di Spoleto PG 16 599 11514
Leonessa RI 17 2435 13949
Capitignano AQ 18 665 14614
Norcia PG 18 4957 19571
Poggiodomo PG 19 117 19688
Arquata del Tronto AP 19 1178 20866

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km NW of L'Aquila (69753 inhabitants)
42 Km E of Terni (111501 inhabitants)
46 Km W of Teramo (54892 inhabitants)
51 Km SE of Foligno (57155 inhabitants)
79 Km NE of Guidonia Montecelio (88673 inhabitants)
80 Km NE of Tivoli (56533 inhabitants)
81 Km SE of Perugia (166134 inhabitants)
83 Km W of Montesilvano (53738 inhabitants)
89 Km E of Viterbo (67173 inhabitants)
89 Km W of Pescara (121014 inhabitants)
89 Km W of Chieti (51815 inhabitants)
99 Km NE 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 2024-02-19
21:59:57
42.6372 13.1495 11 2024-02-19
22:12:35
Sala Sismica INGV-Roma 125382711
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-02-19 21:59:57 ± 0.12
Latitude 42.6372 ± 0.0036
Longitude 13.1495 ± 0.0086
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 125382711

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 552
Semi-minor axis of confidence ellipse (meter) 541
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 103
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) 106
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.08723
Epicentral distance of station farthest from the epicenter (degree) 0.36962
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 125382711
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-02-19 22:12:35
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MMO1.EHZ. 2024-02-19T22:00:09.02 0.1 undecidable manual S 26 32.4453 91 0.3 93
IV.FIAM.HHZ. 2024-02-19T22:00:05.23 0.1 undecidable manual P 184 41.0256 91 -0.12 94
IV.NRCA.HHZ. 2024-02-19T22:00:05.71 0.1 undecidable manual S 353 21.9669 92 -0.21 93
IV.MMO1.EHZ. 2024-02-19T22:00:04.04 0.1 undecidable manual P 26 32.4453 91 0.01 97
IV.SMA1.EHZ. 2024-02-19T22:00:04.03 0.1 undecidable manual S 93 15.1737 99 -0.09 100
IV.NRCA.HHZ. 2024-02-19T22:00:02.34 0.1 undecidable manual P 353 21.9669 92 -0.06 97
IV.LNSS.HHZ. 2024-02-19T22:00:02.87 0.1 undecidable manual S 247 9.6792 124 0.11 100
IV.SMA1.EHZ. 2024-02-19T22:00:01.40 0.1 undecidable manual P 93 15.1737 99 0.03 99
IV.LNSS.HHZ. 2024-02-19T22:00:00.71 0.1 undecidable manual P 247 9.6792 124 0.13 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHE. ML:1.3 0.0002385 0.12 AML other m 2024-02-19T22:00:03.07
IV.LNSS.HHN. ML:1.1 0.00014165 1.18 AML other m 2024-02-19T22:00:03.11
IV.SMA1.EHE. ML:0.9 0.00007095 0.3 AML other m 2024-02-19T22:00:04.50
IV.SMA1.EHN. ML:0.7 0.000044 0.3 AML other m 2024-02-19T22:00:04.68
IV.NRCA.HHN. ML:1.1 0.00008405 0.14 AML other m 2024-02-19T22:00:05.82
IV.NRCA.HHE. ML:1.4 0.0001615 0.16 AML other m 2024-02-19T22:00:05.96
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