Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 20-02-2024 and time 19:03:07 (UTC) in region 1 km SW Genzano di Roma (RM)

A magnitude ML 2.0 earthquake occured in region: 1 km SW Genzano di Roma (RM), on

  • 20-02-2024 19:03:07 (UTC)
  • 20-02-2024 20:03:07 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.7020, 12.6880 at 12 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
Genzano di Roma RM 1 23970 23970
Ariccia RM 3 19407 43377
Lanuvio RM 3 13632 57009
Nemi RM 3 1943 58952
Albano Laziale RM 4 41715 100667
Castel Gandolfo RM 6 8997 109664
Rocca di Papa RM 7 17034 126698
Velletri RM 8 53303 180001
Marino RM 8 43026 223027
Grottaferrata RM 10 20327 243354
Frascati RM 12 22087 265441
Rocca Priora RM 12 11962 277403
Aprilia LT 12 73446 350849
Lariano RM 13 13432 364281
Monte Compatri RM 13 11978 376259
Monte Porzio Catone RM 13 8693 384952
Ciampino RM 13 38412 423364
Ardea RM 16 49183 472547
Colonna RM 16 4287 476834
Pomezia RM 16 62966 539800
San Cesareo RM 16 15153 554953
Cisterna di Latina LT 17 36868 591821
Labico RM 19 6379 598200
Artena RM 19 14276 612476
Zagarolo RM 19 17843 630319
Rocca Massima LT 20 1136 631455
Cori LT 20 11065 642520

Municipalities with at least 50000 inhabitants

An earthquake occurred to
8 Km W of Velletri (53303 inhabitants)
12 Km N of Aprilia (73446 inhabitants)
16 Km E of Pomezia (62966 inhabitants)
27 Km SE of Roma (2864731 inhabitants)
29 Km N of Anzio (54211 inhabitants)
31 Km SW of Tivoli (56533 inhabitants)
32 Km NW of Latina (125985 inhabitants)
33 Km S of Guidonia Montecelio (88673 inhabitants)
38 Km E of Fiumicino (78395 inhabitants)
86 Km SE of Civitavecchia (52991 inhabitants)
93 Km SE of Viterbo (67173 inhabitants)
93 Km SW of L'Aquila (69753 inhabitants)
96 Km S of Terni (111501 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 2.0 2024-02-20
19:03:07		 41.7023 12.6877 12 2024-02-20
19:13:29		 Sala Sismica INGV-Roma 125407621
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-02-20 19:03:07 ± 0.11
Latitude 41.7023 ± 0.0063
Longitude 12.6877 ± 0.0096
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 125407621

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 769
Semi-minor axis of confidence ellipse (meter) 518
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 241
Circular confidence region, given by single value of horizontal uncertainty (meter) 770.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 144
Number of associated phases, regardless of their use for origin computation 43
Number of defining phases 26
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.95688
Number of stations at which the event was observed 36
Number of stations from which data was used for origin computation 20
Magnitude information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 44
Type of magnitude ML
Reference to an origin 125407621
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-02-20 19:13:29
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.GRAM.HHZ. 2024-02-20T19:04:55.25 3.0 undecidable manual Sg 15.07 0
IV.PZUN.HHZ. 2024-02-20T19:04:24.65 3.0 undecidable manual Sg 4.46 0
OX.MARN.HHZ. 2024-02-20T19:04:19.45 3.0 undecidable manual Pg 10.42 0
IV.CMPR.HHZ. 2024-02-20T19:04:13.66 3.0 undecidable manual Sn -2.36 0
IV.SALB.HHZ. 2024-02-20T19:04:04.92 3.0 negative manual Pg 6.55 0
IV.CDRU.HHZ. 2024-02-20T19:03:45.91 3.0 undecidable manual Pn 1.31 0
IV.MTRA.HNZ. 2024-02-20T19:03:44.82 3.0 undecidable manual S -1.64 0
IV.ARRO.EHZ. 2024-02-20T19:03:39.05 3.0 undecidable manual S 0.14 0
IV.MF5.EHZ. 2024-02-20T19:03:35.18 3.0 undecidable manual P 2.76 0
IV.MML1.EHZ. 2024-02-20T19:03:34.06 3.0 undecidable manual P 1.37 0
IV.FDMO.HHZ. 2024-02-20T19:03:33.28 3.0 positive manual P 1.42 0
IV.CESI.HHZ. 2024-02-20T19:03:32.34 3.0 positive manual P 1.22 0
IV.ASSB.HHZ. 2024-02-20T19:03:32.18 3.0 positive manual P 0.69 0
IV.MMO1.EHZ. 2024-02-20T19:03:31.61 3.0 undecidable manual P 0.83 0
IV.FAGN.HHZ. 2024-02-20T19:03:26.11 3.0 undecidable manual P 0
IV.RM33.EHZ. 2024-02-20T19:03:25.78 3.0 negative manual P 0.39 0
IV.INTR.HHZ. 2024-02-20T19:03:24.81 0.6 undecidable manual P 71 106.2159 91 -0.47 39
IV.ARRO.EHZ. 2024-02-20T19:03:24.60 3.0 undecidable manual P -0.44 0
IV.POFI.HHZ. 2024-02-20T19:03:21.83 0.1 undecidable manual P 89 84.8484 91 -0.15 86
IV.BARO.EHZ. 2024-02-20T19:03:21.61 0.3 undecidable manual P 319 80.1642 91 0.36 63
IV.LRP.EHZ. 2024-02-20T19:03:20.56 0.3 undecidable manual P 94 74.7696 91 0.14 66
IV.PTQR.HHZ. 2024-02-20T19:03:19.45 0.6 undecidable manual P 59 68.7756 91 -0.05 45
IV.TOLF.HHZ. 2024-02-20T19:03:19.82 0.3 undecidable manual P 305 69.4749 91 0.2 66
IV.FIAM.HHZ. 2024-02-20T19:03:19.54 0.6 undecidable manual P 29 72.0723 91 -0.47 41
IV.SRES.HHZ. 2024-02-20T19:03:18.51 0.6 undecidable manual P 346 61.0944 91 0.19 45
IV.GUAR.HHZ. 2024-02-20T19:03:17.02 0.1 undecidable manual P 79 52.7028 92 0 94
IV.GIUL.HHZ. 2024-02-20T19:03:16.35 0.1 undecidable manual P 109 49.617 92 -0.21 91
IV.MTCE.HHZ. 2024-02-20T19:03:14.43 0.3 undecidable manual P 7 35.8419 93 0 73
IV.CERT.HHZ. 2024-02-20T19:03:14.57 0.1 undecidable manual P 42 36.6411 93 0.02 96
IV.LATB.EHZ. 2024-02-20T19:03:13.67 0.1 undecidable manual P 135 32.4453 93 -0.24 93
IV.RMP.HHZ. 2024-02-20T19:03:13.50 0.3 undecidable manual S 7 12.2766 119 0.17 73
IV.ROM9.HNZ. 2024-02-20T19:03:12.17 0.1 undecidable manual P 315 19.9689 99 0.18 97
IV.VIVA.HHZ. 2024-02-20T19:03:12.90 0.6 undecidable manual S 52 8.6802 133 0.34 47
IV.SAMA.HNZ. 2024-02-20T19:03:12.44 0.3 undecidable manual S 318 11.6772 121 -0.78 60
IV.RDP.HNZ. 2024-02-20T19:03:12.28 0.3 undecidable manual S 16 6.6933 143 0.07 76
IV.RMP.HHZ. 2024-02-20T19:03:11.10 0.1 negative manual P 7 12.2766 119 0.24 97
IV.LAV9.HNZ. 2024-02-20T19:03:11.93 0.3 undecidable manual S 161 2.8971 163 0.18 75
IV.MA9.HHZ. 2024-02-20T19:03:11.92 0.3 undecidable manual S 342 7.881 137 -0.49 69
IV.MA9.HHZ. 2024-02-20T19:03:10.25 0.1 undecidable manual P 342 7.881 137 -0.08 100
IV.RDP.HNZ. 2024-02-20T19:03:10.43 0.1 undecidable manual P 16 6.6933 143 0.22 98
IV.LAV9.HNZ. 2024-02-20T19:03:10.17 0.1 negative manual P 161 2.8971 163 0.23 99
IV.VIVA.HHZ. 2024-02-20T19:03:10.80 0.3 undecidable manual P 52 8.6802 133 0.38 71
IV.SAMA.HNZ. 2024-02-20T19:03:10.45 0.1 undecidable manual P 318 11.6772 121 -0.34 94
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LATB.EHE. ML:1.4 0.00011999999999999999 0.68 AML other m 2024-02-20T19:03:18.92
IV.MTCE.HHN. ML:1.9 0.0003325 0.3 AML other m 2024-02-20T19:03:20.62
IV.MTCE.HHE. ML:2.0 0.00039600000000000003 0.32 AML other m 2024-02-20T19:03:20.82
IV.TOLF.HHN. ML:1.9 0.0001315 0.94 AML other m 2024-02-20T19:03:22.04
IV.CERT.HNE. ML:2.1 0.0004715 0.48 AML other m 2024-02-20T19:03:22.44
IV.CERT.HHN. ML:1.9 0.0003005 0.64 AML other m 2024-02-20T19:03:22.97
IV.CERT.HNN. ML:1.9 0.00030300000000000005 0.44 AML other m 2024-02-20T19:03:23.67
IV.CERT.HHE. ML:2.1 0.000454 1.52 AML other m 2024-02-20T19:03:24.93
IV.LATB.EHN. ML:1.2 0.00007525000000000001 0.3 AML other m 2024-02-20T19:03:24.38
IV.GIUL.HHE. ML:2.1 0.0003555 0.34 AML other m 2024-02-20T19:03:24.97
IV.GIUL.HNE. ML:2.1 0.000341 0.36 AML other m 2024-02-20T19:03:24.98
IV.GIUL.HHN. ML:2.1 0.000338 0.74 AML other m 2024-02-20T19:03:25.13
IV.GIUL.HNN. ML:2.1 0.00034250000000000003 0.72 AML other m 2024-02-20T19:03:25.14
IV.GUAR.HHE. ML:2.0 0.000261 1.04 AML other m 2024-02-20T19:03:25.83
IV.GUAR.HHN. ML:2.1 0.00029749999999999997 0.94 AML other m 2024-02-20T19:03:26.46
IV.SRES.HHE. ML:2.0 0.0002065 0.56 AML other m 2024-02-20T19:03:29.53
IV.SRES.HHN. ML:1.9 0.00016999999999999999 1.44 AML other m 2024-02-20T19:03:30.03
IV.TOLF.HHE. ML:1.9 0.000132 0.28 AML other m 2024-02-20T19:03:31.62
IV.BARO.EHE. ML:1.2 0.00001805 0.64 AML other m 2024-02-20T19:03:33.14
IV.PTQR.HHE. ML:1.8 0.00009465342999999999 2.0992 AML other m 2024-02-20T19:03:30.67
IV.PTQR.HHN. ML:1.9 0.0001430329 0.6016 AML other m 2024-02-20T19:03:29.69
IV.LRP.EHN. ML:1.6 0.0000625 0.8 AML other m 2024-02-20T19:03:33.39
IV.BARO.EHN. ML:2.0 0.0001435 1.2 AML other m 2024-02-20T19:03:33.38
IV.LRP.EHE. ML:2.2 0.00022499999999999997 0.32 AML other m 2024-02-20T19:03:35.25
IV.POFI.HHN. ML:1.6 0.0000538 0.46 AML other m 2024-02-20T19:03:36.73
IV.FIAM.HHE. ML:2.1 0.0001995 0.66 AML other m 2024-02-20T19:03:36.66
IV.POFI.HHE. ML:1.7 0.0000701 0.56 AML other m 2024-02-20T19:03:39.80
IV.ARRO.EHN. ML:2.0 0.00011449999999999999 0.22 AML other m 2024-02-20T19:03:40.34
IV.FIAM.HHN. ML:1.9 0.000115 0.96 AML other m 2024-02-20T19:03:40.70
IV.RM33.EHN. ML:2.0 0.0000883 0.4 AML other m 2024-02-20T19:03:41.81
IV.ARRO.EHE. ML:2.0 0.0001069 0.24 AML other m 2024-02-20T19:03:44.89
IV.INTR.HHN. ML:2.0 0.00010025000000000001 1.58 AML other m 2024-02-20T19:03:46.93
IV.FAGN.HHN. ML:2.0 0.00011350000000000001 0.38 AML other m 2024-02-20T19:03:46.85
IV.FAGN.HHE. ML:2.3 0.00020700000000000002 0.4 AML other m 2024-02-20T19:03:46.80
IV.INTR.HHE. ML:2.0 0.00008649999999999999 1.58 AML other m 2024-02-20T19:03:49.82
IV.RM33.EHE. ML:1.9 0.00008025 0.6 AML other m 2024-02-20T19:03:49.96
IV.MMO1.EHN. ML:2.0 0.000049199999999999997 0.96 AML other m 2024-02-20T19:03:54.49
IV.CESI.HHE. ML:2.2 0.0000813 0.46 AML other m 2024-02-20T19:03:54.12
IV.CESI.HHN. ML:2.2 0.0000902 0.32 AML other m 2024-02-20T19:03:54.64
IV.ASSB.HHN. ML:1.9 0.000041099999999999996 0.58 AML other m 2024-02-20T19:03:57.66
IV.ASSB.HHE. ML:1.8 0.0000333 0.82 AML other m 2024-02-20T19:03:58.60
IV.MMO1.EHE. ML:2.0 0.000048400000000000004 0.64 AML other m 2024-02-20T19:04:00.50
IV.MML1.EHE. ML:2.2 0.0000742 0.54 AML other m 2024-02-20T19:04:00.28
IV.MML1.EHN. ML:1.9 0.000034750000000000004 0.96 AML other m 2024-02-20T19:04:01.18
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
Waveforms Seismic signals in miniseed + resp format Download