MAGNET GPS Station - Photo by Geoff Blewitt

Station ID : J996

Network Operator's Station ID : 0996

Station operator information from: RINEX headers

When using products from this system please cite Blewitt et al., (2018) for the processing plus also the citation for the original data.


Latitude: 34.917 degrees

Longitude: 137.152 degrees

Height: 55.104 meters

Time Series Data

(ascii text)
24 Hour Final Solutions


tenv3 or tenv




5 Minute Final Solutions


kenv tar files for download

Quality Assurance (QA) Files


.qa.gz file download

5 Minute Troposphere Solutions

Tot./Wet Zenith Delay, etc.

tar file download

New!: Loading Predictions.
See this README file for explanation.


tenv3 file with extra columns

Readme Files:

tenv3 format, tenv format, xyz format,
kenv format, trop format, QA file format,
Loading triplet enhanced tenv3 files
(Note: When using the MIDAS software
use the .tenv files linked above)

Nearest 4 Other Stations Distance


1.24 km


12.07 km


13.46 km


13.95 km

Time Series Plots

Click on the buttons on the left below to choose from available reference frames, latencies, and sample rates. Original, Cleaned (outlier removed) and detrended (using MIDAS rate) plots are available. See plot explanation page for further explanations on plot contents.

GPS time series plot
GPS time series plot
GPS time series plot
GPS time series plot
GPS time series plot
QA plot
Load prediction plot

Steps Information for this station

Station ID Date
Equipment Change Type/
or Event ID
J99609AUG09 usp000h04j 7.1 207.8
J99609AUG10 usp000h05y 6.2 103.3
J99611MAR09 usp000hvhj 7.3 640.4
J99611MAR11 official20110311054624120_30 9.1 598.5
J99611MAR11 usp000hvpa 7.9 388.7
J99611MAR11 usp000hvpg 7.7 750.7
J99611MAR15 usp000hxc7 6.0 135.9
J99611APR07 usp000hzf6 7.1 544.2
J99611AUG01 usp000j5ua 5.9 121.2
J99612DEC07 usp000jwjn 7.3 692.0
J99614NOV22 usb000syza 6.2 202.8
J99615MAY30 us20002ki3 7.8 848.4
Distance is from this station to earthquake epicenter in km. A potential step record appears when this distance is less than 10^(M/2 - 0.79) where M is earthquake magnitude.
Steps for all stations are given in the master step file database.

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