Earthquake with magnitude of ML 1.6 on date 20-11-2017 and time 02:39:18 (UTC) in region 3 km NW Terenzo (PR)

A magnitude ML 1.6 earthquake occured in region: 3 km NW Terenzo (PR), on

  • 20-11-2017 02:39:18 (UTC)
  • 20-11-2017 03:39:18 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.6370, 10.0680 at 25 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
Terenzo PR 3 1196 1196
Calestano PR 6 2100 3296
Fornovo di Taro PR 7 6100 9396
Varano de' Melegari PR 7 2676 12072
Solignano PR 7 1773 13845
Medesano PR 15 10828 24673
Felino PR 15 8790 33463
Berceto PR 15 2109 35572
Sala Baganza PR 16 5561 41133
Pellegrino Parmense PR 16 1048 42181
Langhirano PR 16 10315 52496
Valmozzola PR 16 539 53035
Tizzano Val Parma PR 17 2077 55112
Collecchio PR 18 14403 69515
Varsi PR 18 1230 70745
Corniglio PR 18 1936 72681
Lesignano de' Bagni PR 19 5028 77709

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km SW of Parma (192836 inhabitants)
45 Km W of Reggio nell'Emilia (171345 inhabitants)
55 Km SE of Piacenza (102191 inhabitants)
55 Km S of Cremona (71901 inhabitants)
62 Km NE of La Spezia (93959 inhabitants)
62 Km N of Carrara (63133 inhabitants)
67 Km W of Carpi (70699 inhabitants)
67 Km N of Massa (69479 inhabitants)
68 Km W of Modena (184973 inhabitants)
87 Km N of Viareggio (62467 inhabitants)
93 Km E of Genova (586655 inhabitants)
94 Km SE of Pavia (72576 inhabitants)
95 Km NW 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 1.6 2017-11-20
02:39:18
44.6367 10.0682 25 2018-09-04
09:09:16
Bollettino Sismico Italiano INGV 54343491
Reviewed
Rev100
ML 1.8 2017-11-20
02:39:18
44.6577 10.0433 10 2017-11-20
02:51:12
Sala Sismica INGV-Roma 51996721
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-11-20 02:39:18 ± 0.1
Latitude 44.6367 ± 0.0063
Longitude 10.0682 ± 0.0076
Depth (km) 25 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 54343491

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 621
Semi-minor axis of confidence ellipse (meter) 453
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 298
Circular confidence region, given by single value of horizontal uncertainty (meter) 620.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 111
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.14479
Epicentral distance of station farthest from the epicenter (degree) 1.45870
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.4
Num. used stations 14
Type of magnitude ML
Reference to an origin 51996721
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-11-20 02:51:12

ML:1.6

Field Value
Value 1.6
Uncertainty 0.4
Num. used stations 13
Type of magnitude ML
Reference to an origin 54343491
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-08-30 10:37:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
SI.LUSI.HHZ. 2017-11-20T02:39:43.32 0.3 undecidable manual P 25 161.9157 54 -0.34 55
GU.GORR.HHZ. 2017-11-20T02:39:37.72 0.6 undecidable manual S 267 61.2942 106 0.22 48
IV.SALO.HHZ. 2017-11-20T02:39:37.88 0.3 undecidable manual P 18 114.5964 98 0.5 60
IV.MSSA.HHZ. 2017-11-20T02:39:36.56 0.6 undecidable manual S 231 56.1993 107 0.36 47
GU.SARM.EHZ. 2017-11-20T02:39:36.84 0.6 undecidable manual S 152 56.6988 107 0.53 45
GU.EQUI.HHZ. 2017-11-20T02:39:35.21 0.6 undecidable manual S 173 52.6029 109 -0.07 50
GU.GSCL.HHZ. 2017-11-20T02:39:35.24 0.6 undecidable manual S 127 52.0035 109 0.13 50
GU.FIVI.HNZ. 2017-11-20T02:39:33.58 0.6 undecidable manual S 174 44.3223 113 0.38 48
GU.RNCA.HHZ. 2017-11-20T02:39:33.76 0.3 undecidable manual P 259 90.1431 100 0.1 69
IV.ZCCA.HNN. 2017-11-20T02:39:31.85 0.6 undecidable manual P 113 78.5658 102 -0.05 48
IV.PLMA.HHZ. 2017-11-20T02:39:30.12 0.6 undecidable manual P 195 67.2771 104 -0.09 49
GU.GORR.HHZ. 2017-11-20T02:39:29.08 0.3 undecidable manual P 267 61.2942 106 -0.24 71
IV.PRMA.HHZ. 2017-11-20T02:39:28.83 0.3 undecidable manual S 54 23.9538 131 0.3 75
MN.VLC.HNZ. 2017-11-20T02:39:28.74 0.6 undecidable manual P 154 58.5969 107 -0.18 48
IV.MSSA.HHZ. 2017-11-20T02:39:28.53 0.3 undecidable manual P 231 56.1993 107 -0.04 75
GU.SARM.EHZ. 2017-11-20T02:39:28.74 0.6 undecidable manual P 152 56.6988 107 0.1 49
GU.EQUI.HHZ. 2017-11-20T02:39:27.99 0.6 undecidable manual P 173 52.6029 109 -0.05 50
GU.FIVI.HNZ. 2017-11-20T02:39:27.03 0.3 undecidable manual P 174 44.3223 113 0.19 74
GU.GSCL.HHZ. 2017-11-20T02:39:27.94 0.6 undecidable manual P 127 52.0035 109 0 51
GU.GRAM.HHZ. 2017-11-20T02:39:26.89 0.3 undecidable manual S 181 16.0728 143 -0.22 78
IV.PRMA.HHZ. 2017-11-20T02:39:23.59 0.3 undecidable manual P 54 23.9538 131 -0.55 71
GU.GRAM.HHZ. 2017-11-20T02:39:22.94 0.1 positive manual P 181 16.0728 143 -0.38 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.GRAM.HHN. ML:2.4 0.0012782565 0.2192 AML other m 2017-11-20T02:39:27.14
GU.GRAM.HHE. ML:2.4 0.00124355945 0.1392 AML other m 2017-11-20T02:39:27.47
IV.PRMA.HHE. ML:2.2 0.0007368724 0.5008 AML other m 2017-11-20T02:39:29.71
IV.PRMA.HHN. ML:1.9 0.00034538685 0.24 AML other m 2017-11-20T02:39:29.47
GU.SARM.EHE. ML:1.4 0.000050689845 0.9808 AML other m 2017-11-20T02:39:30.46
IV.MSSA.HHE. ML:1.2 0.000033494019999999996 0.1792 AML other m 2017-11-20T02:39:37.17
IV.MSSA.HHN. ML:1.2 0.00003347974 0.1584 AML other m 2017-11-20T02:39:37.37
GU.SARM.EHN. ML:1.6 0.00007266918 0.2592 AML other m 2017-11-20T02:39:38.16
GU.GORR.HHN. ML:1.4 0.000047375629999999996 0.24 AML other m 2017-11-20T02:39:39.13
GU.GORR.HHE. ML:1.3 0.000033970685 0.2192 AML other m 2017-11-20T02:39:39.36
GU.RNCA.HHE. ML:1.1 0.000013847104999999999 0.3408 AML other m 2017-11-20T02:39:51.18
SI.LUSI.HHE. ML:1.7 0.000020125045 2.2 AML other m 2017-11-20T02:40:03.39
SI.LUSI.HHN. ML:1.7 0.000019052076 1.7792 AML other m 2017-11-20T02:40:03.50
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