Earthquake with magnitude of ML 1.4 on date 08-03-2018 and time 21:15:12 (Italy) in region 2 km NE Campagnatico (GR)

A magnitude ML 1.4 earthquake occured in region: 2 km NE Campagnatico (GR), on

  • 08-03-2018 20:15:12 (UTC)
  • 08-03-2018 21:15:12 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8950, 11.2990 at 11 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 2 2412 2412
Cinigiano GR 8 2618 5030
Civitella Paganico GR 11 3154 8184
Roccastrada GR 17 9199 17383
Castel del Piano GR 20 4690 22073
Arcidosso GR 20 4285 26358

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km NE of Grosseto (82087 inhabitants)
47 Km S of Siena (53903 inhabitants)
79 Km SW of Arezzo (99543 inhabitants)
85 Km NW of Viterbo (67173 inhabitants)
92 Km W of Perugia (166134 inhabitants)
97 Km S of Scandicci (50609 inhabitants)
97 Km S of Firenze (382808 inhabitants)
98 Km NW of Civitavecchia (52991 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 1.4 2018-03-08
20:15:12
42.8947 11.2993 11 2019-04-24
14:49:33
Bollettino Sismico Italiano INGV 56860101
Reviewed
Rev100
ML 1.4 2018-03-08
20:15:12
42.8918 11.307 11 2018-03-08
20:23:09
Sala Sismica INGV-Roma 54446011
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-03-08 20:15:12 ± 0.08
Latitude 42.8947 ± 0.0027
Longitude 11.2993 ± 0.0037
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 56860101

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 284
Semi-minor axis of confidence ellipse (meter) 233
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 228
Circular confidence region, given by single value of horizontal uncertainty (meter) 280.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 120
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.48204
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.1
Num. used stations 8
Type of magnitude ML
Reference to an origin 56860101
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-05-14 10:28:17

ML:1.4

Field Value
Value 1.4
Uncertainty 0.4
Num. used stations 10
Type of magnitude ML
Reference to an origin 54446011
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-03-08 20:23:09
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ZONE.HHZ. 2018-03-08T20:16:35.52 3.0 undecidable manual Sn 1.09 0
IV.TREG.HNZ. 2018-03-08T20:16:30.42 3.0 undecidable manual Sn 4.88 0
CR.ZAG.BHZ. 2018-03-08T20:16:19.38 3.0 undecidable manual Pn 0.59 0
IV.SBPO.HNZ. 2018-03-08T20:16:13.46 3.0 undecidable manual Sn -0.96 0
IV.MF5.EHZ. 2018-03-08T20:16:08.17 3.0 undecidable manual S 7.53 0
MN.TRI.HHZ. 2018-03-08T20:16:05.74 3.0 negative manual Pn 2.61 0
IV.SAMA.HHZ. 2018-03-08T20:15:58.32 3.0 undecidable manual S 0.05 0
IV.LEOD.HNZ. 2018-03-08T20:15:56.44 3.0 undecidable manual Pn 1.87 0
IV.FOSV.EHZ. 2018-03-08T20:15:37.20 3.0 undecidable manual P 3.84 0
IV.TRIF.HHZ. 2018-03-08T20:15:25.65 0.3 undecidable manual S 307 40.4262 91 -0.07 71
IV.CASP.HHZ. 2018-03-08T20:15:24.39 0.3 undecidable manual S 252 37.1295 91 -0.46 65
IV.FROS.HHZ. 2018-03-08T20:15:24.40 0.3 undecidable manual S 342 36.8298 91 -0.36 67
TV.SF13.HHZ. 2018-03-08T20:15:22.24 0.1 undecidable manual S 108 27.3504 91 0 98
TV.SF04.EHZ. 2018-03-08T20:15:22.68 0.6 undecidable manual S 102 30.0477 91 -0.28 46
IV.MAON.HHZ. 2018-03-08T20:15:22.66 0.1 undecidable manual P 195 53.502 90 0.51 85
TV.SF14.HHZ. 2018-03-08T20:15:22.18 0.1 undecidable manual S 121 29.9478 91 -0.75 79
TV.SF01.EHZ. 2018-03-08T20:15:21.08 0.1 undecidable manual S 113 23.3544 91 -0.09 97
IV.TRIF.HHZ. 2018-03-08T20:15:20.37 0.1 undecidable manual P 307 40.4262 91 0.25 91
IV.RIBO.EHZ.01 2018-03-08T20:15:20.46 0.3 undecidable manual S 286 21.3675 92 -0.19 71
IV.FROS.HHZ. 2018-03-08T20:15:19.80 0.1 undecidable manual P 342 36.8298 91 0.23 92
IV.MCIV.HHN. 2018-03-08T20:15:19.53 0.3 undecidable manual P 113 33.2445 91 0.51 66
IV.CASP.HHZ. 2018-03-08T20:15:19.73 0.1 undecidable manual P 252 37.1295 91 0.11 95
TV.SF14.HHZ. 2018-03-08T20:15:18.34 0.1 undecidable manual P 121 29.9478 91 -0.17 94
IV.ARCI.HHZ. 2018-03-08T20:15:18.79 0.1 undecidable manual S 108 15.0738 97 -0.17 97
TV.SF13.HHZ. 2018-03-08T20:15:18.59 0.1 undecidable manual P 108 27.3504 91 0.48 89
TV.SF04.EHZ. 2018-03-08T20:15:18.82 0.3 negative manual P 102 30.0477 91 0.29 69
IV.RIBO.EHZ.01 2018-03-08T20:15:17.37 0.1 negative manual P 286 21.3675 92 0.17 96
TV.SF01.EHZ. 2018-03-08T20:15:17.54 0.1 undecidable manual P 113 23.3544 91 0.05 98
IV.ARCI.HHZ. 2018-03-08T20:15:16.24 0.1 undecidable manual P 108 15.0738 97 0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARCI.HHE. ML:1.3 0.000183 0.92 AML other m 2018-03-08T20:15:19.94
IV.ARCI.HHN. ML:1.3 0.000191 0.22 AML other m 2018-03-08T20:15:20.36
TV.SF01.EHE. ML:1.3 0.00012869999999999998 1.5 AML other m 2018-03-08T20:15:22.07
TV.SF04.EHE. ML:1.5 0.00016 0.24 AML other m 2018-03-08T20:15:24.18
TV.SF04.EHN. ML:1.4 0.00013225 0.16 AML other m 2018-03-08T20:15:24.83
IV.TRIF.HHE. ML:1.4 0.00009455 0.54 AML other m 2018-03-08T20:15:25.85
TV.SF01.EHN. ML:1.2 0.0001064 0.72 AML other m 2018-03-08T20:15:26.31
IV.TRIF.HHN. ML:1.3 0.00006755 0.5 AML other m 2018-03-08T20:15:27.35
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