Earthquake with magnitude of ML 1.0 on date 09-03-2018 and time 06:32:55 (Italy) in region 7 km NE Campagnatico (GR)

A magnitude ML 1.0 earthquake occured in region: 7 km NE Campagnatico (GR), on

  • 09-03-2018 05:32:55 (UTC)
  • 09-03-2018 06:32:55 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9340, 11.3280 at 7 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
Campagnatico GR 7 2412 2412
Cinigiano GR 7 2618 5030
Civitella Paganico GR 8 3154 8184
Roccastrada GR 16 9199 17383
Castel del Piano GR 18 4690 22073
Arcidosso GR 19 4285 26358
Seggiano GR 19 961 27319
Montalcino SI 19 5093 32412

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km NE of Grosseto (82087 inhabitants)
43 Km S of Siena (53903 inhabitants)
74 Km SW of Arezzo (99543 inhabitants)
86 Km NW of Viterbo (67173 inhabitants)
88 Km W of Perugia (166134 inhabitants)
93 Km S of Scandicci (50609 inhabitants)
93 Km S of Firenze (382808 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 1.0 2018-03-09
05:32:55
42.9342 11.3283 7 2019-04-24
14:49:46
Bollettino Sismico Italiano INGV 65035801
Reviewed
Rev100
ML 1.0 2018-03-09
05:32:55
42.9592 11.3385 6 2018-03-09
05:39:39
Sala Sismica INGV-Roma 54464531
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-03-09 05:32:55 ± 0.28
Latitude 42.9342 ± 0.0099
Longitude 11.3283 ± 0.0074
Depth (km) 7 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 65035801

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1017
Semi-minor axis of confidence ellipse (meter) 574
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 30
Circular confidence region, given by single value of horizontal uncertainty (meter) 1020.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 147
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.13580
Epicentral distance of station farthest from the epicenter (degree) 0.30307
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitudes information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 54464531
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-03-09 05:39:39

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 65035801
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-01-29 02:28:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FROS.HHZ. 2018-03-09T05:33:07.63 0.6 undecidable manual S 336 33.6441 102 -0.23 47
TV.SF04.EHZ. 2018-03-09T05:33:05.83 0.3 undecidable manual S 112 29.1486 104 -0.51 67
TV.SF01.EHZ. 2018-03-09T05:33:04.42 0.6 undecidable manual S 125 23.4543 107 -0.02 50
IV.RIBO.EHZ.01 2018-03-09T05:33:04.17 0.3 undecidable manual S 274 22.9548 108 -0.12 74
IV.FROS.HHZ. 2018-03-09T05:33:03.07 0.1 undecidable manual P 336 33.6441 102 0.25 94
IV.ARCI.HHZ. 2018-03-09T05:33:02.03 0.6 undecidable manual S 127 15.0738 116 0.31 48
TV.SF04.EHZ. 2018-03-09T05:33:02.01 0.1 undecidable manual P 112 29.1486 104 0.07 98
IV.RIBO.EHZ.01 2018-03-09T05:33:00.68 0.1 negative manual P 274 22.9548 108 -0.07 99
TV.SF01.EHZ. 2018-03-09T05:33:00.80 0.1 undecidable manual P 125 23.4543 107 -0.04 100
IV.ARCI.HHZ. 2018-03-09T05:32:59.48 0.1 undecidable manual P 127 15.0738 116 0.21 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARCI.HHN. ML:0.9 0.000080417675 0.16 AML other m 2018-03-09T05:33:02.27
IV.ARCI.HHE. ML:0.8 0.000060868199999999994 0.1184 AML other m 2018-03-09T05:33:02.76
IV.RIBO.EHE.01 ML:1.2 0.0001176507 0.2208 AML other m 2018-03-09T05:33:04.52
TV.SF01.EHE. ML:0.8 0.00004190191 0.24 AML other m 2018-03-09T05:33:05.25
TV.SF04.EHE. ML:1.1 0.000069036105 0.2592 AML other m 2018-03-09T05:33:07.48
TV.SF04.EHN. ML:1.1 0.000062770545 0.1824 AML other m 2018-03-09T05:33:08.12
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