Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 12-07-2020 and time 07:38:51 (UTC) in region 2 km SE Vicovaro (RM)

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

  • 12-07-2020 07:38:51 (UTC)
  • 12-07-2020 09:38:51 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.0020, 12.9040 at 10 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

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 4 917 5861
Castel Madama RM 4 7399 13260
Saracinesco RM 4 185 13445
San Polo dei Cavalieri RM 5 2992 16437
Ciciliano RM 6 1336 17773
Roccagiovine RM 6 263 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 8 7280 29194
Cerreto Laziale RM 9 1118 30312
Marano Equo RM 9 779 31091
San Gregorio da Sassola RM 10 1619 32710
Tivoli RM 10 56533 89243
Percile RM 10 255 89498
Riofreddo RM 10 781 90279
Arsoli RM 10 1586 91865
Casape RM 11 744 92609
Gerano RM 11 1263 93872
Agosta RM 11 1765 95637
Rocca Canterano RM 11 196 95833
Pisoniano RM 11 770 96603
Vallinfreda RM 12 283 96886
Oricola AQ 13 1244 98130
Poli RM 13 2418 100548
Canterano RM 13 351 100899
Palombara Sabina RM 14 13269 114168
Monteflavio RM 14 1348 115516
Cervara di Roma RM 14 455 115971
Rocca di Botte AQ 14 856 116827
Vivaro Romano RM 14 182 117009
Rocca Santo Stefano RM 14 975 117984
Guidonia Montecelio RM 15 88673 206657
San Vito Romano RM 15 3273 209930
Orvinio RI 15 405 210335
Gallicano nel Lazio RM 16 6334 216669
Capranica Prenestina RM 16 351 217020
Sant'Angelo Romano RM 16 5018 222038
Moricone RM 17 2650 224688
Bellegra RM 17 2887 227575
Camerata Nuova RM 17 447 228022
Montorio Romano RM 17 1984 230006
Castel San Pietro Romano RM 17 902 230908
Turania RI 18 241 231149
Rocca di Cave RM 18 377 231526
Pereto AQ 18 682 232208
Palestrina RM 18 21672 253880
Carsoli AQ 18 5396 259276
Subiaco RM 18 9074 268350
Pozzaglia Sabina RI 18 360 268710
Scandriglia RI 19 3108 271818
Zagarolo RM 19 17843 289661
Olevano Romano RM 19 6687 296348
Collalto Sabino RI 19 442 296790
Roiate RM 19 737 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)
59 Km N of Latina (125985 inhabitants)
61 Km E of Fiumicino (78395 inhabitants)
66 Km NE of Anzio (54211 inhabitants)
66 Km SE of Terni (111501 inhabitants)
80 Km SE of Viterbo (67173 inhabitants)
92 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
Bulletin
Rev1000 		ML 1.3 2020-07-12
07:38:51		 42.002 12.9038 10 2020-11-19
12:37:06		 Bollettino Sismico Italiano INGV 84257271
Reviewed
Rev100 		ML 1.3 2020-07-12
07:38:51		 42.0008 12.9003 10 2020-07-12
07:49:11		 Sala Sismica INGV-Roma 80973301
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-12 07:38:51 ± 0.07
Latitude 42.0020 ± 0.0036
Longitude 12.9038 ± 0.0061
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 84257271

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 478
Semi-minor axis of confidence ellipse (meter) 359
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 250
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) 105
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.66550
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 84257271
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-10-30 09:29:49

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 80973301
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-07-12 07:49:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ILOS.HHZ. 2020-07-12T07:40:32.55 3.0 undecidable manual Sn -1.74 0
AC.VLO.HHZ. 2020-07-12T07:40:21.32 3.0 undecidable manual Pg 15.31 0
IV.PLMA.HHZ. 2020-07-12T07:40:20.16 3.0 undecidable manual Sg 17.67 0
IV.IMOL.HNZ. 2020-07-12T07:39:51.68 3.0 undecidable manual Sn 0.81 0
ST.GAGG.HHZ. 2020-07-12T07:39:48.53 3.0 negative manual Pn 0.62 0
IV.TDS.HHZ. 2020-07-12T07:39:45.69 3.0 undecidable manual Pn 2.97 0
IT.GLNS.HNZ. 2020-07-12T07:39:37.29 3.0 undecidable manual Sn 0.85 0
IV.SENI.HNZ. 2020-07-12T07:39:33.66 3.0 undecidable manual Sn -0.53 0
IV.ZCCA.HHZ. 2020-07-12T07:39:33.46 3.0 undecidable manual Pg 7.55 0
IV.RIBO.EHZ.01 2020-07-12T07:39:15.46 3.0 positive manual Pg 4.56 0
IV.POFI.HHZ. 2020-07-12T07:39:14.67 0.6 undecidable manual S 115 73.8705 50 0.67 38
IV.LATB.EHE. 2020-07-12T07:39:09.65 0.6 undecidable manual S 175 56.5989 50 0.27 44
IV.GIUL.HHZ. 2020-07-12T07:39:09.47 0.3 undecidable manual S 149 57.0984 50 -0.06 69
IV.GUAR.HNN. 2020-07-12T07:39:05.12 0.3 undecidable manual S 124 40.8258 50 -0.06 71
IV.PTQR.HHZ. 2020-07-12T07:39:05.57 0.6 undecidable manual S 87 41.0256 50 0.34 45
IV.POFI.HHZ. 2020-07-12T07:39:04.02 0.1 undecidable manual P 115 73.8705 50 -0.52 81
IV.LNSS.HNZ. 2020-07-12T07:39:03.52 0.1 undecidable manual P 9 67.5768 50 -0.06 91
IV.CESX.HHE. 2020-07-12T07:39:03.96 0.6 undecidable manual P 339 72.1722 50 -0.31 43
IV.RM33.HNE. 2020-07-12T07:39:02.65 0.3 undecidable manual P 24 61.7937 50 -0.03 69
IT.MMP1.HGZ. 2020-07-12T07:39:02.65 0.3 undecidable manual S 335 30.2475 50 0.29 69
IV.LATB.EHE. 2020-07-12T07:39:02.10 0.6 undecidable manual P 175 56.5989 50 0.22 45
IV.GIUL.HHZ. 2020-07-12T07:39:01.71 0.1 undecidable manual P 149 57.0984 50 -0.25 89
IV.GUAR.HNN. 2020-07-12T07:38:59.21 0.1 undecidable manual P 124 40.8258 50 -0.24 92
IV.PTQR.HHZ. 2020-07-12T07:38:59.33 0.3 undecidable manual P 87 41.0256 50 -0.15 70
IT.CSO1.HGZ. 2020-07-12T07:38:58.88 0.3 undecidable manual S 54 18.7701 119 -0.14 73
IV.RCAV.EHN. 2020-07-12T07:38:58.83 0.6 undecidable manual S 169 17.4714 120 0.18 48
IV.MTCE.HHZ. 2020-07-12T07:38:57.29 0.3 undecidable manual S 280 13.4754 127 -0.21 73
IT.MMP1.HGZ. 2020-07-12T07:38:57.98 0.3 undecidable manual P 335 30.2475 50 0.16 71
IT.CSO1.HGZ. 2020-07-12T07:38:56.26 0.3 undecidable manual P 54 18.7701 119 0.37 70
IV.MTCE.HHZ. 2020-07-12T07:38:55.07 0.1 positive manual P 280 13.4754 127 0.05 100
IV.RCAV.EHN. 2020-07-12T07:38:55.95 0.3 undecidable manual P 169 17.4714 120 0.27 71
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTCE.HHE. ML:1.6 0.00042974690000000004 0.3584 AML other m 2020-07-12T07:38:57.60
IV.MTCE.HHN. ML:1.3 0.0002272033 1.8016 AML other m 2020-07-12T07:38:58.04
IV.PTQR.HHN. ML:1.4 0.00008959405500000001 0.3008 AML other m 2020-07-12T07:39:05.85
IV.PTQR.HHE. ML:1.4 0.00008497557999999999 1.776 AML other m 2020-07-12T07:39:06.95
IV.GIUL.HHN. ML:1.1 0.0000269477 0.1792 AML other m 2020-07-12T07:39:11.45
IV.GIUL.HHE. ML:1.1 0.000023601855000000002 0.48 AML other m 2020-07-12T07:39:16.24
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