Earthquake with magnitude of ML 1.3 on date 25-12-2020 and time 02:45:03 (UTC) in region 2 km SE Vicovaro (RM)

A magnitude ML 1.3 earthquake occured in region: 2 km SE Vicovaro (RM), on

  • 25-12-2020 02:45:03 (UTC)
  • 25-12-2020 03:45:03 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.0050, 12.9080 at 9 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
Vicovaro RM 2 4019 4019
Sambuci RM 3 925 4944
Mandela RM 3 917 5861
Saracinesco RM 4 185 6046
Castel Madama RM 5 7399 13445
Roccagiovine RM 5 263 13708
Ciciliano RM 6 1336 15044
San Polo dei Cavalieri RM 6 2992 18036
Anticoli Corrado RM 7 915 18951
Cineto Romano RM 7 601 19552
Roviano RM 8 1351 20903
Licenza RM 8 1011 21914
Marcellina RM 9 7280 29194
Marano Equo RM 9 779 29973
Cerreto Laziale RM 9 1118 31091
Riofreddo RM 10 781 31872
Arsoli RM 10 1586 33458
Percile RM 10 255 33713
San Gregorio da Sassola RM 10 1619 35332
Tivoli RM 10 56533 91865
Agosta RM 11 1765 93630
Gerano RM 11 1263 94893
Casape RM 11 744 95637
Rocca Canterano RM 11 196 95833
Vallinfreda RM 12 283 96116
Pisoniano RM 12 770 96886
Oricola AQ 12 1244 98130
Canterano RM 13 351 98481
Poli RM 13 2418 100899
Monteflavio RM 13 1348 102247
Cervara di Roma RM 13 455 102702
Vivaro Romano RM 14 182 102884
Rocca di Botte AQ 14 856 103740
Palombara Sabina RM 14 13269 117009
Rocca Santo Stefano RM 14 975 117984
Orvinio RI 14 405 118389
San Vito Romano RM 15 3273 121662
Guidonia Montecelio RM 15 88673 210335
Capranica Prenestina RM 16 351 210686
Sant'Angelo Romano RM 16 5018 215704
Gallicano nel Lazio RM 17 6334 222038
Moricone RM 17 2650 224688
Camerata Nuova RM 17 447 225135
Bellegra RM 17 2887 228022
Turania RI 17 241 228263
Montorio Romano RM 17 1984 230247
Pereto AQ 17 682 230929
Castel San Pietro Romano RM 18 902 231831
Carsoli AQ 18 5396 237227
Rocca di Cave RM 18 377 237604
Pozzaglia Sabina RI 18 360 237964
Subiaco RM 18 9074 247038
Palestrina RM 18 21672 268710
Collalto Sabino RI 19 442 269152
Scandriglia RI 19 3108 272260
Olevano Romano RM 19 6687 278947
Zagarolo RM 19 17843 296790
Roiate RM 20 737 297527
Genazzano RM 20 6036 303563

Municipalities with at least 50000 inhabitants

An earthquake occurred to
10 Km E of Tivoli (56533 inhabitants)
15 Km E of Guidonia Montecelio (88673 inhabitants)
37 Km N of Velletri (53303 inhabitants)
37 Km E of Roma (2864731 inhabitants)
50 Km NE of Pomezia (62966 inhabitants)
50 Km NE of Aprilia (73446 inhabitants)
56 Km SW of L'Aquila (69753 inhabitants)
60 Km N of Latina (125985 inhabitants)
61 Km E of Fiumicino (78395 inhabitants)
66 Km SE of Terni (111501 inhabitants)
66 Km NE of Anzio (54211 inhabitants)
81 Km SE of Viterbo (67173 inhabitants)
93 Km E of Civitavecchia (52991 inhabitants)
98 Km SW of Teramo (54892 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 1.3 2020-12-25
02:45:03
42.0053 12.9082 9 2020-12-25
02:57:46
Sala Sismica INGV-Roma 85697541
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-12-25 02:45:03 ± 0.08
Latitude 42.0053 ± 0.0045
Longitude 12.9082 ± 0.0061
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 85697541

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 478
Semi-minor axis of confidence ellipse (meter) 351
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 343
Circular confidence region, given by single value of horizontal uncertainty (meter) 480.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 56
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.68618
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 18
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 85697541
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-12-25 02:57:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PTRJ.HNZ. 2020-12-25T02:45:47.58 3.0 undecidable manual S -0.07 0
OT.OT14.EHZ. 2020-12-25T02:45:41.41 3.0 undecidable manual Pn 1.32 0
IV.RIBO.EHZ.01 2020-12-25T02:45:33.96 3.0 undecidable manual Pn 1.3 0
IV.GAVE.EHE. 2020-12-25T02:45:27.12 0.6 undecidable manual S 359 76.1682 50 0.45 41
IV.LRP.EHE. 2020-12-25T02:45:24.61 0.3 undecidable manual S 125 68.7756 50 -0.06 68
IV.ARRO.EHN. 2020-12-25T02:45:23.91 1.0 undecidable manual S 350 64.6908 50 0.31 22
IV.VVLD.HHZ. 2020-12-25T02:45:22.63 1.0 undecidable manual S 104 60.8946 50 0.05 23
IV.PTQR.HHZ. 2020-12-25T02:45:17.38 0.3 undecidable manual S 87 40.626 50 0.21 69
IV.T0110.HHZ. 2020-12-25T02:45:17.46 0.3 undecidable manual P 71 75.6687 50 0.68 57
IV.CESX.HHN. 2020-12-25T02:45:16.04 0.6 undecidable manual P 339 71.8725 50 -0.16 44
IV.GAVE.EHE. 2020-12-25T02:45:16.62 0.1 undecidable manual P 359 76.1682 50 -0.24 86
IV.SAMA.EHZ. 2020-12-25T02:45:16.58 0.3 undecidable manual S 226 36.0417 50 0.62 62
IV.FIAM.HHZ. 2020-12-25T02:45:15.04 0.3 undecidable manual S 30 33.8439 50 -0.32 68
IV.ARRO.EHN. 2020-12-25T02:45:15.03 0.3 undecidable manual P 350 64.6908 50 -0.06 68
IV.LRP.EHE. 2020-12-25T02:45:15.33 0.1 undecidable manual P 125 68.7756 50 -0.38 84
IV.LNSS.HHN. 2020-12-25T02:45:15.43 0.1 undecidable manual P 9 67.1772 50 -0.04 91
MN.AQU.HHN. 2020-12-25T02:45:14.60 0.3 undecidable manual P 46 56.2992 50 0.81 56
IV.VVLD.HHZ. 2020-12-25T02:45:14.14 0.1 undecidable manual P 104 60.8946 50 -0.37 86
IV.GIUL.HHZ. 2020-12-25T02:45:13.54 0.1 undecidable manual P 150 57.2982 50 -0.41 86
IV.SRES.HHZ. 2020-12-25T02:45:11.07 0.6 undecidable manual P 308 41.625 50 -0.46 44
IV.PTQR.HHZ. 2020-12-25T02:45:11.27 0.1 undecidable manual P 87 40.626 50 -0.11 94
IV.GUAR.HHZ. 2020-12-25T02:45:11.29 0.3 undecidable manual P 125 40.7259 50 -0.11 71
IV.FIAM.HHZ. 2020-12-25T02:45:10.24 0.1 undecidable manual P 30 33.8439 50 -0.09 96
IT.CSO1.HGN. 2020-12-25T02:45:10.93 0.1 undecidable manual S 54 18.2706 117 0.36 93
IV.SAMA.EHZ. 2020-12-25T02:45:10.99 0.3 undecidable manual P 226 36.0417 50 0.31 68
IV.RCAV.EHZ. 2020-12-25T02:45:10.29 0.6 undecidable manual S 170 17.7711 118 -0.15 49
IV.MTCE.HHZ. 2020-12-25T02:45:09.04 0.1 undecidable manual S 278 13.7751 124 -0.21 97
IT.MMP1.HGN. 2020-12-25T02:45:09.74 0.1 undecidable manual P 334 30.0477 50 -0.01 98
IT.CSO1.HGN. 2020-12-25T02:45:07.36 0.1 undecidable manual P 54 18.2706 117 -0.21 96
IV.RCAV.EHZ. 2020-12-25T02:45:07.85 0.1 undecidable manual P 170 17.7711 118 0.36 93
IV.MTCE.HHZ. 2020-12-25T02:45:06.85 0.1 undecidable manual P 278 13.7751 124 0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTCE.HHE. ML:1.8 0.0006012524 0.4 AML other m 2020-12-25T02:45:09.36
IV.MTCE.HHN. ML:1.2 0.00016072690000000001 0.2592 AML other m 2020-12-25T02:45:12.25
IV.RCAV.EHE. ML:1.6 0.00033349435 0.4 AML other m 2020-12-25T02:45:12.99
IV.RCAV.EHN. ML:1.6 0.00035733565 0.2208 AML other m 2020-12-25T02:45:11.15
IV.FIAM.HHE. ML:1.0 0.00004437691 0.5808 AML other m 2020-12-25T02:45:21.09
IV.FIAM.HHN. ML:1.2 0.000058503655000000004 0.4 AML other m 2020-12-25T02:45:16.64
IV.SRES.HHE. ML:1.1 0.000041889580000000005 0.28 AML other m 2020-12-25T02:45:18.89
IV.SRES.HHN. ML:1.1 0.000045100425 0.2608 AML other m 2020-12-25T02:45:20.28
IV.PTQR.HHE. ML:1.5 0.0001001981 0.2192 AML other m 2020-12-25T02:45:17.90
IV.PTQR.HHN. ML:1.6 0.00011882099999999999 0.32 AML other m 2020-12-25T02:45:17.95
IV.GUAR.HHE. ML:1.4 0.00009579942 0.2192 AML other m 2020-12-25T02:45:19.14
IV.GUAR.HHN. ML:1.4 0.000097212735 0.2592 AML other m 2020-12-25T02:45:19.25
IV.GIUL.HHE. ML:1.1 0.000026783090000000004 0.56 AML other m 2020-12-25T02:45:28.03
IV.GIUL.HHN. ML:1.1 0.000030735605 0.1792 AML other m 2020-12-25T02:45:24.14
IV.VVLD.HHE. ML:1.2 0.00003502866 0.4 AML other m 2020-12-25T02:45:30.31
IV.VVLD.HHN. ML:1.4 0.000046486735 0.48 AML other m 2020-12-25T02:45:31.49
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