Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.9 on date 30-01-2024 and time 18:58:23 (UTC) in region 3 km NW Micigliano (RI)

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

  • 30-01-2024 18:58:23 (UTC)
  • 30-01-2024 19:58:23 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.4740, 13.0310 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Micigliano RI 3 127 127
Antrodoco RI 7 2588 2715
Posta RI 8 694 3409
Borgo Velino RI 8 972 4381
Castel Sant'Angelo RI 9 1308 5689
Borbona RI 10 617 6306
Cantalice RI 10 2755 9061
Leonessa RI 11 2435 11496
Cittaducale RI 12 6828 18324
Poggio Bustone RI 12 2055 20379
Rivodutri RI 15 1253 21632
Rieti RI 16 47698 69330
Cagnano Amiterno AQ 16 1369 70699
Concerviano RI 17 291 70990
Morro Reatino RI 17 373 71363
Montereale AQ 19 2581 73944
Cittareale RI 19 482 74426
Polino TR 20 233 74659
Labro RI 20 374 75033

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km E of Terni (111501 inhabitants)
33 Km W of L'Aquila (69753 inhabitants)
58 Km NE of Guidonia Montecelio (88673 inhabitants)
59 Km W of Teramo (54892 inhabitants)
60 Km NE of Tivoli (56533 inhabitants)
60 Km SE of Foligno (57155 inhabitants)
76 Km E of Viterbo (67173 inhabitants)
79 Km NE of Roma (2864731 inhabitants)
88 Km SE of Perugia (166134 inhabitants)
90 Km N of Velletri (53303 inhabitants)
92 Km W of Montesilvano (53738 inhabitants)
94 Km W of Chieti (51815 inhabitants)
97 Km W of Pescara (121014 inhabitants)
99 Km NE of Pomezia (62966 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 2024-01-30
18:58:23		 42.4742 13.031 11 2024-01-30
19:07:20		 Sala Sismica INGV-Roma 124954491
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-01-30 18:58:23 ± 0.03
Latitude 42.4742 ± 0.0018
Longitude 13.0310 ± 0.0024
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 124954491

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 194
Semi-minor axis of confidence ellipse (meter) 143
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 33
Circular confidence region, given by single value of horizontal uncertainty (meter) 190.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 135
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.05
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.36423
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 6
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 124954491
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-01-30 19:07:20
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VVLD.HHZ. 2024-01-30T18:58:50.05 3.0 undecidable manual S -0.06 0
IV.SRES.HHZ. 2024-01-30T18:58:41.30 3.0 undecidable manual S 0.43 0
IV.SMA1.EHZ. 2024-01-30T18:58:34.02 0.3 undecidable manual S 55 30.3474 50 0.06 72
IV.ARRO.EHZ. 2024-01-30T18:58:32.49 0.3 undecidable manual S 298 24.6531 50 0.05 73
IV.FIAM.HHZ. 2024-01-30T18:58:32.21 0.6 undecidable manual S 163 23.9538 50 -0.05 49
IV.RM33.EHZ. 2024-01-30T18:58:30.00 0.3 undecidable manual S 75 15.4734 125 0.03 74
IV.NRCA.HHZ. 2024-01-30T18:58:30.93 0.6 negative manual P 10 40.4262 50 -0.12 47
IV.LNSS.HHZ. 2024-01-30T18:58:29.60 0.6 undecidable manual S 3 14.2746 127 -0.03 50
IV.SMA1.EHZ. 2024-01-30T18:58:29.40 0.6 positive manual P 55 30.3474 50 -0.09 48
IV.FIAM.HHZ. 2024-01-30T18:58:28.62 1.0 undecidable manual P 163 23.9538 50 0.11 24
IV.ARRO.EHZ. 2024-01-30T18:58:28.61 0.6 undecidable manual P 298 24.6531 50 0 49
IV.LNSS.HHZ. 2024-01-30T18:58:27.00 0.1 undecidable manual P 3 14.2746 127 0.01 100
IV.RM33.EHZ. 2024-01-30T18:58:27.18 0.1 undecidable manual P 75 15.4734 125 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHE. ML:1.0 0.00010325 0.6 AML other m 2024-01-30T18:58:29.90
IV.RM33.EHE. ML:0.9 0.00006705 0.12 AML other m 2024-01-30T18:58:30.15
IV.LNSS.HHN. ML:1.0 0.000101 0.14 AML other m 2024-01-30T18:58:30.64
IV.RM33.EHN. ML:0.7 0.0000468 1.58 AML other m 2024-01-30T18:58:30.82
IV.ARRO.EHE. ML:0.8 0.000035199999999999995 0.46 AML other m 2024-01-30T18:58:32.19
IV.ARRO.EHN. ML:0.8 0.0000344 0.58 AML other m 2024-01-30T18:58:32.95
IV.SMA1.EHE. ML:1.1 0.00006375 0.2 AML other m 2024-01-30T18:58:34.36
IV.SMA1.EHN. ML:0.9 0.000035000000000000004 0.24 AML other m 2024-01-30T18:58:34.16
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