Earthquake with magnitude of ML 2.1 on date 05-01-2024 and time 02:04:18 (Italy) in region Costa Laziale (Roma)

A magnitude ML 2.1 earthquake occured in region: Costa Laziale (Roma), on

  • 05-01-2024 01:04:18 (UTC)
  • 05-01-2024 02:04:18 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.7750, 11.7410 at 10 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km S of Civitavecchia (52991 inhabitants)
41 Km W of Fiumicino (78395 inhabitants)
63 Km W of Roma (2864731 inhabitants)
64 Km W of Pomezia (62966 inhabitants)
78 Km SW of Viterbo (67173 inhabitants)
78 Km W of Aprilia (73446 inhabitants)
82 Km W of Anzio (54211 inhabitants)
85 Km W of Guidonia Montecelio (88673 inhabitants)
87 Km W of Velletri (53303 inhabitants)
90 Km W of Tivoli (56533 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 2.1 2024-01-05
01:04:18
41.7752 11.7413 10 2024-01-05
01:14:20
Sala Sismica INGV-Roma 124491041
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-01-05 01:04:18 ± 0.38
Latitude 41.7752 ± 0.0198
Longitude 11.7413 ± 0.0241
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 124491041

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2440
Semi-minor axis of confidence ellipse (meter) 1600
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 38
Circular confidence region, given by single value of horizontal uncertainty (meter) 2440.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 228
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.38
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.20419
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 11
Magnitude information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 124491041
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-01-05 01:14:20
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
MN.VSL.HHZ. 2024-01-05T01:05:37.67 3.0 undecidable manual Sn -2.49 0
MN.VSL.HHZ. 2024-01-05T01:05:04.63 3.0 positive manual Pn 0.34 0
MN.SENA.HHZ. 2024-01-05T01:04:54.29 3.0 negative manual Pn 0.07 0
IV.AGLI.HHZ. 2024-01-05T01:04:51.66 3.0 positive manual Pn -0.36 0
IV.FRON.EHZ. 2024-01-05T01:04:50.93 3.0 undecidable manual Pn 1.57 0
IV.MTCE.HHZ. 2024-01-05T01:04:44.23 1.0 undecidable manual S 71 87.0462 50 -0.08 24
IV.ARCI.HNZ. 2024-01-05T01:04:39.53 0.1 undecidable manual P 350 121.3896 50 0.89 69
IV.CASP.HHZ. 2024-01-05T01:04:39.74 0.3 undecidable manual P 328 133.6662 50 -0.79 53
IV.GIUL.HHZ. 2024-01-05T01:04:39.31 0.6 undecidable manual P 100 127.6722 50 -0.29 42
IV.SACS.HHZ. 2024-01-05T01:04:38.74 1.0 undecidable manual P 7 119.8911 50 0.33 21
IV.MCIV.CHE. 2024-01-05T01:04:37.16 0.3 undecidable manual P 357 111.3996 50 0.06 68
IV.BARO.EHZ. 2024-01-05T01:04:36.72 0.1 undecidable manual S 26 58.2972 50 0.08 100
IV.CERT.HHZ. 2024-01-05T01:04:36.02 0.1 undecidable manual P 79 104.3178 50 0.02 92
IV.LATE.HHE. 2024-01-05T01:04:34.23 1.0 undecidable manual P 3 93.1401 50 -0.05 23
IV.MTCE.HHZ. 2024-01-05T01:04:33.45 0.1 undecidable manual P 71 87.0462 50 0.1 94
IV.SRES.HHZ. 2024-01-05T01:04:33.05 0.1 undecidable manual P 51 81.4518 50 0.57 85
IV.TOLF.HHZ. 2024-01-05T01:04:30.43 1.0 undecidable manual S 34 38.5281 50 -0.92 20
IV.BARO.EHZ. 2024-01-05T01:04:28.47 0.6 undecidable manual P 26 58.2972 50 -0.45 46
IV.TOLF.HHZ. 2024-01-05T01:04:25.18 0.3 positive manual P 34 38.5281 50 -0.68 66
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.TOLF.HHN. ML:2.1 0.000456 1.72 AML other m 2024-01-05T01:04:34.96
IV.TOLF.HHE. ML:2.1 0.000506 1.58 AML other m 2024-01-05T01:04:34.15
IV.BARO.EHN. ML:2.4 0.0005344999999999999 0.46 AML other m 2024-01-05T01:04:39.76
IV.BARO.HNN. ML:2.4 0.0005325 0.46 AML other m 2024-01-05T01:04:39.76
IV.BARO.HNE. ML:2.3 0.000406 1.48 AML other m 2024-01-05T01:04:41.06
IV.BARO.EHE. ML:1.4 0.0000569 0.3 AML other m 2024-01-05T01:04:42.55
IV.SRES.HHE. ML:1.6 0.000058649999999999996 0.78 AML other m 2024-01-05T01:04:46.92
IV.MTCE.HHE. ML:2.0 0.0001205 0.58 AML other m 2024-01-05T01:04:47.14
IV.MTCE.HHN. ML:2.4 0.00029000000000000006 0.48 AML other m 2024-01-05T01:04:47.36
IV.SRES.HHN. ML:1.7 0.00006795000000000001 1 AML other m 2024-01-05T01:04:48.98
IV.CERT.HHE. ML:2.2 0.000131 1.3 AML other m 2024-01-05T01:04:51.74
IV.CERT.HHN. ML:2.0 0.00010375000000000001 0.72 AML other m 2024-01-05T01:04:56.01
IV.SACS.HHN. ML:1.8 0.000048799999999999994 0.62 AML other m 2024-01-05T01:04:57.14
IV.SACS.HHE. ML:2.0 0.00007944999999999999 0.68 AML other m 2024-01-05T01:05:01.08
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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