Station Information

Station ID: 188
Latitude: 24.555
Longitude: -81.806667
Coastline code: 940
Station code: 71
Time span of data: 1913 – 2023
Completeness (%): 99
Date of last update: 10 Jan 2024

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.

Additional Data Sources (guide to additional data sources)

Nearby GNSS Stations from SONEL: KYW5, KWST, KYW1, CHIN
Nearby Real Time Stations from VLIZ: kwfl
Fast Delivery Data from UHSLC station 242: hourly and daily
Research Quality Data from UHSLC station 242: hourly and daily

Station Documentation

Link to RLR information.

Documentation added 1991-06-11

Key West 940/071 RLR(1964) is 9.5m below BM29

Documentation added 1993-07-29

Many stations on the Gulf coast have large values for September 1961.

Documentation added 1994-07-12

For a description of Key West data dating back to 1846, see MAUL, G.A. & MARTIN, D.M. 1993, Sea level rise at Key West, Florida, 1846-1992: America's longest instrument record?
Geophysical Research Letters, 20(18), 1955-1958.

Documentation added 2011-07-27

Data is downloaded directly from the NOAA website. Datum information also downloaded. The NOAA Primary Benchmark is 4580 E 1998 3.116m above TGZ.

Data Authority

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