Earthquake (quarry blast) with magnitude of ML 1.3 on date 11-07-2019 and time 12:53:46 (Italy) in region 3 km SW Farnese (VT)

A magnitude ML 1.3 (quarry blast) earthquake occured in region: 3 km SW Farnese (VT), on

  • 11-07-2019 10:53:46 (UTC)
  • 11-07-2019 12:53:46 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.5330, 11.7040 at 0 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

Event type: quarry blast.

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
Farnese VT 3 1527 1527
Ischia di Castro VT 5 2326 3853
Cellere VT 6 1188 5041
Canino VT 9 5286 10327
Tessennano VT 9 345 10672
Valentano VT 10 2868 13540
Piansano VT 10 2079 15619
Pitigliano GR 12 3818 19437
Arlena di Castro VT 13 854 20291
Latera VT 15 836 21127
Manciano GR 17 7354 28481
Sorano GR 17 3428 31909
Capodimonte VT 17 1731 33640
Gradoli VT 18 1353 34993
Marta VT 18 3499 38492
Tuscania VT 19 8451 46943

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km W of Viterbo (67173 inhabitants)
50 Km N of Civitavecchia (52991 inhabitants)
54 Km E of Grosseto (82087 inhabitants)
77 Km W of Terni (111501 inhabitants)
85 Km SW of Perugia (166134 inhabitants)
92 Km SE of Siena (53903 inhabitants)
94 Km SW of Foligno (57155 inhabitants)
95 Km NW of Fiumicino (78395 inhabitants)
96 Km NW of Roma (2864731 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 2019-07-11
10:53:46
42.5333 11.7037 1 2019-11-13
14:31:03
Bollettino Sismico Italiano INGV 72705021
Reviewed
Rev100
ML 1.3 2019-07-11
10:53:46
42.5313 11.6498 8 2019-07-11
11:07:01
Sala Sismica INGV-Roma 70470571
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-07-11 10:53:46 ± 0.17
Latitude 42.5333 ± 0.0090
Longitude 11.7037 ± 0.0134
Depth (km) 1 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type quarry blast
Origin ID 72705021

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1150
Semi-minor axis of confidence ellipse (meter) 950
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 249
Circular confidence region, given by single value of horizontal uncertainty (meter) 1150.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 118
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.43527
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 72705021
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-09-24 00:41:51

ML:1.3

Field Value
Value 1.3
Uncertainty 0.4
Num. used stations 8
Type of magnitude ML
Reference to an origin 70470571
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-07-11 11:07:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SBPO.HNZ. 2019-07-11T10:55:09.32 3.0 undecidable manual Sn 1.07 0
CH.BERNI.HHZ. 2019-07-11T10:55:00.94 3.0 negative manual Pg 15.73 0
IV.PZUN.HHZ. 2019-07-11T10:54:52.04 3.0 undecidable manual Sn 1.75 0
OX.CIMO.HHZ. 2019-07-11T10:54:47.59 3.0 positive manual Pg 6.98 0
IV.PII.HHZ. 2019-07-11T10:54:40.83 3.0 undecidable manual Sn 0.26 0
IV.PE3.EHZ. 2019-07-11T10:54:30.44 3.0 undecidable manual Sn -2.28 0
IV.NDIM.HHZ. 2019-07-11T10:54:27.69 3.0 positive manual Pg 4.98 0
IV.PTRJ.HNZ. 2019-07-11T10:54:22.50 3.0 undecidable manual Sg -0.75 0
IV.IFIL.HHZ. 2019-07-11T10:54:15.91 3.0 undecidable manual Pn -7.03 0
IV.DGI.HHZ. 2019-07-11T10:54:03.73 3.0 undecidable manual Pn -2.53 0
IV.MAON.HHZ. 2019-07-11T10:53:57.10 0.3 undecidable manual P 256 48.3183 91 0.54 65
IV.SACS.HHE. 2019-07-11T10:53:54.75 0.3 undecidable manual P 26 38.8278 91 0.08 73
IV.BARO.EHZ. 2019-07-11T10:53:54.96 0.3 undecidable manual P 138 42.624 91 -0.46 67
IV.ARCI.HHZ. 2019-07-11T10:53:54.74 0.1 undecidable manual P 332 39.9267 91 -0.16 96
TV.SF04.EHZ. 2019-07-11T10:53:53.56 0.1 undecidable manual P 354 33.744 91 -0.09 98
TV.SF01.EHZ. 2019-07-11T10:53:53.42 0.3 undecidable manual P 340 32.9448 91 -0.07 74
TV.SF13.HHE. 2019-07-11T10:53:53.21 0.3 undecidable manual P 348 32.3454 91 -0.16 73
TV.SF03.EHE. 2019-07-11T10:53:52.83 0.1 undecidable manual P 357 29.9478 91 -0.06 100
IV.MCIV.CHE. 2019-07-11T10:53:52.42 0.1 undecidable manual P 355 27.2505 91 0.06 100
TV.SF14.HHE. 2019-07-11T10:53:51.77 0.3 undecidable manual P 344 25.6521 91 -0.26 72
IV.LATE.HHZ. 2019-07-11T10:53:49.88 0.1 undecidable manual P 43 12.0768 92 0.56 91
IV.VIVA.HHZ. 2019-07-11T10:53:39.44 3.0 negative manual P -0.25 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARCI.HNE. ML:1.5 0.000108471335 0.6592 AML other m 2019-07-11T10:53:55.12
TV.SF01.EHN. ML:1.1 0.00005658539 0.32 AML other m 2019-07-11T10:54:00.22
IV.LATE.HHE. ML:1.6 0.0005745 0.94 AML other m 2019-07-11T10:54:00.75
TV.SF01.EHE. ML:1.1 0.000058969195000000004 0.3776 AML other m 2019-07-11T10:54:00.34
IV.LATE.HHN. ML:1.8 0.0009085 0.82 AML other m 2019-07-11T10:54:02.35
IV.ARCI.HHE. ML:0.8 0.00002675 0.9 AML other m 2019-07-11T10:54:02.20
IV.ARCI.HHN. ML:0.8 0.000024 0.54 AML other m 2019-07-11T10:54:05.81
IV.ARCI.HNN. ML:1.5 0.000124397 0.7488 AML other m 2019-07-11T10:54:13.46
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