Data



Data Notes



Extracted from Database

14 Oct 2019

PORTSMOUTH (NORFOLK NAVY YARD)

Station Information

Station ID: 399
Latitude: 36.821667
Longitude: -76.293333
Coastline code: 960
Station code: 65
Country: UNITED STATES
Time span of data: 1935 – 1987
Completeness (%): 98
Date of last update: 26 Jun 1990

Green Arrow: Current Station
Yellow Marker: Neighbouring RLR Station
Red Marker: Neighbouring Metric Station

Please note: In many cases, the station position in our database is accurate to only one minute. Thus, the tide gauge may not appear to be on the coast.

Tide Gauge Data

Plot of monthly mean sea level data at PORTSMOUTH (NORFOLK NAVY YARD).

Link to larger image of monthly data plot.
Download monthly mean sea level data.

Plot of annual mean sea level data at PORTSMOUTH (NORFOLK NAVY YARD).

Link to larger image of annual data plot.
Download annual mean sea level data.

Download metric sea level data. Use only with extreme caution.
NOTE: If some of the data are red in the plots above, the 'flag for attention' is set. Please see the documentation below.

Additional Data Sources (guide to additional data sources)

Nearby GNSS Stations from SONEL: LOY2

Station Documentation

Link to RLR information.

Documentation added 1991-06-11

Portsmouth(Norfolk) 960/065 RLR(1973) is 8.6m below BM"Yard"=5

Documentation added 1993-07-12

Portsmouth(Norfolk) 960/065 RLR(1973) is 8.6m below BM"Yard"=5

Documentation added 2012-02-23

This is now an Historic station last data received was that for 1987. On the
original RLR diagram the Primary benchmark was listed as BM 'Yard' 5 3.984
relative to TGZ this corresponds with NOAA listed Primary benchmark named F 9
USN.

Data Authority

N.O.A.A. / N.O.S.
N/oes33, Ssmc4, Room 6531
1305 East-West Highway
Silver Spring,
MD 20910