Contributing agency

Station summaryN301

  • More informations on each symbol.
  • GPS
    Tide Gauge
IGS-type acronym : N301
Latitude : 29.30974700
Longitude : -94.79346800
Installed date : 2018-07-10
Decommissioned date :
Country : U.S.A.
Station status : active (green)
Distance to Tide Gauge (m) : 2
Domes Nr.:
Station operator: (NOAA) - National Oceanic and Atmospheric Administration
IGS-like station form :

GPS position times seriesN301


(Reference epoch: )

Offsets (mm)

MMaterial change or malfunction
RFReference Frame change
NANot available
Position discontinuity
Velocity discontinuity
Vertical component
East component
North Component

Data available at SONELN301

Quality plots on RINEX filesN301

Quality plots on RINEX files of N301 Quality plots on RINEX files of N301 Royal Observatory of Belgium

Plots generated using software developed with the EPN team at ROB
Observations & tracking performance Satellite tracking

informations (this operation may take 20 to 45s)

The satellite tracking graph has been calculated for all stations for the first day of each month. If you wish to have a graph for another date, choose the 'Calculate a specific date' option.

Comparison with satellite altimetry data

Co-located instrumentsN301

Photo albumN301


If you have a relevant reference to suggest, please send-us an e-mail :
  • puce Liu, Li et al., 2020. Land subsidence contributions to relative sea level rise at tide gauge Galveston Pier 21, Texas. Scientific Reports. Get this reference