Earthquake with magnitude of ML 1.0 on date 04-06-2015 and time 22:13:42 (UTC) in region 4 km NE Pontremoli (MS)

A magnitude ML 1.0 earthquake occured in region: 4 km NE Pontremoli (MS), on

  • 04-06-2015 22:13:42 (UTC)
  • 05-06-2015 00:13:42 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.4040, 9.9100 at 10 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
Pontremoli MS 4 7357 7357
Filattiera MS 8 2309 9666
Mulazzo MS 9 2424 12090
Bagnone MS 12 1887 13977
Villafranca in Lunigiana MS 13 4770 18747
Zeri MS 13 1094 19841
Berceto PR 14 2109 21950
Borgo Val di Taro PR 15 6999 28949
Corniglio PR 16 1936 30885
Monchio delle Corti PR 17 933 31818
Albareto PR 17 2156 33974
Valmozzola PR 19 539 34513
Licciana Nardi MS 19 4949 39462
Tresana MS 19 2044 41506
Calice al Cornoviglio SP 19 1138 42644
Zignago SP 19 532 43176

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km N of La Spezia (93959 inhabitants)
39 Km NW of Carrara (63133 inhabitants)
45 Km NW of Massa (69479 inhabitants)
55 Km SW of Parma (192836 inhabitants)
66 Km NW of Viareggio (62467 inhabitants)
66 Km W of Reggio nell'Emilia (171345 inhabitants)
74 Km S of Piacenza (102191 inhabitants)
78 Km E of Genova (586655 inhabitants)
78 Km NW of Lucca (89046 inhabitants)
82 Km S of Cremona (71901 inhabitants)
85 Km W of Modena (184973 inhabitants)
86 Km NW of Pisa (89158 inhabitants)
88 Km W of Carpi (70699 inhabitants)
96 Km NW of Pistoia (90315 inhabitants)
100 Km NW of Livorno (159219 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 2015-06-04
22:13:42
44.4038 9.9103 10 2016-01-08
08:45:27
Bollettino Sismico Italiano INGV 21047131
Reviewed
Rev100
ML 1.2 2015-06-04
22:13:42
44.3993 9.9087 8 2015-06-04
22:22:59
Sala Sismica INGV-Roma 19523421
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2015-06-04 22:13:42 ± 0.11
Latitude 44.4038 ± 0.0054
Longitude 9.9103 ± 0.0076
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 21047131

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 669
Semi-minor axis of confidence ellipse (meter) 459
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 49
Circular confidence region, given by single value of horizontal uncertainty (meter) 670.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 94
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.14119
Epicentral distance of station farthest from the epicenter (degree) 0.81209
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 3
Type of magnitude ML
Reference to an origin 21047131
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-08-24 09:55:46

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 5
Type of magnitude ML
Reference to an origin 19523421
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2015-06-04 22:22:59
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PII.HHZ. 2015-06-04T22:14:08.85 0.6 undecidable manual S 147 90.1431 50 -0.38 41
GU.MAIM.HHZ. 2015-06-04T22:14:04.35 0.3 undecidable manual S 139 71.373 50 0.14 68
IV.BOB.HHE. 2015-06-04T22:13:59.62 0.3 undecidable manual S 318 54.501 50 -0.09 71
GU.GORR.HHE. 2015-06-04T22:13:59.35 0.3 undecidable manual S 295 53.8017 50 -0.19 69
IV.PII.HHZ. 2015-06-04T22:13:58.32 0.3 undecidable manual P 147 90.1431 50 0.41 62
IV.PLMA.HHZ. 2015-06-04T22:13:55.20 0.3 undecidable manual S 187 39.5271 50 -0.52 66
IV.ERBM.EHZ. 2015-06-04T22:13:55.72 0.3 undecidable manual S 87 39.8268 50 -0.09 73
GU.MAIM.HHZ. 2015-06-04T22:13:55.46 0.3 undecidable manual P 139 71.373 50 0.44 64
IV.MSSA.HHZ. 2015-06-04T22:13:53.38 0.3 undecidable manual S 253 32.6451 50 -0.5 67
GU.EQUI.HHZ. 2015-06-04T22:13:53.36 0.3 undecidable manual S 144 32.6451 50 -0.53 67
GU.GORR.HHE. 2015-06-04T22:13:52.59 0.3 undecidable manual P 295 53.8017 50 0.27 68
IV.BOB.HHE. 2015-06-04T22:13:52.77 0.3 undecidable manual P 318 54.501 50 0.35 67
GU.FIVI.HNE. 2015-06-04T22:13:51.82 0.3 undecidable manual S 137 25.0527 112 0 76
IV.ERBM.EHZ. 2015-06-04T22:13:50.61 0.1 undecidable manual P 87 39.8268 50 0.44 90
IV.PLMA.HHZ. 2015-06-04T22:13:50.21 0.1 undecidable manual P 187 39.5271 50 0.09 97
GU.EQUI.HHZ. 2015-06-04T22:13:49.10 0.1 undecidable manual P 144 32.6451 50 0.04 99
IV.MSSA.HHZ. 2015-06-04T22:13:49.28 0.1 undecidable manual P 253 32.6451 50 0.22 95
GU.FIVI.HNE. 2015-06-04T22:13:48.12 0.1 undecidable manual P 137 25.0527 112 0.25 96
GU.GRAM.HHZ. 2015-06-04T22:13:48.41 0.1 undecidable manual S 52 15.6732 122 -0.49 93
GU.GRAM.HHZ. 2015-06-04T22:13:46.04 0.1 undecidable manual P 52 15.6732 122 -0.14 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.EQUI.HHN. ML:0.9 0.00003285 0.84 AML other m 2015-06-04T22:13:54.22
GU.EQUI.HHE. ML:0.8 0.0000291 0.5 AML other m 2015-06-04T22:13:55.55
IV.MSSA.HHN. ML:1.0 0.000042050000000000006 0.16 AML other m 2015-06-04T22:13:54.18
IV.MSSA.HHE. ML:1.0 0.00003995 0.16 AML other m 2015-06-04T22:13:54.31
IV.PLMA.HHE. ML:1.2 0.00005535 0.9 AML other m 2015-06-04T22:13:56.04
IV.PLMA.HHN. ML:1.2 0.000059499999999999996 0.54 AML other m 2015-06-04T22:13:55.80
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