Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.3 on date 03-04-2020 and time 08:28:14 (UTC) in region 2 km E Artena (RM)

A magnitude ML 2.3 earthquake occured in region: 2 km E Artena (RM), on

  • 03-04-2020 08:28:14 (UTC)
  • 03-04-2020 10:28:14 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.7400, 12.9400 at 11 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Artena RM 2 14276 14276
Valmontone RM 5 15959 30235
Colleferro RM 6 21595 51830
Labico RM 7 6379 58209
Rocca Massima LT 7 1136 59345
Cave RM 9 11287 70632
Segni RM 9 9159 79791
Lariano RM 9 13432 93223
Gavignano RM 11 1916 95139
Genazzano RM 11 6036 101175
Cori LT 11 11065 112240
Palestrina RM 12 21672 133912
Rocca di Cave RM 12 377 134289
Paliano FR 12 8281 142570
Castel San Pietro Romano RM 13 902 143472
Montelanico RM 13 2131 145603
Capranica Prenestina RM 14 351 145954
Zagarolo RM 14 17843 163797
Velletri RM 15 53303 217100
San Cesareo RM 15 15153 232253
Olevano Romano RM 16 6687 238940
Rocca Priora RM 16 11962 250902
San Vito Romano RM 16 3273 254175
Poli RM 17 2418 256593
Gorga RM 17 710 257303
Norma LT 17 3946 261249
Serrone FR 17 3099 264348
Gallicano nel Lazio RM 18 6334 270682
Bellegra RM 18 2887 273569
Anagni FR 18 21464 295033
Roiate RM 18 737 295770
Monte Compatri RM 18 11978 307748
Nemi RM 19 1943 309691
Cisterna di Latina LT 19 36868 346559
Colonna RM 19 4287 350846
Pisoniano RM 19 770 351616
Sgurgola FR 19 2676 354292
Casape RM 19 744 355036
Carpineto Romano RM 19 4524 359560
Rocca di Papa RM 19 17034 376594
Piglio FR 20 4666 381260

Municipalities with at least 50000 inhabitants

An earthquake occurred to
15 Km E of Velletri (53303 inhabitants)
28 Km SE of Tivoli (56533 inhabitants)
29 Km NE of Aprilia (73446 inhabitants)
30 Km N of Latina (125985 inhabitants)
34 Km SE of Guidonia Montecelio (88673 inhabitants)
37 Km E of Pomezia (62966 inhabitants)
41 Km NE of Anzio (54211 inhabitants)
41 Km E of Roma (2864731 inhabitants)
58 Km E of Fiumicino (78395 inhabitants)
78 Km SW of L'Aquila (69753 inhabitants)
95 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
Bulletin
Rev1000 		ML 2.3 2020-04-03
08:28:14		 41.7398 12.9397 11 2020-07-18
21:08:31		 Bollettino Sismico Italiano INGV 78035581
Reviewed
Rev100 		ML 2.3 2020-04-03
08:28:14		 41.7398 12.9397 11 2020-04-03
08:41:58		 Sala Sismica INGV-Roma 77823161
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-03 08:28:14 ± 0.08
Latitude 41.7398 ± 0.0036
Longitude 12.9397 ± 0.0036
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 78035581

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 274
Semi-minor axis of confidence ellipse (meter) 242
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 196
Circular confidence region, given by single value of horizontal uncertainty (meter) 270.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 75
Number of associated phases, regardless of their use for origin computation 52
Number of defining phases 29
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.81748
Number of stations at which the event was observed 34
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 46
Type of magnitude ML
Reference to an origin 77823161
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-03 08:41:58

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 50
Type of magnitude ML
Reference to an origin 78035581
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-07-17 09:47:45
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
CR.STON.BHZ. 2020-04-03T08:30:05.62 3.0 undecidable manual Sg 10.44 0
XK.GIZZ.HHZ. 2020-04-03T08:29:56.12 3.0 undecidable manual Sn 0.66 0
IV.NDIM.HNZ. 2020-04-03T08:29:48.01 3.0 undecidable manual Sn -1.92 0
GU.CANO.HHZ. 2020-04-03T08:29:31.15 3.0 negative manual Pg 12.74 0
IV.CSNT.HHZ. 2020-04-03T08:29:19.35 3.0 undecidable manual Sg 2.69 0
IV.SPS2.HHZ. 2020-04-03T08:29:12.67 3.0 undecidable manual Pn 3.79 0
IV.FDMO.HHZ. 2020-04-03T08:28:58.17 3.0 undecidable manual S 1.61 0
IV.MOMA.HHZ. 2020-04-03T08:28:51.81 3.0 undecidable manual S 0.11 0
IV.ROSPO.HHZ. 2020-04-03T08:28:46.44 3.0 positive manual Pg 4.99 0
IV.CESX.HHZ. 2020-04-03T08:28:45.49 3.0 undecidable manual S -0.57 0
IV.LNSS.HHZ. 2020-04-03T08:28:44.43 3.0 undecidable manual S -0.15 0
IV.CSP1.EHZ. 2020-04-03T08:28:40.12 3.0 undecidable manual P 1.3 0
IV.INTR.HHZ. 2020-04-03T08:28:40.03 3.0 undecidable manual S 85.248 0.76 0
IV.MF5.EHZ. 2020-04-03T08:28:39.79 3.0 positive manual P 1.81 0
IV.FDMO.HHZ. 2020-04-03T08:28:38.48 3.0 positive manual P 0.55 0
IV.MMO1.EHZ. 2020-04-03T08:28:36.81 3.0 negative manual P 0.36 0
IV.NRCA.HHZ. 2020-04-03T08:28:35.56 3.0 undecidable manual P 0.37 0
IV.SMA1.EHZ. 2020-04-03T08:28:34.17 3.0 negative manual P 1.68 0
IV.MOMA.HHZ. 2020-04-03T08:28:34.28 3.0 undecidable manual P -0.92 0
IV.POFI.HHZ. 2020-04-03T08:28:33.92 1.0 undecidable manual S 92 63.9915 50 0.32 22
IV.VVLD.HHZ. 2020-04-03T08:28:32.46 0.3 undecidable manual S 75 58.2972 50 0.37 66
IV.LRP.EHZ. 2020-04-03T08:28:31.47 0.3 undecidable manual S 101 54.6009 50 0.38 66
IV.CESX.HHZ. 2020-04-03T08:28:31.16 3.0 undecidable manual P -0.87 0
IV.CERA.HHZ. 2020-04-03T08:28:29.59 3.0 positive manual P 90.7425 0.13 0
IV.PTQR.HHZ. 2020-04-03T08:28:29.92 0.6 undecidable manual S 50 49.3173 50 0.25 46
IV.INTR.HHZ. 2020-04-03T08:28:28.54 3.0 undecidable manual P 85.248 -0.07 0
IV.MCI.EHZ. 2020-04-03T08:28:27.37 0.1 undecidable manual P 111 77.5668 50 -0.05 90
IV.MTCE.HHZ. 2020-04-03T08:28:25.67 0.3 undecidable manual S 333 35.3424 50 -0.29 70
IV.POFI.HHZ. 2020-04-03T08:28:25.24 0.1 undecidable manual P 92 63.9915 50 -0.1 92
IV.GIUL.HHZ. 2020-04-03T08:28:25.32 0.3 undecidable manual S 128 32.9448 50 0 74
IV.VVLD.HHZ. 2020-04-03T08:28:24.36 0.6 undecidable manual P 75 58.2972 50 -0.1 46
IV.SAMA.EHZ. 2020-04-03T08:28:24.22 0.3 undecidable manual S 279 29.0487 50 -0.06 74
IV.FIAM.HHZ. 2020-04-03T08:28:24.61 3.0 negative manual P 60.3951 -0.17 0
IV.GUAR.HHZ. 2020-04-03T08:28:24.63 0.3 undecidable manual S 79 31.4463 50 -0.28 70
IV.LATB.EHZ. 2020-04-03T08:28:23.45 0.3 undecidable manual S 176 27.3504 50 -0.37 69
IV.PTQR.HHZ. 2020-04-03T08:28:23.05 0.6 undecidable manual P 50 49.3173 50 -0.02 48
IV.LRP.EHZ. 2020-04-03T08:28:23.86 0.3 undecidable manual P 101 54.6009 50 -0.03 71
IV.RMP.HHZ. 2020-04-03T08:28:22.43 0.3 undecidable manual S 292 20.9679 50 0.31 71
IV.CERT.HHZ. 2020-04-03T08:28:22.70 0.3 undecidable manual S 9 23.4543 50 -0.08 74
IV.LAV9.HHZ. 2020-04-03T08:28:22.30 0.3 undecidable manual S 251 21.0678 50 0.15 73
IV.RDP.HHZ. 2020-04-03T08:28:21.22 0.6 undecidable manual S 277 19.0698 50 -0.4 47
IV.GIUL.HHZ. 2020-04-03T08:28:20.53 0.1 negative manual P 128 32.9448 50 -0.03 98
IV.MTCE.HHZ. 2020-04-03T08:28:20.70 0.1 negative manual P 333 35.3424 50 -0.22 94
IV.GUAR.HHZ. 2020-04-03T08:28:20.23 0.3 undecidable manual P 79 31.4463 50 -0.09 73
IV.LAV9.HHZ. 2020-04-03T08:28:19.10 0.1 undecidable manual P 251 21.0678 50 0.38 93
IV.RCAV.EHZ. 2020-04-03T08:28:19.59 0.3 undecidable manual S 2 11.877 133 -0.09 76
IV.LATB.EHZ. 2020-04-03T08:28:19.50 0.3 undecidable manual P 176 27.3504 50 -0.19 72
IV.SAMA.EHZ. 2020-04-03T08:28:19.96 0.3 undecidable manual P 279 29.0487 50 0 75
IV.CERT.HHZ. 2020-04-03T08:28:19.06 0.1 negative manual P 9 23.4543 50 -0.03 100
IV.RDP.HHZ. 2020-04-03T08:28:18.65 0.3 undecidable manual P 277 19.0698 50 0.23 72
IV.RMP.HHZ. 2020-04-03T08:28:18.84 0.6 undecidable manual P 292 20.9679 50 0.13 49
IV.RCAV.EHZ. 2020-04-03T08:28:17.45 0.3 undecidable manual P 2 11.877 133 0.15 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RCAV.EHN. ML:2.7 0.00596 0.36 AML other m 2020-04-03T08:28:20.04
IV.RCAV.EHE. ML:2.6 0.004634999999999999 0.34 AML other m 2020-04-03T08:28:20.10
IV.RDP.HHN. ML:3.0 0.007515000000000001 0.4 AML other m 2020-04-03T08:28:22.65
IV.RMP.HHN. ML:3.3 0.01285 0.32 AML other m 2020-04-03T08:28:22.89
IV.LATB.EHN. ML:1.4 0.00012325 0.4 AML other m 2020-04-03T08:28:23.63
IV.CERT.HHE. ML:2.4 0.001565 0.42 AML other m 2020-04-03T08:28:23.73
IV.RMP.HHE. ML:3.1 0.00992 1.34 AML other m 2020-04-03T08:28:23.18
IV.LATB.EHE. ML:1.8 0.0003085 1.34 AML other m 2020-04-03T08:28:24.01
IV.RDP.HHE. ML:2.7 0.00393 0.82 AML other m 2020-04-03T08:28:24.74
IV.LAV9.HNN. ML:3.1 0.00877 1.62 AML other m 2020-04-03T08:28:25.05
IV.LAV9.HHN. ML:3.1 0.008605 1.6 AML other m 2020-04-03T08:28:25.05
IV.GUAR.HHE. ML:2.4 0.0011200000000000001 1.74 AML other m 2020-04-03T08:28:25.05
IV.CERT.HHN. ML:2.2 0.0009715 0.86 AML other m 2020-04-03T08:28:25.70
IV.GUAR.HHN. ML:2.4 0.00126 1.34 AML other m 2020-04-03T08:28:25.29
IV.GIUL.HHN. ML:2.4 0.0010405 0.26 AML other m 2020-04-03T08:28:26.07
IV.GIUL.HHE. ML:2.3 0.000936 0.72 AML other m 2020-04-03T08:28:26.81
IV.LAV9.HNE. ML:2.9 0.006234999999999999 0.34 AML other m 2020-04-03T08:28:27.12
IV.LAV9.HHE. ML:3.0 0.0066549999999999995 1.62 AML other m 2020-04-03T08:28:27.12
IV.MTCE.HHN. ML:2.0 0.000366 0.76 AML other m 2020-04-03T08:28:27.81
IV.MTCE.HHE. ML:2.0 0.000383 1.52 AML other m 2020-04-03T08:28:30.10
IV.PTQR.HHE. ML:1.9 0.0002055 0.78 AML other m 2020-04-03T08:28:30.72
IV.PTQR.HHN. ML:1.9 0.00019600000000000002 1.7 AML other m 2020-04-03T08:28:31.06
IV.LRP.EHE. ML:2.5 0.0007185000000000001 1.2 AML other m 2020-04-03T08:28:32.12
IV.LRP.EHN. ML:1.9 0.000169 0.26 AML other m 2020-04-03T08:28:32.19
IV.VVLD.HHE. ML:2.4 0.000626 0.46 AML other m 2020-04-03T08:28:32.93
IV.POFI.HHE. ML:2.1 0.00022899999999999998 0.28 AML other m 2020-04-03T08:28:35.23
IV.POFI.HHN. ML:1.8 0.000121 0.56 AML other m 2020-04-03T08:28:35.90
IV.VVLD.HHN. ML:2.2 0.000352 1.52 AML other m 2020-04-03T08:28:37.17
IV.FIAM.HHE. ML:1.8 0.0001395 0.38 AML other m 2020-04-03T08:28:40.63
IV.MCI.EHN. ML:2.4 0.000407 1.66 AML other m 2020-04-03T08:28:41.85
IV.FIAM.HHN. ML:1.9 0.0001585 1.38 AML other m 2020-04-03T08:28:41.10
IV.MCI.EHE. ML:2.6 0.0005565 0.26 AML other m 2020-04-03T08:28:42.70
IV.CERA.HHE. ML:2.1 0.00013700000000000002 0.3 AML other m 2020-04-03T08:28:43.37
IV.CERA.HHN. ML:2.2 0.000182 0.4 AML other m 2020-04-03T08:28:44.85
IV.LNSS.HHE. ML:2.4 0.000261 0.34 AML other m 2020-04-03T08:28:46.11
IV.CESX.HHE. ML:2.3 0.000192 0.38 AML other m 2020-04-03T08:28:46.31
IV.LNSS.HHN. ML:2.5 0.000323 0.38 AML other m 2020-04-03T08:28:46.54
IV.CESX.HHN. ML:2.2 0.0001395 0.36 AML other m 2020-04-03T08:28:46.37
IV.INTR.HHE. ML:2.1 0.000175 0.5 AML other m 2020-04-03T08:28:48.94
IV.INTR.HHN. ML:2.3 0.00027 0.46 AML other m 2020-04-03T08:28:52.51
IV.LPEL.HHN. ML:1.9 0.000066 0.58 AML other m 2020-04-03T08:28:52.41
IV.MOMA.HHN. ML:2.4 0.0001815 0.26 AML other m 2020-04-03T08:28:52.75
IV.NRCA.HHE. ML:2.3 0.0001315 0.58 AML other m 2020-04-03T08:28:53.19
IV.NRCA.HHN. ML:2.2 0.0001152 0.48 AML other m 2020-04-03T08:28:53.75
IV.SMA1.EHE. ML:2.3 0.0001805 1.5 AML other m 2020-04-03T08:28:54.14
IV.MOMA.HHE. ML:2.4 0.0001615 0.66 AML other m 2020-04-03T08:28:54.33
IV.LPEL.HHE. ML:2.0 0.00008195 0.6 AML other m 2020-04-03T08:28:55.45
IV.SMA1.EHN. ML:2.2 0.000143 1.42 AML other m 2020-04-03T08:28:57.03
IV.FDMO.HHN. ML:2.0 0.000056149999999999996 0.64 AML other m 2020-04-03T08:29:00.24
IV.FDMO.HHE. ML:2.1 0.00007595 1.36 AML other m 2020-04-03T08:29:01.69
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