Earthquake with magnitude of ML 2.1 on date 25-05-2017 and time 15:24:01 (Italy) in region 1 km NE Montieri (GR)

A magnitude ML 2.1 earthquake occured in region: 1 km NE Montieri (GR), on

  • 25-05-2017 13:24:01 (UTC)
  • 25-05-2017 15:24:01 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1380, 11.0250 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
Montieri GR 1 1204 1204
Chiusdino SI 6 1903 3107
Castelnuovo di Val di Cecina PI 12 2231 5338
Monticiano SI 13 1571 6909
Monterotondo Marittimo GR 14 1371 8280
Radicondoli SI 14 914 9194
Massa Marittima GR 15 8375 17569
Roccastrada GR 18 9199 26768

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km SW of Siena (53903 inhabitants)
43 Km N of Grosseto (82087 inhabitants)
70 Km S of Scandicci (50609 inhabitants)
73 Km S of Firenze (382808 inhabitants)
74 Km SE of Livorno (159219 inhabitants)
79 Km W of Arezzo (99543 inhabitants)
82 Km SE of Pisa (89158 inhabitants)
83 Km S of Prato (191150 inhabitants)
89 Km S of Pistoia (90315 inhabitants)
89 Km SE of Lucca (89046 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 2.1 2017-05-25
13:24:01
43.1385 11.0248 9 2018-07-06
10:38:20
Bollettino Sismico Italiano INGV 51298701
Reviewed
Rev100
ML 2.2 2017-05-25
13:24:01
43.1368 11.0333 9 2017-05-25
13:30:07
Sala Sismica INGV-Roma 45785451
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-05-25 13:24:01 ± 0.12
Latitude 43.1385 ± 0.0054
Longitude 11.0248 ± 0.0074
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 51298701

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 628
Semi-minor axis of confidence ellipse (meter) 186
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 134
Circular confidence region, given by single value of horizontal uncertainty (meter) 630.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 49
Number of associated phases, regardless of their use for origin computation 43
Number of defining phases 34
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.39
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.92630
Number of stations at which the event was observed 29
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.4
Num. used stations 30
Type of magnitude ML
Reference to an origin 51298701
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-03-22 13:59:40

ML:2.2

Field Value
Value 2.2
Uncertainty 0.5
Num. used stations 15
Type of magnitude ML
Reference to an origin 45785451
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-05-25 13:30:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SPS2.HHZ. 2017-05-25T13:25:38.65 3.0 undecidable manual Pg 14.87 0
IV.MELA.HHZ. 2017-05-25T13:25:35.25 3.0 undecidable manual Sn 0.94 0
CR.HVAR.HHZ. 2017-05-25T13:25:14.86 3.0 undecidable manual Pg 12.81 0
GU.RNCA.HHZ. 2017-05-25T13:25:05.04 3.0 undecidable manual Sg 3.51 0
IV.VIVA.HHZ. 2017-05-25T13:25:04.47 3.0 undecidable manual Sg 5.92 0
CH.FUORN.HHZ. 2017-05-25T13:24:56.70 3.0 negative manual Pn 0.7 0
IV.LIK.EHZ.01 2017-05-25T13:24:48.83 3.0 positive manual Pg 7.09 0
GU.ROTM.HHZ. 2017-05-25T13:24:42.75 3.0 positive manual Pn -0.29 0
IV.RMP.HHZ. 2017-05-25T13:24:34.53 3.0 undecidable manual Pn 2.08 0
IV.RUFI.EHZ. 2017-05-25T13:24:27.67 0.6 undecidable manual S 27 86.8464 50 0.03 44
IV.MAON.HHZ. 2017-05-25T13:24:26.24 0.6 undecidable manual S 174 79.2651 50 0.62 39
IV.CELB.HHZ. 2017-05-25T13:24:25.51 0.6 undecidable manual S 237 79.1652 50 -0.07 44
IV.PII.HHZ. 2017-05-25T13:24:25.09 0.6 undecidable manual S 328 76.2681 50 0.28 43
TV.SF01.EHZ. 2017-05-25T13:24:19.90 0.6 undecidable manual S 129 56.7987 50 0.29 44
GU.POPM.HHZ. 2017-05-25T13:24:19.84 0.6 undecidable manual P 348 102.8193 50 0.73 35
IV.CRE.HHZ. 2017-05-25T13:24:18.15 0.3 undecidable manual P 54 91.7415 50 0.74 54
GU.MAIM.HHZ. 2017-05-25T13:24:18.64 0.6 undecidable manual P 334 96.126 50 0.56 38
Z3.A319A.HHE. 2017-05-25T13:24:17.50 0.6 undecidable manual S 316 52.0035 50 -0.83 37
IV.RUFI.EHZ. 2017-05-25T13:24:17.13 0.3 undecidable manual P 27 86.8464 50 0.49 60
IV.MPPT.EHZ. 2017-05-25T13:24:17.79 0.1 undecidable manual P 3 91.0422 50 0.5 79
IV.ARCI.HHZ. 2017-05-25T13:24:16.20 0.6 undecidable manual S 131 48.4182 50 -1.19 32
IV.MAON.HHZ. 2017-05-25T13:24:16.08 0.1 undecidable manual P 174 79.2651 50 0.6 78
IV.OSSC.HNE. 2017-05-25T13:24:16.13 0.6 undecidable manual S 23 46.3203 50 -0.69 40
IV.CELB.HHZ. 2017-05-25T13:24:16.18 0.1 undecidable manual P 237 79.1652 50 0.73 74
IV.CAFI.HHZ. 2017-05-25T13:24:15.49 0.3 undecidable manual P 74 78.9654 50 0.06 67
IV.PII.HHZ. 2017-05-25T13:24:15.59 0.3 undecidable manual P 328 76.2681 50 0.58 59
IV.CSNT.HHZ. 2017-05-25T13:24:15.04 0.6 undecidable manual S 30 42.8238 50 -0.86 37
IV.CASP.HHZ. 2017-05-25T13:24:14.46 0.3 undecidable manual S 199 40.7259 50 -0.86 56
Z3.A318A.HHZ. 2017-05-25T13:24:13.68 0.6 undecidable manual S 267 36.6411 50 -0.55 43
IV.MAGO.HHZ. 2017-05-25T13:24:12.26 0.6 undecidable manual S 297 33.2445 50 -1.06 35
TV.SF04.EHZ. 2017-05-25T13:24:12.80 0.1 positive manual P 123 61.5939 50 0.05 92
Z3.A319A.HHE. 2017-05-25T13:24:11.58 0.1 undecidable manual P 316 52.0035 50 0.31 89
TV.SF01.EHZ. 2017-05-25T13:24:11.85 0.1 positive manual P 129 56.7987 50 -0.16 91
IV.OSSC.HNE. 2017-05-25T13:24:10.27 0.1 negative manual P 23 46.3203 50 -0.12 93
IV.ARCI.HHZ. 2017-05-25T13:24:10.54 0.1 positive manual P 131 48.4182 50 -0.19 92
IV.CSNT.HHZ. 2017-05-25T13:24:09.69 0.1 negative manual P 30 42.8238 50 -0.17 93
IV.CASP.HHZ. 2017-05-25T13:24:09.44 0.1 negative manual P 199 40.7259 50 -0.09 95
IV.MAGO.HHZ. 2017-05-25T13:24:08.18 0.1 undecidable manual P 297 33.2445 50 -0.2 94
Z3.A318A.HHZ. 2017-05-25T13:24:08.92 0.1 undecidable manual P 267 36.6411 50 0.02 97
IV.FROS.HHZ. 2017-05-25T13:24:06.59 0.6 undecidable manual S 53 13.2756 125 -0.66 43
IV.TRIF.HHZ. 2017-05-25T13:24:06.14 0.3 undecidable manual S 255 10.2786 132 -0.29 72
IV.FROS.HHZ. 2017-05-25T13:24:04.73 0.1 negative manual P 53 13.2756 125 -0.14 98
IV.TRIF.HHZ. 2017-05-25T13:24:04.49 0.1 undecidable manual P 255 10.2786 132 0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.TRIF.HHN. ML:2.8 0.008775 0.1 AML other m 2017-05-25T13:24:06.27
IV.TRIF.HHE. ML:2.7 0.0071449999999999994 0.56 AML other m 2017-05-25T13:24:06.24
IV.FROS.HHE. ML:2.9 0.008125 0.18 AML other m 2017-05-25T13:24:06.84
IV.FROS.HHN. ML:2.7 0.0055650000000000005 0.94 AML other m 2017-05-25T13:24:07.85
IV.MAGO.HHE. ML:2.0 0.00041900000000000005 0.22 AML other m 2017-05-25T13:24:12.88
IV.MAGO.HHN. ML:2.0 0.0004195 1.36 AML other m 2017-05-25T13:24:13.22
IV.CASP.HHN. ML:2.8 0.0021550000000000002 0.2 AML other m 2017-05-25T13:24:14.63
IV.CASP.HHE. ML:2.6 0.0013900000000000002 0.36 AML other m 2017-05-25T13:24:14.93
IV.CSNT.HHN. ML:2.1 0.0004325 0.18 AML other m 2017-05-25T13:24:15.28
IV.CSNT.HHE. ML:2.2 0.0004505 0.52 AML other m 2017-05-25T13:24:15.33
IV.ARCI.HHE. ML:1.9 0.00020899999999999998 0.46 AML other m 2017-05-25T13:24:17.08
IV.ARCI.HHN. ML:2.0 0.0003 0.28 AML other m 2017-05-25T13:24:17.18
TV.SF01.EHN. ML:2.4 0.0005214999999999999 1.78 AML other m 2017-05-25T13:24:20.06
TV.SF01.EHE. ML:2.5 0.0006525000000000001 0.36 AML other m 2017-05-25T13:24:20.04
TV.SF04.EHE. ML:2.4 0.0005245 0.34 AML other m 2017-05-25T13:24:21.39
TV.SF04.EHN. ML:2.4 0.0004465 0.26 AML other m 2017-05-25T13:24:21.58
IV.MAON.HHN. ML:2.3 0.00026849999999999997 0.14 AML other m 2017-05-25T13:24:27.23
IV.MAON.HHE. ML:2.2 0.00021100000000000003 0.74 AML other m 2017-05-25T13:24:27.19
IV.CELB.HHE. ML:2.4 0.0003685 0.56 AML other m 2017-05-25T13:24:27.52
IV.CELB.HHN. ML:2.2 0.000252 1.48 AML other m 2017-05-25T13:24:28.90
IV.RUFI.EHE. ML:1.7 0.0000622 1.78 AML other m 2017-05-25T13:24:29.02
IV.MPPT.EHE. ML:1.5 0.0000327 0.64 AML other m 2017-05-25T13:24:30.14
IV.RUFI.EHN. ML:1.5 0.000037155 1.02 AML other m 2017-05-25T13:24:30.88
IV.MPPT.EHN. ML:1.5 0.0000374 1.58 AML other m 2017-05-25T13:24:30.95
GU.MAIM.HHN. ML:1.6 0.00003755 0.88 AML other m 2017-05-25T13:24:32.08
GU.MAIM.HHE. ML:1.5 0.00002795 0.7 AML other m 2017-05-25T13:24:32.64
IV.CRE.HHN. ML:1.7 0.00005395 0.38 AML other m 2017-05-25T13:24:34.41
IV.CRE.HHE. ML:1.7 0.00005745 0.32 AML other m 2017-05-25T13:24:34.36
GU.POPM.HHE. ML:1.9 0.0000769 0.16 AML other m 2017-05-25T13:24:55.66
GU.POPM.HHN. ML:2.1 0.0001095 0.06 AML other m 2017-05-25T13:24:56.56
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
Waveforms Seismic signals in miniseed + resp format Download