Earthquake with magnitude of ML 1.1 on date 26-03-2024 and time 01:10:15 (UTC) in region 4 km S Cittareale (RI)

A magnitude ML 1.1 earthquake occured in region: 4 km S Cittareale (RI), on

  • 26-03-2024 01:10:15 (UTC)
  • 26-03-2024 02:10:15 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.5840, 13.1690 at 13 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 4 482 482
Borbona RI 8 617 1099
Posta RI 9 694 1793
Montereale AQ 9 2581 4374
Amatrice RI 11 2657 7031
Capitignano AQ 13 665 7696
Accumoli RI 14 667 8363
Cagnano Amiterno AQ 15 1369 9732
Campotosto AQ 17 542 10274
Leonessa RI 17 2435 12709
Micigliano RI 17 127 12836
Barete AQ 17 737 13573
Monteleone di Spoleto PG 19 599 14172
Pizzoli AQ 19 4326 18498
Antrodoco RI 20 2588 21086
Cascia PG 20 3217 24303

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km NW of L'Aquila (69753 inhabitants)
43 Km E of Terni (111501 inhabitants)
45 Km W of Teramo (54892 inhabitants)
56 Km SE of Foligno (57155 inhabitants)
74 Km NE of Guidonia Montecelio (88673 inhabitants)
75 Km NE of Tivoli (56533 inhabitants)
81 Km W of Montesilvano (53738 inhabitants)
86 Km W of Chieti (51815 inhabitants)
86 Km SE of Perugia (166134 inhabitants)
87 Km W of Pescara (121014 inhabitants)
89 Km E of Viterbo (67173 inhabitants)
95 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 2024-03-26
01:10:15
42.5837 13.1687 13 2024-03-26
01:14:41
Sala Sismica INGV-Roma 126164581
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-03-26 01:10:15 ± 0.08
Latitude 42.5837 ± 0.0036
Longitude 13.1687 ± 0.0049
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 126164581

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 386
Semi-minor axis of confidence ellipse (meter) 135
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 84
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) 94
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
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) 0.08184
Epicentral distance of station farthest from the epicenter (degree) 0.33635
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
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 126164581
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-03-26 01:14:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TERO.HHZ. 2024-03-26T01:10:27.20 0.3 undecidable manual S 83 35.8419 94 -0.34 67
IV.FIAM.HHZ. 2024-03-26T01:10:27.44 0.3 undecidable manual S 187 35.2425 94 0.04 71
IV.NRCA.HHZ. 2024-03-26T01:10:25.41 0.1 undecidable manual S 351 28.0497 96 -0.07 96
IV.MTRA.HNE. 2024-03-26T01:10:24.91 0.3 undecidable manual S 44 26.751 96 -0.21 70
ZO.PDN11.EHZ. 2024-03-26T01:10:23.90 0.1 undecidable manual S 350 22.5552 99 -0.12 96
IV.FIAM.HHZ. 2024-03-26T01:10:22.37 0.1 undecidable manual P 187 35.2425 94 0 96
IV.MMO1.EHZ. 2024-03-26T01:10:22.95 0.6 undecidable manual P 20 37.3293 94 0.26 45
IV.TERO.HHZ. 2024-03-26T01:10:22.34 0.6 negative manual P 83 35.8419 94 -0.11 47
IV.SMA1.EHZ. 2024-03-26T01:10:22.22 0.1 undecidable manual S 69 14.5743 113 0.26 95
IV.NRCA.HHZ. 2024-03-26T01:10:21.29 0.1 positive manual P 351 28.0497 96 0.03 97
IV.LNSS.HHZ. 2024-03-26T01:10:21.00 0.1 undecidable manual S 281 10.6782 127 -0.06 100
IV.MTRA.HNE. 2024-03-26T01:10:21.08 0.1 undecidable manual P 44 26.751 96 0.02 97
ZO.PDN11.EHZ. 2024-03-26T01:10:20.40 0.1 undecidable manual P 350 22.5552 99 -0.02 98
IV.RM33.EHZ. 2024-03-26T01:10:20.40 0.1 undecidable manual S 156 9.0798 133 -0.34 94
IV.SMA1.EHZ. 2024-03-26T01:10:19.55 0.1 positive manual P 69 14.5743 113 0.32 93
IV.LNSS.HHZ. 2024-03-26T01:10:18.93 0.1 negative manual P 281 10.6782 127 0.21 96
IV.RM33.EHZ. 2024-03-26T01:10:18.59 0.1 undecidable manual P 156 9.0798 133 0.06 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHN. ML:1.4 0.00030100000000000005 0.24 AML other m 2024-03-26T01:10:20.56
IV.LNSS.HHE. ML:1.0 0.00011599999999999999 0.64 AML other m 2024-03-26T01:10:21.42
IV.LNSS.HHN. ML:1.0 0.00010339999999999999 0.34 AML other m 2024-03-26T01:10:21.10
IV.RM33.EHE. ML:1.0 0.00011599999999999999 0.44 AML other m 2024-03-26T01:10:21.29
IV.SMA1.EHN. ML:0.9 0.0000772 0.48 AML other m 2024-03-26T01:10:22.33
IV.SMA1.EHE. ML:1.0 0.00008285000000000001 0.52 AML other m 2024-03-26T01:10:22.44
IV.NRCA.HHE. ML:1.2 0.0000722 0.48 AML other m 2024-03-26T01:10:25.82
IV.NRCA.HHN. ML:1.0 0.00004385 0.36 AML other m 2024-03-26T01:10:25.81
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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