Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.8 on date 29-01-2019 and time 18:31:43 (UTC) in region 3 km E Palombara Sabina (RM)

A magnitude ML 1.8 earthquake occured in region: 3 km E Palombara Sabina (RM), on

  • 29-01-2019 18:31:43 (UTC)
  • 29-01-2019 19:31:43 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.0710, 12.8010 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Palombara Sabina RM 3 13269 13269
Monteflavio RM 5 1348 14617
Marcellina RM 5 7280 21897
Moricone RM 6 2650 24547
San Polo dei Cavalieri RM 7 2992 27539
Montorio Romano RM 8 1984 29523
Sant'Angelo Romano RM 8 5018 34541
Roccagiovine RM 8 263 34804
Licenza RM 8 1011 35815
Montelibretti RM 9 5323 41138
Percile RM 10 255 41393
Vicovaro RM 10 4019 45412
Guidonia Montecelio RM 10 88673 134085
Nerola RM 10 1926 136011
Mandela RM 11 917 136928
Scandriglia RI 11 3108 140036
Tivoli RM 12 56533 196569
Castel Madama RM 12 7399 203968
Orvinio RI 13 405 204373
Cineto Romano RM 14 601 204974
Mentana RM 14 22921 227895
Saracinesco RM 15 185 228080
Sambuci RM 15 925 229005
Monterotondo RM 15 40830 269835
Poggio Moiano RI 16 2751 272586
Poggio Nativo RI 16 2622 275208
Vallinfreda RM 16 283 275491
Toffia RI 16 1058 276549
Riofreddo RM 17 781 277330
Fara in Sabina RI 17 13742 291072
Roviano RM 17 1351 292423
Pozzaglia Sabina RI 17 360 292783
Ciciliano RM 17 1336 294119
Anticoli Corrado RM 17 915 295034
Fonte Nuova RM 17 32562 327596
Vivaro Romano RM 17 182 327778
Frasso Sabino RI 18 743 328521
San Gregorio da Sassola RM 18 1619 330140
Arsoli RM 18 1586 331726
Castelnuovo di Farfa RI 19 1059 332785
Monteleone Sabino RI 19 1224 334009
Turania RI 19 241 334250
Casape RM 20 744 334994
Marano Equo RM 20 779 335773
Oricola AQ 20 1244 337017
Colle di Tora RI 20 372 337389

Municipalities with at least 50000 inhabitants

An earthquake occurred to
10 Km NE of Guidonia Montecelio (88673 inhabitants)
12 Km N of Tivoli (56533 inhabitants)
33 Km NE of Roma (2864731 inhabitants)
43 Km N of Velletri (53303 inhabitants)
51 Km NE of Pomezia (62966 inhabitants)
54 Km N of Aprilia (73446 inhabitants)
56 Km S of Terni (111501 inhabitants)
57 Km NE of Fiumicino (78395 inhabitants)
58 Km SW of L'Aquila (69753 inhabitants)
68 Km N of Latina (125985 inhabitants)
69 Km SE of Viterbo (67173 inhabitants)
71 Km N of Anzio (54211 inhabitants)
83 Km E of Civitavecchia (52991 inhabitants)
99 Km S of Foligno (57155 inhabitants)
99 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 1.8 2019-01-29
18:31:43		 42.0708 12.8012 9 2019-08-22
08:24:49		 Bollettino Sismico Italiano INGV 65200101
Reviewed
Rev100 		ML 1.8 2019-01-29
18:31:44		 42.0807 12.8087 7 2019-01-29
18:41:03		 Sala Sismica INGV-Roma 65056931
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-01-29 18:31:43 ± 0.04
Latitude 42.0708 ± 0.0018
Longitude 12.8012 ± 0.0036
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 65200101

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 259
Semi-minor axis of confidence ellipse (meter) 135
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 244
Circular confidence region, given by single value of horizontal uncertainty (meter) 260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 48
Number of associated phases, regardless of their use for origin computation 49
Number of defining phases 49
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.06475
Epicentral distance of station farthest from the epicenter (degree) 0.75183
Number of stations at which the event was observed 28
Number of stations from which data was used for origin computation 28
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 65200101
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-02-04 07:15:56

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 65056931
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-01-29 18:41:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MOMA.HHZ. 2019-01-29T18:32:09.19 1.0 undecidable manual S 347 83.4498 50 0.06 22
IV.LRP.EHN. 2019-01-29T18:32:08.60 1.0 undecidable manual S 126 80.1642 50 0.37 21
IV.GAVE.EHN. 2019-01-29T18:32:05.39 0.6 undecidable manual S 6 69.375 50 0.04 45
IV.GIUL.HHZ. 2019-01-29T18:32:05.36 0.3 undecidable manual S 146 68.0763 50 0.34 64
IV.VVLD.HHZ. 2019-01-29T18:32:05.66 0.3 undecidable manual S 108 71.373 50 -0.24 65
IV.LATB.EHZ. 2019-01-29T18:32:04.60 0.6 undecidable manual S 168 65.3901 50 0.31 43
IV.TOLF.HHZ. 2019-01-29T18:32:04.85 1.0 undecidable manual S 270 65.9895 50 0.4 21
IV.LNSS.HHE. 2019-01-29T18:32:03.60 1.0 undecidable manual S 18 62.1933 50 0.16 22
IV.CESX.HHE. 2019-01-29T18:32:03.45 1.0 undecidable manual S 344 62.1933 50 0.01 23
IV.ARRO.EHE. 2019-01-29T18:32:02.26 0.6 undecidable manual S 357 56.499 50 0.34 44
IV.PTQR.HHZ. 2019-01-29T18:32:00.33 0.6 undecidable manual S 96 49.7169 50 0.22 45
IV.GUAR.HHE. 2019-01-29T18:32:00.49 0.3 undecidable manual S 126 52.1034 50 -0.27 67
IV.MOMA.HHZ. 2019-01-29T18:31:58.41 0.1 undecidable manual P 347 83.4498 50 -0.04 88
IV.GIGS.HHN. 2019-01-29T18:31:57.33 1.0 undecidable manual P 56 76.2681 50 0 23
IV.LRP.EHN. 2019-01-29T18:31:57.90 0.6 undecidable manual P 126 80.1642 50 -0.03 45
IV.SMA1.EHN. 2019-01-29T18:31:57.31 1.0 undecidable manual P 35 75.9684 50 0.02 23
IV.CAMP.HHE. 2019-01-29T18:31:56.58 0.3 undecidable manual P 44 71.7726 50 -0.06 68
IV.RDP.HHZ. 2019-01-29T18:31:56.60 0.6 undecidable manual S 192 35.2425 50 0.35 45
IV.VVLD.HHZ. 2019-01-29T18:31:56.31 0.1 undecidable manual P 108 71.373 50 -0.27 86
IV.TOLF.HHZ. 2019-01-29T18:31:56.03 0.1 positive manual P 270 65.9895 50 0.28 87
IV.FAGN.HHZ. 2019-01-29T18:31:56.09 0.6 undecidable manual P 71 67.8765 50 0.05 45
IV.FIAM.HHE. 2019-01-29T18:31:56.29 0.6 undecidable manual S 50 33.9438 50 0.38 45
IV.T1299.HNN. 2019-01-29T18:31:56.80 0.6 undecidable manual P 32 73.8705 50 -0.17 44
IV.CESX.HHE. 2019-01-29T18:31:55.09 0.1 undecidable manual P 344 62.1933 50 -0.07 92
IV.GAVE.EHN. 2019-01-29T18:31:55.89 0.1 undecidable manual P 6 69.375 50 -0.38 85
IV.GIUL.HHZ. 2019-01-29T18:31:55.89 0.1 undecidable manual P 146 68.0763 50 -0.19 88
IV.LATB.EHZ. 2019-01-29T18:31:55.27 0.3 undecidable manual P 168 65.3901 50 -0.38 64
IV.RMP.HHN. 2019-01-29T18:31:54.93 1.0 undecidable manual S 196 29.9478 106 0.25 23
IV.SRES.HHZ. 2019-01-29T18:31:54.88 0.6 undecidable manual S 308 30.2475 106 0.11 48
IV.ARRO.EHE. 2019-01-29T18:31:54.52 0.1 undecidable manual P 357 56.499 50 0.24 89
IV.LNSS.HHE. 2019-01-29T18:31:54.96 0.1 positive manual P 18 62.1933 50 -0.21 89
IV.RM33.EHE. 2019-01-29T18:31:54.57 0.1 undecidable manual P 35 59.2962 50 -0.15 91
IV.RCAV.EHZ. 2019-01-29T18:31:53.95 0.3 undecidable manual S 154 27.5502 108 0.08 73
IV.PTQR.HHZ. 2019-01-29T18:31:53.24 0.1 undecidable manual P 96 49.7169 50 0 95
IV.GUAR.HHE. 2019-01-29T18:31:53.40 0.1 undecidable manual P 126 52.1034 50 -0.22 90
IT.CSO1.HGE. 2019-01-29T18:31:52.95 0.6 undecidable manual S 82 23.8539 110 0.28 47
IV.CERT.HHZ. 2019-01-29T18:31:51.71 0.6 undecidable manual S 132 20.0688 113 0.25 48
IV.RDP.HHZ. 2019-01-29T18:31:51.25 1.0 undecidable manual P 192 35.2425 50 0.24 23
IV.VIVA.HHN. 2019-01-29T18:31:51.12 0.3 undecidable manual P 184 35.6421 50 0.04 72
IT.MMP1.HGE. 2019-01-29T18:31:51.67 0.6 undecidable manual S 348 20.2686 113 0.16 48
IV.FIAM.HHE. 2019-01-29T18:31:50.84 0.1 undecidable manual P 50 33.9438 50 0.03 97
IT.CSO1.HGE. 2019-01-29T18:31:49.10 0.1 undecidable manual P 82 23.8539 110 0.15 96
IV.RCAV.EHZ. 2019-01-29T18:31:49.53 0.1 undecidable manual P 154 27.5502 108 -0.11 97
IV.RMP.HHN. 2019-01-29T18:31:49.86 0.3 undecidable manual P 196 29.9478 106 -0.25 70
IV.SRES.HHZ. 2019-01-29T18:31:49.92 0.1 undecidable manual P 308 30.2475 106 -0.24 94
IT.MMP1.HGE. 2019-01-29T18:31:48.39 0.1 undecidable manual P 348 20.2686 113 0.11 98
IV.CERT.HHZ. 2019-01-29T18:31:48.39 0.1 undecidable manual P 132 20.0688 113 0.14 97
IV.MTCE.HHZ. 2019-01-29T18:31:47.76 0.6 undecidable manual S 222 7.1928 140 -0.02 51
IV.MTCE.HHZ. 2019-01-29T18:31:46.01 0.1 negative manual P 222 7.1928 140 -0.12 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTCE.HHN. ML:2.0 0.001565 0.3 AML other m 2019-01-29T18:31:49.36
IV.MTCE.HHE. ML:2.0 0.001655 0.58 AML other m 2019-01-29T18:31:50.41
IV.CERT.HHN. ML:1.9 0.0006910000000000001 1.32 AML other m 2019-01-29T18:31:52.30
IV.CERT.HHE. ML:2.0 0.000754 0.4 AML other m 2019-01-29T18:31:54.69
IV.RCAV.EHN. ML:1.9 0.0004055 0.18 AML other m 2019-01-29T18:31:55.26
IV.SRES.HHN. ML:1.4 0.000135 0.64 AML other m 2019-01-29T18:31:55.88
IV.RCAV.EHE. ML:1.8 0.000343 0.58 AML other m 2019-01-29T18:31:58.42
IV.PTQR.HHN. ML:1.5 0.00008230000000000001 1.38 AML other m 2019-01-29T18:32:02.76
IV.PTQR.HHE. ML:1.6 0.0001021 0.32 AML other m 2019-01-29T18:32:02.80
IV.SRES.HHE. ML:1.3 0.0000942 0.42 AML other m 2019-01-29T18:32:03.30
IV.TOLF.HHE. ML:2.0 0.0002035 0.36 AML other m 2019-01-29T18:32:06.23
IV.TOLF.HHN. ML:1.8 0.0001121 0.4 AML other m 2019-01-29T18:32:06.31
IV.GIUL.HHE. ML:1.5 0.000059749999999999995 0.8 AML other m 2019-01-29T18:32:09.06
IV.GIUL.HHN. ML:1.7 0.00007865 0.58 AML other m 2019-01-29T18:32:10.06
IV.MOMA.HHN. ML:1.8 0.00007565 1.76 AML other m 2019-01-29T18:32:14.97
IV.MOMA.HHE. ML:1.7 0.0000637 1.72 AML other m 2019-01-29T18:32:15.96
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