Earthquake with magnitude of ML 0.9 on date 30-11-2019 and time 00:26:00 (Italy) in region 5 km N Colonna (RM)

A magnitude ML 0.9 earthquake occured in region: 5 km N Colonna (RM), on

  • 29-11-2019 23:26:00 (UTC)
  • 30-11-2019 00:26:00 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.8780, 12.7530 at 8 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 5 4287 4287
Gallicano nel Lazio RM 6 6334 10621
San Cesareo RM 7 15153 25774
Monte Porzio Catone RM 8 8693 34467
Zagarolo RM 8 17843 52310
Monte Compatri RM 8 11978 64288
Rocca Priora RM 9 11962 76250
Frascati RM 10 22087 98337
Tivoli RM 10 56533 154870
San Gregorio da Sassola RM 11 1619 156489
Casape RM 12 744 157233
Poli RM 12 2418 159651
Grottaferrata RM 12 20327 179978
Palestrina RM 12 21672 201650
Castel San Pietro Romano RM 12 902 202552
Rocca di Papa RM 13 17034 219586
Guidonia Montecelio RM 14 88673 308259
Marino RM 14 43026 351285
Castel Madama RM 15 7399 358684
Ciampino RM 15 38412 397096
Labico RM 15 6379 403475
Cave RM 16 11287 414762
Rocca di Cave RM 16 377 415139
San Polo dei Cavalieri RM 17 2992 418131
Capranica Prenestina RM 17 351 418482
Marcellina RM 17 7280 425762
Castel Gandolfo RM 17 8997 434759
Fonte Nuova RM 17 32562 467321
Pisoniano RM 18 770 468091
Sant'Angelo Romano RM 18 5018 473109
Valmontone RM 18 15959 489068
Nemi RM 18 1943 491011
Lariano RM 18 13432 504443
Albano Laziale RM 18 41715 546158
Ciciliano RM 18 1336 547494
Ariccia RM 19 19407 566901
Genazzano RM 19 6036 572937
Vicovaro RM 19 4019 576956
San Vito Romano RM 19 3273 580229
Genzano di Roma RM 20 23970 604199
Sambuci RM 20 925 605124
Mentana RM 20 22921 628045

Municipalities with at least 50000 inhabitants

An earthquake occurred to
10 Km SW of Tivoli (56533 inhabitants)
14 Km S of Guidonia Montecelio (88673 inhabitants)
21 Km N of Velletri (53303 inhabitants)
22 Km E of Roma (2864731 inhabitants)
31 Km NE of Pomezia (62966 inhabitants)
33 Km N of Aprilia (73446 inhabitants)
44 Km E of Fiumicino (78395 inhabitants)
47 Km N of Latina (125985 inhabitants)
49 Km N of Anzio (54211 inhabitants)
75 Km SW of L'Aquila (69753 inhabitants)
77 Km S of Terni (111501 inhabitants)
80 Km SE of Viterbo (67173 inhabitants)
83 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 0.9 2019-11-29
23:26:00
41.8783 12.7528 8 2020-02-28
16:42:10
Bollettino Sismico Italiano INGV 74178001
Reviewed
Rev100
ML 1.6 2019-11-29
23:26:00
41.8773 12.7587 9 2019-11-29
23:48:50
Sala Sismica INGV-Roma 74167001
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-11-29 23:26:00 ± 0.07
Latitude 41.8783 ± 0.0036
Longitude 12.7528 ± 0.0048
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 74178001

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 350
Semi-minor axis of confidence ellipse (meter) 336
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 144
Circular confidence region, given by single value of horizontal uncertainty (meter) 350.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 102
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.40110
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.4
Num. used stations 6
Type of magnitude ML
Reference to an origin 74178001
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-11-30 09:00:03

ML:1.6

Field Value
Value 1.6
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 74167001
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-11-29 23:48:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MMUR.HNZ. 2019-11-29T23:26:32.71 3.0 undecidable manual Sn -5.12 0
IV.SRES.HHN. 2019-11-29T23:26:15.43 0.6 undecidable manual S 333 44.5221 50 0 48
IT.MMP1.HGE. 2019-11-29T23:26:14.70 0.3 undecidable manual S 359 41.1255 50 0.18 69
IV.CSP1.EHZ. 2019-11-29T23:26:10.45 3.0 undecidable manual P 0.04 0
IT.MMP1.HGE. 2019-11-29T23:26:08.51 1.0 undecidable manual P 359 41.1255 50 -0.06 24
IV.SRES.HHN. 2019-11-29T23:26:08.83 1.0 undecidable manual P 333 44.5221 50 -0.27 23
IV.CERT.HHZ. 2019-11-29T23:26:07.87 0.3 undecidable manual S 67 20.4684 112 -0.23 71
IV.RDP.HHZ. 2019-11-29T23:26:06.11 0.3 undecidable manual S 195 13.5753 121 0.17 73
IV.MTCE.HHZ. 2019-11-29T23:26:06.94 0.3 undecidable manual S 357 16.0728 117 0.24 72
IV.VIVA.HHN. 2019-11-29T23:26:06.38 0.3 undecidable manual S 174 14.2746 120 0.22 72
IV.SAMA.EHZ. 2019-11-29T23:26:06.78 0.3 undecidable manual S 231 17.1717 116 -0.26 71
IV.RCAV.EHZ. 2019-11-29T23:26:06.76 0.3 undecidable manual S 102 16.2726 117 -0.01 75
IV.CERT.HHZ. 2019-11-29T23:26:04.62 0.1 undecidable manual P 67 20.4684 112 -0.24 95
IV.MTCE.HHZ. 2019-11-29T23:26:04.05 0.1 positive manual P 357 16.0728 117 -0.01 100
IV.SAMA.EHZ. 2019-11-29T23:26:04.08 0.1 undecidable manual P 231 17.1717 116 -0.17 96
IV.RCAV.EHZ. 2019-11-29T23:26:04.37 0.3 undecidable manual P 102 16.2726 117 0.27 71
IV.RDP.HHZ. 2019-11-29T23:26:03.79 0.1 undecidable manual P 195 13.5753 121 0.17 97
IV.VIVA.HHN. 2019-11-29T23:26:03.60 0.1 undecidable manual P 174 14.2746 120 -0.14 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RDP.HHN. ML:1.6 0.00048450000000000007 0.32 AML other m 2019-11-29T23:26:07.11
IV.RDP.HHE. ML:1.5 0.0003785 0.6 AML other m 2019-11-29T23:26:09.49
IV.MTCE.HHE. ML:0.8 0.000060462644999999996 0.4608 AML other m 2019-11-29T23:26:07.40
IV.MTCE.HHN. ML:0.9 0.00006808187000000001 0.384 AML other m 2019-11-29T23:26:07.12
IV.CERT.HHN. ML:0.7 0.00003838871 0.256 AML other m 2019-11-29T23:26:08.56
IV.CERT.HHE. ML:0.7 0.000042109035 0.3328 AML other m 2019-11-29T23:26:09.80
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