Station Information

Station ID: 1136
Latitude: 30.066667
Longitude: -84.183333
Coastline code: 940
Station code: 47
Time span of data: 1965 – 1975
Completeness (%): 73
Frequency Code: 24
Date of last update: 01 Jan 1980

Green Arrow: Current Station
Yellow Marker: Neighbouring RLR 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.

Station Documentation

Link to RLR information.
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 29-JUL-93 :
Many stations on the Gulf coast have large values for September 1961.
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 11-JUN-91 :
St Marks 940/047 RLR(1967) is 8.1m below BM6
=========================== BENCHMARK INFORMATION UPDATE ADDED 12-JUL-93 :
St Marks 940/047 RLR(1967) is 8.1m below BM6
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 09-Feb-2012 :
St. Marks is now an Historic Station. Last data received was that for 1975.
Although there are entries for both St. Marks Lighthouse and St. Marks City and
the latter does list an earlier benchmark 6 the reference to this and the TGZ
does not tally with the value from the original RLR diagram.

Data Authority

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