Earthquake with magnitude of ML 1.8 on date 12-11-2019 and time 05:44:01 (Italy) in region 5 km N Colonna (RM)

A magnitude ML 1.8 earthquake occured in region: 5 km N Colonna (RM), on

  • 12-11-2019 04:44:01 (UTC)
  • 12-11-2019 05:44:01 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.88, 12.76 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
Colonna RM 5 4287 4287
Gallicano nel Lazio RM 5 6334 10621
San Cesareo RM 7 15153 25774
Zagarolo RM 7 17843 43617
Monte Porzio Catone RM 8 8693 52310
Monte Compatri RM 8 11978 64288
Rocca Priora RM 9 11962 76250
Frascati RM 10 22087 98337
San Gregorio da Sassola RM 10 1619 99956
Tivoli RM 10 56533 156489
Casape RM 11 744 157233
Poli RM 11 2418 159651
Palestrina RM 11 21672 181323
Castel San Pietro Romano RM 11 902 182225
Grottaferrata RM 12 20327 202552
Rocca di Papa RM 13 17034 219586
Labico RM 14 6379 225965
Castel Madama RM 14 7399 233364
Guidonia Montecelio RM 14 88673 322037
Marino RM 15 43026 365063
Cave RM 15 11287 376350
Rocca di Cave RM 15 377 376727
Capranica Prenestina RM 16 351 377078
Ciampino RM 16 38412 415490
San Polo dei Cavalieri RM 17 2992 418482
Pisoniano RM 17 770 419252
Valmontone RM 17 15959 435211
Marcellina RM 17 7280 442491
Castel Gandolfo RM 17 8997 451488
Lariano RM 17 13432 464920
Nemi RM 18 1943 466863
Ciciliano RM 18 1336 468199
Genazzano RM 18 6036 474235
San Vito Romano RM 18 3273 477508
Fonte Nuova RM 18 32562 510070
Albano Laziale RM 18 41715 551785
Sant'Angelo Romano RM 18 5018 556803
Ariccia RM 19 19407 576210
Vicovaro RM 19 4019 580229
Sambuci RM 19 925 581154
Genzano di Roma RM 20 23970 605124
Cerreto Laziale RM 20 1118 606242
Artena RM 20 14276 620518

Municipalities with at least 50000 inhabitants

An earthquake occurred to
10 Km S of Tivoli (56533 inhabitants)
14 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)
33 Km NE of Aprilia (73446 inhabitants)
45 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)
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
Rev 100 ML 1.8 2019-11-12
04:44:01
41.87 12.77 9 2019-11-12
09:40:46
Sala Sismica INGV-Roma 73799161
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-11-12 04:44:01 ± 0.09
Latitude 41.87 ± 0.00
Longitude 12.77 ± 0.01
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 73799161

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 526
Semi-minor axis of confidence ellipse (meter) 349
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 134
Circular confidence region, given by single value of horizontal uncertainty (meter) 530
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 76
Number of associated phases, regardless of their use for origin computation 18
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) 0.07914
Epicentral distance of station farthest from the epicenter (degree) 0.49463
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.4
Num. used stations 14
Type of magnitude ML
Reference to an origin 73799161
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-11-12 09:40:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.PTQR.HHN. 2019-11-12T04:44:18.71 0.6 undecidable manual S 72 0.4946 50 -0.12 45
IV.PTQR.HHN. 2019-11-12T04:44:11.27 0.1 undecidable manual P 72 0.4946 50 -0.1 91
IV.LAV9.HHN. 2019-11-12T04:44:09.92 0.6 undecidable manual S 194 0.2032 111 0.37 45
IV.CERT.HHZ. 2019-11-12T04:44:08.30 0.6 undecidable manual S 65 0.1772 114 -0.34 46
IV.MTCE.HHZ. 2019-11-12T04:44:07.87 1.0 undecidable manual S 353 0.1493 118 0.22 24
IV.RCAV.EHZ. 2019-11-12T04:44:07.31 1.0 undecidable manual S 102 0.1367 120 0.06 24
IV.LAV9.HHN. 2019-11-12T04:44:06.08 0.1 undecidable manual P 194 0.2032 111 0.07 97
IV.VIVA.HHZ. 2019-11-12T04:44:06.74 0.3 undecidable manual S 178 0.1241 122 -0.09 73
IT.RMVT.HGZ. 2019-11-12T04:44:06.79 1.0 undecidable manual P 291 0.223 109 0.36 23
IV.RDP.HHE. 2019-11-12T04:44:06.85 0.6 undecidable manual S 200 0.1214 123 0.12 49
IV.CERT.HHZ. 2019-11-12T04:44:05.41 0.6 positive manual P 65 0.1772 114 -0.08 48
IV.RMP.HHE. 2019-11-12T04:44:05.06 0.3 undecidable manual S 216 0.0791 135 -0.39 69
IV.MTCE.HHZ. 2019-11-12T04:44:05.05 0.1 positive manual P 353 0.1493 118 0.13 96
IV.RCAV.EHZ. 2019-11-12T04:44:05.20 0.6 undecidable manual P 102 0.1367 120 0.52 44
IV.VIVA.HHZ. 2019-11-12T04:44:04.55 0.1 negative manual P 178 0.1241 122 0.11 97
IV.RDP.HHE. 2019-11-12T04:44:04.60 1.0 negative manual P 200 0.1214 123 0.21 24
IV.SAMA.EHN. 2019-11-12T04:44:04.85 0.1 undecidable manual P 234 0.1592 116 -0.28 93
IV.RMP.HHE. 2019-11-12T04:44:03.63 0.1 undecidable manual P 216 0.0791 135 -0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RMP.HHE. ML:2.4 0.0037410505 0.2016 AML other m 2019-11-12T04:44:05.32
IV.RMP.HHN. ML:2.1 0.0020768285 0.24 AML other m 2019-11-12T04:44:05.71
IV.VIVA.HHE. ML:2.3 0.0022845095 0.3616 AML other m 2019-11-12T04:44:11.44
IV.VIVA.HHN. ML:2.1 0.001299668 0.2016 AML other m 2019-11-12T04:44:08.64
IV.RDP.HHE. ML:2.2 0.0016355125 0.64 AML other m 2019-11-12T04:44:08.62
IV.RDP.HHN. ML:2.4 0.002862361 0.2816 AML other m 2019-11-12T04:44:08.18
IV.MTCE.HHE. ML:1.7 0.0004973317 0.2784 AML other m 2019-11-12T04:44:08.29
IV.MTCE.HHN. ML:1.7 0.00050229005 0.48 AML other m 2019-11-12T04:44:08.24
IV.RCAV.EHE. ML:1.4 0.0002817824 0.2784 AML other m 2019-11-12T04:44:07.75
IV.RCAV.EHN. ML:1.6 0.00039809545 0.2208 AML other m 2019-11-12T04:44:07.98
IV.CERT.HHE. ML:1.6 0.00032224085 0.4 AML other m 2019-11-12T04:44:10.70
IV.CERT.HHN. ML:1.3 0.0001409337 0.24 AML other m 2019-11-12T04:44:10.55
IV.PTQR.HHE. ML:1.4 5.9379585E-5 1.68 AML other m 2019-11-12T04:44:19.44
IV.PTQR.HHN. ML:1.5 7.324639E-5 0.5184 AML other m 2019-11-12T04:44:19.24
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download