Earthquake with magnitude of ML 1.5 on date 05-04-2019 and time 03:24:07 (Italy) in region 8 km N Baschi (TR)

A magnitude ML 1.5 earthquake occured in region: 8 km N Baschi (TR), on

  • 05-04-2019 01:24:07 (UTC)
  • 05-04-2019 03:24:07 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.74, 12.21 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
Baschi TR 8 2722 2722
Orvieto TR 9 20630 23352
Porano TR 11 1966 25318
Castiglione in Teverina VT 11 2329 27647
Montecchio TR 11 1676 29323
Lubriano VT 15 909 30232
San Venanzo TR 15 2218 32450
Guardea TR 15 1836 34286
Civitella d'Agliano VT 15 1640 35926
Ficulle TR 16 1669 37595
Parrano TR 16 534 38129
Bagnoregio VT 16 3650 41779
Monte Castello di Vibio PG 16 1567 43346
Todi PG 17 16851 60197
Castel Viscardo TR 17 2938 63135
Fratta Todina PG 18 1839 64974
Alviano TR 19 1463 66437
Graffignano VT 19 2292 68729
Castel Giorgio TR 19 2131 70860

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km N of Viterbo (67173 inhabitants)
41 Km NW of Terni (111501 inhabitants)
43 Km SW of Perugia (166134 inhabitants)
47 Km SW of Foligno (57155 inhabitants)
80 Km NE of Civitavecchia (52991 inhabitants)
85 Km SE of Arezzo (99543 inhabitants)
89 Km E of Grosseto (82087 inhabitants)
93 Km NW of Guidonia Montecelio (88673 inhabitants)
96 Km SE of Siena (53903 inhabitants)
97 Km N of Roma (2864731 inhabitants)
99 Km NW of Tivoli (56533 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 1000 ML 1.5 2019-04-05
01:24:07
42.74 12.21 8 2019-08-22
08:24:55
Bollettino Sismico Italiano INGV 67366711
Rev 100 ML 1.7 2019-04-05
01:24:07
42.76 12.2 17 2019-04-05
01:45:50
Sala Sismica INGV-Roma 67262581
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-04-05 01:24:07 ± 0.07
Latitude 42.74 ± 0.00
Longitude 12.21 ± 0.00
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 67366711

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 380
Semi-minor axis of confidence ellipse (meter) 249
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 13
Circular confidence region, given by single value of horizontal uncertainty (meter) 380
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 77
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 36
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.18256
Epicentral distance of station farthest from the epicenter (degree) 0.69697
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.1
Num. used stations 9
Type of magnitude ML
Reference to an origin 67366711
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-04-08 07:47:30

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 67262581
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-04-05 01:45:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.TOLF.HHN. 2019-04-05T01:24:31.13 0.6 undecidable manual S 193 0.697 50 0.24 44
IV.ATVO.HHZ. 2019-04-05T01:24:30.02 0.6 undecidable manual S 13 0.6529 50 0.44 42
IV.CAFI.HHZ. 2019-04-05T01:24:28.87 0.6 undecidable manual S 343 0.6106 50 0.56 41
IV.MURB.HHZ. 2019-04-05T01:24:27.53 0.6 undecidable manual S 24 0.5675 50 0.5 42
TV.SF14.HHZ. 2019-04-05T01:24:23.36 0.3 undecidable manual S 272 0.4362 50 0.21 69
TV.SF13.HHZ. 2019-04-05T01:24:23.17 0.6 undecidable manual S 280 0.4389 50 -0.05 48
TV.SF04.EHZ. 2019-04-05T01:24:22.28 0.6 undecidable manual S 283 0.4128 50 -0.17 47
TV.SF11.HHZ. 2019-04-05T01:24:22.18 0.3 undecidable manual S 288 0.4083 50 -0.13 71
IV.MCIV.CHZ. 2019-04-05T01:24:21.61 0.3 undecidable manual S 275 0.3921 50 -0.23 70
TV.SF03.EHZ. 2019-04-05T01:24:21.33 0.3 undecidable manual S 279 0.3885 50 -0.4 67
IV.LATE.HHZ. 2019-04-05T01:24:20.09 0.3 undecidable manual S 246 0.3247 50 0.23 71
IV.TOLF.HHN. 2019-04-05T01:24:20.97 0.6 undecidable manual P 193 0.697 50 0.1 45
IV.CAFI.HHZ. 2019-04-05T01:24:19.05 0.1 undecidable manual P 343 0.6106 50 -0.33 87
IV.CESX.HHZ. 2019-04-05T01:24:19.36 0.3 undecidable manual S 116 0.3094 50 -0.03 74
IV.ATVO.HHZ. 2019-04-05T01:24:19.82 0.1 undecidable manual P 13 0.6529 50 -0.29 87
IV.ATMI.HHZ. 2019-04-05T01:24:18.76 0.6 undecidable manual P 4 0.5909 50 -0.28 44
IV.MURB.HHZ. 2019-04-05T01:24:18.31 0.1 undecidable manual P 24 0.5675 50 -0.33 88
IV.MOMA.HHZ. 2019-04-05T01:24:18.13 0.3 undecidable manual S 77 0.2716 106 0.1 73
IT.GNU.HGZ. 2019-04-05T01:24:18.12 0.6 undecidable manual S 77 0.2716 106 0.09 49
IV.ATCC.EHE. 2019-04-05T01:24:18.04 0.6 undecidable manual P 35 0.5414 50 -0.16 46
IV.SACS.HHZ. 2019-04-05T01:24:17.08 0.1 undecidable manual S 296 0.2428 107 0.1 98
TV.SF01.EHN. 2019-04-05T01:24:17.62 0.6 undecidable manual P 278 0.4784 50 0.5 43
TV.SF13.HHZ. 2019-04-05T01:24:16.44 0.6 undecidable manual P 280 0.4389 50 0 48
TV.SF04.EHZ. 2019-04-05T01:24:16.00 0.6 undecidable manual P 283 0.4128 50 0.01 48
TV.SF14.HHZ. 2019-04-05T01:24:16.15 0.6 undecidable manual P 272 0.4362 50 -0.25 46
IV.ARRO.EHZ. 2019-04-05T01:24:16.82 0.1 undecidable manual P 112 0.4416 50 0.33 90
TV.SF11.HHZ. 2019-04-05T01:24:16.06 0.3 undecidable manual P 288 0.4083 50 0.15 71
IV.MGAB.HHZ. 2019-04-05T01:24:15.26 0.3 undecidable manual S 337 0.1826 113 0.49 69
IV.MCIV.CHZ. 2019-04-05T01:24:15.61 0.3 undecidable manual P 275 0.3921 50 -0.04 73
TV.SF03.EHZ. 2019-04-05T01:24:15.57 0.6 undecidable manual P 279 0.3885 50 -0.01 49
IV.CESX.HHZ. 2019-04-05T01:24:14.10 0.1 undecidable manual P 116 0.3094 50 -0.13 97
IV.LATE.HHZ. 2019-04-05T01:24:14.73 0.1 undecidable manual P 246 0.3247 50 0.23 94
IV.MOMA.HHZ. 2019-04-05T01:24:13.22 0.3 undecidable manual P 77 0.2716 106 -0.22 71
IT.GNU.HGZ. 2019-04-05T01:24:13.26 0.6 undecidable manual P 77 0.2716 106 -0.18 48
IV.SACS.HHZ. 2019-04-05T01:24:12.61 0.1 undecidable manual P 296 0.2428 107 -0.22 96
IV.MGAB.HHZ. 2019-04-05T01:24:11.49 0.1 undecidable manual P 337 0.1826 113 -0.07 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MGAB.HNN. ML:2 0.0007821091 0.28 AML other m 2019-04-05T01:24:15.42
IV.MGAB.HHN. ML:2 0.00084388575 0.38 AML other m 2019-04-05T01:24:15.98
IV.MGAB.HHE. ML:2 0.0007737644 1.7 AML other m 2019-04-05T01:24:15.11
IV.MGAB.HNE. ML:2 0.00087395235 1.72 AML other m 2019-04-05T01:24:15.11
IV.SACS.HHN. ML:1.4 0.00015294151 0.26 AML other m 2019-04-05T01:24:17.79
IV.SACS.HNN. ML:1.4 0.00014259756 0.18 AML other m 2019-04-05T01:24:17.57
IV.SACS.HHE. ML:1.4 0.00014669605 0.2 AML other m 2019-04-05T01:24:17.81
IV.MOMA.HNN. ML:1.5 0.00014507455 0.2 AML other m 2019-04-05T01:24:18.61
IV.MOMA.HHN. ML:1.4 0.00013391815 0.2 AML other m 2019-04-05T01:24:18.62
IV.SACS.HNE. ML:1.4 0.0001471955 1.78 AML other m 2019-04-05T01:24:18.97
IV.MOMA.HHE. ML:1.6 0.00020220455 0.12 AML other m 2019-04-05T01:24:19.87
IV.MOMA.HNE. ML:1.6 0.00020958805 0.22 AML other m 2019-04-05T01:24:20.32
IV.CESX.HHN. ML:1.2 6.795112E-5 0.24 AML other m 2019-04-05T01:24:20.03
IV.LATE.HHN. ML:1.8 0.00022816275 1.44 AML other m 2019-04-05T01:24:20.10
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