Earthquake with magnitude of ML 0.6 on date 02-10-2019 and time 02:20:43 (Italy) in region 4 km N Colonna (RM)

A magnitude ML 0.6 earthquake occured in region: 4 km N Colonna (RM), on

  • 02-10-2019 00:20:43 (UTC)
  • 02-10-2019 02:20:43 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.8730, 12.7610 at 9 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Colonna RM 4 4287 4287
Gallicano nel Lazio RM 5 6334 10621
San Cesareo RM 7 15153 25774
Zagarolo RM 7 17843 43617
Monte Porzio Catone RM 7 8693 52310
Monte Compatri RM 7 11978 64288
Rocca Priora RM 9 11962 76250
Frascati RM 10 22087 98337
San Gregorio da Sassola RM 11 1619 99956
Tivoli RM 11 56533 156489
Casape RM 11 744 157233
Poli RM 11 2418 159651
Palestrina RM 11 21672 181323
Castel San Pietro Romano RM 12 902 182225
Grottaferrata RM 12 20327 202552
Rocca di Papa RM 13 17034 219586
Marino RM 14 43026 262612
Labico RM 14 6379 268991
Guidonia Montecelio RM 15 88673 357664
Castel Madama RM 15 7399 365063
Ciampino RM 15 38412 403475
Cave RM 15 11287 414762
Rocca di Cave RM 16 377 415139
Capranica Prenestina RM 16 351 415490
Castel Gandolfo RM 17 8997 424487
Valmontone RM 17 15959 440446
Pisoniano RM 17 770 441216
San Polo dei Cavalieri RM 17 2992 444208
Lariano RM 17 13432 457640
Nemi RM 17 1943 459583
Marcellina RM 17 7280 466863
Albano Laziale RM 18 41715 508578
Ciciliano RM 18 1336 509914
Fonte Nuova RM 18 32562 542476
Genazzano RM 18 6036 548512
Ariccia RM 18 19407 567919
San Vito Romano RM 19 3273 571192
Sant'Angelo Romano RM 19 5018 576210
Genzano di Roma RM 19 23970 600180
Vicovaro RM 19 4019 604199
Sambuci RM 19 925 605124
Artena RM 20 14276 619400

Municipalities with at least 50000 inhabitants

An earthquake occurred to
11 Km SW of Tivoli (56533 inhabitants)
15 Km S of Guidonia Montecelio (88673 inhabitants)
21 Km N of Velletri (53303 inhabitants)
23 Km E of Roma (2864731 inhabitants)
31 Km NE of Pomezia (62966 inhabitants)
32 Km N of Aprilia (73446 inhabitants)
45 Km E of Fiumicino (78395 inhabitants)
47 Km N of Latina (125985 inhabitants)
48 Km N of Anzio (54211 inhabitants)
75 Km SW of L'Aquila (69753 inhabitants)
77 Km S of Terni (111501 inhabitants)
81 Km SE of Viterbo (67173 inhabitants)
84 Km E of Civitavecchia (52991 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 0.6 2019-10-02
00:20:43
41.8727 12.7608 9 2020-02-28
16:41:54
Bollettino Sismico Italiano INGV 72972711
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-10-02 00:20:43 ± 0.1
Latitude 41.8727 ± 0.0036
Longitude 12.7608 ± 0.0048
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 72972711

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 432
Semi-minor axis of confidence ellipse (meter) 268
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 140
Circular confidence region, given by single value of horizontal uncertainty (meter) 430.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 121
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 18
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) 0.48384
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 10
Magnitude information

ML:0.6

Field Value
Value 0.6
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 72972711
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-10-08 15:16:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GE.MATE.HHZ. 2019-10-02T00:21:42.30 3.0 undecidable manual Pg 14.05 0
IV.VULT.HHZ. 2019-10-02T00:21:16.20 3.0 undecidable manual Pn 0.03 0
IV.SEI.HHZ. 2019-10-02T00:21:14.85 3.0 undecidable manual Pn -0.1 0
IV.MMUR.HNZ. 2019-10-02T00:21:12.64 3.0 undecidable manual Pg 7.17 0
IV.GIUL.HHZ. 2019-10-02T00:21:01.14 1.0 undecidable manual S 130 53.7018 50 0.02 23
IV.FIAM.HNN. 2019-10-02T00:21:00.65 3.0 undecidable manual S 0.1 0
IV.VCEL.EHZ. 2019-10-02T00:20:58.80 3.0 undecidable manual P 0.27 0
IV.SRES.HHN. 2019-10-02T00:20:58.68 3.0 undecidable manual S -0.05 0
IV.FIAM.HNN. 2019-10-02T00:20:53.21 3.0 undecidable manual P -0.17 0
IV.GIUL.HHZ. 2019-10-02T00:20:53.68 0.3 undecidable manual P 130 53.7018 50 -0.12 68
IV.SRES.HHN. 2019-10-02T00:20:52.48 3.0 undecidable manual P 0.15 0
IV.CERT.HHZ. 2019-10-02T00:20:51.08 0.3 undecidable manual S 65 20.0688 113 -0.32 69
IT.CSO1.HGZ. 2019-10-02T00:20:51.16 1.0 undecidable manual P 47 37.0296 50 -0.05 24
IV.SAMA.HHZ. 2019-10-02T00:20:50.31 0.3 undecidable manual S 234 17.2716 117 -0.21 71
IV.MTCE.HHZ. 2019-10-02T00:20:50.55 0.3 undecidable manual S 355 16.6722 118 0.21 71
IV.MA9.HHN. 2019-10-02T00:20:49.21 0.6 undecidable manual S 216 14.1747 122 -0.37 46
IV.RCAV.EHZ. 2019-10-02T00:20:49.91 0.3 undecidable manual S 100 15.4734 119 -0.06 74
IV.RDP.HHZ. 2019-10-02T00:20:49.60 0.6 undecidable manual S 199 13.1757 124 0.33 47
IV.RDP.HHZ. 2019-10-02T00:20:47.20 0.1 undecidable manual P 199 13.1757 124 0.24 95
IV.MTCE.HHZ. 2019-10-02T00:20:47.62 0.1 positive manual P 355 16.6722 118 0.05 98
IV.VIVA.HHN. 2019-10-02T00:20:47.22 0.1 undecidable manual P 177 13.5753 123 0.18 96
IV.CERT.HHZ. 2019-10-02T00:20:47.99 0.1 positive manual P 65 20.0688 113 -0.2 95
IV.RMP.HHZ. 2019-10-02T00:20:47.88 0.1 undecidable manual S 215 8.3805 136 -0.12 98
IV.SAMA.HHZ. 2019-10-02T00:20:47.44 1.0 undecidable manual P 234 17.2716 117 -0.24 24
IV.RCAV.EHZ. 2019-10-02T00:20:47.69 0.1 undecidable manual P 100 15.4734 119 0.33 93
IV.RMP.HHZ. 2019-10-02T00:20:46.25 0.1 undecidable manual P 215 8.3805 136 0.03 100
IV.MA9.HHN. 2019-10-02T00:20:46.86 1.0 undecidable manual P 216 14.1747 122 -0.27 24
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RMP.HHE. ML:0.9 0.0001325 1.84 AML other m 2019-10-02T00:20:48.98
IV.RMP.HHN. ML:1.1 0.000175 1.1 AML other m 2019-10-02T00:20:49.61
IV.MTCE.HHN. ML:0.4 0.000024449999999999998 0.28 AML other m 2019-10-02T00:20:50.89
IV.MTCE.HHE. ML:0.4 0.000024050000000000002 1.38 AML other m 2019-10-02T00:20:50.22
IV.CERT.HHN. ML:0.4 0.000020150000000000002 0.66 AML other m 2019-10-02T00:20:51.91
IV.CERT.HHE. ML:0.5 0.00002275 0.42 AML other m 2019-10-02T00:20:53.28
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