Earthquake with magnitude of ML 1.3 on date 05-08-2019 and time 13:42:52 (Italy) in region 4 km N Otricoli (TR)

A magnitude ML 1.3 earthquake occured in region: 4 km N Otricoli (TR), on

  • 05-08-2019 11:42:52 (UTC)
  • 05-08-2019 13:42:52 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.46, 12.48 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
Otricoli TR 4 1869 1869
Narni TR 7 19785 21654
Orte VT 7 8923 30577
Calvi dell'Umbria TR 10 1856 32433
Penna in Teverina TR 11 1099 33532
Magliano Sabina RI 11 3774 37306
Gallese VT 11 2849 40155
Vasanello VT 12 4068 44223
Amelia TR 12 11897 56120
Giove TR 14 1928 58048
Bassano in Teverina VT 14 1313 59361
Configni RI 14 633 59994
Montebuono RI 15 883 60877
Tarano RI 15 1444 62321
Collevecchio RI 15 1577 63898
Vacone RI 15 256 64154
Stroncone TR 16 4917 69071
Corchiano VT 16 3869 72940
Attigliano TR 17 2028 74968
Lugnano in Teverina TR 17 1494 76462
Terni TR 18 111501 187963
Torri in Sabina RI 18 1256 189219
San Gemini TR 18 5018 194237
Cottanello RI 18 563 194800
Vignanello VT 18 4652 199452
Montasola RI 19 395 199847
Bomarzo VT 19 1805 201652
Vallerano VT 19 2621 204273
Stimigliano RI 20 2328 206601
Selci RI 20 1106 207707
Civita Castellana VT 20 16491 224198

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km SW of Terni (111501 inhabitants)
31 Km E of Viterbo (67173 inhabitants)
55 Km NW of Guidonia Montecelio (88673 inhabitants)
58 Km SW of Foligno (57155 inhabitants)
61 Km NW of Tivoli (56533 inhabitants)
63 Km N of Roma (2864731 inhabitants)
70 Km NE of Civitavecchia (52991 inhabitants)
72 Km S of Perugia (166134 inhabitants)
77 Km W of L'Aquila (69753 inhabitants)
79 Km N of Fiumicino (78395 inhabitants)
88 Km N of Pomezia (62966 inhabitants)
90 Km N of Velletri (53303 inhabitants)
97 Km N of Aprilia (73446 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 2019-08-05
11:42:52
42.46 12.48 9 2019-11-13
14:31:02
Bollettino Sismico Italiano INGV 72335701
Reviewed
Rev100
ML 1.3 2019-08-05
11:42:53
42.46 12.51 7 2019-08-05
11:48:37
Sala Sismica INGV-Roma 71192531
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-08-05 11:42:52 ± 0.07
Latitude 42.46 ± 0.00
Longitude 12.48 ± 0.01
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 72335701

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 518
Semi-minor axis of confidence ellipse (meter) 247
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 117
Circular confidence region, given by single value of horizontal uncertainty (meter) 520
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 103
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 13
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
Epicentral distance of station farthest from the epicenter (degree) 0.56927
Number of stations at which the event was observed 28
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 72335701
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-09-12 09:25:05

ML:1.3

Field Value
Value 1.3
Uncertainty 0.1
Num. used stations 6
Type of magnitude ML
Reference to an origin 71192531
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-08-05 11:48:37
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.ILLI.HHZ. 2019-08-05T11:44:52.27 3.0 undecidable manual Sg 11.69 0
OX.ACOM.HHZ. 2019-08-05T11:44:41.54 3.0 undecidable manual Sn -8.24 0
GU.GORR.HHZ. 2019-08-05T11:44:39.34 3.0 undecidable manual Sg 11.75 0
GU.RORO.HHZ. 2019-08-05T11:44:34.49 3.0 undecidable manual Sn -3.62 0
RD.PGF.BHZ. 2019-08-05T11:44:20.04 3.0 undecidable manual Sg 9.86 0
IV.CRAC.EHZ. 2019-08-05T11:44:18.94 3.0 undecidable manual Sn -2.81 0
IV.NDIM.HNZ. 2019-08-05T11:44:11.92 3.0 undecidable manual Sn -4.17 0
IV.PIPA.HHZ. 2019-08-05T11:44:03.69 3.0 positive manual Pg 12.32 0
IV.QLNO.HHZ. 2019-08-05T11:43:57.11 3.0 positive manual Pg 8.21 0
MN.TRI.HHZ. 2019-08-05T11:43:56.00 3.0 positive manual Pg 10.59 0
IT.ORP.HGZ. 2019-08-05T11:43:54.33 3.0 undecidable manual Sg 2.34 0
IV.ECTS.EHZ. 2019-08-05T11:43:53.43 3.0 positive manual Pn -5.61 0
IV.SARZ.HHZ. 2019-08-05T11:43:49.16 3.0 undecidable manual Pn 0.11 0
MN.BLY.HHZ. 2019-08-05T11:43:48.19 3.0 positive manual Pn -4.21 0
IV.MNTV.HNZ. 2019-08-05T11:43:48.46 3.0 positive manual Pg 7.32 0
IV.IACL.HHZ. 2019-08-05T11:43:46.94 3.0 undecidable manual Pn -0.85 0
IT.ORP.HGZ. 2019-08-05T11:43:28.43 3.0 undecidable manual Pg 4.53 0
IV.BSSO.HNZ. 2019-08-05T11:43:13.21 3.0 negative manual Pn -2.86 0
IV.LNSS.HHZ. 2019-08-05T11:43:09.15 0.3 undecidable manual S 71 0.438 50 0.16 69
IV.BARO.EHZ. 2019-08-05T11:43:07.40 0.6 undecidable manual S 236 0.3804 50 0.13 47
IV.MOMA.HHZ. 2019-08-05T11:43:06.28 0.6 undecidable manual S 11 0.3489 50 -0.07 48
IV.SACS.HHZ. 2019-08-05T11:43:04.81 0.3 undecidable manual P 313 0.5693 50 0.33 65
IV.MGAB.HHZ. 2019-08-05T11:43:03.64 0.3 undecidable manual P 329 0.5252 50 -0.07 70
IV.SRES.HHE. 2019-08-05T11:43:02.02 0.3 undecidable manual S 174 0.2257 109 -0.15 73
IV.LNSS.HHZ. 2019-08-05T11:43:02.15 0.3 undecidable manual P 71 0.438 50 -0.08 71
IV.LRP.EHZ. 2019-08-05T11:43:01.79 3.0 undecidable manual P -3.04 0
IV.BARO.EHZ. 2019-08-05T11:43:01.20 0.3 undecidable manual P 236 0.3804 50 -0.04 72
IV.MOMA.HHZ. 2019-08-05T11:43:00.35 0.1 undecidable manual P 11 0.3489 50 -0.35 91
IV.LAV9.HHZ. 2019-08-05T11:43:00.83 3.0 undecidable manual S -5.59 0
IV.CESX.HHZ. 2019-08-05T11:43:00.06 0.6 undecidable manual S 29 0.1673 115 -0.04 50
IV.SRES.HHE. 2019-08-05T11:42:58.36 0.3 undecidable manual P 174 0.2257 109 0.07 74
IV.ARRO.EHZ. 2019-08-05T11:42:58.85 0.3 undecidable manual P 61 0.2428 108 0.19 72
IV.CESX.HHZ. 2019-08-05T11:42:57.15 0.1 undecidable manual P 29 0.1673 115 0.05 100
IV.VIVA.HHZ. 2019-08-05T11:42:53.23 3.0 positive manual P -3.42 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.VIVA.HHN. ML:3 0.00151 0.06 AML other m 2019-08-05T11:43:00.19
IV.VIVA.HHE. ML:3.2 0.002085 0.18 AML other m 2019-08-05T11:43:00.30
IV.CESX.HHE. ML:1.2 0.000116 0.2 AML other m 2019-08-05T11:43:00.55
IV.CESX.HHN. ML:1.2 0.0001445 0.2 AML other m 2019-08-05T11:43:00.55
IV.ARRO.EHE. ML:1.2 8.865E-5 0.16 AML other m 2019-08-05T11:43:04.45
IV.ARRO.EHN. ML:1.3 0.000116 0.2 AML other m 2019-08-05T11:43:05.71
IV.MOMA.HHE. ML:1.4 0.00010105 0.74 AML other m 2019-08-05T11:43:07.02
IV.MOMA.HHN. ML:1.3 7.815E-5 0.74 AML other m 2019-08-05T11:43:07.52
IV.SACS.HHN. ML:0.9 1.58E-5 0.92 AML other m 2019-08-05T11:43:09.99
IV.LNSS.HHN. ML:1.7 0.0001315 1.28 AML other m 2019-08-05T11:43:10.78
IV.LNSS.HHE. ML:1.6 0.000104 1.02 AML other m 2019-08-05T11:43:10.82
IV.SACS.HHE. ML:0.9 1.64E-5 0.42 AML other m 2019-08-05T11:43:11.92
IV.MGAB.HHE. ML:1.5 7.175E-5 0.36 AML other m 2019-08-05T11:43:13.74
IV.MGAB.HHN. ML:1.5 7.34E-5 0.9 AML other m 2019-08-05T11:43:13.83
OX.ACOM.HHE. ML:3.2 6.7E-5 0.42 AML other m 2019-08-05T11:44:00.68
IV.CRAC.EHN. ML:3.5 0.0001925 1.08 AML other m 2019-08-05T11:44:32.05
IV.CRAC.EHE. ML:3.6 0.000239 0.3 AML other m 2019-08-05T11:44:33.24
OX.ACOM.HHN. ML:3.2 6.32E-5 0.2 AML other m 2019-08-05T11:45:02.86
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